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

 | 

NORTH FORK OF MIDDLE FORK AMERICAN RIVER - FORESTHILL (NMFC1)
Latitude: 39.02º NLongitude: 120.72º WElevation: 1302 Feet
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: May 06 2025 at 7:48 AM PDTNext Issuance: May 07 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: NF of MF American River - Foresthill (NMFC1)
#
# File Generation Time:  05/06/2025 at 07:49 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/03/2025 at 07:00 AM PDT
# Maximum Observed Flow:                        299 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/11/2025 at 05:00 AM PDT
# Maximum Forecast Flow:                        260 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  05/01/2025 07 AM PDT           267                Not Applicable
  05/01/2025 08 AM PDT           264         -      Not Applicable
  05/01/2025 09 AM PDT           262         -      Not Applicable
  05/01/2025 10 AM PDT           260         -      Not Applicable
  05/01/2025 11 AM PDT           258         -      Not Applicable
  05/01/2025 12 PM PDT           257         -      Not Applicable
  05/01/2025 01 PM PDT           257         0      Not Applicable
  05/01/2025 02 PM PDT           256         -      Not Applicable
  05/01/2025 03 PM PDT           255         -      Not Applicable
  05/01/2025 04 PM PDT           254         -      Not Applicable
  05/01/2025 05 PM PDT           254         0      Not Applicable
  05/01/2025 06 PM PDT           255         +      Not Applicable
  05/01/2025 07 PM PDT           256         +      Not Applicable
  05/01/2025 08 PM PDT           258         +      Not Applicable
  05/01/2025 09 PM PDT           259         +      Not Applicable
  05/01/2025 10 PM PDT           261         +      Not Applicable
  05/01/2025 11 PM PDT           262         +      Not Applicable
  05/02/2025 12 AM PDT           265         +      Not Applicable
  05/02/2025 01 AM PDT           268         +      Not Applicable
  05/02/2025 02 AM PDT           271         +      Not Applicable
  05/02/2025 03 AM PDT           273         +      Not Applicable
  05/02/2025 04 AM PDT           276         +      Not Applicable
  05/02/2025 05 AM PDT           279         +      Not Applicable
  05/02/2025 06 AM PDT           281         +      Not Applicable
  05/02/2025 07 AM PDT           283         +      Not Applicable
  05/02/2025 08 AM PDT           285         +      Not Applicable
  05/02/2025 09 AM PDT           287         +      Not Applicable
  05/02/2025 10 AM PDT           289         +      Not Applicable
  05/02/2025 11 AM PDT           291         +      Not Applicable
  05/02/2025 12 PM PDT           292         +      Not Applicable
  05/02/2025 01 PM PDT           293         +      Not Applicable
  05/02/2025 02 PM PDT           293         0      Not Applicable
  05/02/2025 03 PM PDT           294         +      Not Applicable
  05/02/2025 04 PM PDT           294         0      Not Applicable
  05/02/2025 05 PM PDT           295         +      Not Applicable
  05/02/2025 06 PM PDT           295         0      Not Applicable
  05/02/2025 07 PM PDT           296         +      Not Applicable
  05/02/2025 08 PM PDT           296         0      Not Applicable
  05/02/2025 09 PM PDT           296         0      Not Applicable
  05/02/2025 10 PM PDT           296         0      Not Applicable
  05/02/2025 11 PM PDT           296         0      Not Applicable
  05/03/2025 12 AM PDT           297         +      Not Applicable
  05/03/2025 01 AM PDT           297         0      Not Applicable
  05/03/2025 02 AM PDT           298         +      Not Applicable
  05/03/2025 03 AM PDT           298         0      Not Applicable
  05/03/2025 04 AM PDT           298         0      Not Applicable
  05/03/2025 05 AM PDT           299         +      Not Applicable
  05/03/2025 06 AM PDT           299         0      Not Applicable
  05/03/2025 07 AM PDT           299         0      Not Applicable
  05/03/2025 08 AM PDT           298         -      Not Applicable
  05/03/2025 09 AM PDT           298         0      Not Applicable
  05/03/2025 10 AM PDT           298         0      Not Applicable
  05/03/2025 11 AM PDT           298         0      Not Applicable
  05/03/2025 12 PM PDT           298         0      Not Applicable
  05/03/2025 01 PM PDT           297         -      Not Applicable
  05/03/2025 02 PM PDT           296         -      Not Applicable
  05/03/2025 03 PM PDT           295         -      Not Applicable
  05/03/2025 04 PM PDT           294         -      Not Applicable
  05/03/2025 05 PM PDT           294         0      Not Applicable
  05/03/2025 06 PM PDT           293         -      Not Applicable
  05/03/2025 07 PM PDT           292         -      Not Applicable
  05/03/2025 08 PM PDT           291         -      Not Applicable
  05/03/2025 09 PM PDT           290         -      Not Applicable
  05/03/2025 10 PM PDT           289         -      Not Applicable
  05/03/2025 11 PM PDT           288         -      Not Applicable
  05/04/2025 12 AM PDT           287         -      Not Applicable
  05/04/2025 01 AM PDT           286         -      Not Applicable
  05/04/2025 02 AM PDT           285         -      Not Applicable
  05/04/2025 03 AM PDT           283         -      Not Applicable
  05/04/2025 04 AM PDT           282         -      Not Applicable
  05/04/2025 05 AM PDT           281         -      Not Applicable
  05/04/2025 06 AM PDT           279         -      Not Applicable
  05/04/2025 07 AM PDT           278         -      Not Applicable
  05/04/2025 08 AM PDT           276         -      Not Applicable
  05/04/2025 09 AM PDT           275         -      Not Applicable
  05/04/2025 10 AM PDT           273         -      Not Applicable
  05/04/2025 11 AM PDT           272         -      Not Applicable
  05/04/2025 12 PM PDT           270         -      Not Applicable
  05/04/2025 01 PM PDT           269         -      Not Applicable
  05/04/2025 02 PM PDT           267         -      Not Applicable
  05/04/2025 03 PM PDT           266         -      Not Applicable
  05/04/2025 04 PM PDT           264         -      Not Applicable
  05/04/2025 05 PM PDT           263         -      Not Applicable
  05/04/2025 06 PM PDT           262         -      Not Applicable
  05/04/2025 07 PM PDT           261         -      Not Applicable
  05/04/2025 08 PM PDT           260         -      Not Applicable
  05/04/2025 09 PM PDT           259         -      Not Applicable
  05/04/2025 10 PM PDT           258         -      Not Applicable
  05/04/2025 11 PM PDT           257         -      Not Applicable
  05/05/2025 12 AM PDT           256         -      Not Applicable
  05/05/2025 01 AM PDT           256         0      Not Applicable
  05/05/2025 02 AM PDT           255         -      Not Applicable
  05/05/2025 03 AM PDT           255         0      Not Applicable
  05/05/2025 04 AM PDT           254         -      Not Applicable
  05/05/2025 05 AM PDT           254         0      Not Applicable
  05/05/2025 06 AM PDT           254         0      Not Applicable
  05/05/2025 07 AM PDT           253         -      Not Applicable
  05/05/2025 08 AM PDT           253         0      Not Applicable
  05/05/2025 09 AM PDT           252         -      Not Applicable
  05/05/2025 10 AM PDT           252         0      Not Applicable
  05/05/2025 11 AM PDT           252         0      Not Applicable
  05/05/2025 12 PM PDT           251         -      Not Applicable
  05/05/2025 01 PM PDT           251         0      Not Applicable
  05/05/2025 02 PM PDT           250         -      Not Applicable
  05/05/2025 03 PM PDT           250         0      Not Applicable
  05/05/2025 04 PM PDT           249         -      Not Applicable
  05/05/2025 05 PM PDT           249         0      Not Applicable
  05/05/2025 06 PM PDT           248         -      Not Applicable
  05/05/2025 07 PM PDT           248         0      Not Applicable
  05/05/2025 08 PM PDT           248         0      Not Applicable
  05/05/2025 09 PM PDT           247         -      Not Applicable
  05/05/2025 10 PM PDT           247         0      Not Applicable
  05/05/2025 11 PM PDT           246         -      Not Applicable
  05/06/2025 12 AM PDT           247         +      Not Applicable
  05/06/2025 01 AM PDT           247         0      Not Applicable
  05/06/2025 02 AM PDT           247         0      Not Applicable
  05/06/2025 03 AM PDT           247         0      Not Applicable
  05/06/2025 04 AM PDT           247         0      Not Applicable
  05/06/2025 05 AM PDT           247         0      Not Applicable
  05/06/2025 06 AM PDT           248         +      Not Applicable
  05/06/2025 07 AM PDT           248         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  05/06/2025 08 AM PDT           248                Not Applicable
  05/06/2025 09 AM PDT           249         +      Not Applicable
  05/06/2025 10 AM PDT           249         0      Not Applicable
  05/06/2025 11 AM PDT           250         +      Not Applicable
  05/06/2025 12 PM PDT           250         0      Not Applicable
  05/06/2025 01 PM PDT           250         0      Not Applicable
  05/06/2025 02 PM PDT           250         0      Not Applicable
  05/06/2025 03 PM PDT           250         0      Not Applicable
  05/06/2025 04 PM PDT           250         0      Not Applicable
  05/06/2025 05 PM PDT           250         0      Not Applicable
  05/06/2025 06 PM PDT           250         0      Not Applicable
  05/06/2025 07 PM PDT           250         0      Not Applicable
  05/06/2025 08 PM PDT           250         0      Not Applicable
  05/06/2025 09 PM PDT           250         0      Not Applicable
  05/06/2025 10 PM PDT           251         +      Not Applicable
  05/06/2025 11 PM PDT           251         0      Not Applicable
  05/07/2025 12 AM PDT           251         0      Not Applicable
  05/07/2025 01 AM PDT           252         +      Not Applicable
  05/07/2025 02 AM PDT           253         +      Not Applicable
  05/07/2025 03 AM PDT           254         +      Not Applicable
  05/07/2025 04 AM PDT           254         0      Not Applicable
  05/07/2025 05 AM PDT           255         +      Not Applicable
  05/07/2025 06 AM PDT           256         +      Not Applicable
  05/07/2025 07 AM PDT           256         0      Not Applicable
  05/07/2025 08 AM PDT           257         +      Not Applicable
  05/07/2025 09 AM PDT           257         0      Not Applicable
  05/07/2025 10 AM PDT           258         +      Not Applicable
  05/07/2025 11 AM PDT           258         0      Not Applicable
  05/07/2025 12 PM PDT           258         0      Not Applicable
  05/07/2025 01 PM PDT           257         -      Not Applicable
  05/07/2025 02 PM PDT           256         -      Not Applicable
  05/07/2025 03 PM PDT           256         0      Not Applicable
  05/07/2025 04 PM PDT           255         -      Not Applicable
  05/07/2025 05 PM PDT           254         -      Not Applicable
  05/07/2025 06 PM PDT           254         0      Not Applicable
  05/07/2025 07 PM PDT           253         -      Not Applicable
  05/07/2025 08 PM PDT           252         -      Not Applicable
  05/07/2025 09 PM PDT           252         0      Not Applicable
  05/07/2025 10 PM PDT           251         -      Not Applicable
  05/07/2025 11 PM PDT           250         -      Not Applicable
  05/08/2025 12 AM PDT           250         0      Not Applicable
  05/08/2025 01 AM PDT           250         0      Not Applicable
  05/08/2025 02 AM PDT           250         0      Not Applicable
  05/08/2025 03 AM PDT           249         -      Not Applicable
  05/08/2025 04 AM PDT           249         0      Not Applicable
  05/08/2025 05 AM PDT           249         0      Not Applicable
  05/08/2025 06 AM PDT           249         0      Not Applicable
  05/08/2025 07 AM PDT           249         0      Not Applicable
  05/08/2025 08 AM PDT           248         -      Not Applicable
  05/08/2025 09 AM PDT           248         0      Not Applicable
  05/08/2025 10 AM PDT           248         0      Not Applicable
  05/08/2025 11 AM PDT           248         0      Not Applicable
  05/08/2025 12 PM PDT           248         0      Not Applicable
  05/08/2025 01 PM PDT           247         -      Not Applicable
  05/08/2025 02 PM PDT           247         0      Not Applicable
  05/08/2025 03 PM PDT           246         -      Not Applicable
  05/08/2025 04 PM PDT           246         0      Not Applicable
  05/08/2025 05 PM PDT           246         0      Not Applicable
  05/08/2025 06 PM PDT           245         -      Not Applicable
  05/08/2025 07 PM PDT           245         0      Not Applicable
  05/08/2025 08 PM PDT           245         0      Not Applicable
  05/08/2025 09 PM PDT           245         0      Not Applicable
  05/08/2025 10 PM PDT           245         0      Not Applicable
  05/08/2025 11 PM PDT           244         -      Not Applicable
  05/09/2025 12 AM PDT           244         0      Not Applicable
  05/09/2025 01 AM PDT           245         +      Not Applicable
  05/09/2025 02 AM PDT           245         0      Not Applicable
  05/09/2025 03 AM PDT           245         0      Not Applicable
  05/09/2025 04 AM PDT           245         0      Not Applicable
  05/09/2025 05 AM PDT           245         0      Not Applicable
  05/09/2025 06 AM PDT           245         0      Not Applicable
  05/09/2025 07 AM PDT           245         0      Not Applicable
  05/09/2025 08 AM PDT           245         0      Not Applicable
  05/09/2025 09 AM PDT           245         0      Not Applicable
  05/09/2025 10 AM PDT           246         +      Not Applicable
  05/09/2025 11 AM PDT           246         0      Not Applicable
  05/09/2025 12 PM PDT           246         0      Not Applicable
  05/09/2025 01 PM PDT           245         -      Not Applicable
  05/09/2025 02 PM PDT           245         0      Not Applicable
  05/09/2025 03 PM PDT           245         0      Not Applicable
  05/09/2025 04 PM PDT           245         0      Not Applicable
  05/09/2025 05 PM PDT           245         0      Not Applicable
  05/09/2025 06 PM PDT           246         +      Not Applicable
  05/09/2025 07 PM PDT           246         0      Not Applicable
  05/09/2025 08 PM PDT           247         +      Not Applicable
  05/09/2025 09 PM PDT           248         +      Not Applicable
  05/09/2025 10 PM PDT           248         0      Not Applicable
  05/09/2025 11 PM PDT           249         +      Not Applicable
  05/10/2025 12 AM PDT           250         +      Not Applicable
  05/10/2025 01 AM PDT           252         +      Not Applicable
  05/10/2025 02 AM PDT           253         +      Not Applicable
  05/10/2025 03 AM PDT           254         +      Not Applicable
  05/10/2025 04 AM PDT           256         +      Not Applicable
  05/10/2025 05 AM PDT           257         +      Not Applicable
  05/10/2025 06 AM PDT           257         0      Not Applicable
  05/10/2025 07 AM PDT           258         +      Not Applicable
  05/10/2025 08 AM PDT           258         0      Not Applicable
  05/10/2025 09 AM PDT           258         0      Not Applicable
  05/10/2025 10 AM PDT           258         0      Not Applicable
  05/10/2025 11 AM PDT           259         +      Not Applicable
  05/10/2025 12 PM PDT           258         -      Not Applicable
  05/10/2025 01 PM PDT           257         -      Not Applicable
  05/10/2025 02 PM PDT           256         -      Not Applicable
  05/10/2025 03 PM PDT           255         -      Not Applicable
  05/10/2025 04 PM PDT           254         -      Not Applicable
  05/10/2025 05 PM PDT           253         -      Not Applicable
  05/10/2025 06 PM PDT           253         0      Not Applicable
  05/10/2025 07 PM PDT           253         0      Not Applicable
  05/10/2025 08 PM PDT           254         +      Not Applicable
  05/10/2025 09 PM PDT           254         0      Not Applicable
  05/10/2025 10 PM PDT           254         0      Not Applicable
  05/10/2025 11 PM PDT           254         0      Not Applicable
  05/11/2025 12 AM PDT           255         +      Not Applicable
  05/11/2025 01 AM PDT           256         +      Not Applicable
  05/11/2025 02 AM PDT           257         +      Not Applicable
  05/11/2025 03 AM PDT           258         +      Not Applicable
  05/11/2025 04 AM PDT           259         +      Not Applicable
  05/11/2025 05 AM PDT           260         +      Not Applicable
#
# NOTE 1: Flows are rounded to the nearest (1) cfs.
# NOTE 2: Trends are determined using hourly change in unrounded flow.
# NOTE 3: Maximum Values are determined using unrounded flow.