Alert archive / California / 2024

Weather alerts in California, December 2024

457 weather alerts in December 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in December 2024. Tap one for its archive.

Alerts
457
Warnings
101
Watches
43
Advisories
283
Busiest day
December 14, 202445 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Nov 30, 8:47 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more14 hr
Nov 30, 8:50 PM PSTDense Fog AdvisorySTO14 hr
Nov 30, 9:39 PM PSTBeach Hazards StatementSGXOrange, San Diego62 hr
Dec 1, 4:10 AM PSTFreezing Fog AdvisoryMFRModoc, Siskiyou5 hr
Dec 2, 12:15 AM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra11 hr
Dec 2, 1:32 AM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more11 hr
Dec 2, 8:45 PM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra14 hr
Dec 3, 12:30 AM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more13 hr
Dec 3, 2:01 PM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra21 hr
Dec 3, 9:09 PM PSTDense Fog AdvisoryLOXSan Luis Obispo, Santa Barbara12 hr
Dec 3, 9:39 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more14 hr
Dec 4, 4:24 AM PSTDense Fog AdvisorySTO6 hr
Dec 4, 12:43 PM PSTSmall Craft AdvisoryLOX53 hr
Dec 4, 12:56 PM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra22 hr
Dec 4, 8:27 PM PSTDense Fog AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura14 hr
Dec 4, 10:31 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more14 hr
Dec 5, 4:22 AM PSTDense Fog AdvisoryLOXLos Angeles, Santa Barbara, Ventura73 min
Dec 5, 10:49 AM PSTTsunami WarningAAQAlameda, Contra Costa, Del Norte, Humboldt, Marin, Mendocino and 6 more65 min
Dec 5, 7:27 PM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra13 hr
Dec 5, 7:58 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more17 hr
Dec 5, 8:58 PM PSTDense Fog AdvisorySGXOrange, San Diego14 hr
Dec 6, 12:56 AM PSTDense Fog AdvisoryLOXLos Angeles, Santa Barbara, Ventura8 hr
Dec 6, 2:24 AM PSTSmall Craft AdvisoryLOX6 hr
Dec 6, 2:50 AM PSTSmall Craft AdvisoryMTR4 days
Dec 6, 9:06 AM PSTFreezing Fog AdvisoryREVLassen, Plumas, Sierra25 hr
Dec 6, 1:24 PM PSTFire Weather WatchSGXOrange, Riverside, San Bernardino, San Diego24 hr
Dec 6, 1:26 PM PSTFire Weather WatchLOXLos Angeles, Ventura25 hr
Dec 6, 2:10 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Merced, Tulare23 hr
Dec 6, 2:34 PM PSTSmall Craft AdvisoryMTR3 days
Dec 6, 3:13 PM PSTGale WarningEKA54 hr
Dec 6, 3:13 PM PSTSmall Craft AdvisoryEKA72 hr
Dec 6, 7:19 PM PSTSmall Craft AdvisoryLOX49 hr
Dec 6, 7:30 PM PSTWind AdvisoryLOXLos Angeles, Ventura15 hr
Dec 7, 5:25 AM PSTDense Fog AdvisorySTO7 hr
Dec 7, 12:54 PM PSTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego4 days
Dec 7, 1:54 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more25 hr
Dec 7, 2:36 PM PSTFire Weather WatchLOXSan Luis Obispo24 hr
Dec 7, 2:36 PM PSTRed Flag WarningLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura4 days
Dec 7, 11:56 PM PSTDense Fog AdvisoryMFRModoc, Siskiyou9 hr
Dec 8, 12:48 AM PSTWind AdvisoryVEFSan Bernardino48 hr
Dec 8, 1:43 AM PSTDense Fog AdvisoryLOXSan Luis Obispo, Santa Barbara4 hr
Dec 8, 1:43 AM PSTHigh Wind WatchLOXLos Angeles, Ventura19 hr
Dec 8, 2:36 AM PSTGale WatchLOX11 hr
Dec 8, 2:36 AM PSTSmall Craft AdvisoryLOX11 hr
Dec 8, 2:45 AM PSTDense Fog AdvisorySTO9 hr
Dec 8, 12:39 PM PSTFrost AdvisoryMTRMonterey20 hr
Dec 8, 1:27 PM PSTGale WatchLOX13 hr
Dec 8, 1:27 PM PSTStorm WatchLOX13 hr
Dec 8, 6:33 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more4 hr
Dec 8, 8:44 PM PSTHazardous Seas WarningEKA6 hr
Dec 8, 9:12 PM PSTDense Fog AdvisoryLOXLos Angeles, Santa Barbara, Ventura5 hr
Dec 8, 9:12 PM PSTHigh Wind WarningLOXLos Angeles, Santa Barbara, Ventura40 hr
Dec 8, 10:29 PM PSTDense Fog AdvisorySTO12 hr
Dec 8, 10:40 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more13 hr
Dec 8, 10:46 PM PSTFreeze WatchPSRImperial, Riverside24 hr
Dec 8, 11:53 PM PSTFrost AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more33 hr
Dec 9, 2:16 AM PSTWind AdvisoryHNXKern32 hr
Dec 9, 2:21 AM PSTWind AdvisoryLOXLos Angeles, San Luis Obispo, Ventura34 hr
Dec 9, 2:35 AM PSTGale WarningLOX35 hr
Dec 9, 2:35 AM PSTSmall Craft AdvisoryLOX33 hr
Dec 9, 12:26 PM PSTFreeze WarningMTRMonterey21 hr
Dec 9, 2:00 PM PSTSpecial Marine WarningLOX10 hr
Dec 9, 2:13 PM PSTBeach Hazards StatementEKADel Norte, Humboldt, Mendocino46 hr
Dec 9, 3:01 PM PSTSmall Craft AdvisoryEKA70 hr
Dec 9, 3:17 PM PSTCold Weather AdvisoryEKADel Norte, Humboldt, Mendocino18 hr
Dec 9, 6:07 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more12 hr
Dec 9, 10:47 PM PSTFreeze WarningPSRImperial, Riverside33 hr
Dec 9, 11:41 PM PSTFreeze WatchHNXKern, Kings, Tulare13 hr
Dec 10, 12:04 AM PSTSpecial Marine WarningLOX10 hr
Dec 10, 9:54 AM PSTFrost AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more23 hr
Dec 10, 12:05 PM PSTWinter Weather AdvisoryHNXFresno, Madera, Mariposa, Tulare, Tuolumne58 hr
Dec 10, 12:24 PM PSTFreeze WarningHNXKern, Kings, Tulare20 hr
Dec 10, 12:56 PM PSTWind AdvisoryLOXLos Angeles, Ventura23 hr
Dec 10, 1:24 PM PSTWinter Weather AdvisorySTO57 hr
Dec 10, 2:01 PM PSTSmall Craft AdvisoryLOX7 hr
Dec 10, 2:08 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more56 hr
Dec 10, 2:34 PM PSTSmall Craft AdvisoryMTR3 days
Dec 10, 2:45 PM PSTGale WatchEKA12 hr
Dec 10, 2:48 PM PSTWinter Weather AdvisoryEKA41 hr
Dec 10, 8:02 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more17 hr
Dec 10, 8:49 PM PSTFreeze WarningLOXVentura12 hr
Dec 11, 1:29 AM PSTSmall Craft AdvisoryLOX8 days
Dec 11, 2:26 AM PSTGale WarningEKA37 hr
Dec 11, 2:49 AM PSTWind AdvisoryMFRSiskiyou25 hr
Dec 11, 3:08 AM PSTFrost AdvisoryLOXLos Angeles6 hr
Dec 11, 9:27 AM PSTCoastal Flood AdvisoryMTRAlameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 2 more5 days
Dec 11, 12:55 PM PSTHigh Wind WatchMFRSiskiyou22 hr
Dec 11, 1:07 PM PSTSmall Craft AdvisorySGX33 hr
Dec 11, 1:15 PM PSTWind AdvisorySGXRiverside, San Bernardino, San Diego35 hr
Dec 11, 1:18 PM PSTBeach Hazards StatementSGXOrange, San Diego4 days
Dec 11, 1:21 PM PSTWinter Storm WatchMFRSiskiyou23 hr
Dec 11, 1:54 PM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma38 hr
Dec 11, 2:17 PM PSTWinter Storm WatchEKA22 hr
Dec 11, 2:28 PM PSTBeach Hazards StatementLOXLos Angeles, Santa Barbara4 days
Dec 11, 2:28 PM PSTGale WarningLOX24 hr
Dec 11, 2:28 PM PSTHigh Surf AdvisoryLOXSan Luis Obispo, Santa Barbara, Ventura4 days
Dec 11, 2:57 PM PSTGale WatchEKA23 hr
Dec 11, 9:16 PM PSTFrost AdvisoryLOXLos Angeles, Ventura12 hr
Dec 11, 9:16 PM PSTFreeze WarningLOXLos Angeles12 hr
Dec 11, 9:16 PM PSTWind AdvisoryLOXSan Luis Obispo, Santa Barbara, Ventura21 hr
Dec 11, 10:14 PM PSTCoastal Flood AdvisoryEKAHumboldt15 hr
Dec 11, 11:51 PM PSTWind AdvisoryPSRImperial33 hr
Dec 12, 1:06 AM PSTWinter Weather AdvisoryMFRSiskiyou9 hr
Dec 12, 1:07 AM PSTHigh Wind WatchMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Clara, Santa Cruz and 1 more24 hr
Dec 12, 1:29 AM PSTSmall Craft AdvisoryLOX11 hr
Dec 12, 1:39 AM PSTWinter Weather AdvisoryEKATrinity42 hr
Dec 12, 2:27 AM PSTGale WarningMTR55 hr
Dec 12, 3:29 AM PSTFlood WatchEKAHumboldt, Lake, Mendocino58 hr
Dec 12, 3:59 AM PSTFlood WatchMTRMarin, Monterey, Napa, Sonoma3 days
Dec 12, 6:08 AM PSTCoastal Flood AdvisoryEKAHumboldt5 hr
Dec 12, 10:00 AM PSTRiver Flood WatchEKAMendocino60 hr
Dec 12, 10:03 AM PSTRiver Flood WatchEKAMendocino60 hr
Dec 12, 10:47 AM PSTWind AdvisoryEKADel Norte, Humboldt, Mendocino35 hr
Dec 12, 11:17 AM PSTHigh Wind WarningMFRSiskiyou44 hr
Dec 12, 11:17 AM PSTWind AdvisoryMFRModoc44 hr
Dec 12, 11:19 AM PSTWinter Storm WatchHNXFresno, Madera, Mariposa, Tulare, Tuolumne15 hr
Dec 12, 11:52 AM PSTWinter Storm WarningEKA49 hr
Dec 12, 12:50 PM PSTWinter Storm WarningMFRSiskiyou44 hr
Dec 12, 12:50 PM PSTWinter Weather AdvisoryMFRModoc, Siskiyou54 hr
Dec 12, 12:53 PM PSTCoastal Flood WarningEKAHumboldt22 hr
Dec 12, 12:53 PM PSTCoastal Flood AdvisoryEKADel Norte, Mendocino22 hr
Dec 12, 1:27 PM PSTGale WarningEKA34 hr
Dec 12, 1:27 PM PSTHazardous Seas WarningEKA20 hr
Dec 12, 1:40 PM PSTWinter Storm WarningSTO56 hr
Dec 12, 1:43 PM PSTHigh Surf AdvisoryEKADel Norte, Humboldt, Mendocino7 hr
Dec 12, 2:05 PM PSTWind AdvisorySTO48 hr
Dec 12, 2:32 PM PSTSmall Craft AdvisoryMTR13 hr
Dec 12, 2:36 PM PSTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more55 hr
Dec 12, 7:25 PM PSTSmall Craft AdvisoryMTR26 hr
Dec 13, 12:57 AM PSTWinter Weather AdvisoryVEFInyo45 hr
Dec 13, 12:59 AM PSTHigh Wind WarningMTRAlameda, Contra Costa, Marin, Monterey, City and County of San Francisco, San Mateo and 3 more33 hr
Dec 13, 12:59 AM PSTWind AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more33 hr
Dec 13, 1:07 AM PSTWind AdvisoryVEF44 hr
Dec 13, 1:57 AM PSTWinter Storm WarningHNXFresno, Madera, Mariposa, Tulare, Tuolumne44 hr
Dec 13, 2:28 AM PSTWind AdvisoryREVModoc38 hr
Dec 13, 3:28 AM PSTSmall Craft AdvisoryMTR6 hr
Dec 13, 3:28 AM PSTStorm WarningMTR30 hr
Dec 13, 3:39 AM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma39 hr
Dec 13, 8:47 AM PSTGale WarningLOX25 hr
Dec 13, 8:56 AM PSTRiver Flood WarningEKAMendocino37 hr
Dec 13, 8:59 AM PSTRiver Flood WarningEKAMendocino40 hr
Dec 13, 9:00 AM PSTWind AdvisoryLOXSan Luis Obispo, Santa Barbara31 hr
Dec 13, 9:02 AM PSTWind AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more29 hr
Dec 13, 1:28 PM PSTCoastal Flood WarningEKAHumboldt, Mendocino23 hr
Dec 13, 1:28 PM PSTCoastal Flood AdvisoryEKADel Norte23 hr
Dec 13, 2:54 PM PSTSmall Craft AdvisoryEKA54 hr
Dec 13, 6:45 PM PSTAreal Flood AdvisoryEKAHumboldt6 hr
Dec 13, 7:20 PM PSTAreal Flood AdvisoryEKADel Norte, Humboldt6 hr
Dec 13, 7:46 PM PSTHigh Wind WarningLOXSan Luis Obispo, Santa Barbara20 hr
Dec 13, 8:27 PM PSTAreal Flood AdvisoryEKAHumboldt5 hr
Dec 13, 8:58 PM PSTSmall Craft AdvisoryLOX5 days
Dec 13, 9:20 PM PSTAreal Flood AdvisoryEKAMendocino3 hr
Dec 13, 11:24 PM PSTAreal Flood AdvisoryMTRMarin, Sonoma3 hr
Dec 14, 12:56 AM PSTAreal Flood AdvisoryMTRSonoma7 hr
Dec 14, 1:38 AM PSTAreal Flood AdvisoryMTRAlameda, Contra Costa3 hr
Dec 14, 2:33 AM PSTGale WatchEKA13 hr
Dec 14, 3:20 AM PSTSpecial Marine WarningMTR40 min
Dec 14, 4:01 AM PSTSpecial Marine WarningMTR29 min
Dec 14, 4:45 AM PSTAreal Flood AdvisoryMTRMarin, Sonoma3 hr
Dec 14, 4:51 AM PSTAreal Flood AdvisoryMTRCity and County of San Francisco3 hr
Dec 14, 5:04 AM PSTAreal Flood AdvisoryMTRAlameda, Contra Costa3 hr
Dec 14, 5:18 AM PSTAreal Flood AdvisoryMTRSanta Clara, Santa Cruz3 hr
Dec 14, 5:36 AM PSTSpecial Marine WarningMTR24 min
Dec 14, 5:45 AM PSTSpecial Marine WarningMTR30 min
Dec 14, 5:51 AM PSTTornado WarningMTRCity and County of San Francisco, San Mateo24 min
Dec 14, 6:06 AM PSTSpecial Marine WarningMTR24 min
Dec 14, 6:18 AM PSTAreal Flood AdvisorySTOButte, Colusa, El Dorado, Glenn, Nevada, Placer and 7 more6 hr
Dec 14, 7:05 AM PSTAreal Flood AdvisoryMTRSan Mateo55 min
Dec 14, 7:13 AM PSTSpecial Weather StatementMTRMonterey32 min
Dec 14, 7:17 AM PSTHigh Wind WarningHNXFresno, Kern, Kings, Merced7 hr
Dec 14, 7:56 AM PSTAreal Flood AdvisoryMTRSonoma44 hr
Dec 14, 8:23 AM PSTAreal Flood AdvisoryMTRSonoma17 hr
Dec 14, 8:29 AM PSTAreal Flood AdvisoryEKAHumboldt, Lake, Mendocino3 hr
Dec 14, 8:32 AM PSTAreal Flood AdvisoryMTRSonoma11 hr
Dec 14, 8:37 AM PSTSmall Craft AdvisoryMTR48 hr
Dec 14, 9:28 AM PSTSpecial Weather StatementEKALake, Mendocino4 hr
Dec 14, 11:02 AM PSTFrost AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more22 hr
Dec 14, 11:48 AM PSTCoastal Flood AdvisoryEKAHumboldt25 hr
Dec 14, 11:57 AM PSTSpecial Weather StatementHNXMariposa33 min
Dec 14, 12:13 PM PSTFlash Flood Warning Considerable damage threatHNXMariposa77 min
Dec 14, 12:26 PM PSTSpecial Weather StatementHNXMariposa34 min
Dec 14, 12:28 PM PSTFlash Flood WarningHNXMariposa111 min
Dec 14, 12:40 PM PSTSpecial Weather StatementHNXMadera35 min
Dec 14, 12:42 PM PSTSpecial Marine WarningMTR33 min
Dec 14, 1:07 PM PSTSpecial Weather StatementMTRSanta Cruz23 min
Dec 14, 1:08 PM PSTSpecial Weather StatementHNXMadera37 min
Dec 14, 1:15 PM PSTCold Weather AdvisoryEKAMendocino18 hr
Dec 14, 1:25 PM PSTSevere Thunderstorm WarningMTRSanta Cruz23 min
Dec 14, 3:03 PM PSTAreal Flood AdvisorySTOShasta3 hr
Dec 14, 3:12 PM PSTSmall Craft AdvisoryLOX30 hr
Dec 14, 3:19 PM PSTGale WarningEKA42 hr
Dec 14, 4:08 PM PSTRiver Flood WarningSTOTehama15 hr
Dec 15, 12:52 AM PSTWind AdvisoryMFRModoc, Siskiyou45 hr
Dec 15, 1:29 AM PSTWinter Weather AdvisoryMFRSiskiyou54 hr
Dec 15, 1:41 AM PSTWinter Weather AdvisorySTO45 hr
Dec 15, 2:39 AM PSTSmall Craft AdvisoryMTR30 hr
Dec 15, 3:16 AM PSTWinter Weather AdvisoryEKATrinity43 hr
Dec 15, 3:29 AM PSTWind AdvisoryEKADel Norte, Humboldt31 hr
Dec 15, 6:19 AM PSTDense Fog AdvisorySTO5 hr
Dec 15, 6:21 AM PSTDense Fog AdvisoryHNXFresno, Kings, Tulare6 hr
Dec 15, 8:40 AM PSTSmall Craft AdvisoryMTR66 hr
Dec 15, 12:42 PM PSTCoastal Flood AdvisoryEKAHumboldt24 hr
Dec 15, 1:53 PM PSTFire Weather WatchLOXLos Angeles, Ventura24 hr
Dec 15, 2:18 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more28 hr
Dec 15, 8:39 PM PSTSmall Craft AdvisoryLOX30 hr
Dec 15, 11:49 PM PSTFrost AdvisoryLOXLos Angeles, Ventura8 hr
Dec 16, 12:45 AM PSTGale WatchLOX14 hr
Dec 16, 2:52 AM PSTWind AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura60 hr
Dec 16, 8:53 AM PSTSmall Craft AdvisoryLOX54 hr
Dec 16, 8:55 AM PSTSmall Craft AdvisoryEKA60 hr
Dec 16, 1:54 PM PSTRed Flag WarningLOXLos Angeles, Ventura49 hr
Dec 16, 1:56 PM PSTHigh Surf AdvisoryLOXSan Luis Obispo, Santa Barbara44 hr
Dec 16, 2:12 PM PSTHigh Wind WarningLOXLos Angeles, Ventura42 hr
Dec 16, 2:12 PM PSTWind AdvisoryLOXLos Angeles, San Luis Obispo, Ventura49 hr
Dec 16, 2:31 PM PSTSmall Craft AdvisoryEKA54 hr
Dec 16, 2:39 PM PSTAreal Flood AdvisoryMTRSonoma32 hr
Dec 16, 4:48 PM PSTAreal Flood AdvisoryHNXMariposa117 min
Dec 16, 5:07 PM PSTAreal Flood AdvisoryHNXMariposa, Tuolumne113 min
Dec 16, 10:46 PM PSTDense Fog AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more12 hr
Dec 17, 1:01 AM PSTDense Fog AdvisorySTO10 hr
Dec 17, 2:08 AM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more9 hr
Dec 17, 2:16 AM PSTWind AdvisoryVEFSan Bernardino38 hr
Dec 17, 2:49 AM PSTSmall Craft AdvisoryLOX36 hr
Dec 17, 12:34 PM PSTBeach Hazards StatementMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma53 hr
Dec 17, 10:01 PM PSTDense Fog AdvisoryMTRAlameda, Contra Costa, Marin, Napa, San Mateo, Santa Clara and 1 more15 hr
Dec 18, 12:32 AM PSTWind AdvisorySGXOrange, Riverside, San Bernardino, San Diego11 hr
Dec 18, 7:39 AM PSTMarine Dense Fog AdvisoryMTR5 hr
Dec 18, 2:24 PM PSTBeach Hazards StatementEKADel Norte, Humboldt, Mendocino49 hr
Dec 18, 9:25 PM PSTDense Fog AdvisoryMTRAlameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 2 more12 hr
Dec 18, 9:36 PM PSTDense Fog AdvisorySTO13 hr
Dec 19, 2:19 AM PSTSmall Craft AdvisoryMTR13 days
Dec 19, 2:39 AM PSTGale WarningEKA54 hr
Dec 19, 2:39 AM PSTSmall Craft AdvisoryEKA3 hr
Dec 19, 4:28 AM PSTDense Fog AdvisorySGXOrange, San Diego5 hr
Dec 19, 5:16 AM PSTSmall Craft AdvisoryEKA10 hr
Dec 19, 11:09 AM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma3 days
Dec 19, 12:44 PM PSTWind AdvisoryMFRModoc, Siskiyou48 hr
Dec 19, 1:38 PM PSTWind AdvisoryEKADel Norte, Humboldt43 hr
Dec 19, 4:45 PM PSTDense Fog AdvisorySGXOrange, San Diego17 hr
Dec 19, 4:49 PM PSTGale WatchEKA16 hr
Dec 19, 4:49 PM PSTSmall Craft AdvisoryEKA30 hr
Dec 19, 6:45 PM PSTDense Fog AdvisoryLOXLos Angeles, Santa Barbara, Ventura14 hr
Dec 19, 7:52 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more17 hr
Dec 19, 8:14 PM PSTDense Fog AdvisorySTO14 hr
Dec 20, 2:22 AM PSTHigh Surf AdvisorySGXOrange, San Diego7 days
Dec 20, 3:00 AM PSTSmall Craft AdvisoryLOX12 days
Dec 20, 5:46 AM PSTHigh Surf AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura6 days
Dec 20, 12:17 PM PSTWind AdvisoryREVAlpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more28 hr
Dec 20, 12:58 PM PSTHigh Wind WarningMFRSiskiyou21 hr
Dec 20, 2:04 PM PSTHigh Surf WarningLOXSan Luis Obispo, Santa Barbara, Ventura4 days
Dec 20, 5:12 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more18 hr
Dec 20, 6:26 PM PSTHigh Surf AdvisoryEKADel Norte, Humboldt, Mendocino39 hr
Dec 20, 9:22 PM PSTDense Fog AdvisorySGXOrange, San Diego13 hr
Dec 20, 9:43 PM PSTGale WarningMTR11 hr
Dec 21, 2:24 AM PSTSmall Craft AdvisorySGX4 days
Dec 21, 3:28 AM PSTCoastal Flood AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura3 days
Dec 21, 3:57 AM PSTDense Fog AdvisoryLOXVentura88 min
Dec 21, 6:13 AM PSTDense Fog AdvisoryLOXLos Angeles4 hr
Dec 21, 8:53 AM PSTGale WarningEKA36 hr
Dec 21, 8:53 AM PSTSmall Craft AdvisoryEKA18 hr
Dec 21, 8:53 AM PSTHazardous Seas WarningEKA30 hr
Dec 21, 10:15 AM PSTWind AdvisoryEKADel Norte, Humboldt30 hr
Dec 21, 12:22 PM PSTWind AdvisoryMFRSiskiyou31 hr
Dec 22, 1:07 AM PSTHigh Wind WatchMFRSiskiyou11 hr
Dec 22, 1:14 AM PSTHigh Surf WarningMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma65 hr
Dec 22, 10:18 AM PSTSpecial Marine WarningEKA27 min
Dec 22, 10:37 AM PSTSpecial Marine WarningEKA23 min
Dec 22, 11:30 AM PSTWinter Weather AdvisoryHNXFresno, Madera, Mariposa, Tulare, Tuolumne15 hr
Dec 22, 11:58 AM PSTWinter Weather AdvisorySTO55 hr
Dec 22, 11:59 AM PSTSpecial Marine WarningEKA31 min
Dec 22, 12:05 PM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more55 hr
Dec 22, 12:35 PM PSTHigh Wind WarningMFRSiskiyou36 hr
Dec 22, 12:35 PM PSTWind AdvisoryMFRModoc39 hr
Dec 22, 12:59 PM PSTCoastal Flood WarningMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma47 hr
Dec 22, 1:26 PM PSTSpecial Marine WarningEKA34 min
Dec 22, 2:05 PM PSTSpecial Marine WarningEKA25 min
Dec 22, 2:12 PM PSTSpecial Marine WarningEKA33 min
Dec 22, 2:19 PM PSTWind AdvisoryEKADel Norte, Humboldt32 hr
Dec 22, 2:38 PM PSTSpecial Marine WarningEKA37 min
Dec 22, 2:57 PM PSTSmall Craft AdvisoryEKA15 hr
Dec 22, 2:57 PM PSTHazardous Seas WarningEKA24 hr
Dec 22, 3:05 PM PSTSpecial Marine WarningMTR25 min
Dec 22, 3:29 PM PSTSpecial Marine WarningMTR31 min
Dec 22, 3:35 PM PSTHigh Surf WarningEKADel Norte, Humboldt, Mendocino29 hr
Dec 22, 3:58 PM PSTSpecial Marine WarningMTR23 min
Dec 22, 5:14 PM PSTSpecial Marine WarningMTR21 min
Dec 22, 6:16 PM PSTSpecial Weather StatementMTRMarin29 min
Dec 22, 9:01 PM PSTGale WarningEKA30 hr
Dec 23, 12:28 AM PSTWind AdvisoryVEFInyo, San Bernardino50 hr
Dec 23, 2:04 AM PSTWinter Storm WarningHNXFresno, Madera, Mariposa, Tulare, Tuolumne38 hr
Dec 23, 2:28 AM PSTDense Fog AdvisorySGXSan Diego7 hr
Dec 23, 2:28 AM PSTWind AdvisorySGXRiverside, San Bernardino, San Diego45 hr
Dec 23, 2:36 AM PSTHigh Wind WarningHNXKern48 hr
Dec 23, 2:36 AM PSTWind AdvisoryHNXKern48 hr
Dec 23, 2:59 AM PSTSmall Craft AdvisoryLOX54 hr
Dec 23, 8:49 AM PSTSmall Craft AdvisoryMTR30 hr
Dec 23, 10:35 AM PSTFlood WatchEKADel Norte, Humboldt, Mendocino23 hr
Dec 23, 11:33 AM PSTFlood WatchHNXFresno, Kern, Madera, Mariposa, Merced, Tulare27 hr
Dec 23, 1:10 PM PSTWinter Storm WatchMFRSiskiyou23 hr
Dec 23, 8:23 PM PSTSmall Craft AdvisoryEKA46 hr
Dec 23, 8:38 PM PSTHigh Surf AdvisoryEKADel Norte, Humboldt, Mendocino15 hr
Dec 23, 8:47 PM PSTDense Fog AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura11 hr
Dec 23, 8:59 PM PSTAreal Flood AdvisoryEKAHumboldt8 hr
Dec 23, 9:04 PM PSTAreal Flood AdvisoryEKAHumboldt8 hr
Dec 23, 9:11 PM PSTWind AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura5 days
Dec 23, 9:47 PM PSTAreal Flood AdvisoryEKADel Norte7 hr
Dec 23, 10:05 PM PSTAreal Flood AdvisoryEKADel Norte7 hr
Dec 23, 10:06 PM PSTAreal Flood AdvisoryEKAHumboldt7 hr
Dec 23, 10:48 PM PSTAreal Flood AdvisoryMFRSiskiyou117 min
Dec 23, 11:37 PM PSTAreal Flood AdvisoryEKAHumboldt5 hr
Dec 24, 2:11 AM PSTHigh Wind WatchMFRModoc, Siskiyou10 hr
Dec 24, 2:27 AM PSTAreal Flood AdvisoryMTRCity and County of San Francisco, San Mateo2 hr
Dec 24, 2:32 AM PSTAreal Flood AdvisoryMTRAlameda118 min
Dec 24, 2:51 AM PSTFlash Flood WarningSTOTehama3 hr
Dec 24, 4:57 AM PSTAreal Flood AdvisoryEKAMendocino3 hr
Dec 24, 5:30 AM PSTAreal Flood AdvisoryMTRSonoma30 hr
Dec 24, 6:38 AM PSTAreal Flood AdvisoryEKAHumboldt, Trinity82 min
Dec 24, 8:26 AM PSTAreal Flood AdvisorySTOShasta, Tehama6 hr
Dec 24, 9:31 AM PSTSpecial Weather StatementEKADel Norte29 min
Dec 24, 9:56 AM PSTSpecial Weather StatementEKAHumboldt34 min
Dec 24, 10:12 AM PSTSpecial Weather StatementEKAHumboldt33 min
Dec 24, 10:21 AM PSTAreal Flood AdvisoryMTRNapa, Sonoma5 hr
Dec 24, 10:21 AM PSTAreal Flood AdvisorySTOButte, Glenn, Tehama4 hr
Dec 24, 10:49 AM PSTAreal Flood AdvisoryMTRAlameda, Contra Costa3 hr
Dec 24, 12:07 PM PSTHigh Wind WarningMFRModoc, Siskiyou46 hr
Dec 24, 12:07 PM PSTWind AdvisoryMFRSiskiyou40 hr
Dec 24, 12:13 PM PSTHigh Surf AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura7 days
Dec 24, 12:25 PM PSTWinter Weather AdvisoryMFRSiskiyou70 hr
Dec 24, 12:26 PM PSTDust Storm AdvisoryHNXKern64 min
Dec 24, 1:34 PM PSTFrost AdvisoryMTRMarin, Monterey, Napa, San Benito, Sonoma17 hr
Dec 24, 1:46 PM PSTHigh Wind WatchEKADel Norte, Humboldt11 hr
Dec 24, 2:00 PM PSTWinter Weather AdvisoryEKA42 hr
Dec 24, 2:31 PM PSTGale WatchEKA12 hr
Dec 24, 2:31 PM PSTGale WarningEKA36 hr
Dec 24, 2:31 PM PSTStorm WatchEKA12 hr
Dec 24, 4:05 PM PSTSpecial Weather StatementSTOYuba25 min
Dec 24, 4:45 PM PSTSpecial Weather StatementSTOAmador30 min
Dec 24, 5:35 PM PSTSpecial Weather StatementSTONevada25 min
Dec 24, 5:54 PM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma8 hr
Dec 24, 8:50 PM PSTSmall Craft AdvisoryMTR4 days
Dec 24, 10:48 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more12 hr
Dec 25, 1:10 AM PSTHigh Wind WarningEKADel Norte27 hr
Dec 25, 1:10 AM PSTWind AdvisoryEKADel Norte, Humboldt27 hr
Dec 25, 1:22 AM PSTWinter Weather AdvisorySTO56 hr
Dec 25, 2:08 AM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more55 hr
Dec 25, 2:11 AM PSTHigh Surf AdvisoryMTRMarin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma4 days
Dec 25, 2:58 AM PSTHigh Surf AdvisoryEKADel Norte, Humboldt, Mendocino39 hr
Dec 25, 8:32 AM PSTSmall Craft AdvisoryMTR5 days
Dec 25, 10:26 AM PSTGale WarningLOX30 hr
Dec 25, 12:11 PM PSTWind AdvisoryREVModoc24 hr
Dec 25, 2:03 PM PSTStorm WarningEKA13 hr
Dec 25, 9:07 PM PSTHazardous Seas WatchEKA6 hr
Dec 25, 10:25 PM PSTSmall Craft AdvisoryMTR71 hr
Dec 26, 1:10 AM PSTSpecial Weather StatementEKADel Norte35 min
Dec 26, 1:34 AM PSTWinter Weather AdvisoryHNXFresno, Madera, Mariposa, Tuolumne32 hr
Dec 26, 2:37 AM PSTGale WarningMTR24 hr
Dec 26, 2:47 AM PSTHazardous Seas WarningEKA17 hr
Dec 26, 3:38 AM PSTWind AdvisoryEKADel Norte, Humboldt24 hr
Dec 26, 4:10 AM PSTSpecial Weather StatementEKADel Norte35 min
Dec 26, 8:41 AM PSTBeach Hazards StatementLOXLos Angeles, Santa Barbara4 days
Dec 26, 9:26 AM PSTGale WarningEKA17 hr
Dec 26, 10:46 AM PSTWind AdvisoryMFRModoc, Siskiyou16 hr
Dec 26, 11:50 AM PSTRiver Flood WarningEKAMendocino28 hr
Dec 26, 12:09 PM PSTWind AdvisorySGXSan Bernardino31 hr
Dec 26, 12:09 PM PSTWind AdvisorySTO22 hr
Dec 26, 12:28 PM PSTBeach Hazards StatementSGXSan Diego3 days
Dec 26, 12:30 PM PSTWind AdvisoryVEFSan Bernardino31 hr
Dec 26, 12:50 PM PSTHigh Wind WarningREVMono24 hr
Dec 26, 12:50 PM PSTWind AdvisoryREVLassen, Modoc, Plumas, Sierra24 hr
Dec 26, 5:12 PM PSTLake Wind AdvisoryREVAlpine, El Dorado, Nevada, Placer24 hr
Dec 26, 5:14 PM PSTHigh Wind WarningMFRModoc17 hr
Dec 26, 6:33 PM PSTWind AdvisoryHNXKern11 hr
Dec 26, 6:33 PM PSTAreal Flood AdvisoryMTRSonoma8 hr
Dec 26, 6:39 PM PSTAreal Flood AdvisoryMTRNapa, Sonoma9 hr
Dec 26, 7:01 PM PSTAreal Flood AdvisoryMTRSonoma9 hr
Dec 26, 7:06 PM PSTAreal Flood AdvisoryMTRNapa, Sonoma9 hr
Dec 26, 7:09 PM PSTAreal Flood AdvisoryMTRMarin, Sonoma9 hr
Dec 26, 7:23 PM PSTAreal Flood AdvisoryMTRNapa9 hr
Dec 26, 7:53 PM PSTAreal Flood AdvisoryMTRMarin, Sonoma11 hr
Dec 26, 8:44 PM PSTAreal Flood AdvisoryMTRCity and County of San Francisco, San Mateo8 hr
Dec 26, 10:15 PM PSTAreal Flood AdvisoryMTRAlameda, Contra Costa8 hr
Dec 27, 2:29 AM PSTAreal Flood WarningMTRSonoma27 hr
Dec 27, 2:49 AM PSTSmall Craft AdvisoryEKA45 hr
Dec 27, 2:49 AM PSTHazardous Seas WarningEKA12 hr
Dec 27, 3:28 AM PSTDense Fog AdvisoryLOXLos Angeles, Ventura3 hr
Dec 27, 4:18 AM PSTAreal Flood AdvisoryMTRMarin3 hr
Dec 27, 4:39 AM PSTAreal Flood AdvisoryMTRMonterey3 hr
Dec 27, 5:35 AM PSTHigh Wind WarningHNXKern16 hr
Dec 27, 6:14 AM PSTHigh Wind WarningLOXLos Angeles118 min
Dec 27, 6:14 AM PSTWind AdvisoryLOXLos Angeles20 hr
Dec 27, 10:51 AM PSTWind AdvisoryMFRModoc, Siskiyou21 hr
Dec 27, 12:36 PM PSTWind AdvisorySTO48 hr
Dec 27, 12:57 PM PSTFlood WatchMFRSiskiyou45 hr
Dec 27, 2:00 PM PSTFlood WatchEKADel Norte, Humboldt49 hr
Dec 27, 2:02 PM PSTFire Weather WatchLOXLos Angeles, Ventura72 hr
Dec 27, 2:42 PM PSTHigh Wind WatchREVAlpine, El Dorado, Mono, Nevada, Placer11 hr
Dec 27, 2:44 PM PSTGale WatchEKA12 hr
Dec 27, 4:56 PM PSTHigh Wind WarningMFRModoc17 hr
Dec 27, 7:37 PM PSTCoastal Flood AdvisoryLOXSan Luis Obispo, Santa Barbara16 hr
Dec 27, 8:27 PM PSTHigh Wind WatchMFRModoc, Siskiyou7 hr
Dec 27, 9:49 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Mariposa, Merced and 1 more13 hr
Dec 27, 11:53 PM PSTWind AdvisoryVEFInyo, San Bernardino46 hr
Dec 28, 12:52 AM PSTDense Fog AdvisoryMTRMonterey, San Benito9 hr
Dec 28, 1:25 AM PSTHigh Wind WarningREVMono42 hr
Dec 28, 1:25 AM PSTWind AdvisoryREVModoc42 hr
Dec 28, 1:43 AM PSTWinter Weather AdvisoryREVAlpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more42 hr
Dec 28, 2:00 AM PSTSmall Craft AdvisoryMTR3 days
Dec 28, 2:10 AM PSTLake Wind AdvisoryREVAlpine, El Dorado, Nevada, Placer10 hr
Dec 28, 2:21 AM PSTHigh Surf AdvisoryEKADel Norte, Humboldt, Mendocino19 hr
Dec 28, 2:27 AM PSTDense Fog AdvisoryLOXSan Luis Obispo, Santa Barbara7 hr
Dec 28, 2:29 AM PSTWinter Weather AdvisorySTO42 hr
Dec 28, 2:49 AM PSTGale WarningEKA24 hr
Dec 28, 2:58 AM PSTHigh Wind WarningEKADel Norte24 hr
Dec 28, 2:58 AM PSTWind AdvisoryEKADel Norte, Humboldt, Mendocino30 hr
Dec 28, 3:19 AM PSTHigh Wind WarningMFRModoc, Siskiyou31 hr
Dec 28, 3:19 AM PSTWind AdvisoryMFRModoc, Siskiyou31 hr
Dec 28, 5:56 AM PSTAreal Flood AdvisoryMTRSonoma13 hr
Dec 28, 12:10 PM PSTWind AdvisoryHNXKern41 hr
Dec 28, 12:52 PM PSTFlood WatchMTRMarin, Napa, Sonoma21 hr
Dec 28, 6:18 PM PSTDense Fog AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura15 hr
Dec 28, 9:01 PM PSTGale WarningMTR18 hr
Dec 28, 9:25 PM PSTAreal Flood WarningMFRSiskiyou9 hr
Dec 28, 10:38 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Tulare11 hr
Dec 29, 2:02 AM PSTFrost AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more31 hr
Dec 29, 2:08 AM PSTSmall Craft AdvisoryMTR60 hr
Dec 29, 2:50 AM PSTSmall Craft AdvisoryEKA24 hr
Dec 29, 4:25 AM PSTAreal Flood AdvisoryEKAHumboldt10 hr
Dec 29, 4:33 AM PSTWind AdvisoryMTRAlameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more10 hr
Dec 29, 4:43 AM PSTDense Fog AdvisorySGXOrange, San Diego4 hr
Dec 29, 7:22 AM PSTAreal Flood AdvisoryMTRMarin3 hr
Dec 29, 7:35 AM PSTAreal Flood AdvisoryMTRSonoma30 hr
Dec 29, 7:57 AM PSTSpecial Weather StatementSTOTehama33 min
Dec 29, 8:18 AM PSTRiver Flood WarningEKADel Norte3 hr
Dec 29, 8:22 AM PSTAreal Flood AdvisoryMTRAlameda4 hr
Dec 29, 8:45 AM PSTAreal Flood AdvisoryMTRSanta Cruz4 hr
Dec 29, 8:58 AM PSTAreal Flood AdvisoryMTRMarin, Sonoma3 hr
Dec 29, 10:36 AM PSTRiver Flood WatchEKAMendocino7 hr
Dec 29, 10:40 AM PSTAreal Flood AdvisoryMTRSonoma5 hr
Dec 29, 11:16 AM PSTRiver Flood WatchEKAHumboldt7 hr
Dec 29, 11:19 AM PSTRiver Flood WatchEKAHumboldt5 hr
Dec 29, 11:41 AM PSTRiver Flood WarningEKAMendocino11 hr
Dec 29, 11:53 AM PSTWind AdvisoryLOXLos Angeles, San Luis Obispo, Santa Barbara, Ventura22 hr
Dec 29, 12:52 PM PSTSpecial Weather StatementSTOShasta23 min
Dec 29, 1:02 PM PSTSpecial Weather StatementSTOButte28 min
Dec 29, 1:06 PM PSTSpecial Weather StatementSTOTehama24 min
Dec 29, 1:33 PM PSTSpecial Weather StatementSTOTehama27 min
Dec 29, 2:02 PM PSTSpecial Weather StatementSTOTehama28 min
Dec 29, 2:05 PM PSTFrost AdvisoryMTRAlameda, Contra Costa, Marin, Monterey, San Mateo, Santa Clara and 2 more44 hr
Dec 29, 2:05 PM PSTFreeze WarningMTRMarin, Monterey, Napa, San Benito, Santa Clara, Sonoma44 hr
Dec 29, 2:20 PM PSTRed Flag WarningLOXLos Angeles, Ventura43 hr
Dec 29, 6:23 PM PSTRiver Flood WarningEKAHumboldt10 hr
Dec 29, 6:49 PM PSTWind AdvisoryREVMono3 hr
Dec 29, 9:45 PM PSTDense Fog AdvisoryHNXFresno, Kern, Kings, Madera, Merced, Tulare12 hr
Dec 30, 2:21 AM PSTCold Weather AdvisoryEKAMendocino30 hr
Dec 30, 11:38 AM PSTWind AdvisoryLOXSan Luis Obispo, Santa Barbara, Ventura21 hr
Dec 30, 1:41 PM PSTSmall Craft AdvisoryEKA13 hr
Dec 31, 2:19 AM PSTSmall Craft AdvisoryLOX7 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

Every county with at least one alert. A county page lists each alert that covered it.

16 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20232025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.