Alert archive / Minnesota / Wind Chill Advisories in 2011

Wind Chill Advisory 5, NWS Twin Cities, MN

January 22, 20117 counties in Minnesota

NWS Twin Cities, MN issued this wind chill advisory at Jan 22, 2011, 9:37 PM CST for 7 counties in Minnesota. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jan 22, 2011, 9:37 PM CST (03:37 UTC)
Expired
Jan 23, 2011, 12:00 PM CST
In force
14 hr
Issued by
NWS Twin Cities, MN

Counties Chippewa County, MN, Douglas County, MN, Lac qui Parle County, MN, Pope County, MN, Stevens County, MN, Swift County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 178 km from the middle of the area, began a volume at 03:38 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, 3.6 hours before the alert went out and 175 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 2011-01-23Temperature 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 00:00Z on 2011-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -117 square meters per square second.19395878Sfc1 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
1254 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-117 m²/s²
0-3 km storm-relative helicity
-73 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.

737 
WWUS43 KMPX 230337
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
937 PM CST SAT JAN 22 2011

...DANGEROUS WIND CHILLS OVERNIGHT...

.THE COMBINATION OF TEMPERATURES FALLING INTO THE 20 TO 25 BELOW
RANGE OVERNIGHT...AND WIND SPEEDS REMAINING BETWEEN 5 AND 10
MPH...WIND CHILL VALUES WILL AVERAGE BETWEEN 25 TO 35 BELOW ZERO
THROUGH MID MORNING.

THE ADVISORY AREA IS WEST OF A LINE FROM GRANITE FALLS TO
ALEXANDRIA UNTIL 9 AM. THERE WILL BE A PERIOD OVERNIGHT WHEN THE
WIND SPEEDS DECREASE TO LESS THAN 5 MPH AS A SURFACE RIDGE MOVES
OVERHEAD. HOWEVER...ON THE BACK SIDE OF THIS RIDGE...WIND SPEEDS
ARE EXPECTED TO INCREASE ONCE AGAIN TOWARD DAYBREAK AND CAUSE WIND
CHILLS TO FALL INTO THE 25 TO 35 BELOW ZERO RANGE.

MNZ041-047-048-054>056-064-231145-
/O.NEW.KMPX.WC.Y.0005.110123T0337Z-110123T1500Z/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
937 PM CST SAT JAN 22 2011

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A WIND CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST SUNDAY.

* TIMING...NOW THROUGH 9 AM.

* WIND CHILL VALUES...WIND CHILLS OF 25 TO 35 BELOW ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

JLT
2 follow-up statements
675 
WWUS43 KMPX 230902
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
302 AM CST SUN JAN 23 2011

...LOW WIND CHILLS CONTINUE THROUGH THIS MORNING...

.THE WIND CHILL ADVISORY IN EFFECT FOR MOST OF WEST CENTRAL
MINNESOTA HAS BEEN EXTENDED UNTIL NOON TODAY. THIS INCLUDES
ALEXANDRIA...APPLETON...MADISON...AND MONTEVIDEO. 

WIND CHILLS OF 25 TO 35 BELOW HAVE BEEN OBSERVED EARLY THIS
MORNING IN WEST CENTRAL MINNESOTA COMMUNITIES. THE COMBINATION OF
SUBZERO TEMPERATURES AND INCREASING SOUTHERLY WINDS WILL CONTINUE
TO PROVIDE LOW WIND CHILLS OF 25 TO 35 BELOW ZERO ACROSS THAT AREA 
THROUGH THIS MORNING. AS TEMPERATURES RISE FURTHER BY
AFTERNOON...THE WIND CHILLS WILL REPRIEVE.

IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.


MNZ041-047-048-054>056-064-231715-
/O.EXT.KMPX.WC.Y.0005.000000T0000Z-110123T1800Z/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
302 AM CST SUN JAN 23 2011

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

THE WIND CHILL ADVISORY IS NOW IN EFFECT UNTIL NOON CST TODAY. 

* TIMING...LOW WIND CHILLS THROUGH 9 AM.

* MAIN IMPACT...WIND CHILLS OF 25 TO 35 BELOW ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$
212 
WWUS43 KMPX 231730
WSWMPX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1130 AM CST SUN JAN 23 2011

...LOW WIND CHILLS IMPROVING...

.WIND CHILLS OF NEAR 25 BELOW ZERO WERE STILL OCCURRING OVER WEST
CENTRAL MINNESOTA LATE THIS MORNING...BUT CONDITIONS WERE
IMPROVING AS TEMPERATURES MODERATE. THE WIND CHILL ADVISORY WILL
BE ALLOWED TO EXPIRE AT NOON...BUT GUSTY SOUTH WINDS WILL CONTINUE. 

MNZ041-047-048-054>056-064-231830-
/O.CON.KMPX.WC.Y.0005.000000T0000Z-110123T1800Z/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
1130 AM CST SUN JAN 23 2011

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

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

* TIMING...LOW WIND CHILLS IMPROVING.

* MAIN IMPACT...WIND CHILLS OF 25 BELOW ZERO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

Nearby

Wind Chill Advisories in Minnesota, 2011Every wind chill advisory 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.