Weather alerts in Minnesota, 2009
1,454 weather alerts in 2009, 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 2009. Tap one for its archive.
- Alerts
- 1,454
- Warnings
- 455
- Watches
- 120
- Advisories
- 373
- Busiest month
- July304 alerts
- Busiest day
- July 14, 200954 alerts
Over time
By month
The alerts
1,454 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.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Polk County132
- Saint Louis County122
- Clay County117
- Marshall County116
- Jackson County112
- Wilkin County111
- Faribault County110
- Nobles County109
- Freeborn County109
- Carlton County108
- Norman County105
- Murray County101
- Brown County101
- Kittson County100
- Martin County99
- Cottonwood County98
- Otter Tail County97
- Lincoln County95
- Pipestone County95
- Watonwan County95
- Becker County94
- Blue Earth County94
- Steele County94
- Fillmore County94
- Redwood County93
- Grant County92
- Lac qui Parle County92
- Waseca County92
- Yellow Medicine County92
- Mower County92
- Lake County91
- Rock County91
- Traverse County90
- Olmsted County89
- Stearns County88
- Swift County88
- Nicollet County87
- Aitkin County86
- Crow Wing County86
- Lyon County86
47 more counties
- Chippewa County86
- Dodge County86
- Big Stone County85
- Kandiyohi County85
- Cook County84
- Itasca County83
- Pennington County83
- Red Lake County83
- Todd County83
- Koochiching County82
- Pine County82
- Rice County82
- Douglas County81
- Le Sueur County81
- Morrison County80
- Pope County80
- Meeker County80
- Wright County80
- Sibley County80
- Washington County79
- Goodhue County79
- Renville County79
- Benton County78
- Dakota County78
- Winona County78
- Cass County77
- Houston County77
- Wabasha County77
- Stevens County75
- Hennepin County75
- Carver County75
- Beltrami County74
- Mahnomen County74
- Sherburne County73
- McLeod County73
- Scott County73
- Wadena County72
- Roseau County71
- Ramsey County71
- Anoka County69
- Clearwater County67
- Hubbard County66
- Kanabec County61
- Mille Lacs County59
- Lake of the Woods County58
- Isanti County58
- Chisago County54
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.