Alert archive / Iowa / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 134, NWS Quad Cities, IA

September 9, 2019Buchanan County, Iowa

NWS Quad Cities, IA issued this severe thunderstorm warning at Sep 9, 2019, 7:21 PM CDT for Buchanan County, Iowa. It was in force for 54 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
Sep 9, 2019, 7:21 PM CDT (00:21 UTC)
Expired
Sep 9, 2019, 8:15 PM CDT
In force
54 min
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Buchanan County, IA

The radar

The Quad Cities radar (KDVN), 141 km from the middle of the area, began a volume at 00:23 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.

IssuedProductOfficeLasted
Sep 9, 3:32 PM CDTTornado WatchSPC6 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 Sep 9, 5:59 PM CDT, 1 hour 22 minutes earlier.

Area forecast discussion, Sep 9, 5:59 PM CDT, 1 hour 22 minutes before
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Hazardous weather outlook, Sep 9, 3:11 PM CDT, 4 hours 10 minutes before
Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
311 PM CDT Mon Sep 9 2019

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-100900-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
311 PM CDT Mon Sep 9 2019

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...THIS AFTERNOON AND TONIGHT

This afternoon and evening, the severe threat increases and the
Storm Prediction Center has a slight risk for severe storms north of
a Galena, Illinois to Belle Plaine, Iowa line. A marginal risk
extends as far south as a Freeport to Sigourney line. The main risks
will be large hail, damaging winds, and isolated tornadoes,
especially in the slight risk area.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Thunderstorms are possible Tuesday night, mainly north of
Interstate 80. The main threat from these storms will be heavy
rainfall and strong gusty winds.

Wednesday, scattered thunderstorms are possible in the afternoon
and evening hours, especially along the highway 20 corridor in
eastern Iowa and far northwest Illinois, where the Storm
Prediction Center has a Marginal Risk for severe storms. The main
severe weather threat would be damaging winds and large hail.

Thunderstorms are possible along and ahead of a cold front
Thursday afternoon and evening. It is too soon to determine the
threat for severe weather.

.SPOTTER INFORMATION STATEMENT...

Spotter activation and amateur radio networks may be needed
especially this afternoon and evening.

Haase/Sheets

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 8:42 PM CDTSpecial Weather StatementDVNBuchanan63 min
Sep 9, 8:57 PM CDTSevere Thunderstorm WarningDVNBenton, Buchanan48 min
Sep 9, 9:30 PM CDTSevere Thunderstorm WarningDVNBuchanan, Delaware30 min
Sep 9, 9:38 PM CDTTornado WarningDVNBenton, Buchanan15 min
Sep 9, 10:02 PM CDTSpecial Weather StatementDVNDelaware28 min
Sep 9, 10:39 PM CDTSpecial Weather StatementDVNDelaware66 min
Sep 9, 11:10 PM CDTSpecial Weather StatementDVNCedar, Johnson35 min
Sep 9, 11:33 PM CDTSpecial Weather StatementDVNJones57 min
Sep 10, 12:01 AM CDTSpecial Weather StatementDVNCedar, Dubuque, Jackson59 min
Sep 10, 12:11 AM CDTSevere Thunderstorm WarningDVNCedar, Clinton, Dubuque, Jackson, Johnson, Jones64 min
Sep 10, 1:20 AM CDTSevere Thunderstorm WarningDVNClinton, Jackson27 min
Sep 10, 1:28 AM CDTSpecial Weather StatementDVNDubuque, Jones62 min
Sep 10, 1:52 AM CDTSevere Thunderstorm WarningDVNDubuque, Jackson, Jones41 min
Sep 10, 12:03 PM CDTSpecial Weather StatementDVNJefferson42 min
Sep 10, 1:46 AM CDTSevere Thunderstorm WarningDVNJo Daviess, Stephenson44 min
Sep 10, 8:45 AM CDTAreal Flood WarningDVNStephenson3 hr
Sep 10, 11:36 AM CDTAreal Flood WarningDVNStephenson6 hr

Nearby

Severe Thunderstorm Warnings in Iowa, 2019Every severe thunderstorm warning in 2019

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.