Alert archive / Minnesota / Special Weather Statements in 2011

Special Weather Statement, NWS Duluth, MN

May 10, 2011Pine County, Minnesota

NWS Duluth, MN issued this special weather statement at May 10, 2011, 10:10 PM CDT for Pine 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 10, 2011, 10:10 PM CDT (03:10 UTC)
Expired
May 10, 2011, 10:45 PM CDT
In force
35 min
Issued by
NWS Duluth, MN

County Pine County, MN

The radar

The Minneapolis radar (KMPX), 114 km from the middle of the area, began a volume at 03:13 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 00:00Z, 3.2 hours before the alert went out and 115 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 00:00Z on 2011-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4330 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 00:00Z on 2011-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
4330 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
1463 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
292 m²/s²
Significant tornado parameter
3.0
Supercell composite
33.9

Open this sounding in Storm Lab

The text

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

096 
WWUS83 KDLH 110310
SPSDLH

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
1010 PM CDT TUE MAY 10 2011

MNZ038-WIZ006-110345-
BURNETT-PINE-
1010 PM CDT TUE MAY 10 2011

...STRONG THUNDERSTORM MOVING INTO SOUTHERN PINE AND BURNETT 
COUNTIES...

AT 1007 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM BROOK PARK TO 18
MILES SOUTH OF GREELY...MOVING EAST AT 25 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING UP TO NICKEL SIZE HAIL...WIND
GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF
HEAVY DOWNPOURS...

LOCATIONS IMPACTED INCLUDE...
  POKEGAMA LAKE...      GREELY...             WEST ROCK...
  BEROUN...             PINE CITY...          ROCK CREEK...
  CLOVERDALE...         TRADE RIVER...        RANDALL...
  GRANTSBURG...         BRANSTAD...

STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN 
A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED.

LAT...LON 4565 9289 4567 9289 4572 9287 4573 9313
      4574 9315 4590 9315 4597 9314 4610 9248
      4564 9264 4564 9287

$$

LAMERS

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 7:14 PM CDTSevere Thunderstorm WarningDLHCass, Crow Wing25 min
May 10, 7:41 PM CDTSpecial Weather StatementDLHAitkin49 min
May 10, 8:54 PM CDTSpecial Weather StatementDLHPine51 min
May 10, 9:51 PM CDTSpecial Weather StatementDLHLake, Saint Louis39 min
May 10, 10:01 PM CDTSevere Thunderstorm WarningDLHLake, Saint Louis44 min
May 10, 10:17 PM CDTSevere Thunderstorm WarningDLHPine43 min
May 10, 10:31 PM CDTSevere Thunderstorm WarningDLHSaint Louis29 min
May 10, 10:40 PM CDTSevere Thunderstorm WarningDLHLake, Saint Louis50 min
May 10, 10:57 PM CDTSevere Thunderstorm WarningDLHLake, Saint Louis48 min
May 10, 11:00 PM CDTSevere Thunderstorm WarningDLHPine60 min
May 10, 11:09 PM CDTSevere Thunderstorm WarningDLHSaint Louis32 min
May 10, 11:20 PM CDTSevere Thunderstorm WarningDLHCook, Lake55 min
May 10, 11:24 PM CDTSevere Thunderstorm WarningDLHLake, Saint Louis51 min
May 11, 12:25 AM CDTSpecial Weather StatementDLHLake35 min
May 11, 12:57 AM CDTSpecial Weather StatementDLHLake33 min
May 10, 9:32 PM CDTSevere Thunderstorm WarningDLHBurnett, Douglas, Washburn21 min
May 10, 10:08 PM CDTSpecial Weather StatementDLHSawyer, Washburn37 min
May 10, 10:41 PM CDTSevere Thunderstorm WarningDLHBurnett34 min
May 10, 11:47 PM CDTSevere Thunderstorm WarningDLHBurnett, Sawyer, Washburn58 min
May 11, 12:30 AM CDTSevere Thunderstorm WarningDLHAshland, Price, Sawyer45 min
May 11, 1:11 AM CDTSevere Thunderstorm WarningDLHAshland, Iron, Price, Sawyer49 min
May 11, 11:35 AM CDTSpecial Weather StatementDLHPrice40 min
May 11, 12:11 PM CDTSpecial Weather StatementDLHPrice, Sawyer19 min
May 11, 12:34 PM CDTSpecial Weather StatementDLHAshland, Iron, Price, Sawyer16 min
May 11, 12:57 PM CDTSevere Thunderstorm WarningDLHPrice, Sawyer33 min
May 11, 1:07 PM CDTSpecial Weather StatementDLHAshland, Bayfield, Iron18 min
May 11, 1:42 PM CDTSpecial Weather StatementDLHAshland, Bayfield, Iron, Price, Sawyer23 min
May 11, 3:27 PM CDTSpecial Weather StatementDLHPrice33 min
May 11, 3:53 PM CDTSpecial Weather StatementDLHIron22 min

Nearby

Special Weather Statements in Minnesota, 2011Every special weather statement in 2011

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.