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

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CLEAR LAKE - LAKEPORT (CLKC1)
Latitude: 39.04º NLongitude: 122.91º WElevation: 1318 Feet
Location: Lake County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Cache Putah
Issuance Time: Dec 26 2025 at 2:03 PM PSTNext Issuance: Dec 27 2025 at 9:00 AM PST
Action/Monitor: 8.0 FeetMinor Flood: 9.0 FeetModerate Flood: 11.9 FeetMajor Flood: 12.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Clear Lake - Lakeport (CLKC1)
#
# File Generation Time:  12/26/2025 at 02:03 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/26/2025 at 01:00 PM PST
# Maximum Observed Stage:                       4.38 Feet
# Maximum Observed Storage:                     178437 AF
#
# Earliest Date & Time of Maximum Forecast:     12/31/2025 at 03:00 AM PST
# Maximum Forecast Stage:                       4.85 Feet
# Maximum Forecast Storage:                     198199 AF
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)   Storage (AF)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/21/2025 02 PM PST            3.14         126845                        Normal
  12/21/2025 03 PM PST            3.15         127259         +              Normal
  12/21/2025 04 PM PST            3.17         128086         +              Normal
  12/21/2025 05 PM PST            3.18         128499         +              Normal
  12/21/2025 06 PM PST            3.19         128913         +              Normal
  12/21/2025 07 PM PST            3.21         129740         +              Normal
  12/21/2025 08 PM PST            3.22         130154         +              Normal
  12/21/2025 09 PM PST            3.23         130567         +              Normal
  12/21/2025 10 PM PST            3.24         130981         +              Normal
  12/21/2025 11 PM PST            3.26         131809         +              Normal
  12/22/2025 12 AM PST            3.27         132223         +              Normal
  12/22/2025 01 AM PST            3.29         133050         +              Normal
  12/22/2025 02 AM PST            3.31         133878         +              Normal
  12/22/2025 03 AM PST            3.32         134292         +              Normal
  12/22/2025 04 AM PST            3.34         135120         +              Normal
  12/22/2025 05 AM PST            3.35         135534         +              Normal
  12/22/2025 06 AM PST            3.35         135534         0              Normal
  12/22/2025 07 AM PST            3.36         135948         +              Normal
  12/22/2025 08 AM PST            3.37         136362         +              Normal
  12/22/2025 09 AM PST            3.37         136362         0              Normal
  12/22/2025 10 AM PST            3.38         136777         +              Normal
  12/22/2025 11 AM PST            3.39         137191         +              Normal
  12/22/2025 12 PM PST            3.40         137605         +              Normal
  12/22/2025 01 PM PST            3.40         137605         0              Normal
  12/22/2025 02 PM PST            3.41         138019         +              Normal
  12/22/2025 03 PM PST            3.42         138434         +              Normal
  12/22/2025 04 PM PST            3.43         138848         +              Normal
  12/22/2025 05 PM PST            3.44         139262         +              Normal
  12/22/2025 06 PM PST            3.44         139262         0              Normal
  12/22/2025 07 PM PST            3.45         139676         +              Normal
  12/22/2025 08 PM PST            3.46         140091         +              Normal
  12/22/2025 09 PM PST            3.46         140091         0              Normal
  12/22/2025 10 PM PST            3.47         140505         +              Normal
  12/22/2025 11 PM PST            3.48         140920         +              Normal
  12/23/2025 12 AM PST            3.49         141334         +              Normal
  12/23/2025 01 AM PST            3.50         141749         +              Normal
  12/23/2025 02 AM PST            3.50         141749         0              Normal
  12/23/2025 03 AM PST            3.51         142163         +              Normal
  12/23/2025 04 AM PST            3.52         142578         +              Normal
  12/23/2025 05 AM PST            3.53         142992         +              Normal
  12/23/2025 06 AM PST            3.54         143407         +              Normal
  12/23/2025 07 AM PST            3.54         143407         0              Normal
  12/23/2025 08 AM PST            3.55         143821         +              Normal
  12/23/2025 09 AM PST            3.56         144236         +              Normal
  12/23/2025 10 AM PST            3.57         144651         +              Normal
  12/23/2025 11 AM PST            3.57         144651         0              Normal
  12/23/2025 12 PM PST            3.57         144651         0              Normal
  12/23/2025 01 PM PST            3.58         145066         +              Normal
  12/23/2025 02 PM PST            3.58         145066         0              Normal
  12/23/2025 03 PM PST            3.58         145066         0              Normal
  12/23/2025 04 PM PST            3.58         145066         0              Normal
  12/23/2025 05 PM PST            3.58         145066         0              Normal
  12/23/2025 06 PM PST            3.59         145480         +              Normal
  12/23/2025 07 PM PST            3.59         145480         0              Normal
  12/23/2025 08 PM PST            3.59         145480         0              Normal
  12/23/2025 09 PM PST            3.60         145895         +              Normal
  12/23/2025 10 PM PST            3.60         145895         0              Normal
  12/23/2025 11 PM PST            3.61         146310         +              Normal
  12/24/2025 12 AM PST            3.63         147139         +              Normal
  12/24/2025 01 AM PST            3.64         147554         +              Normal
  12/24/2025 02 AM PST            3.65         147969         +              Normal
  12/24/2025 03 AM PST            3.67         148799         +              Normal
  12/24/2025 04 AM PST            3.68         149214         +              Normal
  12/24/2025 05 AM PST            3.69         149629         +              Normal
  12/24/2025 06 AM PST            3.71         150459         +              Normal
  12/24/2025 07 AM PST            3.72         150874         +              Normal
  12/24/2025 08 AM PST            3.73         151289         +              Normal
  12/24/2025 09 AM PST            3.75         152120         +              Normal
  12/24/2025 10 AM PST            3.76         152535         +              Normal
  12/24/2025 11 AM PST            3.77         152950         +              Normal
  12/24/2025 12 PM PST            3.78         153365         +              Normal
  12/24/2025 01 PM PST            3.79         153781         +              Normal
  12/24/2025 02 PM PST            3.79         153781         0              Normal
  12/24/2025 03 PM PST            3.80         154196         +              Normal
  12/24/2025 04 PM PST            3.81         154611         +              Normal
  12/24/2025 05 PM PST            3.81         154611         0              Normal
  12/24/2025 06 PM PST            3.80         154196         -              Normal
  12/24/2025 07 PM PST            3.79         153781         -              Normal
  12/24/2025 08 PM PST            3.79         153781         0              Normal
  12/24/2025 09 PM PST            3.79         153781         0              Normal
  12/24/2025 10 PM PST            3.78         153365         -              Normal
  12/24/2025 11 PM PST            3.83         155442         +              Normal
  12/25/2025 12 AM PST            3.87         157104         +              Normal
  12/25/2025 01 AM PST            3.92         159181         +              Normal
  12/25/2025 02 AM PST            3.96         160844         +              Normal
  12/25/2025 03 AM PST            4.00         162507         +              Normal
  12/25/2025 04 AM PST            4.05         164601         +              Normal
  12/25/2025 05 AM PST            4.05         164601         0              Normal
  12/25/2025 06 AM PST            4.04         164182         -              Normal
  12/25/2025 07 AM PST            4.04         164182         0              Normal
  12/25/2025 08 AM PST            4.04         164182         0              Normal
  12/25/2025 09 AM PST            4.03         163763         -              Normal
  12/25/2025 10 AM PST            4.03         163763         0              Normal
  12/25/2025 11 AM PST            4.07         165438         +              Normal
  12/25/2025 12 PM PST            4.11         167114         +              Normal
  12/25/2025 01 PM PST            4.16         169209         +              Normal
  12/25/2025 02 PM PST            4.20         170886         +              Normal
  12/25/2025 03 PM PST            4.24         172563         +              Normal
  12/25/2025 04 PM PST            4.28         174241         +              Normal
  12/25/2025 05 PM PST            4.26         173402         -              Normal
  12/25/2025 06 PM PST            4.25         172983         -              Normal
  12/25/2025 07 PM PST            4.24         172563         -              Normal
  12/25/2025 08 PM PST            4.22         171724         -              Normal
  12/25/2025 09 PM PST            4.21         171305         -              Normal
  12/25/2025 10 PM PST            4.19         170467         -              Normal
  12/25/2025 11 PM PST            4.20         170886         +              Normal
  12/26/2025 12 AM PST            4.22         171724         +              Normal
  12/26/2025 01 AM PST            4.23         172144         +              Normal
  12/26/2025 02 AM PST            4.24         172563         +              Normal
  12/26/2025 03 AM PST            4.26         173402         +              Normal
  12/26/2025 04 AM PST            4.27         173821         +              Normal
  12/26/2025 05 AM PST            4.28         174241         +              Normal
  12/26/2025 06 AM PST            4.29         174660         +              Normal
  12/26/2025 07 AM PST            4.31         175500         +              Normal
  12/26/2025 08 AM PST            4.32         175919         +              Normal
  12/26/2025 09 AM PST            4.33         176339         +              Normal
  12/26/2025 10 AM PST            4.34         176758         +              Normal
  12/26/2025 11 AM PST            4.36         177598         +              Normal
  12/26/2025 12 PM PST            4.37         178018         +              Normal
  12/26/2025 01 PM PST            4.38         178437         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)   Storage (AF)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/26/2025 02 PM PST            4.39         178857                        Normal
  12/26/2025 03 PM PST            4.41         179697         +              Normal
  12/26/2025 04 PM PST            4.42         180117         +              Normal
  12/26/2025 05 PM PST            4.43         180537         +              Normal
  12/26/2025 06 PM PST            4.44         180957         +              Normal
  12/26/2025 07 PM PST            4.45         181377         +              Normal
  12/26/2025 08 PM PST            4.46         181797         +              Normal
  12/26/2025 09 PM PST            4.46         181797         0              Normal
  12/26/2025 10 PM PST            4.47         182217         +              Normal
  12/26/2025 11 PM PST            4.48         182637         +              Normal
  12/27/2025 12 AM PST            4.49         183057         +              Normal
  12/27/2025 01 AM PST            4.50         183477         +              Normal
  12/27/2025 02 AM PST            4.51         183897         +              Normal
  12/27/2025 03 AM PST            4.52         184317         +              Normal
  12/27/2025 04 AM PST            4.53         184737         +              Normal
  12/27/2025 05 AM PST            4.53         184737         0              Normal
  12/27/2025 06 AM PST            4.54         185158         +              Normal
  12/27/2025 07 AM PST            4.55         185578         +              Normal
  12/27/2025 08 AM PST            4.56         185998         +              Normal
  12/27/2025 09 AM PST            4.56         185998         0              Normal
  12/27/2025 10 AM PST            4.57         186419         +              Normal
  12/27/2025 11 AM PST            4.58         186839         +              Normal
  12/27/2025 12 PM PST            4.58         186839         0              Normal
  12/27/2025 01 PM PST            4.59         187259         +              Normal
  12/27/2025 02 PM PST            4.60         187680         +              Normal
  12/27/2025 03 PM PST            4.60         187680         0              Normal
  12/27/2025 04 PM PST            4.61         188100         +              Normal
  12/27/2025 05 PM PST            4.61         188100         0              Normal
  12/27/2025 06 PM PST            4.62         188521         +              Normal
  12/27/2025 07 PM PST            4.62         188521         0              Normal
  12/27/2025 08 PM PST            4.63         188941         +              Normal
  12/27/2025 09 PM PST            4.63         188941         0              Normal
  12/27/2025 10 PM PST            4.64         189362         +              Normal
  12/27/2025 11 PM PST            4.64         189362         0              Normal
  12/28/2025 12 AM PST            4.65         189782         +              Normal
  12/28/2025 01 AM PST            4.65         189782         0              Normal
  12/28/2025 02 AM PST            4.66         190203         +              Normal
  12/28/2025 03 AM PST            4.66         190203         0              Normal
  12/28/2025 04 AM PST            4.67         190623         +              Normal
  12/28/2025 05 AM PST            4.67         190623         0              Normal
  12/28/2025 06 AM PST            4.67         190623         0              Normal
  12/28/2025 07 AM PST            4.68         191044         +              Normal
  12/28/2025 08 AM PST            4.68         191044         0              Normal
  12/28/2025 09 AM PST            4.68         191044         0              Normal
  12/28/2025 10 AM PST            4.69         191465         +              Normal
  12/28/2025 11 AM PST            4.69         191465         0              Normal
  12/28/2025 12 PM PST            4.70         191885         +              Normal
  12/28/2025 01 PM PST            4.70         191885         0              Normal
  12/28/2025 02 PM PST            4.70         191885         0              Normal
  12/28/2025 03 PM PST            4.71         192306         +              Normal
  12/28/2025 04 PM PST            4.71         192306         0              Normal
  12/28/2025 05 PM PST            4.71         192306         0              Normal
  12/28/2025 06 PM PST            4.71         192306         0              Normal
  12/28/2025 07 PM PST            4.72         192727         +              Normal
  12/28/2025 08 PM PST            4.72         192727         0              Normal
  12/28/2025 09 PM PST            4.72         192727         0              Normal
  12/28/2025 10 PM PST            4.73         193147         +              Normal
  12/28/2025 11 PM PST            4.73         193147         0              Normal
  12/29/2025 12 AM PST            4.73         193147         0              Normal
  12/29/2025 01 AM PST            4.74         193568         +              Normal
  12/29/2025 02 AM PST            4.74         193568         0              Normal
  12/29/2025 03 AM PST            4.74         193568         0              Normal
  12/29/2025 04 AM PST            4.75         193989         +              Normal
  12/29/2025 05 AM PST            4.75         193989         0              Normal
  12/29/2025 06 AM PST            4.75         193989         0              Normal
  12/29/2025 07 AM PST            4.75         193989         0              Normal
  12/29/2025 08 AM PST            4.75         193989         0              Normal
  12/29/2025 09 AM PST            4.76         194410         +              Normal
  12/29/2025 10 AM PST            4.76         194410         0              Normal
  12/29/2025 11 AM PST            4.76         194410         0              Normal
  12/29/2025 12 PM PST            4.77         194831         +              Normal
  12/29/2025 01 PM PST            4.77         194831         0              Normal
  12/29/2025 02 PM PST            4.77         194831         0              Normal
  12/29/2025 03 PM PST            4.77         194831         0              Normal
  12/29/2025 04 PM PST            4.78         195252         +              Normal
  12/29/2025 05 PM PST            4.78         195252         0              Normal
  12/29/2025 06 PM PST            4.78         195252         0              Normal
  12/29/2025 07 PM PST            4.78         195252         0              Normal
  12/29/2025 08 PM PST            4.79         195673         +              Normal
  12/29/2025 09 PM PST            4.79         195673         0              Normal
  12/29/2025 10 PM PST            4.79         195673         0              Normal
  12/29/2025 11 PM PST            4.79         195673         0              Normal
  12/30/2025 12 AM PST            4.79         195673         0              Normal
  12/30/2025 01 AM PST            4.80         196093         +              Normal
  12/30/2025 02 AM PST            4.80         196093         0              Normal
  12/30/2025 03 AM PST            4.80         196093         0              Normal
  12/30/2025 04 AM PST            4.80         196093         0              Normal
  12/30/2025 05 AM PST            4.80         196093         0              Normal
  12/30/2025 06 AM PST            4.81         196514         +              Normal
  12/30/2025 07 AM PST            4.81         196514         0              Normal
  12/30/2025 08 AM PST            4.81         196514         0              Normal
  12/30/2025 09 AM PST            4.81         196514         0              Normal
  12/30/2025 10 AM PST            4.82         196935         +              Normal
  12/30/2025 11 AM PST            4.82         196935         0              Normal
  12/30/2025 12 PM PST            4.82         196935         0              Normal
  12/30/2025 01 PM PST            4.82         196935         0              Normal
  12/30/2025 02 PM PST            4.82         196935         0              Normal
  12/30/2025 03 PM PST            4.83         197357         +              Normal
  12/30/2025 04 PM PST            4.83         197357         0              Normal
  12/30/2025 05 PM PST            4.83         197357         0              Normal
  12/30/2025 06 PM PST            4.83         197357         0              Normal
  12/30/2025 07 PM PST            4.83         197357         0              Normal
  12/30/2025 08 PM PST            4.83         197357         0              Normal
  12/30/2025 09 PM PST            4.84         197778         +              Normal
  12/30/2025 10 PM PST            4.84         197778         0              Normal
  12/30/2025 11 PM PST            4.84         197778         0              Normal
  12/31/2025 12 AM PST            4.84         197778         0              Normal
  12/31/2025 01 AM PST            4.84         197778         0              Normal
  12/31/2025 02 AM PST            4.84         197778         0              Normal
  12/31/2025 03 AM PST            4.85         198199         +              Normal
  12/31/2025 04 AM PST            4.85         198199         0              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Storages are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and storage.
# NOTE 4: Maximum Values are determined using unrounded stage and storage.