Weather alerts in the United States, 2019

135,813 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. Each alert counts once, however many counties it covered.

Weather alerts by state

Each state shaded by its count. Tap a state for its own archive.

Alerts: 135,813
Warnings: 48,333
Watches: 4,585
Advisories: 26,486
Busiest month: June21,785 alerts
Busiest day: June 23, 20191,093 alerts

Over time

By month

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	21,101
Tornado Warning	3,061
Severe Thunderstorm Watch	499
Tornado Watch	188
Mesoscale Discussion	2,238
Special Weather Statement	52,860
Flooding
Areal Flood Warning	2,435
Flash Flood Warning	3,695
River Flood Warning	6,748
Flash Flood Watch	725
Flood Watch	291
River Flood Watch	310
Areal Flood Advisory	9,020
River Flood Advisory	965
Hydrologic Statement	1
Winter
Blizzard Warning	139
Ice Storm Warning	36
Lake Effect Snow Warning	3
Snow Squall Warning	241
Winter Storm Warning	851
Winter Storm Watch	736
Winter Weather Advisory	2,693
Heat
Excessive Heat Warning	137
Excessive Heat Watch	78
Heat Advisory	628
Cold
Extreme Cold Warning	1
Freeze Warning	452
Hard Freeze Warning	42
Wind Chill Warning	119
Freeze Watch	209
Hard Freeze Watch	17
Wind Chill Watch	31
Frost Advisory	413
Wind Chill Advisory	501
Wind and dust
Blowing Dust Warning	2
Dust Storm Warning	41
High Wind Warning	548
High Wind Watch	347
Blowing Dust Advisory	19
Dust Storm Advisory	65
Lake Wind Advisory	246
Wind Advisory	1,686
Fire
Red Flag Warning	525
Fire Weather Watch	327
Fog and smoke
Air Stagnation Advisory	17
Dense Fog Advisory	1,711
Dense Smoke Advisory	18
Freezing Fog Advisory	80
Tropical
Hurricane Warning	10
Storm Surge Warning	11
Tropical Storm Warning	30
Typhoon Warning	2
Hurricane Watch	10
Storm Surge Watch	11
Tropical Storm Watch	25
Typhoon Watch	2
Hurricane Local Statement	1
Coast and beach
Coastal Flood Warning	64
High Surf Warning	39
Lakeshore Flood Warning	84
Coastal Flood Watch	54
Lakeshore Flood Watch	37
Coastal Flood Advisory	685
High Surf Advisory	271
Lakeshore Flood Advisory	164
Beach Hazards Statement	469
Coastal Flood Statement	303
Lakeshore Flood Statement	15
Rip Current Statement	522
Marine
Gale Warning	2,197
Hazardous Seas Warning	90
Heavy Freezing Spray Warning	235
Hurricane Force Wind Warning	15
Special Marine Warning	5,070
Storm Warning	309
Gale Watch	609
Hazardous Seas Watch	36
Heavy Freezing Spray Watch	4
Storm Watch	39
Brisk Wind Advisory	246
Heavy Freezing Spray Advisory	40
Low Water Advisory	49
Marine Dense Fog Advisory	481
Small Craft Advisory	6,029
Small Craft Advisory for Hazardous Seas	170
Small Craft Advisory for Rough Bar	156
Small Craft Advisory for Winds	132
Other
IJ Advisory	1

By state

Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.

14 more states

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now The tornado archive The radar archive 2018 2020

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.