Weather alerts in the United States, January 2012

5,520 weather alerts in January 2012, 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: 5,520
Warnings: 2,037
Watches: 455
Advisories: 2,252
Busiest day: January 23, 2012511 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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	403
Tornado Warning	166
Severe Thunderstorm Watch	3
Tornado Watch	16
Mesoscale Discussion	82
Special Weather Statement	684
Flooding
Areal Flood Warning	32
Flash Flood Warning	48
River Flood Warning	218
Flash Flood Watch	10
Flood Watch	20
River Flood Watch	8
Areal Flood Advisory	163
River Flood Advisory	33
Winter
Blizzard Warning	31
Ice Storm Warning	5
Lake Effect Snow Warning	16
Winter Storm Warning	125
Blizzard Watch	14
Lake Effect Snow Watch	10
Winter Storm Watch	86
Freezing Rain Advisory	39
Lake Effect Snow Advisory	30
Winter Weather Advisory	367
Cold
Extreme Cold Warning	7
Freeze Warning	39
Hard Freeze Warning	20
Wind Chill Warning	13
Extreme Cold Watch	2
Freeze Watch	20
Hard Freeze Watch	9
Wind Chill Watch	2
Frost Advisory	8
Wind Chill Advisory	79
Wind and dust
Dust Storm Warning	2
High Wind Warning	118
High Wind Watch	77
Blowing Dust Advisory	4
Lake Wind Advisory	50
Wind Advisory	303
Fire
Red Flag Warning	101
Fire Weather Watch	70
Fog and smoke
Air Stagnation Advisory	4
Dense Fog Advisory	170
Dense Smoke Advisory	7
Freezing Fog Advisory	4
Coast and beach
Coastal Flood Warning	3
High Surf Warning	9
Lakeshore Flood Warning	2
Coastal Flood Watch	4
Coastal Flood Advisory	18
High Surf Advisory	45
Lakeshore Flood Advisory	1
Coastal Flood Statement	6
Rip Current Statement	3
Marine
Gale Warning	397
Hazardous Seas Warning	11
Heavy Freezing Spray Warning	80
Hurricane Force Wind Warning	5
Special Marine Warning	112
Storm Warning	74
Gale Watch	91
Hazardous Seas Watch	4
Heavy Freezing Spray Watch	2
Storm Watch	7
Brisk Wind Advisory	59
Heavy Freezing Spray Advisory	1
Low Water Advisory	15
Marine Dense Fog Advisory	72
Small Craft Advisory	638
Small Craft Advisory for Hazardous Seas	54
Small Craft Advisory for Rough Bar	33
Small Craft Advisory for Winds	55
Marine Weather Statement	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

Nearby

Alerts in force now The tornado archive The radar archive 2011 2013

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.