Alert archive / Minnesota / Special Weather Statements in 2013

Special Weather Statement, NWS Twin Cities, MN

September 19, 2013Lac qui Parle County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Sep 19, 2013, 4:00 AM CDT for Lac qui Parle County, Minnesota. It was in force for 60 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
Sep 19, 2013, 4:00 AM CDT (09:00 UTC)
Expired
Sep 19, 2013, 5:00 AM CDT
In force
60 min
Issued by
NWS Twin Cities, MN

County Lac qui Parle County, MN

The radar

The Sioux Falls radar (KFSD), 176 km from the middle of the area, began a volume at 09:01 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, 9.0 hours before the alert went out and 175 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 2013-09-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2831 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 2013-09-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
2831 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
1663 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
186 m²/s²
Significant tornado parameter
0.8
Supercell composite
6.8

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 Sep 19, 3:12 AM CDT, 48 minutes earlier.

Area forecast discussion, Sep 19, 3:12 AM CDT, 48 minutes before
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Hazardous weather outlook, Sep 19, 3:27 AM CDT, 33 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
327 AM CDT THU SEP 19 2013

MNZ041>044-047>051-054>059-064>067-073>075-082-083-091-092-200830-
DOUGLAS-TODD-MORRISON-MILLE LACS-STEVENS-POPE-STEARNS-BENTON-
SHERBURNE-LAC QUI PARLE-SWIFT-CHIPPEWA-KANDIYOHI-MEEKER-WRIGHT-
YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-REDWOOD-BROWN-NICOLLET-
WATONWAN-BLUE EARTH-MARTIN-FARIBAULT-
327 AM CDT THU SEP 19 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MINNESOTA...EAST CENTRAL MINNESOTA...SOUTH CENTRAL MINNESOTA...
SOUTHWEST MINNESOTA AND WEST CENTRAL MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

THERE IS A CHANCE OF THUNDERSTORMS THROUGH EARLY AFTERNOON. A FEW
STORMS MAY PRODUCE SMALL HAIL AND GUSTY WINDS. WIDESPREAD SEVERE
WEATHER IS NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THERE IS A CHANCE OF THUNDERSTORMS MONDAY. THE THREAT FOR SEVERE
WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION SHOULD NOT BE NEEDED.

MNZ045-052-053-060>063-068>070-076>078-084-085-093-WIZ014>016-
023>028-200830-
KANABEC-ISANTI-CHISAGO-HENNEPIN-ANOKA-RAMSEY-WASHINGTON-CARVER-
SCOTT-DAKOTA-LE SUEUR-RICE-GOODHUE-WASECA-STEELE-FREEBORN-POLK-
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
327 AM CDT THU SEP 19 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
MINNESOTA...SOUTH CENTRAL MINNESOTA...SOUTHEAST MINNESOTA...
NORTHWEST WISCONSIN AND WEST CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY AND EARLY
THIS EVENING. THUNDERSTORMS ARE LIKELY ALONG A COLD FRONT...
PARTICULARLY THIS AFTERNOON. SOME STORMS MAY PRODUCE LARGE HAIL
AND DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

BORGHOFF

In the hours before

Special weather statement, Sep 19, 12:57 AM CDT, 3 hours 3 minutes before
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Special weather statement, Sep 19, 1:14 AM CDT, 2 hours 46 minutes before
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Special weather statement, Sep 19, 1:30 AM CDT, 2 hours 30 minutes before
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Special weather statement, Sep 19, 2:28 AM CDT, 1 hour 32 minutes before
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Special weather statement, Sep 19, 4:00 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
400 AM CDT THU SEP 19 2013

MNZ054>056-191000-
CHIPPEWA-LAC QUI PARLE-SWIFT-
400 AM CDT THU SEP 19 2013

...THUNDERSTORMS MOVING OVER CHIPPEWA...LAC QUI PARLE AND SWIFT
COUNTIES THROUGH 500 AM CDT...

AT 359 AM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES SOUTHEAST OF BIG
STONE NATIONAL WILDLIFE REFUGE TO 10 MILES SOUTHWEST OF MORITZ. THESE
STORMS WERE MOVING NORTHEAST AT 30 MPH.

PEA SIZE HAIL AND WINDS UP TO 30 MPH ARE EXPECTED WITH THESE STORMS.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  BELLINGHAM.
  MARIETTA.
  LOUISBURG.
  APPLETON AIRPORT.
  HOLLOWAY.
  MADISON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO THE
STORM TO BE STRUCK BY LIGHTNING. SEEK SAFE SHELTER IMMEDIATELY.

&&

LAT...LON 4503 9646 4517 9630 4523 9625 4520 9617
      4520 9611 4537 9613 4541 9610 4529 9574
      4490 9575 4481 9642 4481 9646
TIME...MOT...LOC 0900Z 241DEG 28KT 4514 9627 4476 9673

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 12:57 AM CDTSpecial Weather StatementMPXDouglas48 min
Sep 19, 1:14 AM CDTSpecial Weather StatementMPXTodd61 min
Sep 19, 1:30 AM CDTSpecial Weather StatementMPXSwift75 min
Sep 19, 2:28 AM CDTSpecial Weather StatementMPXMorrison, Stearns62 min
Sep 19, 5:28 AM CDTSpecial Weather StatementMPXLac qui Parle47 min
Sep 19, 7:34 AM CDTSpecial Weather StatementMPXLac qui Parle41 min
Sep 19, 8:07 AM CDTSpecial Weather StatementMPXRedwood, Yellow Medicine53 min
Sep 19, 8:17 AM CDTSevere Thunderstorm WarningMPXChippewa, Redwood, Renville, Yellow Medicine43 min
Sep 19, 8:49 AM CDTSevere Thunderstorm WarningMPXKandiyohi, McLeod, Meeker, Renville41 min
Sep 19, 9:09 AM CDTSpecial Weather StatementMPXWright51 min
Sep 19, 9:27 AM CDTSpecial Weather StatementMPXBlue Earth, Brown, Martin, Nicollet, Sibley, Watonwan63 min
Sep 19, 9:33 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, McLeod, Wright42 min
Sep 19, 9:54 AM CDTSevere Thunderstorm WarningMPXAnoka, Isanti, Sherburne51 min
Sep 19, 10:17 AM CDTSpecial Weather StatementMPXBlue Earth, Carver, Le Sueur, McLeod, Nicollet, Sibley43 min
Sep 19, 10:37 AM CDTSevere Thunderstorm WarningMPXAnoka, Chisago, Isanti, Kanabec, Mille Lacs53 min
Sep 19, 10:58 AM CDTSpecial Weather StatementMPXAnoka, Carver, Dakota, Hennepin, Ramsey, Scott and 2 more47 min
Sep 19, 11:02 AM CDTSpecial Weather StatementMPXChisago43 min
Sep 19, 11:54 AM CDTSpecial Weather StatementMPXBarron, Dunn, Polk, Saint Croix36 min
Sep 19, 12:36 PM CDTSpecial Weather StatementMPXBarron, Chippewa, Eau Claire, Pepin, Rusk39 min
Sep 19, 1:22 PM CDTSpecial Weather StatementMPXChippewa, Eau Claire68 min

Nearby

Special Weather Statements in Minnesota, 2013Every special weather statement in 2013

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.