Alert archive / Illinois / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 8, NWS Quad Cities, IA

April 10, 1999Bureau County, Illinois

NWS Quad Cities, IA issued this severe thunderstorm warning at Apr 10, 1999, 2:48 PM CDT for Bureau County, Illinois. It was in force for 32 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 10, 1999, 2:48 PM CDT (19:48 UTC)
Expired: Apr 10, 1999, 3:20 PM CDT
In force: 32 min
Issued by: NWS Quad Cities, IA
Area: Whole counties

County Bureau County, IL

The radar

The Quad Cities radar (KDVN), 91 km from the middle of the area, began a volume at 19:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where
Apr 10, 2:51 PM CDT	Hail 1	Wyanet, IL
Apr 10, 2:55 PM CDT	Hail 1	Walnut, IL
Apr 10, 2:55 PM CDT	Hail 0.75	Princeton, IL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 9, 2:50 PM CDT, 23 hours 58 minutes earlier.

Area forecast discussion, Apr 9, 2:50 PM CDT, 23 hours 58 minutes before

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The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 10, 3:09 PM CDT	Severe Thunderstorm Warning	DVN	Putnam	31 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1999 Every severe thunderstorm warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.