National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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WALKER RIVER - MASON AT SNYDER LANE (MASN2)
Latitude: 38.92º NLongitude: 119.19º WElevation: 4420 Feet
Location: Lyon County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Oct 05 2024 at 8:48 AM PDTNext Issuance: Oct 06 2024 at 9:00 AM PDT
Monitor Stage: 9.0 FeetFlood Stage: 9.8 Feet
Please Note:Significant losses can occur in the Mason Valley upstream of the Mason stream gage. Increased forecast uncertainty exists in the long range forecast due to these unknown losses.

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Walker River - Mason at Snyder Lane (MASN2)
#
# File Generation Time:  10/05/2024 at 08:48 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/03/2024 at 08:00 AM PDT
# Maximum Observed Stage:                       3.87 Feet
# Maximum Observed Flow:                        95 cfs
#
# Earliest Date & Time of Maximum Forecast:     10/09/2024 at 11:00 PM PDT
# Maximum Forecast Stage:                       3.88 Feet
# Maximum Forecast Flow:                        97 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  09/30/2024 08 AM PDT            3.86             94                        Normal
  09/30/2024 09 AM PDT            3.86             94         0              Normal
  09/30/2024 10 AM PDT            3.86             94         0              Normal
  09/30/2024 11 AM PDT            3.86             94         0              Normal
  09/30/2024 12 PM PDT            3.86             94         0              Normal
  09/30/2024 01 PM PDT            3.87             95         +              Normal
  09/30/2024 02 PM PDT            3.86             94         -              Normal
  09/30/2024 03 PM PDT            3.87             95         +              Normal
  09/30/2024 04 PM PDT            3.87             95         0              Normal
  09/30/2024 05 PM PDT            3.86             94         -              Normal
  09/30/2024 06 PM PDT            3.86             94         0              Normal
  09/30/2024 07 PM PDT            3.86             94         0              Normal
  09/30/2024 08 PM PDT            3.86             94         0              Normal
  09/30/2024 09 PM PDT            3.86             94         0              Normal
  09/30/2024 10 PM PDT            3.85             92         -              Normal
  09/30/2024 11 PM PDT            3.85             92         0              Normal
  10/01/2024 12 AM PDT            3.86             94         +              Normal
  10/01/2024 01 AM PDT            3.86             94         0              Normal
  10/01/2024 02 AM PDT            3.86             94         0              Normal
  10/01/2024 03 AM PDT            3.85             92         -              Normal
  10/01/2024 04 AM PDT            3.85             92         0              Normal
  10/01/2024 05 AM PDT            3.85             92         0              Normal
  10/01/2024 06 AM PDT            3.85             92         0              Normal
  10/01/2024 07 AM PDT            3.84             91         -              Normal
  10/01/2024 08 AM PDT            3.85             92         +              Normal
  10/01/2024 09 AM PDT            3.85             92         0              Normal
  10/01/2024 10 AM PDT            3.85             92         0              Normal
  10/01/2024 11 AM PDT            3.85             92         0              Normal
  10/01/2024 12 PM PDT            3.84             91         -              Normal
  10/01/2024 01 PM PDT            3.83             89         -              Normal
  10/01/2024 02 PM PDT            3.83             89         0              Normal
  10/01/2024 03 PM PDT            3.83             89         0              Normal
  10/01/2024 04 PM PDT            3.84             91         +              Normal
  10/01/2024 05 PM PDT            3.83             89         -              Normal
  10/01/2024 06 PM PDT            3.82             88         -              Normal
  10/01/2024 07 PM PDT            3.82             88         0              Normal
  10/01/2024 08 PM PDT            3.81             87         -              Normal
  10/01/2024 09 PM PDT            3.82             88         +              Normal
  10/01/2024 10 PM PDT            3.82             88         0              Normal
  10/01/2024 11 PM PDT            3.82             88         0              Normal
  10/02/2024 12 AM PDT            3.82             88         0              Normal
  10/02/2024 01 AM PDT            3.82             88         0              Normal
  10/02/2024 02 AM PDT            3.83             89         +              Normal
  10/02/2024 03 AM PDT            3.84             91         +              Normal
  10/02/2024 04 AM PDT            3.84             91         0              Normal
  10/02/2024 05 AM PDT            3.84             91         0              Normal
  10/02/2024 06 AM PDT            3.84             91         0              Normal
  10/02/2024 07 AM PDT            3.84             91         0              Normal
  10/02/2024 08 AM PDT            3.84             91         0              Normal
  10/02/2024 09 AM PDT            3.84             91         0              Normal
  10/02/2024 10 AM PDT            3.84             91         0              Normal
  10/02/2024 11 AM PDT            3.83             89         -              Normal
  10/02/2024 12 PM PDT            3.83             89         0              Normal
  10/02/2024 01 PM PDT            3.83             89         0              Normal
  10/02/2024 02 PM PDT            3.83             89         0              Normal
  10/02/2024 03 PM PDT            3.82             88         -              Normal
  10/02/2024 04 PM PDT            3.82             88         0              Normal
  10/02/2024 05 PM PDT            3.82             88         0              Normal
  10/02/2024 06 PM PDT            3.82             88         0              Normal
  10/02/2024 07 PM PDT            3.82             88         0              Normal
  10/02/2024 08 PM PDT            3.82             88         0              Normal
  10/02/2024 09 PM PDT            3.83             89         +              Normal
  10/02/2024 10 PM PDT            3.84             91         +              Normal
  10/02/2024 11 PM PDT            3.84             91         0              Normal
  10/03/2024 12 AM PDT            3.85             92         +              Normal
  10/03/2024 01 AM PDT            3.84             91         -              Normal
  10/03/2024 02 AM PDT            3.85             92         +              Normal
  10/03/2024 03 AM PDT            3.85             92         0              Normal
  10/03/2024 04 AM PDT            3.85             92         0              Normal
  10/03/2024 05 AM PDT            3.86             94         +              Normal
  10/03/2024 06 AM PDT            3.86             94         0              Normal
  10/03/2024 07 AM PDT            3.86             94         0              Normal
  10/03/2024 08 AM PDT            3.87             95         +              Normal
  10/03/2024 09 AM PDT            3.86             94         -              Normal
  10/03/2024 10 AM PDT            3.86             94         0              Normal
  10/03/2024 11 AM PDT            3.84             91         -              Normal
  10/03/2024 12 PM PDT            3.83             89         -              Normal
  10/03/2024 01 PM PDT            3.84             91         +              Normal
  10/03/2024 02 PM PDT            3.83             89         -              Normal
  10/03/2024 03 PM PDT            3.83             89         0              Normal
  10/03/2024 04 PM PDT            3.82             88         -              Normal
  10/03/2024 05 PM PDT            3.83             89         +              Normal
  10/03/2024 06 PM PDT            3.83             89         0              Normal
  10/03/2024 07 PM PDT            3.83             89         0              Normal
  10/03/2024 08 PM PDT            3.84             91         +              Normal
  10/03/2024 09 PM PDT            3.83             89         -              Normal
  10/03/2024 10 PM PDT            3.83             89         0              Normal
  10/03/2024 11 PM PDT            3.83             89         0              Normal
  10/04/2024 12 AM PDT            3.82             88         -              Normal
  10/04/2024 01 AM PDT            3.82             88         0              Normal
  10/04/2024 02 AM PDT            3.82             88         0              Normal
  10/04/2024 03 AM PDT            3.81             87         -              Normal
  10/04/2024 04 AM PDT            3.82             88         +              Normal
  10/04/2024 05 AM PDT            3.81             87         -              Normal
  10/04/2024 06 AM PDT            3.80             85         -              Normal
  10/04/2024 07 AM PDT            3.80             85         0              Normal
  10/04/2024 08 AM PDT            3.79             84         -              Normal
  10/04/2024 09 AM PDT            3.80             85         +              Normal
  10/04/2024 10 AM PDT            3.80             85         0              Normal
  10/04/2024 11 AM PDT            3.80             85         0              Normal
  10/04/2024 12 PM PDT            3.78             82         -              Normal
  10/04/2024 01 PM PDT            3.78             82         0              Normal
  10/04/2024 02 PM PDT            3.77             81         -              Normal
  10/04/2024 03 PM PDT            3.77             81         0              Normal
  10/04/2024 04 PM PDT            3.77             81         0              Normal
  10/04/2024 05 PM PDT            3.77             81         0              Normal
  10/04/2024 06 PM PDT            3.76             80         -              Normal
  10/04/2024 07 PM PDT            3.77             81         +              Normal
  10/04/2024 08 PM PDT            3.77             81         0              Normal
  10/04/2024 09 PM PDT            3.77             81         0              Normal
  10/04/2024 10 PM PDT            3.77             81         0              Normal
  10/04/2024 11 PM PDT            3.77             81         0              Normal
  10/05/2024 12 AM PDT            3.78             82         +              Normal
  10/05/2024 01 AM PDT            3.79             84         +              Normal
  10/05/2024 02 AM PDT            3.78             82         -              Normal
  10/05/2024 03 AM PDT            3.78             82         0              Normal
  10/05/2024 04 AM PDT            3.78             82         0              Normal
  10/05/2024 05 AM PDT            3.78             82         0              Normal
  10/05/2024 06 AM PDT            3.78             82         0              Normal
  10/05/2024 07 AM PDT            3.79             84         +              Normal
  10/05/2024 08 AM PDT            3.79             84         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  10/05/2024 09 AM PDT            3.78             82                        Normal
  10/05/2024 10 AM PDT            3.78             82         0              Normal
  10/05/2024 11 AM PDT            3.79             84         +              Normal
  10/05/2024 12 PM PDT            3.79             84         0              Normal
  10/05/2024 01 PM PDT            3.79             84         0              Normal
  10/05/2024 02 PM PDT            3.79             84         0              Normal
  10/05/2024 03 PM PDT            3.79             84         0              Normal
  10/05/2024 04 PM PDT            3.79             84         0              Normal
  10/05/2024 05 PM PDT            3.79             84         0              Normal
  10/05/2024 06 PM PDT            3.80             85         +              Normal
  10/05/2024 07 PM PDT            3.80             85         0              Normal
  10/05/2024 08 PM PDT            3.80             85         0              Normal
  10/05/2024 09 PM PDT            3.80             85         0              Normal
  10/05/2024 10 PM PDT            3.80             85         0              Normal
  10/05/2024 11 PM PDT            3.81             87         +              Normal
  10/06/2024 12 AM PDT            3.81             87         0              Normal
  10/06/2024 01 AM PDT            3.81             87         0              Normal
  10/06/2024 02 AM PDT            3.81             87         0              Normal
  10/06/2024 03 AM PDT            3.81             87         0              Normal
  10/06/2024 04 AM PDT            3.81             87         0              Normal
  10/06/2024 05 AM PDT            3.81             87         0              Normal
  10/06/2024 06 AM PDT            3.81             87         0              Normal
  10/06/2024 07 AM PDT            3.81             87         0              Normal
  10/06/2024 08 AM PDT            3.81             87         0              Normal
  10/06/2024 09 AM PDT            3.81             87         0              Normal
  10/06/2024 10 AM PDT            3.81             87         0              Normal
  10/06/2024 11 AM PDT            3.81             87         0              Normal
  10/06/2024 12 PM PDT            3.81             87         0              Normal
  10/06/2024 01 PM PDT            3.81             87         0              Normal
  10/06/2024 02 PM PDT            3.81             87         0              Normal
  10/06/2024 03 PM PDT            3.81             87         0              Normal
  10/06/2024 04 PM PDT            3.81             87         0              Normal
  10/06/2024 05 PM PDT            3.81             87         0              Normal
  10/06/2024 06 PM PDT            3.82             88         +              Normal
  10/06/2024 07 PM PDT            3.82             88         0              Normal
  10/06/2024 08 PM PDT            3.82             88         0              Normal
  10/06/2024 09 PM PDT            3.82             88         0              Normal
  10/06/2024 10 PM PDT            3.82             88         0              Normal
  10/06/2024 11 PM PDT            3.82             88         0              Normal
  10/07/2024 12 AM PDT            3.83             89         +              Normal
  10/07/2024 01 AM PDT            3.83             89         0              Normal
  10/07/2024 02 AM PDT            3.83             89         0              Normal
  10/07/2024 03 AM PDT            3.83             89         0              Normal
  10/07/2024 04 AM PDT            3.83             89         0              Normal
  10/07/2024 05 AM PDT            3.83             89         0              Normal
  10/07/2024 06 AM PDT            3.83             89         0              Normal
  10/07/2024 07 AM PDT            3.83             89         0              Normal
  10/07/2024 08 AM PDT            3.83             89         0              Normal
  10/07/2024 09 AM PDT            3.83             89         0              Normal
  10/07/2024 10 AM PDT            3.83             89         0              Normal
  10/07/2024 11 AM PDT            3.83             89         0              Normal
  10/07/2024 12 PM PDT            3.83             89         0              Normal
  10/07/2024 01 PM PDT            3.83             89         0              Normal
  10/07/2024 02 PM PDT            3.83             89         0              Normal
  10/07/2024 03 PM PDT            3.83             89         0              Normal
  10/07/2024 04 PM PDT            3.83             89         0              Normal
  10/07/2024 05 PM PDT            3.83             89         0              Normal
  10/07/2024 06 PM PDT            3.84             91         +              Normal
  10/07/2024 07 PM PDT            3.84             91         0              Normal
  10/07/2024 08 PM PDT            3.84             91         0              Normal
  10/07/2024 09 PM PDT            3.84             91         0              Normal
  10/07/2024 10 PM PDT            3.84             91         0              Normal
  10/07/2024 11 PM PDT            3.84             91         0              Normal
  10/08/2024 12 AM PDT            3.84             91         0              Normal
  10/08/2024 01 AM PDT            3.85             92         +              Normal
  10/08/2024 02 AM PDT            3.85             92         0              Normal
  10/08/2024 03 AM PDT            3.85             92         0              Normal
  10/08/2024 04 AM PDT            3.85             92         0              Normal
  10/08/2024 05 AM PDT            3.85             92         0              Normal
  10/08/2024 06 AM PDT            3.85             92         0              Normal
  10/08/2024 07 AM PDT            3.85             92         0              Normal
  10/08/2024 08 AM PDT            3.85             92         0              Normal
  10/08/2024 09 AM PDT            3.85             92         0              Normal
  10/08/2024 10 AM PDT            3.85             92         0              Normal
  10/08/2024 11 AM PDT            3.85             92         0              Normal
  10/08/2024 12 PM PDT            3.85             92         0              Normal
  10/08/2024 01 PM PDT            3.85             92         0              Normal
  10/08/2024 02 PM PDT            3.85             92         0              Normal
  10/08/2024 03 PM PDT            3.85             92         0              Normal
  10/08/2024 04 PM PDT            3.85             92         0              Normal
  10/08/2024 05 PM PDT            3.85             92         0              Normal
  10/08/2024 06 PM PDT            3.85             92         0              Normal
  10/08/2024 07 PM PDT            3.85             92         0              Normal
  10/08/2024 08 PM PDT            3.85             92         0              Normal
  10/08/2024 09 PM PDT            3.85             92         0              Normal
  10/08/2024 10 PM PDT            3.86             94         +              Normal
  10/08/2024 11 PM PDT            3.86             94         0              Normal
  10/09/2024 12 AM PDT            3.86             94         0              Normal
  10/09/2024 01 AM PDT            3.86             94         0              Normal
  10/09/2024 02 AM PDT            3.86             94         0              Normal
  10/09/2024 03 AM PDT            3.86             94         0              Normal
  10/09/2024 04 AM PDT            3.86             94         0              Normal
  10/09/2024 05 AM PDT            3.87             95         +              Normal
  10/09/2024 06 AM PDT            3.87             95         0              Normal
  10/09/2024 07 AM PDT            3.87             95         0              Normal
  10/09/2024 08 AM PDT            3.87             95         0              Normal
  10/09/2024 09 AM PDT            3.87             95         0              Normal
  10/09/2024 10 AM PDT            3.87             95         0              Normal
  10/09/2024 11 AM PDT            3.87             95         0              Normal
  10/09/2024 12 PM PDT            3.87             95         0              Normal
  10/09/2024 01 PM PDT            3.87             95         0              Normal
  10/09/2024 02 PM PDT            3.87             95         0              Normal
  10/09/2024 03 PM PDT            3.87             95         0              Normal
  10/09/2024 04 PM PDT            3.87             95         0              Normal
  10/09/2024 05 PM PDT            3.87             95         0              Normal
  10/09/2024 06 PM PDT            3.87             95         0              Normal
  10/09/2024 07 PM PDT            3.87             95         0              Normal
  10/09/2024 08 PM PDT            3.87             95         0              Normal
  10/09/2024 09 PM PDT            3.87             95         0              Normal
  10/09/2024 10 PM PDT            3.87             95         0              Normal
  10/09/2024 11 PM PDT            3.88             97         +              Normal
  10/10/2024 12 AM PDT            3.88             97         0              Normal
  10/10/2024 01 AM PDT            3.88             97         0              Normal
  10/10/2024 02 AM PDT            3.88             97         0              Normal
  10/10/2024 03 AM PDT            3.88             97         0              Normal
  10/10/2024 04 AM PDT            3.88             97         0              Normal
  10/10/2024 05 AM PDT            3.88             97         0              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.