Alert archive / Illinois / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 92, NWS Quad Cities, IA

April 20, 2023Bureau County, Putnam County, Illinois

NWS Quad Cities, IA issued this severe thunderstorm warning at Apr 20, 2023, 4:36 PM CDT for Bureau County, Putnam County, Illinois. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 20, 2023, 4:36 PM CDT (21:36 UTC)
Expired: Apr 20, 2023, 5:15 PM CDT
In force: 39 min
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.75 in
Wind: 60.0 mph

Counties Bureau County, IL, Putnam County, IL

The radar

The Quad Cities radar (KDVN), 104 km from the middle of the area, began a volume at 21:38 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 20, 2:06 PM CDT	Tornado Watch	SPC	6 hr

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 19, 6:08 PM CDT, 22 hours 28 minutes earlier.

Area forecast discussion, Apr 19, 6:08 PM CDT, 22 hours 28 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 20, 12:04 AM CDT	Special Weather Statement	DVN	Benton, Iowa	41 min
Apr 20, 12:45 AM CDT	Special Weather Statement	DVN	Benton, Buchanan, Iowa, Johnson, Linn	45 min
Apr 20, 1:12 AM CDT	Special Weather Statement	DVN	Johnson, Keokuk	48 min
Apr 20, 1:28 AM CDT	Special Weather Statement	DVN	Linn	47 min
Apr 20, 1:57 AM CDT	Special Weather Statement	DVN	Cedar, Johnson	48 min
Apr 20, 2:17 AM CDT	Special Weather Statement	DVN	Cedar, Jones	43 min
Apr 20, 2:32 AM CDT	Severe Thunderstorm Warning	DVN	Clinton, Scott	28 min
Apr 20, 8:24 AM CDT	Special Weather Statement	DVN	Des Moines, Henry, Louisa	36 min
Apr 20, 1:45 PM CDT	Special Weather Statement	DVN	Henry	30 min
Apr 20, 1:54 PM CDT	Special Weather Statement	DVN	Lee	51 min
Apr 20, 1:57 PM CDT	Severe Thunderstorm Warning	DVN	Des Moines, Henry, Lee	48 min
Apr 20, 2:17 PM CDT	Tornado Warning	DVN	Lee	43 min
Apr 20, 3:10 PM CDT	Severe Thunderstorm Warning	DVN	Clinton	35 min
Apr 20, 3:05 AM CDT	Special Weather Statement	DVN	Jo Daviess	25 min
Apr 20, 3:32 AM CDT	Special Weather Statement	DVN	Stephenson	28 min
Apr 20, 7:47 AM CDT	Special Weather Statement	DVN	Hancock	43 min
Apr 20, 8:46 AM CDT	Special Weather Statement	DVN	Hancock, Henderson	44 min
Apr 20, 9:05 AM CDT	Special Weather Statement	DVN	Henderson, Mercer, Rock Island, Warren	40 min
Apr 20, 9:09 AM CDT	Special Weather Statement	DVN	McDonough, Warren	36 min
Apr 20, 9:34 AM CDT	Special Weather Statement	DVN	Henry, Rock Island	41 min
Apr 20, 2:15 PM CDT	Severe Thunderstorm Warning	DVN	Hancock, McDonough	60 min
Apr 20, 2:51 PM CDT	Severe Thunderstorm Warning	DVN	Mercer	24 min
Apr 20, 3:05 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer, Rock Island	40 min
Apr 20, 3:05 PM CDT	Severe Thunderstorm Warning	DVN	Henderson, Warren	40 min
Apr 20, 3:10 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	McDonough	35 min
Apr 20, 3:14 PM CDT	Tornado Warning	DVN	McDonough	20 min
Apr 20, 3:21 PM CDT	Tornado Warning	DVN	Henry, Mercer	39 min
Apr 20, 3:25 PM CDT	Severe Thunderstorm Warning	DVN	Henry, Mercer, Warren	50 min
Apr 20, 3:33 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Stephenson, Whiteside	42 min
Apr 20, 3:46 PM CDT	Severe Thunderstorm Warning Considerable damage threat	DVN	Bureau, Henry, Whiteside	29 min
Apr 20, 3:53 PM CDT	Severe Thunderstorm Warning	DVN	Whiteside	34 min
Apr 20, 3:56 PM CDT	Tornado Warning	DVN	Carroll, Whiteside	22 min
Apr 20, 4:05 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Henry	40 min
Apr 20, 4:19 PM CDT	Tornado Warning	DVN	Bureau, Henry	26 min
Apr 20, 4:29 PM CDT	Tornado Warning Tornado observed	DVN	Bureau	15 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2023 Every severe thunderstorm warning in 2023

Sources

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