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Clear Lake at Lakeport

Critical Stages
8' - Action
9' - Flood
11.9' - Moderate
12' - Major

Latest Observation

Updated: 6:15 AM PST 12/5/25

Status: No Flooding

Stage: 2.9 ft

Flow: 117 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
8 AM 12/5 2.9 117
9 AM 12/5 2.9 117
10 AM 12/5 2.9 117
11 AM 12/5 2.9 117
12 PM 12/5 2.9 117
1 PM 12/5 2.9 117
2 PM 12/5 2.9 117
3 PM 12/5 2.9 117
4 PM 12/5 2.9 117
5 PM 12/5 2.9 117
6 PM 12/5 2.9 117
7 PM 12/5 2.9 117
8 PM 12/5 2.9 117
9 PM 12/5 2.9 117
10 PM 12/5 2.9 117
11 PM 12/5 2.9 117
12 AM 12/6 2.9 117
1 AM 12/6 2.9 117
2 AM 12/6 2.9 117
3 AM 12/6 2.9 117
4 AM 12/6 2.9 117
5 AM 12/6 2.9 117
6 AM 12/6 2.9 117
7 AM 12/6 2.9 117
8 AM 12/6 2.9 117
9 AM 12/6 2.9 117
10 AM 12/6 2.9 117
11 AM 12/6 2.9 117
12 PM 12/6 2.9 117
1 PM 12/6 2.9 117
2 PM 12/6 2.9 117
3 PM 12/6 2.9 117
4 PM 12/6 2.89 117
5 PM 12/6 2.89 117
6 PM 12/6 2.89 117
7 PM 12/6 2.89 117
8 PM 12/6 2.89 117
9 PM 12/6 2.89 117
10 PM 12/6 2.89 117
11 PM 12/6 2.89 117
12 AM 12/7 2.89 117
1 AM 12/7 2.89 117
2 AM 12/7 2.89 117
3 AM 12/7 2.89 117
4 AM 12/7 2.89 117
5 AM 12/7 2.89 117
6 AM 12/7 2.89 117
7 AM 12/7 2.89 117
8 AM 12/7 2.89 117
9 AM 12/7 2.89 117
10 AM 12/7 2.89 117
11 AM 12/7 2.89 117
12 PM 12/7 2.89 117
1 PM 12/7 2.89 117
2 PM 12/7 2.89 117
3 PM 12/7 2.89 117
4 PM 12/7 2.89 117
5 PM 12/7 2.89 117
6 PM 12/7 2.89 117
7 PM 12/7 2.89 117
8 PM 12/7 2.89 117
9 PM 12/7 2.89 117
10 PM 12/7 2.89 117
11 PM 12/7 2.89 117
12 AM 12/8 2.89 117
1 AM 12/8 2.89 117
2 AM 12/8 2.89 117
3 AM 12/8 2.89 117
4 AM 12/8 2.89 117
5 AM 12/8 2.89 117
6 AM 12/8 2.89 117
7 AM 12/8 2.89 117
8 AM 12/8 2.89 117
9 AM 12/8 2.89 117
10 AM 12/8 2.89 117
11 AM 12/8 2.89 117
12 PM 12/8 2.89 117
1 PM 12/8 2.89 117
2 PM 12/8 2.89 117
3 PM 12/8 2.89 117
4 PM 12/8 2.89 117
5 PM 12/8 2.89 117
6 PM 12/8 2.89 117
7 PM 12/8 2.89 117
8 PM 12/8 2.89 117
9 PM 12/8 2.89 117
10 PM 12/8 2.89 117
11 PM 12/8 2.89 117
12 AM 12/9 2.89 117
1 AM 12/9 2.89 117
2 AM 12/9 2.89 117
3 AM 12/9 2.89 117
4 AM 12/9 2.89 117
TimeStage (ft)Flow (kcfs)
6:15 AM 12/5 2.9 117
6:00 AM 12/5 2.89 117
5:45 AM 12/5 2.91 117
5:30 AM 12/5 2.9 117
5:15 AM 12/5 2.88 116
5:00 AM 12/5 2.89 117
4:45 AM 12/5 2.92 118
4:30 AM 12/5 2.9 117
4:15 AM 12/5 2.9 117
4:00 AM 12/5 2.91 117
3:45 AM 12/5 2.9 117
3:30 AM 12/5 2.9 117
3:15 AM 12/5 2.91 117
3:00 AM 12/5 2.9 117
2:45 AM 12/5 2.9 117
2:30 AM 12/5 2.91 117
2:15 AM 12/5 2.9 117
2:00 AM 12/5 2.92 118
1:45 AM 12/5 2.93 118
1:30 AM 12/5 2.9 117
1:15 AM 12/5 2.91 117
1:00 AM 12/5 2.9 117
12:45 AM 12/5 2.89 117
12:30 AM 12/5 2.88 116
12:15 AM 12/5 2.91 117
12:00 AM 12/5 2.87 116
11:45 PM 12/4 2.89 117
11:30 PM 12/4 2.92 118
11:15 PM 12/4 2.91 117
11:00 PM 12/4 2.91 117
Hydrograph for Clear Lake at Lakeport
11' - Major flooding occurs all around the north end of the lake, especially in Lakeport and Clearlake Oaks. Highway 20 around the north end of the lake is closed in some areas.
9' - Low lying structures and some main roads around the lake are threatened by the high lake levels.
8.5' - Minor flooding of some lake side residents occurs. More buildings are threatened from Lakeport to Clearlake Oaks.
8.5' - Minor flooding of some lakeside residents occurs. More buildings are threatened from Lakeport to Clearlake Oaks.
8' - Minor flooding of some lakeside residents occurs.
DateStage (ft)
Feb 24, 1998 11.51
Feb 2, 1986 11.34
Jan 3, 1983 11.34
Jan 28, 1914 11.09
Feb 22, 2017 10.63
Mar 2, 2019 9.96
Mar 28, 2011 9.4
Jan 31, 1995 8.89
Feb 27, 2004 8.87
Jan 25, 2017 8.6
Feb 22, 2024 8.49
Feb 26, 1993 8.48
Mar 21, 2023 8.47
Apr 5, 2006 8.46
Feb 16, 2025 8.39
Mar 7, 2006 8.27
Jan 4, 2006 8.15
Jan 4, 1997 7.94
Mar 21, 2016 7.91
Mar 23, 2016 7.89

Data provided by the National Weather Service.