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

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SAGEHEN CREEK - TRUCKEE (SGNC1)
Latitude: 39.43º NLongitude: 120.24º WElevation: 6320 Feet
Location: Nevada County in CaliforniaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: May 08 2025 at 7:59 AM PDTNext Issuance: May 09 2025 at 9:00 AM PDT
Action/Monitor: 4.0 FeetMinor Flood: 4.5 FeetModerate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sagehen Creek - Truckee (SGNC1)
#
# File Generation Time:  05/08/2025 at 08:00 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/04/2025 at 12:00 AM PDT
# Maximum Observed Stage:                       2.48 Feet
# Maximum Observed Flow:                        37 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/10/2025 at 12:00 AM PDT
# Maximum Forecast Stage:                       2.57 Feet
# Maximum Forecast Flow:                        44 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/03/2025 08 AM PDT            2.43             34                        Normal
  05/03/2025 09 AM PDT            2.43             34         0              Normal
  05/03/2025 10 AM PDT            2.42             33         -              Normal
  05/03/2025 11 AM PDT            2.41             33         -              Normal
  05/03/2025 12 PM PDT            2.41             33         0              Normal
  05/03/2025 01 PM PDT            2.40             32         -              Normal
  05/03/2025 02 PM PDT            2.40             32         0              Normal
  05/03/2025 03 PM PDT            2.40             32         0              Normal
  05/03/2025 04 PM PDT            2.41             33         +              Normal
  05/03/2025 05 PM PDT            2.43             34         +              Normal
  05/03/2025 06 PM PDT            2.45             35         +              Normal
  05/03/2025 07 PM PDT            2.46             36         +              Normal
  05/03/2025 08 PM PDT            2.47             37         +              Normal
  05/03/2025 09 PM PDT            2.48             37         +              Normal
  05/03/2025 10 PM PDT            2.47             37         -              Normal
  05/03/2025 11 PM PDT            2.48             37         +              Normal
  05/04/2025 12 AM PDT            2.48             37         0              Normal
  05/04/2025 01 AM PDT            2.47             37         -              Normal
  05/04/2025 02 AM PDT            2.47             37         0              Normal
  05/04/2025 03 AM PDT            2.46             36         -              Normal
  05/04/2025 04 AM PDT            2.46             36         0              Normal
  05/04/2025 05 AM PDT            2.45             35         -              Normal
  05/04/2025 06 AM PDT            2.45             35         0              Normal
  05/04/2025 07 AM PDT            2.45             35         0              Normal
  05/04/2025 08 AM PDT            2.45             35         0              Normal
  05/04/2025 09 AM PDT            2.44             35         -              Normal
  05/04/2025 10 AM PDT            2.44             35         0              Normal
  05/04/2025 11 AM PDT            2.44             35         0              Normal
  05/04/2025 12 PM PDT            2.44             35         0              Normal
  05/04/2025 01 PM PDT            2.43             34         -              Normal
  05/04/2025 02 PM PDT            2.43             34         0              Normal
  05/04/2025 03 PM PDT            2.43             34         0              Normal
  05/04/2025 04 PM PDT            2.43             34         0              Normal
  05/04/2025 05 PM PDT            2.43             34         0              Normal
  05/04/2025 06 PM PDT            2.44             35         +              Normal
  05/04/2025 07 PM PDT            2.44             35         0              Normal
  05/04/2025 08 PM PDT            2.44             35         0              Normal
  05/04/2025 09 PM PDT            2.44             35         0              Normal
  05/04/2025 10 PM PDT            2.44             35         0              Normal
  05/04/2025 11 PM PDT            2.44             35         0              Normal
  05/05/2025 12 AM PDT            2.43             34         -              Normal
  05/05/2025 01 AM PDT            2.43             34         0              Normal
  05/05/2025 02 AM PDT            2.42             33         -              Normal
  05/05/2025 03 AM PDT            2.41             33         -              Normal
  05/05/2025 04 AM PDT            2.41             33         0              Normal
  05/05/2025 05 AM PDT            2.40             32         -              Normal
  05/05/2025 06 AM PDT            2.40             32         0              Normal
  05/05/2025 07 AM PDT            2.39             31         -              Normal
  05/05/2025 08 AM PDT            2.39             31         0              Normal
  05/05/2025 09 AM PDT            2.38             31         -              Normal
  05/05/2025 10 AM PDT            2.38             31         0              Normal
  05/05/2025 11 AM PDT            2.38             31         0              Normal
  05/05/2025 12 PM PDT            2.37             30         -              Normal
  05/05/2025 01 PM PDT            2.36             30         -              Normal
  05/05/2025 02 PM PDT            2.36             30         0              Normal
  05/05/2025 03 PM PDT            2.37             30         +              Normal
  05/05/2025 04 PM PDT            2.39             31         +              Normal
  05/05/2025 05 PM PDT            2.41             33         +              Normal
  05/05/2025 06 PM PDT            2.44             35         +              Normal
  05/05/2025 07 PM PDT            2.45             35         +              Normal
  05/05/2025 08 PM PDT            2.45             35         0              Normal
  05/05/2025 09 PM PDT            2.45             35         0              Normal
  05/05/2025 10 PM PDT            2.44             35         -              Normal
  05/05/2025 11 PM PDT            2.44             35         0              Normal
  05/06/2025 12 AM PDT            2.43             34         -              Normal
  05/06/2025 01 AM PDT            2.42             33         -              Normal
  05/06/2025 02 AM PDT            2.41             33         -              Normal
  05/06/2025 03 AM PDT            2.40             32         -              Normal
  05/06/2025 04 AM PDT            2.40             32         0              Normal
  05/06/2025 05 AM PDT            2.39             31         -              Normal
  05/06/2025 06 AM PDT            2.38             31         -              Normal
  05/06/2025 07 AM PDT            2.38             31         0              Normal
  05/06/2025 08 AM PDT            2.37             30         -              Normal
  05/06/2025 09 AM PDT            2.36             30         -              Normal
  05/06/2025 10 AM PDT            2.35             29         -              Normal
  05/06/2025 11 AM PDT            2.35             29         0              Normal
  05/06/2025 12 PM PDT            2.35             29         0              Normal
  05/06/2025 01 PM PDT            2.34             28         -              Normal
  05/06/2025 02 PM PDT            2.34             28         0              Normal
  05/06/2025 03 PM PDT            2.34             28         0              Normal
  05/06/2025 04 PM PDT            2.35             29         +              Normal
  05/06/2025 05 PM PDT            2.37             30         +              Normal
  05/06/2025 06 PM PDT            2.40             32         +              Normal
  05/06/2025 07 PM PDT            2.42             33         +              Normal
  05/06/2025 08 PM PDT            2.43             34         +              Normal
  05/06/2025 09 PM PDT            2.43             34         0              Normal
  05/06/2025 10 PM PDT            2.42             33         -              Normal
  05/06/2025 11 PM PDT            2.41             33         -              Normal
  05/07/2025 12 AM PDT            2.41             33         0              Normal
  05/07/2025 01 AM PDT            2.39             31         -              Normal
  05/07/2025 02 AM PDT            2.39             31         0              Normal
  05/07/2025 03 AM PDT            2.38             31         -              Normal
  05/07/2025 04 AM PDT            2.36             30         -              Normal
  05/07/2025 05 AM PDT            2.37             30         +              Normal
  05/07/2025 06 AM PDT            2.35             29         -              Normal
  05/07/2025 07 AM PDT            2.35             29         0              Normal
  05/07/2025 08 AM PDT            2.34             28         -              Normal
  05/07/2025 09 AM PDT            2.34             28         0              Normal
  05/07/2025 10 AM PDT            2.34             28         0              Normal
  05/07/2025 11 AM PDT            2.34             28         0              Normal
  05/07/2025 12 PM PDT            2.33             28         -              Normal
  05/07/2025 01 PM PDT            2.32             27         -              Normal
  05/07/2025 02 PM PDT            2.32             27         0              Normal
  05/07/2025 03 PM PDT            2.33             28         +              Normal
  05/07/2025 04 PM PDT            2.35             29         +              Normal
  05/07/2025 05 PM PDT            2.39             31         +              Normal
  05/07/2025 06 PM PDT            2.43             34         +              Normal
  05/07/2025 07 PM PDT            2.45             35         +              Normal
  05/07/2025 08 PM PDT            2.46             36         +              Normal
  05/07/2025 09 PM PDT            2.45             35         -              Normal
  05/07/2025 10 PM PDT            2.44             35         -              Normal
  05/07/2025 11 PM PDT            2.43             34         -              Normal
  05/08/2025 12 AM PDT            2.42             33         -              Normal
  05/08/2025 01 AM PDT            2.41             33         -              Normal
  05/08/2025 02 AM PDT            2.40             32         -              Normal
  05/08/2025 03 AM PDT            2.39             31         -              Normal
  05/08/2025 04 AM PDT            2.38             31         -              Normal
  05/08/2025 05 AM PDT            2.38             31         0              Normal
  05/08/2025 06 AM PDT            2.38             31         0              Normal
  05/08/2025 07 AM PDT            2.38             31         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/08/2025 08 AM PDT            2.37             30                        Normal
  05/08/2025 09 AM PDT            2.36             30         -              Normal
  05/08/2025 10 AM PDT            2.35             29         -              Normal
  05/08/2025 11 AM PDT            2.34             28         -              Normal
  05/08/2025 12 PM PDT            2.33             28         -              Normal
  05/08/2025 01 PM PDT            2.33             28         0              Normal
  05/08/2025 02 PM PDT            2.33             28         0              Normal
  05/08/2025 03 PM PDT            2.32             27         -              Normal
  05/08/2025 04 PM PDT            2.33             28         +              Normal
  05/08/2025 05 PM PDT            2.34             28         +              Normal
  05/08/2025 06 PM PDT            2.37             30         +              Normal
  05/08/2025 07 PM PDT            2.39             31         +              Normal
  05/08/2025 08 PM PDT            2.42             33         +              Normal
  05/08/2025 09 PM PDT            2.45             35         +              Normal
  05/08/2025 10 PM PDT            2.48             37         +              Normal
  05/08/2025 11 PM PDT            2.50             39         +              Normal
  05/09/2025 12 AM PDT            2.51             39         +              Normal
  05/09/2025 01 AM PDT            2.52             40         +              Normal
  05/09/2025 02 AM PDT            2.51             39         -              Normal
  05/09/2025 03 AM PDT            2.50             39         -              Normal
  05/09/2025 04 AM PDT            2.49             38         -              Normal
  05/09/2025 05 AM PDT            2.48             37         -              Normal
  05/09/2025 06 AM PDT            2.47             37         -              Normal
  05/09/2025 07 AM PDT            2.46             36         -              Normal
  05/09/2025 08 AM PDT            2.44             35         -              Normal
  05/09/2025 09 AM PDT            2.43             34         -              Normal
  05/09/2025 10 AM PDT            2.42             33         -              Normal
  05/09/2025 11 AM PDT            2.40             32         -              Normal
  05/09/2025 12 PM PDT            2.39             31         -              Normal
  05/09/2025 01 PM PDT            2.38             31         -              Normal
  05/09/2025 02 PM PDT            2.38             31         0              Normal
  05/09/2025 03 PM PDT            2.37             30         -              Normal
  05/09/2025 04 PM PDT            2.38             31         +              Normal
  05/09/2025 05 PM PDT            2.40             32         +              Normal
  05/09/2025 06 PM PDT            2.42             33         +              Normal
  05/09/2025 07 PM PDT            2.45             35         +              Normal
  05/09/2025 08 PM PDT            2.48             37         +              Normal
  05/09/2025 09 PM PDT            2.51             39         +              Normal
  05/09/2025 10 PM PDT            2.54             42         +              Normal
  05/09/2025 11 PM PDT            2.56             43         +              Normal
  05/10/2025 12 AM PDT            2.57             44         +              Normal
  05/10/2025 01 AM PDT            2.57             44         0              Normal
  05/10/2025 02 AM PDT            2.56             43         -              Normal
  05/10/2025 03 AM PDT            2.55             42         -              Normal
  05/10/2025 04 AM PDT            2.54             42         -              Normal
  05/10/2025 05 AM PDT            2.52             40         -              Normal
  05/10/2025 06 AM PDT            2.51             39         -              Normal
  05/10/2025 07 AM PDT            2.49             38         -              Normal
  05/10/2025 08 AM PDT            2.48             37         -              Normal
  05/10/2025 09 AM PDT            2.46             36         -              Normal
  05/10/2025 10 AM PDT            2.44             35         -              Normal
  05/10/2025 11 AM PDT            2.43             34         -              Normal
  05/10/2025 12 PM PDT            2.42             33         -              Normal
  05/10/2025 01 PM PDT            2.41             33         -              Normal
  05/10/2025 02 PM PDT            2.40             32         -              Normal
  05/10/2025 03 PM PDT            2.40             32         0              Normal
  05/10/2025 04 PM PDT            2.40             32         0              Normal
  05/10/2025 05 PM PDT            2.42             33         +              Normal
  05/10/2025 06 PM PDT            2.44             35         +              Normal
  05/10/2025 07 PM PDT            2.46             36         +              Normal
  05/10/2025 08 PM PDT            2.49             38         +              Normal
  05/10/2025 09 PM PDT            2.52             40         +              Normal
  05/10/2025 10 PM PDT            2.55             42         +              Normal
  05/10/2025 11 PM PDT            2.56             43         +              Normal
  05/11/2025 12 AM PDT            2.57             44         +              Normal
  05/11/2025 01 AM PDT            2.57             44         0              Normal
  05/11/2025 02 AM PDT            2.56             43         -              Normal
  05/11/2025 03 AM PDT            2.55             42         -              Normal
  05/11/2025 04 AM PDT            2.53             41         -              Normal
  05/11/2025 05 AM PDT            2.52             40         -              Normal
  05/11/2025 06 AM PDT            2.50             39         -              Normal
  05/11/2025 07 AM PDT            2.48             37         -              Normal
  05/11/2025 08 AM PDT            2.47             37         -              Normal
  05/11/2025 09 AM PDT            2.45             35         -              Normal
  05/11/2025 10 AM PDT            2.44             35         -              Normal
  05/11/2025 11 AM PDT            2.42             33         -              Normal
  05/11/2025 12 PM PDT            2.41             33         -              Normal
  05/11/2025 01 PM PDT            2.40             32         -              Normal
  05/11/2025 02 PM PDT            2.39             31         -              Normal
  05/11/2025 03 PM PDT            2.38             31         -              Normal
  05/11/2025 04 PM PDT            2.38             31         0              Normal
  05/11/2025 05 PM PDT            2.39             31         +              Normal
  05/11/2025 06 PM PDT            2.40             32         +              Normal
  05/11/2025 07 PM PDT            2.41             33         +              Normal
  05/11/2025 08 PM PDT            2.43             34         +              Normal
  05/11/2025 09 PM PDT            2.45             35         +              Normal
  05/11/2025 10 PM PDT            2.47             37         +              Normal
  05/11/2025 11 PM PDT            2.48             37         +              Normal
  05/12/2025 12 AM PDT            2.49             38         +              Normal
  05/12/2025 01 AM PDT            2.48             37         -              Normal
  05/12/2025 02 AM PDT            2.47             37         -              Normal
  05/12/2025 03 AM PDT            2.46             36         -              Normal
  05/12/2025 04 AM PDT            2.44             35         -              Normal
  05/12/2025 05 AM PDT            2.43             34         -              Normal
  05/12/2025 06 AM PDT            2.42             33         -              Normal
  05/12/2025 07 AM PDT            2.41             33         -              Normal
  05/12/2025 08 AM PDT            2.39             31         -              Normal
  05/12/2025 09 AM PDT            2.38             31         -              Normal
  05/12/2025 10 AM PDT            2.37             30         -              Normal
  05/12/2025 11 AM PDT            2.36             30         -              Normal
  05/12/2025 12 PM PDT            2.35             29         -              Normal
  05/12/2025 01 PM PDT            2.34             28         -              Normal
  05/12/2025 02 PM PDT            2.33             28         -              Normal
  05/12/2025 03 PM PDT            2.33             28         0              Normal
  05/12/2025 04 PM PDT            2.33             28         0              Normal
  05/12/2025 05 PM PDT            2.34             28         +              Normal
  05/12/2025 06 PM PDT            2.35             29         +              Normal
  05/12/2025 07 PM PDT            2.37             30         +              Normal
  05/12/2025 08 PM PDT            2.38             31         +              Normal
  05/12/2025 09 PM PDT            2.40             32         +              Normal
  05/12/2025 10 PM PDT            2.41             33         +              Normal
  05/12/2025 11 PM PDT            2.42             33         +              Normal
  05/13/2025 12 AM PDT            2.42             33         0              Normal
  05/13/2025 01 AM PDT            2.42             33         0              Normal
  05/13/2025 02 AM PDT            2.41             33         -              Normal
  05/13/2025 03 AM PDT            2.40             32         -              Normal
  05/13/2025 04 AM PDT            2.39             31         -              Normal
  05/13/2025 05 AM PDT            2.38             31         -              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.