Severe Thunderstorm Warning for Whiteside, IL
Official alert fields
What you need to know
- Applies to
- Whiteside
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Observed
What is happening
At 413 PM CDT, a severe thunderstorm was located over Penrose, or near Sterling, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Penrose.
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 sturdy building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning.
Lifecycle record
Official revisions
- Update
Severe Thunderstorm Warning issued August 21 at 4:13PM CDT until August 21 at 4:30PM CDT by NWS Quad Cities IA IL
Official revision - Update
Severe Thunderstorm Warning issued August 21 at 4:07PM CDT until August 21 at 4:30PM CDT by NWS Quad Cities IA IL
Official revision - Alert
Severe Thunderstorm Warning issued August 21 at 3:52PM CDT until August 21 at 4:30PM CDT by NWS Quad Cities IA IL
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Quad Cities IA 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