Alert archive / California / Napa County
Weather alerts in Napa County, California, 2022
71 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Napa County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 71
- Warnings
- 11
- Watches
- 9
- Advisories
- 43
- Busiest month
- December19 alerts
- Busiest day
- May 10, 20224 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 |
|---|---|---|---|
| Dec 31, 4:16 PM PST | Freeze Warning | MTR | 17 hr |
| Jan 1, 1:00 PM PST | Freeze Warning | MTR | 20 hr |
| Jan 3, 1:57 PM PST | Coastal Flood Advisory | MTR | 24 hr |
| Jan 8, 1:15 AM PST | Dense Fog Advisory | MTR | 8 hr |
| Jan 14, 4:46 AM PST | Dense Fog Advisory | MTR | 5 hr |
| Jan 15, 4:53 AM PST | Tsunami Advisory | AAQ | 20 hr |
| Jan 19, 5:00 AM PST | Dense Fog Advisory | MTR | 6 hr |
| Jan 20, 3:06 AM PST | Dense Fog Advisory | MTR | 8 hr |
| Jan 20, 1:39 PM PST | Wind Advisory | MTR | 41 hr |
| Jan 26, 4:18 AM PST | Dense Fog Advisory | MTR | 6 hr |
| Jan 31, 3:10 AM PST | High Wind Watch | MTR | 11 hr |
| Jan 31, 2:31 PM PST | Wind Advisory | MTR | 54 hr |
| Feb 21, 2:50 AM PST | Freeze Watch | MTR | 24 hr |
| Feb 22, 2:38 AM PST | Freeze Warning | MTR | 3 days |
| Mar 2, 3:48 AM PST | Dense Fog Advisory | MTR | 6 hr |
| Mar 10, 1:59 AM PST | Frost Advisory | MTR | 31 hr |
| Mar 27, 2:45 AM PDT | Wind Advisory | MTR | 26 hr |
| Apr 8, 4:13 AM PDT | Wind Advisory | MTR | 53 hr |
| Apr 11, 5:25 PM PDT | Wind Advisory | MTR | 4 hr |
| Apr 27, 2:46 AM PDT | Wind Advisory | MTR | 32 hr |
| May 10, 3:00 PM PDT | Special Weather Statement | MTR | 30 min |
| May 10, 3:09 PM PDT | Special Weather Statement | MTR | 36 min |
| May 10, 3:56 PM PDT | Special Weather Statement | MTR | 34 min |
| May 10, 3:57 PM PDT | Special Weather Statement | MTR | 33 min |
| May 10, 5:05 PM PDT | Special Weather Statement | MTR | 25 min |
| May 10, 5:28 PM PDT | Special Weather Statement | MTR | 32 min |
| May 10, 5:52 PM PDT | Special Weather Statement | MTR | 23 min |
| May 10, 6:15 PM PDT | Special Weather Statement | MTR | 30 min |
| May 19, 2:13 AM PDT | Wind Advisory | MTR | 36 hr |
| Jun 7, 1:45 PM PDT | Excessive Heat Watch | MTR | 23 hr |
| Jun 8, 1:00 PM PDT | Heat Advisory | MTR | 57 hr |
| Jun 20, 10:04 AM PDT | Heat Advisory | MTR | 36 hr |
| Jul 10, 12:57 PM PDT | Coastal Flood Advisory | MTR | 11 hr |
| Jul 10, 11:53 PM PDT | Coastal Flood Advisory | MTR | 24 hr |
| Jul 11, 1:13 PM PDT | Coastal Flood Advisory | MTR | 36 hr |
| Jul 12, 4:10 PM PDT | Coastal Flood Advisory | MTR | 34 hr |
| Jul 13, 1:49 PM PDT | Coastal Flood Advisory | MTR | 37 hr |
| Jul 15, 2:46 AM PDT | Coastal Flood Advisory | MTR | 25 hr |
| Aug 14, 1:22 PM PDT | Excessive Heat Watch | MTR | 21 hr |
| Aug 15, 10:06 AM PDT | Heat Advisory | MTR | 34 hr |
| Aug 29, 1:00 PM PDT | Excessive Heat Watch | MTR | 3 days |
| Aug 31, 2:05 AM PDT | Excessive Heat Warning | MTR | 9 days |
| Oct 8, 6:45 AM PDT | Dense Fog Advisory | MTR | 3 hr |
| Oct 23, 10:12 AM PDT | Frost Advisory | MTR | 23 hr |
| Oct 30, 6:46 AM PDT | Dense Fog Advisory | MTR | 2 hr |
| Oct 30, 9:09 AM PDT | Dense Fog Advisory | MTR | 51 min |
| Oct 31, 3:47 AM PDT | Dense Fog Advisory | MTR | 6 hr |
| Nov 2, 2:13 PM PDT | Frost Advisory | MTR | 19 hr |
| Nov 9, 4:08 AM PST | Frost Advisory | MTR | 29 hr |
| Nov 10, 2:27 AM PST | Frost Advisory | MTR | 31 hr |
| Nov 13, 4:11 PM PST | Frost Advisory | MTR | 17 hr |
| Nov 30, 1:16 PM PST | Freeze Watch | MTR | 13 hr |
| Nov 30, 6:33 PM PST | Freeze Warning | MTR | 38 hr |
| Dec 2, 3:28 AM PST | Freeze Warning | MTR | 26 hr |
| Dec 6, 10:37 AM PST | Freeze Warning | MTR | 21 hr |
| Dec 8, 11:50 AM PST | Wind Advisory | MTR | 54 hr |
| Dec 10, 7:41 AM PST | Areal Flood Advisory | MTR | 5 hr |
| Dec 11, 12:41 PM PST | Freeze Watch | MTR | 13 hr |
| Dec 12, 1:49 AM PST | Freeze Warning | MTR | 31 hr |
| Dec 13, 1:12 AM PST | Freeze Warning | MTR | 32 hr |
| Dec 14, 12:49 AM PST | Freeze Warning | MTR | 32 hr |
| Dec 14, 11:32 PM PST | Freeze Warning | MTR | 33 hr |
| Dec 18, 1:32 PM PST | Dense Fog Advisory | MTR | 19 hr |
| Dec 21, 1:31 PM PST | Coastal Flood Advisory | MTR | 4 days |
| Dec 25, 2:42 AM PST | Dense Fog Advisory | MTR | 7 hr |
| Dec 25, 1:37 PM PST | Flood Watch | MTR | 49 hr |
| Dec 25, 2:10 PM PST | Wind Advisory | MTR | 43 hr |
| Dec 27, 2:52 AM PST | Areal Flood Advisory | MTR | 10 hr |
| Dec 28, 2:00 PM PST | Flood Watch | MTR | 3 days |
| Dec 30, 12:53 PM PST | Wind Advisory | MTR | 28 hr |
| Dec 31, 4:17 AM PST | Areal Flood Advisory | MTR | 6 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Special Weather Statement | 8 |
| Flooding | |
| Flood Watch | 2 |
| Areal Flood Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 3 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 10 |
| Freeze Watch | 3 |
| Frost Advisory | 6 |
| Wind and dust | |
| High Wind Watch | 1 |
| Wind Advisory | 10 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
| Coast and beach | |
| Coastal Flood Advisory | 8 |
| Tsunami Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20212023
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.