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

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WEST WALKER RIVER - HUDSON (WWHN2)
Latitude: 38.81º NLongitude: 119.23º WElevation: 4650 Feet
Location: Lyon County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Dec 28 2025 at 9:04 AM PSTNext Issuance: Dec 29 2025 at 9:00 AM PST
Action/Monitor: 5.0 FeetMinor Flood: 6.0 FeetModerate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: West Walker River - Hudson (WWHN2)
#
# File Generation Time:  12/28/2025 at 09:07 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/26/2025 at 09:00 PM PST
# Maximum Observed Stage:                       1.26 Feet
# Maximum Observed Flow:                        49 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/28/2025 at 09:00 AM PST
# Maximum Forecast Stage:                       1.15 Feet
# Maximum Forecast Flow:                        36 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/23/2025 09 AM PST            0.95             18                        Normal
  12/23/2025 10 AM PST            0.96             19         +              Normal
  12/23/2025 11 AM PST            0.96             19         0              Normal
  12/23/2025 12 PM PST            0.96             19         0              Normal
  12/23/2025 01 PM PST            0.96             19         0              Normal
  12/23/2025 02 PM PST            0.96             19         0              Normal
  12/23/2025 03 PM PST            0.96             19         0              Normal
  12/23/2025 04 PM PST            0.97             20         +              Normal
  12/23/2025 05 PM PST            0.97             20         0              Normal
  12/23/2025 06 PM PST            0.97             20         0              Normal
  12/23/2025 07 PM PST            0.97             20         0              Normal
  12/23/2025 08 PM PST            0.96             19         -              Normal
  12/23/2025 09 PM PST            0.97             20         +              Normal
  12/23/2025 10 PM PST            0.96             19         -              Normal
  12/23/2025 11 PM PST            0.96             19         0              Normal
  12/24/2025 12 AM PST            0.96             19         0              Normal
  12/24/2025 01 AM PST            0.96             19         0              Normal
  12/24/2025 02 AM PST            0.96             19         0              Normal
  12/24/2025 03 AM PST            0.96             19         0              Normal
  12/24/2025 04 AM PST            0.96             19         0              Normal
  12/24/2025 05 AM PST            0.97             20         +              Normal
  12/24/2025 06 AM PST            0.96             19         -              Normal
  12/24/2025 07 AM PST            0.97             20         +              Normal
  12/24/2025 08 AM PST            0.98             20         +              Normal
  12/24/2025 09 AM PST            0.98             20         0              Normal
  12/24/2025 10 AM PST            0.98             20         0              Normal
  12/24/2025 11 AM PST            0.98             20         0              Normal
  12/24/2025 12 PM PST            1.00             22         +              Normal
  12/24/2025 01 PM PST            1.01             23         +              Normal
  12/24/2025 02 PM PST            1.02             23         +              Normal
  12/24/2025 03 PM PST            1.02             23         0              Normal
  12/24/2025 04 PM PST            1.01             23         -              Normal
  12/24/2025 05 PM PST            1.02             23         +              Normal
  12/24/2025 06 PM PST            1.02             23         0              Normal
  12/24/2025 07 PM PST            1.02             23         0              Normal
  12/24/2025 08 PM PST            1.03             24         +              Normal
  12/24/2025 09 PM PST            1.03             24         0              Normal
  12/24/2025 10 PM PST            1.04             25         +              Normal
  12/24/2025 11 PM PST            1.05             26         +              Normal
  12/25/2025 12 AM PST            1.06             27         +              Normal
  12/25/2025 01 AM PST            1.07             28         +              Normal
  12/25/2025 02 AM PST            1.07             28         0              Normal
  12/25/2025 03 AM PST            1.07             28         0              Normal
  12/25/2025 04 AM PST            1.08             28         +              Normal
  12/25/2025 05 AM PST            1.08             28         0              Normal
  12/25/2025 06 AM PST            1.08             28         0              Normal
  12/25/2025 07 AM PST            1.07             28         -              Normal
  12/25/2025 08 AM PST            1.07             28         0              Normal
  12/25/2025 09 AM PST            1.08             28         +              Normal
  12/25/2025 10 AM PST            1.09             29         +              Normal
  12/25/2025 11 AM PST            1.10             30         +              Normal
  12/25/2025 12 PM PST            1.11             31         +              Normal
  12/25/2025 01 PM PST            1.11             31         0              Normal
  12/25/2025 02 PM PST            1.10             30         -              Normal
  12/25/2025 03 PM PST            1.11             31         +              Normal
  12/25/2025 04 PM PST            1.11             31         0              Normal
  12/25/2025 05 PM PST            1.11             31         0              Normal
  12/25/2025 06 PM PST            1.12             32         +              Normal
  12/25/2025 07 PM PST            1.12             32         0              Normal
  12/25/2025 08 PM PST            1.13             33         +              Normal
  12/25/2025 09 PM PST            1.14             34         +              Normal
  12/25/2025 10 PM PST            1.14             34         0              Normal
  12/25/2025 11 PM PST            1.15             36         +              Normal
  12/26/2025 12 AM PST            1.16             37         +              Normal
  12/26/2025 01 AM PST            1.16             37         0              Normal
  12/26/2025 02 AM PST            1.16             37         0              Normal
  12/26/2025 03 AM PST            1.17             38         +              Normal
  12/26/2025 04 AM PST            1.17             38         0              Normal
  12/26/2025 05 AM PST            1.18             39         +              Normal
  12/26/2025 06 AM PST            1.18             39         0              Normal
  12/26/2025 07 AM PST            1.18             39         0              Normal
  12/26/2025 08 AM PST            1.18             39         0              Normal
  12/26/2025 09 AM PST            1.19             40         +              Normal
  12/26/2025 10 AM PST            1.20             41         +              Normal
  12/26/2025 11 AM PST            1.21             43         +              Normal
  12/26/2025 12 PM PST            1.22             44         +              Normal
  12/26/2025 01 PM PST            1.23             45         +              Normal
  12/26/2025 02 PM PST            1.24             47         +              Normal
  12/26/2025 03 PM PST            1.25             48         +              Normal
  12/26/2025 04 PM PST            1.26             49         +              Normal
  12/26/2025 05 PM PST            1.26             49         0              Normal
  12/26/2025 06 PM PST            1.26             49         0              Normal
  12/26/2025 07 PM PST            1.26             49         0              Normal
  12/26/2025 08 PM PST            1.26             49         0              Normal
  12/26/2025 09 PM PST            1.26             49         0              Normal
  12/26/2025 10 PM PST            1.25             48         -              Normal
  12/26/2025 11 PM PST            1.25             48         0              Normal
  12/27/2025 12 AM PST            1.25             48         0              Normal
  12/27/2025 01 AM PST            1.24             47         -              Normal
  12/27/2025 02 AM PST            1.24             47         0              Normal
  12/27/2025 03 AM PST            1.24             47         0              Normal
  12/27/2025 04 AM PST            1.24             47         0              Normal
  12/27/2025 05 AM PST            1.24             47         0              Normal
  12/27/2025 06 AM PST            1.24             47         0              Normal
  12/27/2025 07 AM PST            1.24             47         0              Normal
  12/27/2025 08 AM PST            1.23             45         -              Normal
  12/27/2025 09 AM PST            1.23             45         0              Normal
  12/27/2025 10 AM PST            1.23             45         0              Normal
  12/27/2025 11 AM PST            1.23             45         0              Normal
  12/27/2025 12 PM PST            1.23             45         0              Normal
  12/27/2025 01 PM PST            1.22             44         -              Normal
  12/27/2025 02 PM PST            1.22             44         0              Normal
  12/27/2025 03 PM PST            1.22             44         0              Normal
  12/27/2025 04 PM PST            1.22             44         0              Normal
  12/27/2025 05 PM PST            1.21             43         -              Normal
  12/27/2025 06 PM PST            1.21             43         0              Normal
  12/27/2025 07 PM PST            1.21             43         0              Normal
  12/27/2025 08 PM PST            1.20             41         -              Normal
  12/27/2025 09 PM PST            1.20             41         0              Normal
  12/27/2025 10 PM PST            1.19             40         -              Normal
  12/27/2025 11 PM PST            1.18             39         -              Normal
  12/28/2025 12 AM PST            1.18             39         0              Normal
  12/28/2025 01 AM PST            1.18             39         0              Normal
  12/28/2025 02 AM PST            1.18             39         0              Normal
  12/28/2025 03 AM PST            1.17             38         -              Normal
  12/28/2025 04 AM PST            1.16             37         -              Normal
  12/28/2025 05 AM PST            1.16             37         0              Normal
  12/28/2025 06 AM PST            1.16             37         0              Normal
  12/28/2025 07 AM PST            1.15             36         -              Normal
  12/28/2025 08 AM PST            1.15             36         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/28/2025 09 AM PST            1.15             36                        Normal
  12/28/2025 10 AM PST            1.14             34         -              Normal
  12/28/2025 11 AM PST            1.14             34         0              Normal
  12/28/2025 12 PM PST            1.14             34         0              Normal
  12/28/2025 01 PM PST            1.14             34         0              Normal
  12/28/2025 02 PM PST            1.13             33         -              Normal
  12/28/2025 03 PM PST            1.13             33         0              Normal
  12/28/2025 04 PM PST            1.13             33         0              Normal
  12/28/2025 05 PM PST            1.13             33         0              Normal
  12/28/2025 06 PM PST            1.13             33         0              Normal
  12/28/2025 07 PM PST            1.13             33         0              Normal
  12/28/2025 08 PM PST            1.12             32         -              Normal
  12/28/2025 09 PM PST            1.12             32         0              Normal
  12/28/2025 10 PM PST            1.12             32         0              Normal
  12/28/2025 11 PM PST            1.12             32         0              Normal
  12/29/2025 12 AM PST            1.12             32         0              Normal
  12/29/2025 01 AM PST            1.12             32         0              Normal
  12/29/2025 02 AM PST            1.12             32         0              Normal
  12/29/2025 03 AM PST            1.12             32         0              Normal
  12/29/2025 04 AM PST            1.12             32         0              Normal
  12/29/2025 05 AM PST            1.12             32         0              Normal
  12/29/2025 06 AM PST            1.13             33         +              Normal
  12/29/2025 07 AM PST            1.13             33         0              Normal
  12/29/2025 08 AM PST            1.13             33         0              Normal
  12/29/2025 09 AM PST            1.13             33         0              Normal
  12/29/2025 10 AM PST            1.13             33         0              Normal
  12/29/2025 11 AM PST            1.13             33         0              Normal
  12/29/2025 12 PM PST            1.13             33         0              Normal
  12/29/2025 01 PM PST            1.13             33         0              Normal
  12/29/2025 02 PM PST            1.13             33         0              Normal
  12/29/2025 03 PM PST            1.13             33         0              Normal
  12/29/2025 04 PM PST            1.13             33         0              Normal
  12/29/2025 05 PM PST            1.13             33         0              Normal
  12/29/2025 06 PM PST            1.13             33         0              Normal
  12/29/2025 07 PM PST            1.13             33         0              Normal
  12/29/2025 08 PM PST            1.13             33         0              Normal
  12/29/2025 09 PM PST            1.13             33         0              Normal
  12/29/2025 10 PM PST            1.13             33         0              Normal
  12/29/2025 11 PM PST            1.13             33         0              Normal
  12/30/2025 12 AM PST            1.13             33         0              Normal
  12/30/2025 01 AM PST            1.13             33         0              Normal
  12/30/2025 02 AM PST            1.13             33         0              Normal
  12/30/2025 03 AM PST            1.13             33         0              Normal
  12/30/2025 04 AM PST            1.13             33         0              Normal
  12/30/2025 05 AM PST            1.13             33         0              Normal
  12/30/2025 06 AM PST            1.12             32         -              Normal
  12/30/2025 07 AM PST            1.12             32         0              Normal
  12/30/2025 08 AM PST            1.12             32         0              Normal
  12/30/2025 09 AM PST            1.12             32         0              Normal
  12/30/2025 10 AM PST            1.11             31         -              Normal
  12/30/2025 11 AM PST            1.11             31         0              Normal
  12/30/2025 12 PM PST            1.11             31         0              Normal
  12/30/2025 01 PM PST            1.10             30         -              Normal
  12/30/2025 02 PM PST            1.10             30         0              Normal
  12/30/2025 03 PM PST            1.10             30         0              Normal
  12/30/2025 04 PM PST            1.10             30         0              Normal
  12/30/2025 05 PM PST            1.09             29         -              Normal
  12/30/2025 06 PM PST            1.09             29         0              Normal
  12/30/2025 07 PM PST            1.09             29         0              Normal
  12/30/2025 08 PM PST            1.08             28         -              Normal
  12/30/2025 09 PM PST            1.08             28         0              Normal
  12/30/2025 10 PM PST            1.08             28         0              Normal
  12/30/2025 11 PM PST            1.07             28         -              Normal
  12/31/2025 12 AM PST            1.07             28         0              Normal
  12/31/2025 01 AM PST            1.07             28         0              Normal
  12/31/2025 02 AM PST            1.06             27         -              Normal
  12/31/2025 03 AM PST            1.06             27         0              Normal
  12/31/2025 04 AM PST            1.06             27         0              Normal
  12/31/2025 05 AM PST            1.05             26         -              Normal
  12/31/2025 06 AM PST            1.05             26         0              Normal
  12/31/2025 07 AM PST            1.05             26         0              Normal
  12/31/2025 08 AM PST            1.04             25         -              Normal
  12/31/2025 09 AM PST            1.04             25         0              Normal
  12/31/2025 10 AM PST            1.04             25         0              Normal
  12/31/2025 11 AM PST            1.03             24         -              Normal
  12/31/2025 12 PM PST            1.03             24         0              Normal
  12/31/2025 01 PM PST            1.03             24         0              Normal
  12/31/2025 02 PM PST            1.02             23         -              Normal
  12/31/2025 03 PM PST            1.02             23         0              Normal
  12/31/2025 04 PM PST            1.02             23         0              Normal
  12/31/2025 05 PM PST            1.01             23         -              Normal
  12/31/2025 06 PM PST            1.01             23         0              Normal
  12/31/2025 07 PM PST            1.01             23         0              Normal
  12/31/2025 08 PM PST            1.00             22         -              Normal
  12/31/2025 09 PM PST            1.00             22         0              Normal
  12/31/2025 10 PM PST            1.00             22         0              Normal
  12/31/2025 11 PM PST            0.99             21         -              Normal
  01/01/2026 12 AM PST            0.99             21         0              Normal
  01/01/2026 01 AM PST            0.99             21         0              Normal
  01/01/2026 02 AM PST            0.99             21         0              Normal
  01/01/2026 03 AM PST            0.99             21         0              Normal
  01/01/2026 04 AM PST            0.99             21         0              Normal
  01/01/2026 05 AM PST            0.99             21         0              Normal
  01/01/2026 06 AM PST            0.99             21         0              Normal
  01/01/2026 07 AM PST            0.99             21         0              Normal
  01/01/2026 08 AM PST            0.98             20         -              Normal
  01/01/2026 09 AM PST            0.98             20         0              Normal
  01/01/2026 10 AM PST            0.98             20         0              Normal
  01/01/2026 11 AM PST            0.98             20         0              Normal
  01/01/2026 12 PM PST            0.98             20         0              Normal
  01/01/2026 01 PM PST            0.98             20         0              Normal
  01/01/2026 02 PM PST            0.98             20         0              Normal
  01/01/2026 03 PM PST            0.98             20         0              Normal
  01/01/2026 04 PM PST            0.98             20         0              Normal
  01/01/2026 05 PM PST            0.98             20         0              Normal
  01/01/2026 06 PM PST            0.98             20         0              Normal
  01/01/2026 07 PM PST            0.98             20         0              Normal
  01/01/2026 08 PM PST            0.98             20         0              Normal
  01/01/2026 09 PM PST            0.98             20         0              Normal
  01/01/2026 10 PM PST            0.98             20         0              Normal
  01/01/2026 11 PM PST            0.98             20         0              Normal
  01/02/2026 12 AM PST            0.98             20         0              Normal
  01/02/2026 01 AM PST            0.98             20         0              Normal
  01/02/2026 02 AM PST            0.98             20         0              Normal
  01/02/2026 03 AM PST            0.98             20         0              Normal
  01/02/2026 04 AM PST            0.98             20         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.