Alert archive / North Dakota / Wind Chill Advisories in 2012

Wind Chill Advisory 4, NWS Grand Forks, ND

December 28, 20128 counties in North Dakota

NWS Grand Forks, ND issued this wind chill advisory at Dec 28, 2012, 9:24 PM CST for 8 counties in North Dakota. It took effect at Dec 29, 2012, 12:00 AM CST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Dec 28, 2012, 9:24 PM CST (03:24 UTC)
In effect from
Dec 29, 2012, 12:00 AM CST
Expired
Dec 29, 2012, 6:34 AM CST
In force
7 hr
Issued by
NWS Grand Forks, ND

Counties Benson County, ND, Cavalier County, ND, Eddy County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Towner County, ND, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 125 km from the middle of the area, began a volume at 03:24 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 3.4 hours before the alert went out and 238 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, Bismarck Municip, ND at 00:00Z on 2012-12-29Temperature 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, Bismarck Municip, ND at 00:00Z on 2012-12-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.1939Sfc1 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
587 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
42 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.

149 
WWUS43 KFGF 290324
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
924 PM CST FRI DEC 28 2012

...BITTER WIND CHILLS MOVING INTO NORTHEASTERN NORTH DAKOTA...

.VERY COLD TEMPERATURES WILL MOVE INTO NORTHEASTERN NORTH DAKOTA
AFTER MIDNIGHT TONIGHT FROM SOUTHERN SASKATCHEWAN AS A WEAK
FRONTAL BOUNDARY MOVES THROUGH. THIS WILL DROP READINGS INTO THE
TEENS BELOW ZERO ACROSS THE DEVILS LAKE BASIN INTO THE FAR
NORTHERN RED RIVER VALLEY. WITH WINDS AROUND THE 5 T0 15 MPH
RANGE...WIND CHILLS WILL DROP TO THE 25 TO 35 BELOW ZERO RANGE
LATE TONIGHT INTO SATURDAY MORNING.

NDZ006>008-014-015-024-026-054-291700-
/O.NEW.KFGF.WC.Y.0004.121229T0600Z-121229T1700Z/
TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-EDDY-NELSON-WESTERN WALSH-
INCLUDING THE CITIES OF...CANDO...LANGDON...CAVALIER...MADDOCK...
LEEDS...DEVILS LAKE...NEW ROCKFORD...LAKOTA...ADAMS
924 PM CST FRI DEC 28 2012

...WIND CHILL ADVISORY IN EFFECT UNTIL 11 AM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM CST SATURDAY. 

* TEMPERATURES WILL DROP BELOW ZERO AFTER MIDNIGHT TONIGHT AND
  REACH THE TEENS BELOW ZERO EARLY SATURDAY MORNING.

* WIND CHILLS READINGS WILL REACH THE 25 TO 35 BELOW ZERO RANGE. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND 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 APPROPRIATE
CLOTHING...INCLUDING HAT AND GLOVES.

&&

$$
2 follow-up statements
696 
WWUS43 KFGF 291004
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
404 AM CST SAT DEC 29 2012

...HAZARDOUS WIND CHILLS ACROSS THE DEVILS LAKE BASIN...

.TEMPERATURES IN THE TEENS BELOW ZERO RANGE COMBINED WITH WINDS
FROM 5 T0 15 MPH WILL PRODUCE WIND CHILLS FROM 25 TO 3O BELOW ZERO
INTO THE MORNING HOURS.

NDZ006>008-291115-
/O.CAN.KFGF.WC.Y.0004.000000T0000Z-121229T1700Z/
TOWNER-CAVALIER-PEMBINA-
INCLUDING THE CITIES OF...CANDO...LANGDON...CAVALIER
404 AM CST SAT DEC 29 2012

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS CANCELLED THE
WIND CHILL ADVISORY. 

CLOUD COVER WILL LIMIT THE TEMPERATURE DROP THIS MORNING KEEPING WIND
CHILLS ABOVE THE ADVISORY THRESHOLD.

$$

NDZ014-015-024-026-054-291700-
/O.CON.KFGF.WC.Y.0004.000000T0000Z-121229T1700Z/
BENSON-RAMSEY-EDDY-NELSON-WESTERN WALSH-
INCLUDING THE CITIES OF...MADDOCK...LEEDS...DEVILS LAKE...
NEW ROCKFORD...LAKOTA...ADAMS
404 AM CST SAT DEC 29 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS
MORNING...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS
MORNING. 

* TEMPERATURES IN THE TEENS BELOW ZERO WITH COMBINE WITH THE WIND
  TO PRODUCE WIND CHILLS FROM 25 TO 30 BELOW.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND 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 APPROPRIATE
CLOTHING...INCLUDING HAT AND GLOVES.

&&

$$
455 
WWUS43 KFGF 291234
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
634 AM CST SAT DEC 29 2012

...HAZARDOUS WIND CHILLS NO LONGER A THREAT...

.CLOUD COVER HAS LIMITED THE TEMPERATURE DROP THIS MORNING KEEPING
WIND CHILLS ABOVE ADVISORY THRESHOLDS. 

NDZ014-015-024-026-054-291345-
/O.CAN.KFGF.WC.Y.0004.000000T0000Z-121229T1700Z/
BENSON-RAMSEY-EDDY-NELSON-WESTERN WALSH-
INCLUDING THE CITIES OF...MADDOCK...LEEDS...DEVILS LAKE...
NEW ROCKFORD...LAKOTA...ADAMS
634 AM CST SAT DEC 29 2012

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS CANCELLED THE
WIND CHILL ADVISORY. 



$$

Nearby

Wind Chill Advisories in North Dakota, 2012Every wind chill advisory in 2012

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.