Weather alerts in Indiana, 2009
1,867 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
- 1,867
- Warnings
- 993
- Watches
- 166
- Advisories
- 436
- Busiest month
- June326 alerts
- Busiest day
- August 4, 2009118 alerts
Over time
By month
The alerts
1,867 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.
- Knox County216
- Parke County167
- Gibson County164
- Daviess County163
- Vermillion County156
- Greene County153
- Washington County146
- Jackson County146
- Sullivan County146
- Lawrence County145
- Vigo County143
- Harrison County142
- Lake County140
- Pike County139
- Warrick County138
- Floyd County138
- Clark County137
- Porter County137
- Owen County136
- Vanderburgh County135
- Posey County134
- Spencer County134
- Fountain County134
- Elkhart County133
- Allen County131
- Crawford County127
- Marion County127
- Morgan County127
- Warren County126
- Tippecanoe County124
- Putnam County121
- Wabash County120
- Perry County120
- Clay County120
- Wells County119
- Starke County118
- Dubois County118
- Hamilton County117
- Madison County116
- Miami County115
52 more counties
- Martin County115
- Scott County114
- Hendricks County114
- Clinton County112
- Montgomery County112
- Orange County111
- Adams County110
- Huntington County110
- Marshall County110
- Noble County110
- Monroe County110
- Jasper County109
- Hancock County108
- Shelby County108
- Ripley County108
- Carroll County107
- Tipton County106
- Switzerland County106
- Jennings County106
- Delaware County105
- Jefferson County105
- Cass County105
- LaGrange County104
- Whitley County104
- Dearborn County104
- Johnson County104
- Franklin County103
- Ohio County103
- Newton County103
- Fulton County102
- Henry County102
- Wayne County101
- Bartholomew County101
- Brown County101
- Union County100
- Howard County99
- Boone County99
- Benton County99
- Grant County99
- DeKalb County98
- Blackford County98
- Decatur County97
- Rush County97
- Fayette County97
- Jay County97
- White County97
- Pulaski County95
- Randolph County93
- Steuben County92
- Kosciusko County72
- Saint Joseph County71
- LaPorte County62
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.