Alert archive / Minnesota / Special Weather Statements in 2019

Special Weather Statement, NWS Twin Cities, MN

July 3, 2019Morrison County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jul 3, 2019, 9:13 PM CDT for Morrison County, Minnesota. It was in force for 62 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
Jul 3, 2019, 9:13 PM CDT (02:13 UTC)
Expired
Jul 3, 2019, 10:15 PM CDT
In force
62 min
Issued by
NWS Twin Cities, MN

County Morrison County, MN

The radar

The Minneapolis radar (KMPX), 165 km from the middle of the area, began a volume at 02:14 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

Minneapolis, MN (KMPX), launched 00:00Z, 2.2 hours before the alert went out and 164 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, Minneapolis, MN at 00:00Z on 2019-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 372 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, Minneapolis, MN at 00:00Z on 2019-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.19395878Sfc1 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
372 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
1476 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Twin Cities, MN wrote its last area forecast discussion before this special weather statement went out at Jul 3, 7:04 PM CDT, 2 hours 9 minutes earlier.

Area forecast discussion, Jul 3, 7:04 PM CDT, 2 hours 9 minutes before
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Hazardous weather outlook, Jul 3, 12:18 PM CDT, 8 hours 55 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Twin Cities/Chanhassen MN
1218 PM CDT Wed Jul 3 2019

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
041730-
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Stevens-Pope-Stearns-
Benton-Sherburne-Isanti-Chisago-Lac Qui Parle-Swift-Chippewa-
Kandiyohi-Meeker-Wright-Hennepin-Anoka-Ramsey-Washington-
Yellow Medicine-Renville-McLeod-Sibley-Carver-Scott-Dakota-
Redwood-Brown-Nicollet-Le Sueur-Rice-Goodhue-Watonwan-Blue Earth-
Waseca-Steele-Martin-Faribault-Freeborn-Polk-Barron-Rusk-
St. Croix-Pierce-Dunn-Pepin-Eau Claire-
1218 PM CDT Wed Jul 3 2019

This Hazardous Weather Outlook is for portions of central and
southern Minnesota...and west central Wisconsin.

.DAY ONE...This Afternoon and Tonight

Scattered thunderstorms are expected this afternoon. Thunderstorm
chances will increase across western Minnesota tonight. A couple
storms may be severe with large hail and damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Periods of thunderstorms are expected Thursday through Tuesday,
though the best chances are currently Thursday night into Friday
and again Monday night into Tuesday. The potential for severe
weather is low at this time, but heavy rainfall will be a
continued threat.

.SPOTTER INFORMATION STATEMENT...

SKYWARN spotter activation may be needed this afternoon and
tonight.

Borghoff

In the hours before

Special weather statement, Jul 3, 5:25 PM CDT, 3 hours 48 minutes before
Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
525 PM CDT Wed Jul 3 2019

MNZ057-032330-
Kandiyohi-
525 PM CDT Wed Jul 3 2019

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT KANDIYOHI COUNTY...

At 522 PM CDT, strong thunderstorms were clustered near Willmar,
moving east at 20 mph.

Torrential rainfall is occurring with this storm, and may cause
localized flooding. Winds in excess of 30 mph and pea size hail are
possible with this storm.

Locations impacted include...
Willmar, New London, Spicer, Atwater, Raymond, Green Lake, Pennock,
Kandiyohi, Norway Lake, Sunburg, Willmar Airport and Priam.

This includes the following highways...
 U.S. Highway 12 between mile markers 64 and 86.
 U.S. Highway 8 in Minnesota near mile marker 6.
 U.S. Highway 71 between mile markers 116 and 142.

The heavy rainfall that is occurring with this storm may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 4499 9523 4535 9525 4541 9478 4504 9478
TIME...MOT...LOC 2222Z 259DEG 33KT 4517 9496

LS
Special weather statement, Jul 3, 6:11 PM CDT, 3 hours 2 minutes before
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Special weather statement, Jul 3, 6:59 PM CDT, 2 hours 14 minutes before
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Local storm report, Jul 3, 7:20 PM CDT, 1 hour 53 minutes before
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Local storm report, Jul 3, 7:22 PM CDT, 1 hour 51 minutes before
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Special weather statement, Jul 3, 9:13 PM CDT, 0 minutes before
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The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 4, 5:51 PM CDTSpecial Weather StatementMPXChippewa, Rusk54 min
Jul 4, 6:06 PM CDTSevere Thunderstorm WarningMPXRusk24 min
Jul 4, 6:29 PM CDTSpecial Weather StatementMPXRusk31 min

Nearby

Special Weather Statements in Minnesota, 2019Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.