Alert archive / California / Napa County
Weather alerts in Napa County, California, 2015
39 weather alerts in 2015, 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 2015. Tap one for its archive.
- Alerts
- 39
- Warnings
- 9
- Watches
- 3
- Advisories
- 23
- Busiest month
- January8 alerts
- Busiest day
- December 24, 20153 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, 1:41 PM PST | Freeze Warning | MTR | 19 hr |
| Jan 2, 10:42 AM PST | Freeze Warning | MTR | 22 hr |
| Jan 11, 6:14 AM PST | Dense Fog Advisory | MTR | 5 hr |
| Jan 12, 2:13 AM PST | Dense Fog Advisory | MTR | 8 hr |
| Jan 18, 5:00 PM PST | Coastal Flood Statement | MTR | 69 hr |
| Jan 21, 7:20 AM PST | Dense Fog Advisory | MTR | 3 hr |
| Jan 29, 8:06 AM PST | Dense Fog Advisory | MTR | 3 hr |
| Jan 30, 7:46 AM PST | Dense Fog Advisory | MTR | 3 hr |
| Feb 4, 2:59 AM PST | Flash Flood Watch | MTR | 59 hr |
| Feb 4, 1:21 PM PST | Wind Advisory | MTR | 61 hr |
| Feb 7, 2:15 PM PST | Wind Advisory | MTR | 32 hr |
| Feb 8, 10:08 PM PST | Wind Advisory | MTR | 6 hr |
| Feb 17, 6:37 AM PST | Coastal Flood Statement | MTR | 62 hr |
| Mar 10, 3:30 AM PDT | Dense Fog Advisory | MTR | 7 hr |
| Apr 2, 1:55 PM PDT | Frost Advisory | MTR | 15 hr |
| Apr 23, 2:32 PM PDT | Special Weather Statement | STO | 43 min |
| Jun 7, 2:36 AM PDT | Heat Advisory | MTR | 41 hr |
| Jun 30, 9:02 AM PDT | Heat Advisory | MTR | 36 hr |
| Aug 6, 9:50 AM PDT | Red Flag Warning | MTR | 19 hr |
| Aug 15, 7:20 PM PDT | Heat Advisory | MTR | 26 hr |
| Sep 8, 2:27 AM PDT | Heat Advisory | MTR | 17 hr |
| Sep 8, 2:27 AM PDT | Heat Advisory | MTR | 41 hr |
| Sep 9, 2:33 AM PDT | Heat Advisory | MTR | 40 hr |
| Sep 20, 2:43 AM PDT | Heat Advisory | MTR | 17 hr |
| Sep 21, 3:13 AM PDT | Heat Advisory | MTR | 17 hr |
| Oct 10, 6:10 AM PDT | Dense Fog Advisory | MTR | 3 hr |
| Nov 4, 1:27 PM PST | Frost Advisory | MTR | 19 hr |
| Nov 10, 2:36 AM PST | Frost Advisory | MTR | 30 hr |
| Nov 11, 2:22 PM PST | Frost Advisory | MTR | 19 hr |
| Nov 26, 2:33 AM PST | Freeze Warning | MTR | 30 hr |
| Nov 26, 2:33 AM PST | Freeze Warning | MTR | 54 hr |
| Nov 28, 1:03 PM PST | Freeze Warning | MTR | 20 hr |
| Nov 29, 1:23 PM PST | Freeze Warning | MTR | 20 hr |
| Dec 9, 1:15 PM PST | Coastal Flood Advisory | MTR | 47 hr |
| Dec 24, 2:53 AM PST | Freeze Watch | MTR | 24 hr |
| Dec 24, 2:53 AM PST | Freeze Watch | MTR | 48 hr |
| Dec 24, 12:18 PM PST | Special Weather Statement | MTR | 42 min |
| Dec 25, 2:55 AM PST | Freeze Warning | MTR | 30 hr |
| Dec 26, 3:09 AM PST | Freeze Warning | MTR | 30 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 | 2 |
| Flooding | |
| Flash Flood Watch | 1 |
| Heat | |
| Heat Advisory | 8 |
| Cold | |
| Freeze Warning | 8 |
| Freeze Watch | 2 |
| Frost Advisory | 4 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| Coastal Flood Statement | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20142016
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.