Alert archive / Wisconsin / Special Weather Statements in 2013

Special Weather Statement, NWS Twin Cities, MN

May 29, 2013Pepin County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at May 29, 2013, 3:55 PM CDT for Pepin County, Wisconsin. It was in force for 65 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 29, 2013, 3:55 PM CDT (20:55 UTC)
Expired
May 29, 2013, 5:00 PM CDT
In force
65 min
Issued by
NWS Twin Cities, MN

County Pepin County, WI

The radar

The La Crosse radar (KARX), 94 km from the middle of the area, began a volume at 20:57 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 12:00Z, 8.9 hours before the alert went out and 167 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 2013-05-29Temperature 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, Minneapolis, MN at 12:00Z on 2013-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.193958Sfc1 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
795 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

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 29, 1:27 PM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, May 29, 1:27 PM CDT, 2 hours 28 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, May 29, 10:57 AM CDT, 4 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1057 AM CDT WED MAY 29 2013

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
301600-
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-
1057 AM CDT WED MAY 29 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND
SOUTHERN MINNESOTA...AND WEST CENTRAL WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS WILL BECOME MORE WIDESPREAD ACROSS THE OUTLOOK AREA
THIS AFTERNOON AND EVENING. THE MAIN SEVERE WEATHER THREATS WILL
BE LARGE HAIL AND DAMAGING WINDS...BUT AN ISOLATED TORNADO CANNOT
BE RULED OUT LATE THIS AFTERNOON OR EVENING. LOCALLY HEAVY RAIN...WITH
ONE TO TWO INCH PER HOUR RAINFALL RATES...WILL ALSO BE POSSIBLE
WITH THE STRONGER THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORMS ARE POSSIBLE THURSDAY INTO FRIDAY NIGHT. AT THIS
TIME...THERE APPEARS TO BE A RISK FOR SEVERE WEATHER ACROSS WEST
CENTRAL INTO SOUTH CENTRAL MINNESOTA INTO THURSDAY NIGHT. THE
MAIN SEVERE THREAT WILL BE LARGE HAIL AND STRONG WINDS.

HEAVY RAINFALL WILL ALSO REMAIN A THREAT WITH THE STORMS THURSDAY
AND THURSDAY NIGHT. THIS COULD RESULT IN SIGNIFICANT RISES ON
AREA STREAMS AND RIVERS.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL LIKELY BE NEEDED THIS AFTERNOON
AND EVENING.

In the hours before

Local storm report, May 29, 11:32 AM CDT, 4 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1132 AM CDT WED MAY 29 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1120 AM     HAIL             4 ENE NEW LONDON        45.32N 94.87W
05/29/2013  E0.50 INCH       KANDIYOHI          MN   PUBLIC

&&

DFC
Special weather statement, May 29, 1:16 PM CDT, 2 hours 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
116 PM CDT WED MAY 29 2013

MNZ043>045-050-052-291900-
BENTON-ISANTI-KANABEC-MILLE LACS-MORRISON-
116 PM CDT WED MAY 29 2013

AT 111 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 14 MILES NORTHWEST OF
MILACA TO 4 MILES WEST OF MILACA TO 7 MILES NORTHWEST OF PRINCETON.
THESE STORMS WERE MOVING NORTHEAST AT 35 MPH.

HAIL UP TO DIME SIZE AND WINDS UP TO 40 MPH ARE EXPECTED WITH THESE
STORMS.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  FORESTON.
  MILACA.
  BOCK.
  LEWIS LAKE.
  WAHKON.
  BRUNSWICK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4616 9341 4616 9306 4613 9303 4598 9304
      4597 9306 4597 9313 4582 9314 4559 9375
      4574 9382 4590 9394 4618 9343
TIME...MOT...LOC 1816Z 241DEG 31KT 4591 9382 4579 9369
          4564 9366

CLF
Special weather statement, May 29, 1:29 PM CDT, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
129 PM CDT WED MAY 29 2013

MNZ074>076-082>084-091-092-291915-
BLUE EARTH-BROWN-FARIBAULT-LE SUEUR-MARTIN-NICOLLET-WASECA-WATONWAN-
129 PM CDT WED MAY 29 2013

AT 125 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 10 MILES NORTH OF FAIRMONT
TO 9 MILES NORTHEAST OF BLUE EARTH TO 15 MILES WEST OF ALBERT LEA.
THESE STORMS WERE MOVING NORTH AT 45 MPH.

HAIL UP TO DIME SIZE AND WINDS UP TO 40 MPH ARE EXPECTED WITH THESE
STORMS.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  TRUMAN.
  LEWISVILLE.
  MINNESOTA LAKE.
  VERNON CENTER.
  MADELIA.
  PEMBERTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4374 9449 4429 9445 4423 9387 4417 9355
      4385 9361 4385 9365 4368 9365 4360 9366
TIME...MOT...LOC 1829Z 190DEG 38KT 4383 9445 4376 9394
          4370 9366

CLF
Special weather statement, May 29, 2:12 PM CDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
212 PM CDT WED MAY 29 2013

MNZ069-076-077-083-084-292000-
BLUE EARTH-LE SUEUR-RICE-SCOTT-WASECA-
212 PM CDT WED MAY 29 2013

...THUNDERSTORMS MOVING INTO/DEVELOPING OVER BLUE EARTH...LE SUEUR...
RICE...SCOTT AND WASECA COUNTIES THROUGH 300 PM CDT...

AT 207 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES NORTHEAST OF
MANKATO TO 12 MILES WEST OF WASECA TO 4 MILES SOUTHEAST OF WASECA.
THESE STORMS WERE MOVING NORTH AT 45 MPH.

HAIL UP TO DIME SIZE AND WINDS UP TO 40 MPH ARE EXPECTED WITH THESE
STORMS.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  MADISON LAKE.
  KASOTA.
  WATERVILLE.
  MORRISTOWN.
  WARSAW.
  LE SUEUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4417 9401 4431 9396 4434 9393 4436 9395
      4461 9386 4458 9360 4444 9324 4420 9333
      4419 9341 4402 9340 4397 9342
TIME...MOT...LOC 1912Z 191DEG 38KT 4425 9396 4420 9371
          4409 9345

CLF
Local storm report, May 29, 2:23 PM CDT, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
223 PM CDT WED MAY 29 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 PM     TSTM WND GST     6 NE MANKATO            44.23N 93.92W
05/29/2013  M52 MPH          BLUE EARTH         MN   ASOS

            MEASURED AT MANKATO AIRPORT

&&

FRANKS
Special weather statement, May 29, 3:55 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
355 PM CDT WED MAY 29 2013

WIZ025-026-028-292200-
DUNN-EAU CLAIRE-PEPIN-
355 PM CDT WED MAY 29 2013

...THUNDERSTORMS MOVING INTO/DEVELOPING OVER DUNN...EAU CLAIRE AND
PEPIN COUNTIES THROUGH 500 PM CDT...

AT 353 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES SOUTHEAST OF DURAND
TO 7 MILES EAST OF MODENA TO 5 MILES NORTHWEST OF ARCADIA. THESE
STORMS WERE MOVING NORTHEAST AT 25 MPH.

ONE HALF INCH DIAMETER HAIL AND WINDS UP TO 50 MPH ARE POSSIBLE WITH
THESE STORMS.

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  ROCK FALLS.
  ALLEN.
  FOSTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4459 9129 4459 9165 4459 9189 4460 9190
      4482 9152 4471 9128 4459 9124
TIME...MOT...LOC 2055Z 225DEG 22KT 4459 9192 4447 9164
          4431 9157

CLF

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 8:44 AM CDTSpecial Weather StatementMPXChippewa, Lac qui Parle, Yellow Medicine46 min
May 29, 9:29 AM CDTSpecial Weather StatementMPXChippewa, Lac qui Parle, Swift, Yellow Medicine61 min
May 29, 10:24 AM CDTSpecial Weather StatementMPXChippewa51 min
May 29, 10:37 AM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi, Swift38 min
May 29, 11:13 AM CDTSpecial Weather StatementMPXKandiyohi, Stearns47 min
May 29, 1:16 PM CDTSpecial Weather StatementMPXKanabec, Mille Lacs44 min
May 29, 1:29 PM CDTSpecial Weather StatementMPXBlue Earth, Faribault, Waseca46 min
May 29, 2:12 PM CDTSpecial Weather StatementMPXLe Sueur, Rice48 min
May 29, 4:27 PM CDTSevere Thunderstorm WarningMPXEau Claire48 min
May 29, 5:04 PM CDTSevere Thunderstorm WarningMPXChippewa41 min

Nearby

Special Weather Statements in Wisconsin, 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.