Alert archive / Minnesota / Special Weather Statements in 2015

Special Weather Statement, NWS Twin Cities, MN

May 17, 2015Chippewa County, Renville County, Swift County, Minnesota

NWS Twin Cities, MN issued this special weather statement at May 17, 2015, 7:55 AM CDT for Chippewa County, Renville County, Swift County, Minnesota. It was in force for 35 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
May 17, 2015, 7:55 AM CDT (12:55 UTC)
Expired
May 17, 2015, 8:30 AM CDT
In force
35 min
Issued by
NWS Twin Cities, MN

Counties Chippewa County, MN, Renville County, MN, Swift County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 0.9 hours before the alert went out and 138 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 12:00Z on 2015-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 314 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 12:00Z on 2015-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
314 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
642 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
255 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 May 17, 7:36 AM CDT, 19 minutes earlier.

Area forecast discussion, May 17, 7:36 AM CDT, 19 minutes before
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Hazardous weather outlook, May 17, 5:07 AM CDT, 2 hours 48 minutes before
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In the hours before

Special weather statement, May 17, 7:27 AM CDT, 28 minutes before
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Special weather statement, May 17, 7:55 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
755 AM CDT SUN MAY 17 2015

MNZ055>058-065-171330-
KANDIYOHI-SWIFT-MEEKER-CHIPPEWA-RENVILLE-
755 AM CDT SUN MAY 17 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHWESTERN MEEKER...
SOUTHERN KANDIYOHI...CHIPPEWA...SOUTHEASTERN SWIFT AND NORTHEASTERN
RENVILLE COUNTIES...

AT 754 AM CDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM NEAR WATSON TO NEAR FAIRFAX...AND MOVING NORTH AT 45
MPH.

WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
WILLMAR...MONTEVIDEO...OLIVIA...CLARA CITY...RENVILLE...FAIRFAX...
HECTOR...BIRD ISLAND...RAYMOND...KERKHOVEN...PRINSBURG AND COSMOS.

LAT...LON 4536 9578 4496 9467 4450 9469 4499 9578
TIME...MOT...LOC 1254Z 173DEG 74KT 4502 9574 4456 9474

ADL

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 7:03 PM CDTSevere Thunderstorm WarningMPXMeeker, Renville27 min
May 16, 7:15 PM CDTTornado WarningMPXMcLeod, Meeker, Renville30 min
May 16, 7:34 PM CDTTornado WarningMPXChippewa, Swift26 min
May 16, 7:35 PM CDTTornado WarningMPXMeeker25 min
May 16, 7:40 PM CDTTornado WarningMPXMeeker35 min
May 16, 7:44 PM CDTTornado WarningMPXDouglas, Pope31 min
May 16, 8:10 PM CDTSpecial Weather StatementMPXStearns50 min
May 16, 8:25 PM CDTTornado WarningMPXMeeker, Stearns35 min
May 16, 9:21 PM CDTSpecial Weather StatementMPXCarver, Sherburne, Wright39 min
May 16, 10:39 PM CDTSpecial Weather StatementMPXSherburne, Wright2 hr
May 17, 7:27 AM CDTSpecial Weather StatementMPXRenville33 min
May 17, 9:38 AM CDTSpecial Weather StatementMPXDouglas, Pope, Stevens, Swift, Todd52 min
May 17, 1:51 PM CDTSpecial Weather StatementMPXFaribault24 min
May 17, 2:03 PM CDTSpecial Weather StatementMPXStearns27 min
May 17, 2:07 PM CDTSpecial Weather StatementMPXChippewa23 min
May 17, 2:15 PM CDTSpecial Weather StatementMPXMeeker30 min
May 17, 2:18 PM CDTSpecial Weather StatementMPXWaseca27 min
May 17, 2:30 PM CDTSpecial Weather StatementMPXFaribault30 min
May 17, 2:49 PM CDTSpecial Weather StatementMPXWaseca26 min
May 17, 3:01 PM CDTSpecial Weather StatementMPXMeeker29 min
May 17, 3:08 PM CDTSpecial Weather StatementMPXWaseca37 min
May 17, 3:16 PM CDTSpecial Weather StatementMPXBenton29 min
May 17, 3:32 PM CDTSpecial Weather StatementMPXMeeker28 min
May 17, 3:39 PM CDTSpecial Weather StatementMPXBenton36 min
May 17, 3:42 PM CDTSpecial Weather StatementMPXSherburne33 min
May 17, 3:54 PM CDTSpecial Weather StatementMPXMeeker36 min
May 17, 4:03 PM CDTSpecial Weather StatementMPXDakota27 min
May 17, 4:12 PM CDTSpecial Weather StatementMPXMille Lacs33 min
May 17, 4:17 PM CDTSpecial Weather StatementMPXSherburne28 min
May 17, 4:28 PM CDTSpecial Weather StatementMPXSherburne32 min
May 17, 5:11 PM CDTSpecial Weather StatementMPXGoodhue34 min
May 17, 6:16 PM CDTWind AdvisoryMPXBlue Earth, Brown, Carver, Chippewa, Dakota, Douglas and 26 more10 hr
May 17, 5:27 PM CDTSpecial Weather StatementMPXSaint Croix33 min
May 17, 5:32 PM CDTSpecial Weather StatementMPXPierce28 min
May 17, 5:50 PM CDTSpecial Weather StatementMPXBarron25 min
May 17, 5:54 PM CDTSpecial Weather StatementMPXSaint Croix36 min
May 17, 6:20 PM CDTSpecial Weather StatementMPXBarron25 min

Nearby

Special Weather Statements in Minnesota, 2015Every special weather statement in 2015

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.