Alert archive / Illinois / Winter Storm Watches / 2009
Winter Storm Watches in Illinois, March 2009
4 winter storm watches in March 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of winter storm watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in March 2009. Tap one for its archive.
- Winter Storm Watches
- 4
- Busiest day
- March 27, 20093 winter storm watches
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 3:34 PM CDT | Winter Storm Watch | LSX | Adams, Bond, Brown, Calhoun, Greene, Jersey and 6 more | 36 hr |
| Mar 27, 11:32 AM CDT | Winter Storm Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 16 hr |
| Mar 27, 12:58 PM CDT | Winter Storm Watch | LOT | Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more | 19 hr |
| Mar 27, 2:21 PM CDT | Winter Storm Watch | ILX | Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more | 13 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County1
- Bond County1
- Brown County1
- Calhoun County1
- Greene County1
- Jersey County1
- Macoupin County1
- Madison County1
- Monroe County1
- Montgomery County1
- Pike County1
- Saint Clair County1
- Bureau County1
- Carroll County1
- Hancock County1
- Henderson County1
- Henry County1
- Jo Daviess County1
- McDonough County1
- Mercer County1
- Putnam County1
- Rock Island County1
- Stephenson County1
- Warren County1
- Whiteside County1
- Boone County1
- DeKalb County1
- Grundy County1
- Kane County1
- Kendall County1
- LaSalle County1
- Lee County1
- Livingston County1
- McHenry County1
- Ogle County1
- Winnebago County1
- Cass County1
- Christian County1
- DeWitt County1
- Fulton County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.