Alert archive / Minnesota / Special Weather Statements in 2017

Special Weather Statement, NWS Twin Cities, MN

July 4, 2017Pope County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jul 4, 2017, 7:07 PM CDT for Pope County, Minnesota. It was in force for 23 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 4, 2017, 7:07 PM CDT (00:07 UTC)
Expired
Jul 4, 2017, 7:30 PM CDT
In force
23 min
Issued by
NWS Twin Cities, MN

County Pope County, MN

The radar

The Minneapolis radar (KMPX), 148 km from the middle of the area, began a volume at 00:10 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, 0.1 hours before the alert went out and 145 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 2017-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1981 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2017-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
1981 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1379 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

918 
WWUS83 KMPX 050007
SPSMPX

Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
707 PM CDT TUE JUL 4 2017

MNZ048-049-057-050030-
Kandiyohi-Stearns-Pope-
707 PM CDT TUE JUL 4 2017

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN POPE...WEST CENTRAL
STEARNS AND NORTHWESTERN KANDIYOHI COUNTIES...

At 707 PM CDT, a strong thunderstorm was located over Gilchrist, or
24 miles northwest of Willmar, moving northeast at 5 mph.

Winds in excess of 40 mph and dime size hail are possible with this
storm.

Locations impacted include...
Brooten, Gilchrist and Sedan. 

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4558 9531 4556 9513 4554 9503 4535 9508
      4538 9526 4541 9526 4541 9541
TIME...MOT...LOC 0007Z 213DEG 5KT 4545 9526 

$$

BORGHOFF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 7:08 PM CDTSpecial Weather StatementMPXRenville37 min
Jul 4, 7:19 PM CDTSevere Thunderstorm WarningMPXRenville41 min
Jul 4, 7:32 PM CDTSevere Thunderstorm WarningMPXChippewa, Swift43 min
Jul 4, 8:15 PM CDTSevere Thunderstorm WarningMPXChippewa45 min
Jul 4, 9:25 PM CDTSevere Thunderstorm WarningMPXMeeker, Wright50 min
Jul 4, 9:31 PM CDTSpecial Weather StatementMPXFreeborn44 min
Jul 4, 10:05 PM CDTSevere Thunderstorm WarningMPXWright55 min
Jul 4, 11:14 PM CDTSpecial Weather StatementMPXHennepin31 min
Jul 4, 11:37 PM CDTSpecial Weather StatementMPXHennepin53 min
Jul 5, 12:05 AM CDTSpecial Weather StatementMPXMcLeod40 min
Jul 5, 12:08 AM CDTSpecial Weather StatementMPXAnoka52 min
Jul 5, 2:51 AM CDTSpecial Weather StatementMPXDouglas, Todd39 min
Jul 5, 8:17 AM CDTSpecial Weather StatementMPXMeeker43 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.