Alert archive / Minnesota / Wind Chill Advisories in 2009

Wind Chill Advisory 4, NWS Twin Cities, MN

January 24, 20099 counties in Wisconsin; 25 counties in Minnesota

NWS Twin Cities, MN issued this wind chill advisory at Jan 24, 2009, 3:03 PM CST for 9 counties in Wisconsin; 25 counties in Minnesota. It took effect at Jan 24, 2009, 6:00 PM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jan 24, 2009, 3:03 PM CST (21:03 UTC)
In effect from
Jan 24, 2009, 6:00 PM CST
Expired
Jan 25, 2009, 12:00 PM CST
In force
18 hr
Issued by
NWS Twin Cities, MN
All 34 counties

Anoka County, MN, Benton County, MN, Carver County, MN, Chisago County, MN, Dakota County, MN, Douglas County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Kandiyohi County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Pope County, MN, Ramsey County, MN, Scott County, MN, Sherburne County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Washington County, MN, Wright County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 46 km from the middle of the area, began a volume at 21:01 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, 9.1 hours before the alert went out and 46 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 2009-01-24Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2009-01-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939587897117136156Sfc1 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
1142 m above ground
0-6 km bulk shear
92 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
93 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.

000 
WWUS43 KMPX 242103
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
303 PM CST SAT JAN 24 2009

...DANGEROUSLY COLD WIND CHILL READINGS OVERNIGHT AND SUNDAY MORNING...

.A WIND CHILL ADVISORY IS IN EFFECT FOR TONIGHT AND SUNDAY MORNING
FOR CENTRAL AND EAST CENTRAL MINNESOTA...INCLUDING THE TWIN CITIES
METROPOLITAN AREA...AS WELL AS ALL OF WEST CENTRAL WISCONSIN. THE
ADVISORY IS GENERALLY ALONG AND NORTH OF A LINE FROM APPLETON TO
RED WING TO EAU CLAIRE.

NORTHWEST WINDS AT 5 TO 10 MPH...COUPLED WITH TEMPERATURES IN THE
SINGLE DIGITS BELOW ZERO TO THE TEENS BELOW ZERO...WILL CAUSE WIND
CHILL READINGS FROM 25 BELOW TO 35 BELOW ZERO OVERNIGHT AND
SUNDAY MORNING.

WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES AND
COVER AS MUCH FLESH AS POSSIBLE. 

MNZ041>045-047>053-055-057>063-066-068>070-078-WIZ014>016-023>028-
250515-
/O.NEW.KMPX.WC.Y.0004.090125T0000Z-090125T1800Z/
DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS-
BENTON-SHERBURNE-ISANTI-CHISAGO-SWIFT-KANDIYOHI-MEEKER-WRIGHT-
HENNEPIN-ANOKA-RAMSEY-WASHINGTON-MCLEOD-CARVER-SCOTT-DAKOTA-
GOODHUE-POLK-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-
EAU CLAIRE-
INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE...
LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD...
FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...BENSON...WILLMAR...
LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...ST. PAUL...
STILLWATER...HUTCHINSON...CHASKA...SHAKOPEE...BURNSVILLE...
RED WING...AMERY...BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
303 PM CST SAT JAN 24 2009

...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING
TO 12 PM CST SUNDAY. 

THE ADVISORY COVERS CENTRAL AND EAST CENTRAL MINNESOTA...INCLUDING
THE TWIN CITIES METROPOLITAN AREA...AS WELL AS ALL OF WEST CENTRAL
WISCONSIN. THE ADVISORY IS GENERALLY ALONG AND NORTH OF A LINE
FROM APPLETON TO RED WING TO EAU CLAIRE.

NORTHWEST WINDS AT 5 TO 10 MPH...COUPLED WITH TEMPERATURES IN THE
SINGLE DIGITS BELOW ZERO TO THE TEENS BELOW ZERO...WILL CAUSE WIND
CHILL READINGS FROM 25 BELOW TO 35 BELOW ZERO OVERNIGHT AND
SUNDAY MORNING.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES AND
COVER AS MUCH FLESH AS POSSIBLE.

$$

RAH
2 follow-up statements
000 
WWUS43 KMPX 250320
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
920 PM CST SAT JAN 24 2009

...BITTERLY COLD WIND CHILLS PERSISTING INTO SUNDAY MORNING...

.A WIND CHILL ADVISORY REMAINS IN EFFECT THROUGH SUNDAY MORNING
FOR CENTRAL AND EAST CENTRAL MINNESOTA...INCLUDING THE TWIN CITIES
METROPOLITAN AREA...AS WELL AS ALL OF WEST CENTRAL WISCONSIN. THE
ADVISORY IS GENERALLY ALONG AND NORTH OF A LINE FROM APPLETON TO
RED WING TO EAU CLAIRE.

WEST NORTHWEST WINDS AT 5 TO 10 MPH...COUPLED WITH THE FALLING
SUBZERO TEMPERATURES THROUGH THE REMAINDER OF TONIGHT...WILL
CAUSE WIND CHILLS FROM 25 BELOW TO 35 BELOW ZERO. THE LOWEST
READINGS NEAR 35 BELOW ZERO WILL BE FOUND FROM ALEXANDRIA EAST
TOWARDS MORA. THE WIND CHILLS WILL GRADUALLY IMPROVE AFTER
DAYBREAK SUNDAY AND MORE SO DURING THE AFTERNOON AS TEMPERATURES
MODERATE AND WINDS LIGHTEN.

WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND MITTENS AND
COVER AS MUCH FLESH AS POSSIBLE.

MNZ041>045-047>053-055-057>063-066-068>070-078-WIZ014>016-023>028-
251130-
/O.CON.KMPX.WC.Y.0004.000000T0000Z-090125T1800Z/
DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS-
BENTON-SHERBURNE-ISANTI-CHISAGO-SWIFT-KANDIYOHI-MEEKER-WRIGHT-
HENNEPIN-ANOKA-RAMSEY-WASHINGTON-MCLEOD-CARVER-SCOTT-DAKOTA-
GOODHUE-POLK-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-
EAU CLAIRE-
INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE...
LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD...
FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...BENSON...WILLMAR...
LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...ST. PAUL...
STILLWATER...HUTCHINSON...CHASKA...SHAKOPEE...BURNSVILLE...
RED WING...AMERY...BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
920 PM CST SAT JAN 24 2009

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

WEST NORTHWEST WINDS AT 5 TO 10 MPH...COUPLED WITH THE FALLING
SUBZERO TEMPERATURES THROUGH THE REMAINDER OF TONIGHT...WILL
CAUSE WIND CHILLS FROM 25 BELOW TO 35 BELOW ZERO. THE LOWEST
READINGS NEAR 35 BELOW ZERO WILL BE FOUND FROM ALEXANDRIA EAST
TOWARDS MORA. THE WIND CHILLS WILL GRADUALLY IMPROVE AFTER
DAYBREAK SUNDAY AND MORE SO DURING THE AFTERNOON AS TEMPERATURES
MODERATE AND WINDS LIGHTEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND MITTENS AND
COVER AS MUCH FLESH AS POSSIBLE.

$$
000 
WWUS43 KMPX 250950
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
350 AM CST SUN JAN 25 2009

...BITTERLY COLD WIND CHILLS PERSISTING THIS MORNING...

.A WIND CHILL ADVISORY REMAINS IN EFFECT THROUGH THIS MORNING
FOR CENTRAL AND EAST CENTRAL MINNESOTA...INCLUDING THE TWIN
CITIES METROPOLITAN AREA...AS WELL AS ALL OF WEST CENTRAL
WISCONSIN. THE ADVISORY IS GENERALLY ALONG AND NORTH OF A LINE
FROM APPLETON TO RED WING TO EAU CLAIRE.

WEST NORTHWEST WINDS OF 5 TO 15 MPH...COUPLED WITH SUBZERO
TEMPERATURES THIS MORNING...WILL CAUSE WIND CHILLS FROM 25 BELOW
TO 30 OR 35 BELOW ZERO. THE LOWEST READINGS NEAR 35 BELOW ZERO
WILL BE FOUND FROM ALEXANDRIA EAST TOWARDS MORA. THE WIND CHILLS
WILL GRADUALLY IMPROVE DURING THE MID MORNING HOURS AND MORE SO
DURING THE AFTERNOON AS TEMPERATURES MODERATE AND WINDS DECREASE.

WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND MITTENS
AND COVER AS MUCH FLESH AS POSSIBLE.

MNZ041>045-047>053-055-057>063-066-068>070-078-WIZ014>016-023>028-
251800-
/O.CON.KMPX.WC.Y.0004.000000T0000Z-090125T1800Z/
DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS-
BENTON-SHERBURNE-ISANTI-CHISAGO-SWIFT-KANDIYOHI-MEEKER-WRIGHT-
HENNEPIN-ANOKA-RAMSEY-WASHINGTON-MCLEOD-CARVER-SCOTT-DAKOTA-
GOODHUE-POLK-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-
EAU CLAIRE-
INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE...
LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD...
FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...BENSON...WILLMAR...
LITCHFIELD...MONTICELLO...MINNEAPOLIS...BLAINE...ST. PAUL...
STILLWATER...HUTCHINSON...CHASKA...SHAKOPEE...BURNSVILLE...
RED WING...AMERY...BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
350 AM CST SUN JAN 25 2009

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

WEST NORTHWEST WINDS AT 5 TO 15 MPH...COUPLED WITH SUBZERO
TEMPERATURES THROUGH THIS MORNING...WILL CAUSE WIND CHILLS FROM 25 BELOW
TO 35 BELOW ZERO. THE LOWEST READINGS NEAR 35 BELOW ZERO WILL BE
FOUND FROM ALEXANDRIA EAST TOWARDS MORA. THE WIND CHILLS WILL
GRADUALLY IMPROVE THROUGH MID MORNING AND MORE SO DURING THE
AFTERNOON AS TEMPERATURES MODERATE AND WINDS LIGHTEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
WHEN VENTURING OUTDOORS...MAKE SURE YOU WEAR A HAT AND MITTENS
AND COVER AS MUCH FLESH AS POSSIBLE.

$$

Nearby

Wind Chill Advisories in Minnesota, 2009Wind Chill Advisories in Wisconsin, 2009Every wind chill advisory 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.