Illinois storm reports for April 18, 2011

Name: NOAA storm reports, Illinois, April 18, 2011
Creator: NOAA/NWS Storm Prediction Center

NOAA recorded 6 hail reports in Illinois on April 18, 2011.

in Illinois; 6
Storm reports: About 24 miles from St. Louis, MO; 2.0 in
Largest hail: 0
Tornado reports

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports.

Source: NOAA/NWS Storm Prediction Center

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports.

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on April 18, 2011 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report.

Reports by hour

Hail6, most at 5 AM

Reports per hour, Central time. Each row has its own scale.

Every report

Source: NOAA/NWS Storm Prediction Center.

Time	Size	Where
5:15 AM	1.75 in	Near 39.46, -90.70, IL
5:15 AM	1.0 in	Near 39.75, -90.53, IL
5:23 AM	1.5 in	Near 39.73, -90.23, IL
5:43 AM	1.0 in	Near 39.55, -90.48, IL
6:40 AM	2.0 in	About 24 miles from St. Louis, MO
6:48 AM	1.75 in	About 7 miles from St. Louis, MO

Reports are what observers recorded near a location, not a complete record of every storm. They don’t describe conditions at any building.