Alert archive / Minnesota / Special Weather Statements in 2015

Special Weather Statement, NWS Twin Cities, MN

May 3, 20154 counties in Minnesota; Pierce County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at May 3, 2015, 5:21 PM CDT for 4 counties in Minnesota; Pierce County, Wisconsin. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 3, 2015, 5:21 PM CDT (22:21 UTC)
Expired: May 3, 2015, 6:15 PM CDT
In force: 54 min
Issued by: NWS Twin Cities, MN

Counties Dakota County, MN, Rice County, MN, Steele County, MN, Waseca County, MN, Pierce County, WI

The radar

The Minneapolis radar (KMPX), 59 km from the middle of the area, began a volume at 22:23 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.

What was reported inside it

Time	Report	Where	Remark
May 3, 5:50 PM CDT	HAIL 0.75	4 E Ellsworth, WI

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.4 hours before the alert went out and 61 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1098 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 71 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.

272 
WWUS83 KMPX 032221
SPSMPX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
521 PM CDT SUN MAY 3 2015
 
MNZ070-076>078-084-085-WIZ024-032315-
RICE-DAKOTA-WASECA-LE SUEUR-GOODHUE-STEELE-PIERCE-
521 PM CDT SUN MAY 3 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT DAKOTA...NORTHWESTERN
STEELE...WESTERN GOODHUE...WASECA...RICE...SOUTHEASTERN LE SUEUR AND
WESTERN PIERCE COUNTIES THROUGH 615 PM CDT...

AT 520 PM CDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM GREY CLOUD TOWNSHIP TO NEAR PEMBERTON...AND MOVING
EAST AT 35 MPH.

WINDS IN EXCESS OF 30 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE...
OWATONNA...FARIBAULT...NORTHFIELD...RED WING...COTTAGE GROVE...
HASTINGS...ROSEMOUNT...FARMINGTON...WASECA...PRESCOTT...CANNON FALLS
AND ELLSWORTH.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY CAN RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN THE TWIN CITIES.

LAT...LON 4392 9377 4416 9377 4455 9331 4455 9328
      4458 9328 4477 9305 4478 9293 4475 9281
      4482 9277 4484 9227 4419 9299 4419 9305
      4414 9305 4390 9331
TIME...MOT...LOC 2220Z 274DEG 29KT 4481 9300 4398 9388 
$$

JPC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 9:32 AM CDT	Special Weather Statement	MPX	Pope	28 min
May 3, 9:59 AM CDT	Special Weather Statement	MPX	Pope	31 min
May 3, 4:03 PM CDT	Special Weather Statement	MPX	Carver	27 min
May 3, 4:15 PM CDT	Special Weather Statement	MPX	Blue Earth, Le Sueur, Scott	45 min
May 3, 4:20 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Dakota, Hennepin, Ramsey, Scott	55 min
May 3, 4:31 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Le Sueur, Nicollet, Rice, Scott	44 min
May 3, 4:48 PM CDT	Special Weather Statement	MPX	Anoka	27 min
May 3, 5:08 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Dakota, Hennepin, Ramsey, Washington	52 min
May 3, 6:19 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Freeborn	71 min
May 3, 6:26 PM CDT	Special Weather Statement	MPX	Goodhue, Steele	34 min
May 3, 6:48 PM CDT	Severe Thunderstorm Warning	MPX	Freeborn, Steele	27 min
May 3, 5:34 PM CDT	Severe Thunderstorm Warning	MPX	Pierce	26 min
May 3, 5:58 PM CDT	Severe Thunderstorm Warning	MPX	Dunn, Pierce, Saint Croix	62 min
May 3, 6:53 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Dunn, Eau Claire, Pepin	67 min

Nearby

Special Weather Statements in Minnesota, 2015 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.