Severe Thunderstorm Warning for De Kalb, IL; Lee, IL
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Observed
What is happening
At 908 AM CDT, severe thunderstorms were located along a line extending from Stweard to Paw Paw, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Sandwich, Shabbona, Hinckley, Somonauk, Waterman, Paw Paw,...
What the bulletin says to do
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Full official description
Bulletin details
At 908 AM CDT, severe thunderstorms were located along a line extending from Stweard to Paw Paw, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Sandwich, Shabbona, Hinckley, Somonauk, Waterman, Paw Paw, and Lee.
Lifecycle record
Official revisions
- Update
Severe Thunderstorm Warning issued August 12 at 9:09AM CDT until August 12 at 9:45AM CDT by NWS Chicago IL
Official revision - Update
Severe Thunderstorm Warning issued August 12 at 8:58AM CDT until August 12 at 9:45AM CDT by NWS Chicago IL
Official revision - Update
Severe Thunderstorm Warning issued August 12 at 8:45AM CDT until August 12 at 9:45AM CDT by NWS Chicago IL
Official revision - Alert
Severe Thunderstorm Warning issued August 12 at 8:31AM CDT until August 12 at 9:45AM CDT by NWS Chicago IL
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected