Weather alerts in Alaska, 2020
5,002 weather alerts in 2020, 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 2020. Tap one for its archive.
- Alerts
- 5,002
- Warnings
- 2,204
- Watches
- 127
- Advisories
- 2,671
- Busiest month
- November681 alerts
- Busiest day
- November 4, 202038 alerts
Over time
By month
The alerts
5,002 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 2 |
| Flooding | |
| Areal Flood Warning | 20 |
| Flash Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Flood Watch | 17 |
| Areal Flood Advisory | 50 |
| Winter | |
| Blizzard Warning | 51 |
| Winter Storm Warning | 77 |
| Winter Storm Watch | 66 |
| Winter Weather Advisory | 239 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 11 |
| Freeze Watch | 1 |
| Frost Advisory | 13 |
| Wind Chill Advisory | 72 |
| Wind and dust | |
| High Wind Warning | 65 |
| High Wind Watch | 35 |
| Wind Advisory | 39 |
| Fire | |
| Red Flag Warning | 17 |
| Fire Weather Watch | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 54 |
| Coast and beach | |
| Coastal Flood Warning | 2 |
| Tsunami Warning | 2 |
| Coastal Flood Watch | 4 |
| Coastal Flood Advisory | 6 |
| High Surf Advisory | 7 |
| Tsunami Advisory | 2 |
| Marine | |
| Gale Warning | 1,337 |
| Heavy Freezing Spray Warning | 290 |
| Hurricane Force Wind Warning | 19 |
| Special Marine Warning | 4 |
| Storm Warning | 305 |
| Brisk Wind Advisory | 298 |
| Small Craft Advisory | 1,891 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.