Alert archive / Minnesota / Special Weather Statements in 2017

Special Weather Statement, NWS Grand Forks, ND

June 7, 2017Pennington County, Polk County, Red Lake County, Minnesota

NWS Grand Forks, ND issued this special weather statement at Jun 7, 2017, 3:41 PM CDT for Pennington County, Polk County, Red Lake County, Minnesota. It was in force for 64 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
Jun 7, 2017, 3:41 PM CDT (20:41 UTC)
Expired
Jun 7, 2017, 4:45 PM CDT
In force
64 min
Issued by
NWS Grand Forks, ND

Counties Pennington County, MN, Polk County, MN, Red Lake County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 96 km from the middle of the area, began a volume at 20:40 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

International Fa, MN (KINL), launched 12:00Z, 8.7 hours before the alert went out and 225 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, International Fa, MN at 12:00Z on 2017-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, International Fa, MN at 12:00Z on 2017-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2122 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
118 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 Grand Forks, ND wrote its last area forecast discussion before this special weather statement went out at Jun 7, 12:56 PM CDT, 2 hours 45 minutes earlier.

Area forecast discussion, Jun 7, 12:56 PM CDT, 2 hours 45 minutes before
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Hazardous weather outlook, Jun 7, 1:37 PM CDT, 2 hours 4 minutes before
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In the hours before

Local storm report, Jun 7, 1:21 PM CDT, 2 hours 20 minutes before
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Local storm report, Jun 7, 1:26 PM CDT, 2 hours 15 minutes before
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Local storm report, Jun 7, 1:28 PM CDT, 2 hours 13 minutes before
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Local storm report, Jun 7, 2:05 PM CDT, 1 hour 36 minutes before
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Special weather statement, Jun 7, 2:57 PM CDT, 44 minutes before
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Special weather statement, Jun 7, 3:41 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
Jun 7, 1:56 PM CDTTornado WarningFGFPolk35 min
Jun 7, 1:58 PM CDTTornado WarningFGFMarshall47 min
Jun 7, 2:13 PM CDTTornado WarningFGFNorman, Polk47 min
Jun 7, 2:39 PM CDTSevere Thunderstorm WarningFGFMarshall20 min
Jun 7, 2:57 PM CDTSpecial Weather StatementFGFPolk63 min
Jun 7, 4:28 PM CDTSpecial Weather StatementFGFClearwater32 min
Jun 7, 5:07 PM CDTSpecial Weather StatementFGFClearwater23 min
Jun 7, 6:00 PM CDTSpecial Weather StatementFGFClearwater60 min
Jun 7, 11:48 AM CDTSpecial Weather StatementFGFWalsh57 min
Jun 7, 12:29 PM CDTSpecial Weather StatementFGFWalsh61 min
Jun 7, 1:02 PM CDTTornado Warning Tornado observedFGFGrand Forks43 min
Jun 7, 1:05 PM CDTTornado Warning Tornado observedFGFGrand Forks, Traill25 min
Jun 7, 1:11 PM CDTTornado WarningFGFGrand Forks49 min
Jun 7, 1:29 PM CDTTornado WarningFGFGrand Forks, Traill46 min
Jun 7, 1:44 PM CDTTornado WarningFGFGrand Forks30 min

Nearby

Special Weather Statements in Minnesota, 2017Every special weather statement in 2017

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.