Alert archive / Minnesota / Special Weather Statements in 2009

Special Weather Statement, NWS Twin Cities, MN

July 14, 2009Stearns County, Minnesota

NWS Twin Cities, MN issued this special weather statement at Jul 14, 2009, 2:19 PM CDT for Stearns County, Minnesota. It was in force for 41 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
Jul 14, 2009, 2:19 PM CDT (19:19 UTC)
Expired
Jul 14, 2009, 3:00 PM CDT
In force
41 min
Issued by
NWS Twin Cities, MN

County Stearns County, MN

The radar

The Minneapolis radar (KMPX), 114 km from the middle of the area, began a volume at 19:22 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, 7.3 hours before the alert went out and 112 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 2009-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 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 12:00Z on 2009-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 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
35 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1035 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

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 Jul 14, 1:05 PM CDT, 1 hour 14 minutes earlier.

Area forecast discussion, Jul 14, 1:05 PM CDT, 1 hour 14 minutes before
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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 14, 12:54 PM CDT, 1 hour 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1254 PM CDT TUE JUL 14 2009

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
151800-
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-
1254 PM CDT TUE JUL 14 2009

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS ACROSS WEST CENTRAL MINNESOTA ARE EXPECTED TO
BECOME MORE NUMEROUS THIS AFTERNOON AHEAD OF A COLD FRONT PUSHING
ACROSS THE EASTERN DAKOTAS. THESE STORMS WILL SPREAD EAST ACROSS
THE OUTLOOK AREA DURING THE REMAINDER OF THE AFTERNOON AND
EVENING. SEVERE WEATHER...INCLUDING LARGE HAIL AND DAMAGING WINDS
WILL BE POSSIBLE. A FEW TORNADOES MAY ALSO OCCUR...PRIMARILY WEST
OF THE INTERSTATE 35 CORRIDOR.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL LIKELY BE NEEDED ACROSS WEST
CENTRAL MINNESOTA AFTER 3 PM...AND ACROSS THE REMAINDER OF CENTRAL
AND SOUTH CENTRAL MINNESOTA AND WEST CENTRAL WISCONSIN DURING THE
LATE AFTERNOON AND EARLY EVENING HOURS.

In the hours before

Special weather statement, Jul 14, 1:42 PM CDT, 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
142 PM CDT TUE JUL 14 2009

MNZ042-043-142000-
MORRISON-TODD-
142 PM CDT TUE JUL 14 2009

...THUNDERSTORMS MOVING OVER MORRISON AND TODD COUNTIES THROUGH 300
PM CDT...

AT 141 PM CDT...WEATHER SERVICE RADAR WAS TRACKING STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES NORTH OF VERNDALE
TO 14 MILES SOUTHWEST OF STAPLES TO 10 MILES NORTHWEST OF SAUK
CENTRE. THESE STORMS WERE MOVING NORTHEAST AT 45 MPH.

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

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  CLOTHO.
  WEST UNION.
  STAPLES.
  PHILBROOK.
  MOTLEY.
  CUSHING.

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 4631 9455 4634 9442 4629 9434 4626 9434
      4623 9439 4617 9436 4616 9390 4577 9503
      4578 9513 4599 9515 4616 9507 4637 9509
      4638 9473
TIME...MOT...LOC 1842Z 244DEG 41KT 4645 9497 4620 9495
          4581 9513

TRH
Special weather statement, Jul 14, 2:19 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
219 PM CDT TUE JUL 14 2009

MNZ049-142000-
STEARNS-
219 PM CDT TUE JUL 14 2009

AT 219 PM CDT...WEATHER SERVICE RADAR WAS TRACKING A STRONG
THUNDERSTORM 3 MILES EAST OF NEW MUNICH. THIS STORM WAS MOVING EAST
AT 40 MPH.

HAIL UP TO DIME SIZE AND WINDS UP TO 50 MPH ARE EXPECTED WITH THIS
STORM.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
  FREEPORT.
  FARMING.
  ALBANY.
  AVON.
  HOLDINGFORD.
  OPOLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

&&

LAT...LON 4577 9428 4553 9418 4547 9483 4567 9487
TIME...MOT...LOC 1919Z 250DEG 34KT 4562 9469

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 1:42 PM CDTSpecial Weather StatementMPXTodd78 min
Jul 14, 2:26 PM CDTSpecial Weather StatementMPXMorrison49 min
Jul 14, 3:06 PM CDTSpecial Weather StatementMPXPope39 min
Jul 14, 3:22 PM CDTSpecial Weather StatementMPXTodd38 min
Jul 14, 3:36 PM CDTSpecial Weather StatementMPXKandiyohi39 min
Jul 14, 3:47 PM CDTSevere Thunderstorm WarningMPXKandiyohi28 min
Jul 14, 3:49 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd43 min
Jul 14, 4:11 PM CDTSpecial Weather StatementMPXPope49 min
Jul 14, 4:23 PM CDTTornado WarningMPXPope, Swift37 min
Jul 14, 4:36 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Stearns39 min
Jul 14, 4:44 PM CDTTornado WarningMPXKandiyohi, Meeker, Stearns46 min
Jul 14, 4:48 PM CDTTornado WarningMPXPope, Stearns42 min
Jul 14, 4:55 PM CDTSevere Thunderstorm WarningMPXDouglas50 min
Jul 14, 5:00 PM CDTTornado WarningMPXKandiyohi, Meeker, Stearns45 min
Jul 14, 5:13 PM CDTTornado WarningMPXDouglas47 min
Jul 14, 5:32 PM CDTTornado WarningMPXStearns28 min
Jul 14, 5:38 PM CDTSpecial Weather StatementMPXTodd37 min
Jul 14, 5:48 PM CDTFlash Flood WarningMPXMorrison, Todd2 hr
Jul 14, 5:50 PM CDTSpecial Weather StatementMPXBenton25 min
Jul 14, 5:54 PM CDTSpecial Weather StatementMPXTodd66 min
Jul 14, 6:04 PM CDTSpecial Weather StatementMPXBenton26 min
Jul 14, 6:07 PM CDTSpecial Weather StatementMPXSherburne23 min
Jul 14, 6:11 PM CDTSevere Thunderstorm WarningMPXBenton, Sherburne, Stearns52 min
Jul 14, 6:18 PM CDTTornado WarningMPXBenton, Sherburne, Stearns42 min
Jul 14, 6:39 PM CDTSpecial Weather StatementMPXMorrison51 min
Jul 14, 6:41 PM CDTAreal Flood WarningMPXBenton, Stearns4 hr
Jul 14, 6:57 PM CDTSpecial Weather StatementMPXSherburne48 min

Nearby

Special Weather Statements in Minnesota, 2009Every special weather statement in 2009

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.