Alert archive / Minnesota / Special Weather Statements in 2022

Special Weather Statement, NWS Grand Forks, ND

August 5, 2022Clay County, Minnesota

NWS Grand Forks, ND issued this special weather statement at Aug 5, 2022, 11:08 PM CDT for Clay County, Minnesota. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 5, 2022, 11:08 PM CDT (04:08 UTC)
Expired
Aug 5, 2022, 11:45 PM CDT
In force
37 min
Issued by
NWS Grand Forks, ND
Hail
0.25 in
Wind
50

County Clay County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 82 km from the middle of the area, began a volume at 04:08 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 nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 4.1 hours before the alert went out and 273 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 00:00Z on 2022-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2519 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2022-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 184 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2519 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
2092 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
184 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

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

NWS Grand Forks, ND wrote its last area forecast discussion before this special weather statement went out at Aug 5, 11:03 PM CDT, 5 minutes earlier.

Area forecast discussion, Aug 5, 11:03 PM CDT, 5 minutes before
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Hazardous weather outlook, Aug 5, 3:49 AM CDT, 19 hours 19 minutes before
Hazardous Weather Outlook
National Weather Service Grand Forks ND
349 AM CDT Fri Aug 5 2022

MNZ004-NDZ006>008-014>016-024-026-028-054-060900-
Kittson-Towner-Cavalier-Pembina-Benson-Ramsey-Eastern Walsh-Eddy-
Nelson-Griggs-Western Walsh-
349 AM CDT Fri Aug 5 2022

This hazardous weather outlook is for portions of eastern North
Dakota and northwest Minnesota.

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

MNZ001>003-005>009-013>017-022>024-027>032-040-NDZ027-029-030-038-
039-049-052-053-060900-
West Polk-Norman-Clay-Roseau-Lake Of The Woods-West Marshall-
East Marshall-North Beltrami-Pennington-Red Lake-East Polk-
North Clearwater-South Beltrami-Mahnomen-South Clearwater-Hubbard-
West Becker-East Becker-Wilkin-West Otter Tail-East Otter Tail-
Wadena-Grant-Grand Forks-Steele-Traill-Barnes-Cass-Ransom-Sargent-
Richland-
349 AM CDT Fri Aug 5 2022

This hazardous weather outlook is for portions of eastern North
Dakota, west central and northwest Minnesota.

.DAY ONE...Today and Tonight

A Heat Advisory is effect for far southeast North Dakota this
afternoon and early evening.

Scattered severe thunderstorms are possible from 6 pm to 11 pm
today. 1.75 inch diameter hail, 70 mph wind gusts, and localized
flash flooding are possible with these storms.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening.

In the hours before

Local storm report, Aug 5, 9:22 PM CDT, 1 hour 46 minutes before
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Local storm report, Aug 5, 9:35 PM CDT, 1 hour 33 minutes before
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Special weather statement, Aug 5, 9:48 PM CDT, 1 hour 20 minutes before
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Local storm report, Aug 5, 10:02 PM CDT, 1 hour 6 minutes before
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Special weather statement, Aug 5, 10:44 PM CDT, 24 minutes before
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Special weather statement, Aug 5, 11:08 PM CDT, 0 minutes before
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The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 5, 9:14 PM CDTSpecial Weather StatementFGFSargent31 min
Aug 5, 9:20 PM CDTSevere Thunderstorm WarningFGFRansom, Richland, Sargent55 min
Aug 5, 10:08 PM CDTSevere Thunderstorm WarningFGFCass, Richland42 min
Aug 5, 7:39 PM CDTSevere Thunderstorm WarningFGFClay, Norman35 min
Aug 5, 8:01 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Mahnomen, Norman29 min
Aug 5, 8:08 PM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater37 min
Aug 5, 8:19 PM CDTSevere Thunderstorm WarningFGFClearwater, Mahnomen, Polk42 min
Aug 5, 8:37 PM CDTSevere Thunderstorm WarningFGFBeltrami23 min
Aug 5, 8:41 PM CDTSevere Thunderstorm WarningFGFBecker, Clay34 min
Aug 5, 8:54 PM CDTSevere Thunderstorm WarningFGFBeltrami42 min
Aug 5, 9:17 PM CDTSpecial Weather StatementFGFBecker28 min
Aug 5, 9:48 PM CDTSpecial Weather StatementFGFClay27 min
Aug 5, 10:44 PM CDTSpecial Weather StatementFGFClay31 min

Nearby

Special Weather Statements in Minnesota, 2022Every special weather statement in 2022

Sources

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