Alert archive / Wisconsin / Special Weather Statements in 2015

Special Weather Statement, NWS Twin Cities, MN

May 17, 2015Pierce County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at May 17, 2015, 5:32 PM CDT for Pierce County, Wisconsin. It was in force for 28 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, 5:32 PM CDT (22:32 UTC)
Expired: May 17, 2015, 6:00 PM CDT
In force: 28 min
Issued by: NWS Twin Cities, MN

County Pierce County, WI

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.5 hours before the alert went out and 88 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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, 4:12 PM CDT, 1 hour 20 minutes earlier.

Area forecast discussion, May 17, 4:12 PM CDT, 1 hour 20 minutes before

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Hazardous weather outlook, May 17, 2:38 PM CDT, 2 hours 54 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
238 PM CDT SUN MAY 17 2015

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
181945-
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-
238 PM CDT SUN MAY 17 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

STRONG TO SEVERE STORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON.
THERE IS A SLIGHT RISK OF SEVERE WEATHER THIS AFTERNOON AND
EVENING. THE BEST CHANCE FOR SEVERE WEATHER IS IN EASTERN
MINNESOTA AND WESTERN WISCONSIN WHERE HAIL AND DAMAGING WINDS ARE
POSSIBLE. IN ADDITION...THERE IS A THREAT FOR TORNADOES TODAY.
THE STORMS TODAY WILL BE MOVING FAST...SO THE WEATHER IN YOUR
AREA COULD CHANGE QUICKLY. STAY TUNED TO THE FORECAST TODAY AND
FOR ANY POTENTIAL WATCHES OR WARNINGS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL BE NEEDED TODAY.

In the hours before

Special weather statement, May 17, 4:12 PM CDT, 1 hour 20 minutes before

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Special weather statement, May 17, 4:17 PM CDT, 1 hour 15 minutes before

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Special weather statement, May 17, 4:28 PM CDT, 1 hour 4 minutes before

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Special weather statement, May 17, 5:11 PM CDT, 21 minutes before

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Special weather statement, May 17, 5:27 PM CDT, 5 minutes before

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Special weather statement, May 17, 5:32 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
532 PM CDT SUN MAY 17 2015

MNZ078-WIZ023-024-172300-
GOODHUE-ST. CROIX-PIERCE-
532 PM CDT SUN MAY 17 2015

...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL GOODHUE...PIERCE
AND SOUTH CENTRAL ST. CROIX COUNTIES...

AT 531 PM CDT...A STRONG THUNDERSTORM WAS OVER DIAMOND BLUFF...OR 7
MILES NORTH OF RED WING...MOVING NORTHEAST AT 55 MPH.

WINDS IN EXCESS OF 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
RED WING...RIVER FALLS...ELLSWORTH...BALDWIN...SPRING VALLEY...
ELMWOOD...BAY CITY...EL PASO...DIAMOND BLUFF...HAGER CITY...ESDAILE
AND BELDENVILLE.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

LAT...LON 4449 9255 4463 9274 4471 9273 4473 9276
      4499 9248 4482 9213 4477 9214
TIME...MOT...LOC 2231Z 216DEG 46KT 4467 9258

ADL

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 7:03 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Renville	27 min
May 16, 7:15 PM CDT	Tornado Warning	MPX	McLeod, Meeker, Renville	30 min
May 16, 7:34 PM CDT	Tornado Warning	MPX	Chippewa, Swift	26 min
May 16, 7:35 PM CDT	Tornado Warning	MPX	Meeker	25 min
May 16, 7:40 PM CDT	Tornado Warning	MPX	Meeker	35 min
May 16, 7:44 PM CDT	Tornado Warning	MPX	Douglas, Pope	31 min
May 16, 8:10 PM CDT	Special Weather Statement	MPX	Stearns	50 min
May 16, 8:25 PM CDT	Tornado Warning	MPX	Meeker, Stearns	35 min
May 16, 9:21 PM CDT	Special Weather Statement	MPX	Carver, Sherburne, Wright	39 min
May 16, 10:39 PM CDT	Special Weather Statement	MPX	Sherburne, Wright	2 hr
May 17, 7:27 AM CDT	Special Weather Statement	MPX	Renville	33 min
May 17, 7:55 AM CDT	Special Weather Statement	MPX	Chippewa, Renville, Swift	35 min
May 17, 9:38 AM CDT	Special Weather Statement	MPX	Douglas, Pope, Stevens, Swift, Todd	52 min
May 17, 1:51 PM CDT	Special Weather Statement	MPX	Faribault	24 min
May 17, 2:03 PM CDT	Special Weather Statement	MPX	Stearns	27 min
May 17, 2:07 PM CDT	Special Weather Statement	MPX	Chippewa	23 min
May 17, 2:15 PM CDT	Special Weather Statement	MPX	Meeker	30 min
May 17, 2:18 PM CDT	Special Weather Statement	MPX	Waseca	27 min
May 17, 2:30 PM CDT	Special Weather Statement	MPX	Faribault	30 min
May 17, 2:49 PM CDT	Special Weather Statement	MPX	Waseca	26 min
May 17, 3:01 PM CDT	Special Weather Statement	MPX	Meeker	29 min
May 17, 3:08 PM CDT	Special Weather Statement	MPX	Waseca	37 min
May 17, 3:16 PM CDT	Special Weather Statement	MPX	Benton	29 min
May 17, 3:32 PM CDT	Special Weather Statement	MPX	Meeker	28 min
May 17, 3:39 PM CDT	Special Weather Statement	MPX	Benton	36 min
May 17, 3:42 PM CDT	Special Weather Statement	MPX	Sherburne	33 min
May 17, 3:54 PM CDT	Special Weather Statement	MPX	Meeker	36 min
May 17, 4:03 PM CDT	Special Weather Statement	MPX	Dakota	27 min
May 17, 4:12 PM CDT	Special Weather Statement	MPX	Mille Lacs	33 min
May 17, 4:17 PM CDT	Special Weather Statement	MPX	Sherburne	28 min
May 17, 4:28 PM CDT	Special Weather Statement	MPX	Sherburne	32 min
May 17, 5:11 PM CDT	Special Weather Statement	MPX	Goodhue	34 min
May 17, 6:16 PM CDT	Wind Advisory	MPX	Blue Earth, Brown, Carver, Chippewa, Dakota, Douglas and 26 more	10 hr
May 17, 5:27 PM CDT	Special Weather Statement	MPX	Saint Croix	33 min
May 17, 5:50 PM CDT	Special Weather Statement	MPX	Barron	25 min
May 17, 5:54 PM CDT	Special Weather Statement	MPX	Saint Croix	36 min
May 17, 6:20 PM CDT	Special Weather Statement	MPX	Barron	25 min

Nearby

Special Weather Statements in Wisconsin, 2015 Every 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.