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Home Return to list Areal Flood Advisory 0011 Issued by the Eureka Forecast Office
Action: New Issued At: 2026-02-24 05:40:37
887
WGUS86 KEKA 241140
FLSEKA
Flood Advisory
National Weather Service Eureka CA
340 AM PST Tue Feb 24 2026
CAC023-045-105-241400-
/O.NEW.KEKA.FA.Y.0011.260224T1140Z-260224T1400Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
340 AM PST Tue Feb 24 2026
...FLOOD ADVISORY IN EFFECT UNTIL 6 AM PST EARLY THIS MORNING...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 600 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Ponding of water in urban or other areas is occurring or is
imminent. There will be an increased risk of rock and land slides
along roadways.
* ADDITIONAL DETAILS...
- At 340 AM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 1 and 2 inches of rain
have fallen.
- Additional rainfall amounts of 1 to 3 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
DB
Action: Time Extended Issued At: 2026-02-24 07:39:42
938
WGUS86 KEKA 241339
FLSEKA
Flood Advisory
National Weather Service Eureka CA
539 AM PST Tue Feb 24 2026
CAC023-045-105-241800-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260224T1800Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
539 AM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 1000 AM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Ponding of water in urban or other areas is occurring or is
imminent. There will be an increased risk of rock and land slides
along roadways.
* ADDITIONAL DETAILS...
- At 539 AM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 1 and 2 inches of rain
have fallen.
- Additional rainfall amounts of 1 to 3 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
DS
Action: Time Extended Issued At: 2026-02-24 11:37:49
678
WGUS86 KEKA 241737
FLSEKA
Flood Advisory
National Weather Service Eureka CA
937 AM PST Tue Feb 24 2026
CAC023-045-105-250000-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260225T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
937 AM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 400 PM PST Tuesday.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. There will be an increased risk of rock and
land slides along roadways.
* ADDITIONAL DETAILS...
- At 937 AM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 1 and 3 inches of rain
have fallen.
- Additional rainfall amounts of 1 to 3 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
DS
Action: Time Extended Issued At: 2026-02-24 17:39:58
118
WGUS86 KEKA 242339
FLSEKA
Flood Advisory
National Weather Service Eureka CA
339 PM PST Tue Feb 24 2026
CAC023-045-105-250130-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260225T0130Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
339 PM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 530 PM PST THIS AFTERNOON...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 530 PM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. There will be an increased risk of rock and
land slides along roadways.
* ADDITIONAL DETAILS...
- At 339 PM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 3 and 4 inches of rain
have fallen.
- Additional rainfall amounts up to 0.3 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
JHW
Action: Time Extended Issued At: 2026-02-24 19:04:31
446
WGUS86 KEKA 250104
FLSEKA
Flood Advisory
National Weather Service Eureka CA
504 PM PST Tue Feb 24 2026
CAC023-045-105-250330-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260225T0330Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
504 PM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 730 PM PST THIS EVENING...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 730 PM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. There will be an increased risk of rock and
land slides along roadways.
* ADDITIONAL DETAILS...
- At 503 PM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 3 and 4 inches of rain
have fallen.
- Additional rainfall amounts up to 0.3 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
JHW
Action: Time Extended Issued At: 2026-02-24 21:21:35
566
WGUS86 KEKA 250321
FLSEKA
Flood Advisory
National Weather Service Eureka CA
721 PM PST Tue Feb 24 2026
CAC023-045-105-250530-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260225T0530Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
721 PM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 930 PM PST THIS EVENING...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 930 PM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Overflowing at poor drainage areas and ponding of water in urban or
other areas is occurring or is imminent.
* ADDITIONAL DETAILS...
- At 720 PM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 3 and 6 inches of rain
have fallen.
- Additional rainfall amounts up to 0.1 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
JLW
Action: Time Extended Issued At: 2026-02-24 23:25:08
326
WGUS86 KEKA 250524
FLSEKA
Flood Advisory
National Weather Service Eureka CA
924 PM PST Tue Feb 24 2026
CAC023-045-105-250730-
/O.EXT.KEKA.FA.Y.0011.000000T0000Z-260225T0730Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
924 PM PST Tue Feb 24 2026
...FLOOD ADVISORY NOW IN EFFECT UNTIL 1130 PM PST THIS EVENING...
* WHAT...Urban area and small stream flooding caused by excessive
rainfall continues.
* WHERE...Southeastern Humboldt County in northwestern California...
Northeastern Mendocino County in northwestern California...
Southwestern Trinity County in northwestern California...
* WHEN...Until 1130 PM PST.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
Water over roadways. There will be an increased risk of rock and
land slides along roadways.
* ADDITIONAL DETAILS...
- At 924 PM PST, Doppler radar and automated rain gauges indicated
heavy rain. This is causing urban and small stream flooding.
Overflowing poor drainage areas have already caused minor
flooding in the advisory area. Between 3 and 6 inches of rain
have fallen.
- Additional rainfall amounts up to 0.1 inches are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Willits, Garberville, Richardson Grove State Park, Covelo,
Laytonville, Hayfork, Grizzly Creek Redwoods State Park,
Alderpoint, Ruth, Forest Glen, Richardson Grove, Redway,
Dinsmore, Leggett, Peanut, Myers Flat, Bridgeville and Hyampom.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
JLW
Action: Expired Issued At: 2026-02-25 01:28:41
891
WGUS86 KEKA 250728
FLSEKA
Flood Advisory
National Weather Service Eureka CA
1128 PM PST Tue Feb 24 2026
CAC023-045-105-250738-
/O.EXP.KEKA.FA.Y.0011.000000T0000Z-260225T0730Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Humboldt CA-Mendocino CA-Trinity CA-
1128 PM PST Tue Feb 24 2026
...FLOOD ADVISORY WILL EXPIRE AT 1130 PM PST THIS EVENING...
The Flood Advisory will expire at 1130 PM PST this evening for a
portion of northwest California, including the following areas,
Humboldt, Mendocino and Trinity.
The heavy rain has ended. Flood waters have receded. Urban area and
small stream flooding is no longer expected to pose a threat. Please
continue to heed remaining road closures.
&&
LAT...LON 4001 12391 4034 12408 4052 12397 4063 12414
4068 12402 4087 12405 4087 12384 4059 12354
4082 12357 4072 12312 4050 12295 4029 12307
3959 12289 3950 12306 3917 12305 3939 12325
3929 12325 3934 12349 3944 12343
$$
JLW
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