Alert archive / California / Marin County
Weather alerts in Marin County, California, 2021
67 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Marin County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 67
- Warnings
- 7
- Watches
- 5
- Advisories
- 48
- Busiest month
- January20 alerts
- Busiest day
- January 25, 20215 alerts
Over time
By month
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 1, 8:02 AM PST | High Surf Advisory | MTR | 49 hr |
| Jan 3, 8:38 AM PST | High Surf Advisory | MTR | 62 hr |
| Jan 5, 4:02 AM PST | Dense Fog Advisory | MTR | 7 hr |
| Jan 7, 12:46 AM PST | High Surf Advisory | MTR | 53 hr |
| Jan 9, 8:18 AM PST | High Surf Warning | MTR | 37 hr |
| Jan 10, 1:09 AM PST | Coastal Flood Advisory | MTR | 36 hr |
| Jan 11, 2:35 PM PST | Coastal Flood Advisory | MTR | 22 hr |
| Jan 11, 2:35 PM PST | High Surf Advisory | MTR | 54 hr |
| Jan 14, 4:34 AM PST | Dense Fog Advisory | MTR | 5 hr |
| Jan 14, 8:04 PM PST | High Surf Advisory | MTR | 47 hr |
| Jan 16, 2:29 AM PST | Wind Advisory | MTR | 4 days |
| Jan 16, 7:08 PM PST | High Surf Advisory | MTR | 47 hr |
| Jan 23, 12:53 PM PST | Wind Advisory | MTR | 45 hr |
| Jan 24, 2:14 PM PST | Beach Hazards Statement | MTR | 5 hr |
| Jan 24, 5:19 PM PST | Flash Flood Watch | MTR | 4 days |
| Jan 25, 2:55 AM PST | High Wind Watch | MTR | 12 hr |
| Jan 25, 2:42 PM PST | Freeze Warning | MTR | 17 hr |
| Jan 25, 2:42 PM PST | High Wind Warning | MTR | 45 hr |
| Jan 25, 2:42 PM PST | Wind Advisory | MTR | 61 hr |
| Jan 26, 10:22 PM PST | Areal Flood Advisory | MTR | 4 hr |
| Mar 3, 2:10 PM PST | Beach Hazards Statement | MTR | 37 hr |
| Mar 8, 8:17 AM PST | Beach Hazards Statement | MTR | 13 hr |
| Mar 14, 1:04 PM PDT | Wind Advisory | MTR | 25 hr |
| Mar 15, 2:30 AM PDT | Frost Advisory | MTR | 31 hr |
| Mar 19, 3:38 AM PDT | Beach Hazards Statement | MTR | 18 hr |
| Mar 20, 12:51 PM PDT | Frost Advisory | MTR | 20 hr |
| May 18, 4:47 AM PDT | Wind Advisory | MTR | 48 hr |
| May 20, 11:10 AM PDT | Wind Advisory | MTR | 10 hr |
| May 28, 12:41 PM PDT | Heat Advisory | MTR | 3 days |
| Jun 6, 1:48 PM PDT | Wind Advisory | MTR | 30 hr |
| Jun 14, 1:17 PM PDT | Heat Advisory | MTR | 4 days |
| Jul 8, 8:47 AM PDT | Heat Advisory | MTR | 3 days |
| Sep 5, 6:34 AM PDT | Dense Fog Advisory | MTR | 3 hr |
| Sep 8, 11:04 AM PDT | Fire Weather Watch | MTR | 22 hr |
| Sep 9, 9:30 AM PDT | Red Flag Warning | MTR | 23 hr |
| Sep 27, 11:31 AM PDT | Beach Hazards Statement | MTR | 35 hr |
| Oct 9, 1:50 PM PDT | Wind Advisory | MTR | 54 hr |
| Oct 19, 1:39 PM PDT | Wind Advisory | MTR | 14 hr |
| Oct 22, 10:48 AM PDT | Flash Flood Watch | MTR | 65 hr |
| Oct 22, 12:56 PM PDT | High Surf Advisory | MTR | 10 hr |
| Oct 22, 1:38 PM PDT | Wind Advisory | MTR | 57 hr |
| Oct 22, 2:18 PM PDT | High Surf Warning | MTR | 4 days |
| Oct 24, 5:28 AM PDT | Areal Flood Advisory | MTR | 18 hr |
| Oct 24, 1:58 PM PDT | Areal Flood Advisory | MTR | 9 hr |
| Oct 24, 3:00 PM PDT | Areal Flood Warning | MTR | 3 hr |
| Oct 24, 3:55 PM PDT | Areal Flood Advisory | MTR | 7 hr |
| Oct 26, 10:41 AM PDT | High Surf Advisory | MTR | 9 hr |
| Oct 28, 8:37 AM PDT | Beach Hazards Statement | MTR | 9 hr |
| Nov 7, 1:24 PM PST | Wind Advisory | MTR | 38 hr |
| Nov 12, 7:37 AM PST | Dense Fog Advisory | MTR | 2 hr |
| Nov 12, 11:02 PM PST | Dense Fog Advisory | MTR | 13 hr |
| Nov 13, 9:35 PM PST | Dense Fog Advisory | MTR | 13 hr |
| Nov 15, 11:53 PM PST | Dense Fog Advisory | MTR | 11 hr |
| Nov 23, 1:46 PM PST | Frost Advisory | MTR | 19 hr |
| Nov 24, 2:49 PM PST | Frost Advisory | MTR | 18 hr |
| Nov 26, 9:48 AM PST | Beach Hazards Statement | MTR | 8 hr |
| Dec 2, 12:37 PM PST | Coastal Flood Advisory | MTR | 3 days |
| Dec 5, 7:06 AM PST | Dense Fog Advisory | MTR | 3 hr |
| Dec 6, 12:18 AM PST | Dense Fog Advisory | MTR | 10 hr |
| Dec 10, 1:42 PM PST | Freeze Warning | MTR | 18 hr |
| Dec 11, 1:12 PM PST | High Surf Advisory | MTR | 4 days |
| Dec 13, 12:00 PM PST | Flood Watch | MTR | 13 hr |
| Dec 15, 7:14 PM PST | Wind Advisory | MTR | 8 hr |
| Dec 15, 9:21 PM PST | Areal Flood Advisory | MTR | 3 hr |
| Dec 15, 10:43 PM PST | Areal Flood Advisory | MTR | 2 hr |
| Dec 23, 7:00 AM PST | Areal Flood Advisory | MTR | 6 hr |
| Dec 23, 8:12 AM PST | Areal Flood Advisory | MTR | 2 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Watch | 2 |
| Flood Watch | 1 |
| Areal Flood Advisory | 8 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 4 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 12 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
| Coast and beach | |
| High Surf Warning | 2 |
| Coastal Flood Advisory | 3 |
| High Surf Advisory | 9 |
| Beach Hazards Statement | 7 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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. Rebuilt daily.