Alert archive / North Dakota / Wind Chill Warnings in 2008

Wind Chill Warning 6, NWS Grand Forks, ND

December 20, 200816 counties in Minnesota; 17 counties in North Dakota

NWS Grand Forks, ND issued this wind chill warning at Dec 20, 2008, 3:18 PM CST for 16 counties in Minnesota; 17 counties in North Dakota. It was in force for 20 hr. 11 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 20, 2008, 3:18 PM CST (21:18 UTC)
Expired
Dec 21, 2008, 11:04 AM CST
In force
20 hr
Issued by
NWS Grand Forks, ND
All 33 counties

Becker County, MN, Clay County, MN, Clearwater County, MN, Grant County, MN, Hubbard County, MN, Kittson County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Otter Tail County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Wadena County, MN, Wilkin County, MN, Barnes County, ND, Benson County, ND, Cass County, ND, Cavalier County, ND, Eddy County, ND, Grand Forks County, ND, Griggs County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Towner County, ND, Traill County, ND, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 23 km from the middle of the area, began a volume at 21:20 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.

What was reported inside it

TimeReportWhereRemark
Dec 20, 4:00 PM CSTSNOW 4.7Moorhead, MN
Dec 20, 4:00 PM CSTSNOW 5.9Grand Forks, ND
Dec 21, 8:30 AM CSTSNOW 4Lancaster, MNSTORM TOTAL
Dec 21, 8:55 AM CSTSNOW 3Greenbush, MNSTORM TOTAL
Dec 21, 8:55 AM CSTSNOW 42 Ese Pisek, NDSTORM TOTAL
Dec 21, 8:55 AM CSTSNOW 4.8Pelican Rapids, MNSTORM TOTAL
Dec 21, 8:55 AM CSTSNOW 5.5Phelps, MNSTORM TOTAL
Dec 21, 8:55 AM CSTSNOW 6Lankin, NDSTORM TOTAL
Dec 21, 10:05 AM CSTSNOW 4.8Argyle, MNSTORM TOTAL
Dec 21, 10:05 AM CSTSNOW 5Sebeka, MNSTORM TOTAL
Dec 21, 10:05 AM CSTSNOW 6New York Mills, MNSTORM TOTAL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.3 hours before the alert went out and 290 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 12:00Z on 2008-12-20Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 2008-12-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -206 square meters per square second.1939587897Sfc1 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
933 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
-206 m²/s²
0-3 km storm-relative helicity
-181 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 KFGF 202118
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
318 PM CST SAT DEC 20 2008

...WINTER STORM TO SLOWLY WIND DOWN...

.AN UPPER LEVEL STORM SYSTEM WILL CONTINUE TO DROP SOUTHEAST
ACROSS THE AREA THIS AFTERNOON. AT THE SURFACE A TROUGH OF LOW PRESSURE
EXTENDING FROM NEAR SAINT CLOUD TO WARROAD WILL MOVE SLOWLY EAST AS
WELL. SNOW WILL CONTINUE ALONG AND EAST OF THIS TROUGH THROUGH
THIS EVENING. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 4 TO 6
INCHES IN MOST AREAS WITH A FEW HIGHER AMOUNTS IN MINNESOTA.

IN ADDITION...WINDS WILL TURN NORTHWEST AND INCREASE TO 15 TO
30 MPH CAUSING DRIFTING AND AREAS OF BLOWING SNOW AND REDUCED
VISIBILITIES. HOWEVER...WINDS ARE NOT AS STRONG AS LAST WEEKENDS
BLIZZARD THAT HIT THE AREA. AS TEMPERATURES CONTINUE TO
FALL...WIND CHILLS OF 30 TO 40 BELOW WILL PERSIST THIS AFTERNOON
THROUGH TOMORROW MORNING.

MNZ001>004-007-029-NDZ006>008-014>016-024-026>030-038-039-049-
052>054-211800-
/O.CAN.KFGF.WW.Y.0020.000000T0000Z-081221T1800Z/
/O.NEW.KFGF.WC.W.0006.081220T2118Z-081221T1800Z/
WEST POLK-NORMAN-CLAY-KITTSON-WEST MARSHALL-WILKIN-TOWNER-
CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS...
HALSTAD...MOORHEAD...HALLOCK...WARREN...BRECKENRIDGE...CANDO...
LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON...
NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY...
MAYVILLE...VALLEY CITY...FARGO...LISBON...GWINNER...WAHPETON...
ADAMS
318 PM CST SAT DEC 20 2008

...WIND CHILL WARNING IN EFFECT UNTIL 12 PM CST SUNDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT UNTIL 12 PM CST SUNDAY. THE
WINTER WEATHER ADVISORY HAS BEEN REPLACED BY THE WIND CHILL WARNING.

TEMPERATURES WELL BELOW ZERO COMBINED WITH NORTHWEST WINDS OF 20
TO 30 MPH WILL CREATE WIND CHILLS OF 30 TO 40 BELOW ZERO THROUGH
SUNDAY MORNING. THESE WINDS WILL ALSO CAUSE SOME BLOWING AND
DRIFTING SNOW...REDUCING VISIBILITIES ESPECIALLY IN OPEN COUNTRY.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN. IF YOU BECOME STRANDED STAY IN YOUR
VEHICLE AND WAIT FOR HELP.

$$

MNZ005-006-008-009-013>017-022>024-027-028-030>032-040-211800-
/O.NEW.KFGF.WW.Y.0021.081221T0000Z-081221T1800Z/
/O.EXT.KFGF.WS.W.0007.000000T0000Z-081221T0000Z/
ROSEAU-LAKE OF THE WOODS-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-
RED LAKE-EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL-
EAST OTTER TAIL-WADENA-GRANT-
INCLUDING THE CITIES OF...ROSEAU...BAUDETTE...NEWFOLDEN...
RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON...
BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...
DETROIT LAKES...WOLF LAKE...FERGUS FALLS...NEW YORK MILLS...
WADENA...ELBOW LAKE
318 PM CST SAT DEC 20 2008

...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
12 PM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...BLOWING SNOW AND LOW WIND CHILLS...WHICH
IS IN EFFECT FROM 6 PM THIS EVENING TO 12 PM CST SUNDAY. THE
WINTER STORM WARNING FOR HEAVY SNOW IS NOW IN EFFECT UNTIL 6 PM
CST THIS AFTERNOON.

SNOW WILL CONTINUE THIS LATE AFTERNOON WITH LIGHT SNOW LINGERING
OVERNIGHT. TOTAL SNOWFALL OF 5 TO 8 INCHES IS LIKELY. AS
TEMPERATURES CONTINUE TO FALL TO WELL BELOW ZERO THIS EVENING AND
OVERNIGHT AND NORTHWEST WINDS INCREASE TO 15 TO 25 MPH...WIND
CHILL ARE EXPECTED TO LOWER TO AROUND 30 BELOW ZERO.

A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST
THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF
YOU MUST TRAVEL...CARRY A WINTER SURVIVAL KIT IN YOUR VEHICLE.

SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE
TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN
TRAVELING...ESPECIALLY IN OPEN AREAS.

$$

JK
4 follow-up statements
000 
WWUS43 KFGF 210011
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
611 PM CST SAT DEC 20 2008

...WINTER STORM TO SLOWLY WIND DOWN...

.AN UPPER LEVEL STORM SYSTEM WILL CONTINUE TO DROP SOUTHEAST
ACROSS THE AREA. TOTAL SNOW ACCUMULATIONS OF 4 TO 6 INCHES HAVE
BEEN REPORTED IN MOST AREAS WITH A FEW HIGHER AMOUNTS IN
MINNESOTA.

WIND CHILL READINGS OF 30 TO 45 BELOW ZERO WILL PERSIST THROUGH
TOMORROW MORNING. WINDS WILL INCREASE SLIGHTLY TONIGHT...WITH
DRIFTING AND AREAS OF BLOWING SNOW POSSIBLE. REDUCED VISIBILITIES
MAY BE POSSIBLE IN OPEN COUNTRY DUE TO BLOWING SNOW. 

MNZ005-006-008-009-013>017-022>024-027-028-030>032-040-211800-
/O.EXP.KFGF.WS.W.0007.000000T0000Z-081221T0000Z/
/O.CON.KFGF.WW.Y.0021.000000T0000Z-081221T1800Z/
ROSEAU-LAKE OF THE WOODS-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-
RED LAKE-EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL-
EAST OTTER TAIL-WADENA-GRANT-
INCLUDING THE CITIES OF...ROSEAU...BAUDETTE...NEWFOLDEN...
RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON...
BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...
DETROIT LAKES...WOLF LAKE...FERGUS FALLS...NEW YORK MILLS...
WADENA...ELBOW LAKE
611 PM CST SAT DEC 20 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...
...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. A WINTER WEATHER
ADVISORY FOR SNOW...BLOWING SNOW...AND WIND CHILL REMAINS IN
EFFECT UNTIL 12 PM CST SUNDAY. THIS INCLUDES AREAS ACROSS
NORTHWEST AND WEST CENTRAL MINNESOTA. 

INTERMITTENT LIGHT SNOW WILL CONTINUE OVERNIGHT. TOTAL SNOWFALL
OF 5 TO 8 INCHES IS LIKELY. TEMPERATURES WILL CONTINUE TO FALL WELL
BELOW ZERO AND NORTHWEST WINDS WILL INCREASE TO 15 TO 25
MPH. THIS WILL CREATE WIND CHILL READINGS INTO THE 25 TO 35 BELOW
ZERO RANGE. 

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS. THE EXPECTED WIND CHILL VALUES WILL RESULT IN FROST BITE
AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN.

$$

MNZ001>004-007-029-NDZ006>008-014>016-024-026>030-038-039-049-
052>054-211800-
/O.CON.KFGF.WC.W.0006.000000T0000Z-081221T1800Z/
WEST POLK-NORMAN-CLAY-KITTSON-WEST MARSHALL-WILKIN-TOWNER-
CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS...
HALSTAD...MOORHEAD...HALLOCK...WARREN...BRECKENRIDGE...CANDO...
LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON...
NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY...
MAYVILLE...VALLEY CITY...FARGO...LISBON...GWINNER...WAHPETON...
ADAMS
611 PM CST SAT DEC 20 2008

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

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY.
THIS INCLUDES AREAS ALONG AND WEST OF THE RED RIVER VALLEY. 

TEMPERATURES WELL BELOW ZERO COMBINED WITH NORTHWEST WINDS OF
20 TO 30 MPH WILL CREATE WIND CHILLS OF 35 TO 45 BELOW ZERO
THROUGH SUNDAY MORNING. THESE WINDS WILL ALSO CAUSE SOME BLOWING
AND DRIFTING SNOW...REDUCING VISIBILITIES ESPECIALLY IN OPEN
COUNTRY.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN. IF YOU BECOME STRANDED STAY IN YOUR
VEHICLE AND WAIT FOR HELP.

$$
TG
000 
WWUS43 KFGF 210400
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
1000 PM CST SAT DEC 20 2008

...WINTER WEATHER HAZARDS WILL CONTINUE INTO SUNDAY MORNING...

.WIND CHILL READINGS OF 25 TO 45 BELOW ZERO WILL PERSIST THROUGH
SUNDAY MORNING ACROSS THE REGION. NORTHWEST WINDS WILL INCREASE
SLIGHTLY TONIGHT...AND ARE EXPECTED TO BE STRONGEST AFTER MIDNIGHT
INTO THE EARLY MORNING HOURS ON SUNDAY. DURING THIS TIME...WINDS
MAY GUST UP TO 35 MPH. AREAS OF BLOWING AND DRIFTING SNOW WILL
REDUCE VISIBILITY DURING THIS TIME...ESPECIALLY IN OPEN COUNTRY.
TRAVEL MAY BECOME HAZARDOUS DUE TO THIS BLOWING AND DRIFTING
SNOW.

AN UPPER LEVEL STORM SYSTEM WILL CONTINUE TO DROP SOUTHEAST ACROSS
THE AREA. TOTAL SNOW ACCUMULATIONS OF 4 TO 6 INCHES HAVE BEEN
REPORTED IN MOST AREAS WITH A FEW HIGHER AMOUNTS IN MINNESOTA.
LIGHT SNOWFALL IS POSSIBLE OVERNIGHT...WITH MINIMAL ACCUMULATIONS
EXPECTED. 

MNZ001>004-007-029-NDZ006>008-014>016-024-026>030-038-039-049-
052>054-211800-
/O.CON.KFGF.WC.W.0006.000000T0000Z-081221T1800Z/
WEST POLK-NORMAN-CLAY-KITTSON-WEST MARSHALL-WILKIN-TOWNER-
CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS...
HALSTAD...MOORHEAD...HALLOCK...WARREN...BRECKENRIDGE...CANDO...
LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON...
NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY...
MAYVILLE...VALLEY CITY...FARGO...LISBON...GWINNER...WAHPETON...
ADAMS
1000 PM CST SAT DEC 20 2008

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

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY.
THIS INCLUDES AREAS ALONG AND WEST OF THE RED RIVER VALLEY. 

NORTHWEST WINDS OF 20 TO 30 MPH COMBINED WITH BELOW ZERO
TEMPERATURES WILL CREATE WIND CHILL VALUES OF 35 TO 45 BELOW ZERO
THROUGH SUNDAY MORNING. 

THE WIND WILL ALSO CAUSE SOME BLOWING AND DRIFTING SNOW. THE
WINDS ARE EXPECTED TO BE STRONGEST AFTER MIDNIGHT AND INTO THE
EARLY MORNING HOURS ON SUNDAY. DURING THIS TIME...WINDS MAY GUST
TO 35 MPH AND SIGNIFICANTLY REDUCE VISIBILITY FOR BRIEF
PERIODS...ESPECIALLY IN OPEN COUNTRY. ROADWAYS MAY AGAIN BECOME
SNOW COVERED FROM DRIFTING SNOW.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN. IF YOU BECOME STRANDED STAY IN YOUR
VEHICLE AND WAIT FOR HELP.

$$

MNZ005-006-008-009-013>017-022>024-027-028-030>032-040-211800-
/O.CON.KFGF.WW.Y.0021.000000T0000Z-081221T1800Z/
ROSEAU-LAKE OF THE WOODS-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-
RED LAKE-EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL-
EAST OTTER TAIL-WADENA-GRANT-
INCLUDING THE CITIES OF...ROSEAU...BAUDETTE...NEWFOLDEN...
RED LAKE...THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON...
BAGLEY...BEMIDJI...MAHNOMEN...LAKE ITASCA...PARK RAPIDS...
DETROIT LAKES...WOLF LAKE...FERGUS FALLS...NEW YORK MILLS...
WADENA...ELBOW LAKE
1000 PM CST SAT DEC 20 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST
SUNDAY...

A WINTER WEATHER ADVISORY FOR SNOW...BLOWING SNOW...AND WIND
CHILL REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. THIS INCLUDES
AREAS ACROSS NORTHWEST AND WEST CENTRAL MINNESOTA. 

INTERMITTENT LIGHT SNOW WILL CONTINUE OVERNIGHT. ADDITIONAL
ACCUMULATION OF AN INCH OR TWO IS POSSIBLE...WITH TOTAL SNOWFALL
OF 5 TO 8 INCHES. WINDS WILL INCREASE INTO THE 15 TO 25 MPH
RANGE...AND COMBINE WITH BELOW ZERO TEMPERATURES TO CREATE WIND
CHILL READINGS INTO THE 25 TO 35 BELOW ZERO RANGE. THE WINDS WILL
ALSO CAUSE SOME BLOWING AND DRIFTING SNOW...REDUCING VISIBILITY IN
OPEN COUNTRY. 

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS. THE EXPECTED WIND CHILL VALUES WILL RESULT IN FROST BITE
AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

$$
TG
000 
WWUS43 KFGF 211003
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
403 AM CST SUN DEC 21 2008

...DANGEROUS WIND CHILLS AND BLOWING SNOW TO AFFECT THE REGION
THIS MORNING...

.WIND CHILL READINGS OF 35 TO 45 BELOW ZERO WILL PERSIST THROUGH
THE MORNING ACROSS THE REGION. NORTHWEST WINDS WILL INCREASE AND MAY
GUST UP TO 35 MPH. AREAS OF BLOWING AND DRIFTING SNOW WILL REDUCE
VISIBILITY IN OPEN COUNTRY. TRAVEL MAY BECOME HAZARDOUS DUE TO
THIS BLOWING AND DRIFTING SNOW.

AN UPPER LEVEL STORM SYSTEM WILL CONTINUE TO DROP SOUTHEAST
ACROSS THE AREA. ADDITIONAL SNOWFALL OF AN INCH OR LESS IS EXPECTED.

MNZ005-008-013>015-022>024-027-028-030>032-040-211800-
/O.CAN.KFGF.WW.Y.0021.000000T0000Z-081221T1800Z/
/O.EXA.KFGF.WC.W.0006.000000T0000Z-081221T1800Z/
ROSEAU-EAST MARSHALL-PENNINGTON-RED LAKE-EAST POLK-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL-
EAST OTTER TAIL-WADENA-GRANT-
INCLUDING THE CITIES OF...ROSEAU...NEWFOLDEN...
THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON...MAHNOMEN...
LAKE ITASCA...PARK RAPIDS...DETROIT LAKES...WOLF LAKE...
FERGUS FALLS...NEW YORK MILLS...WADENA...ELBOW LAKE
403 AM CST SUN DEC 21 2008

...WIND CHILL WARNING IN EFFECT UNTIL NOON CST TODAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE
WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

NORTHWEST WINDS OF 20 TO 30 MPH COMBINED WITH BELOW ZERO
TEMPERATURES WILL CREATE WIND CHILL VALUES OF 35 TO 45 BELOW ZERO
THROUGH SUNDAY MORNING.

NORTHWEST WINDS GUSTING TO 35 MPH WILL ALSO CAUSE SOME BLOWING AND
DRIFTING SNOW...REDUCING VISIBILITY IN OPEN AREAS. ROADWAYS MAY
AGAIN BECOME SNOW COVERED FROM DRIFTING SNOW.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

MNZ001>004-007-029-NDZ006>008-014>016-024-026>030-038-039-049-
052>054-211800-
/O.CON.KFGF.WC.W.0006.000000T0000Z-081221T1800Z/
WEST POLK-NORMAN-CLAY-KITTSON-WEST MARSHALL-WILKIN-TOWNER-
CAVALIER-PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS...
HALSTAD...MOORHEAD...HALLOCK...WARREN...BRECKENRIDGE...CANDO...
LANGDON...CAVALIER...MADDOCK...LEEDS...DEVILS LAKE...GRAFTON...
NEW ROCKFORD...LAKOTA...GRAND FORKS...COOPERSTOWN...FINLEY...
MAYVILLE...VALLEY CITY...FARGO...LISBON...GWINNER...WAHPETON...
ADAMS
403 AM CST SUN DEC 21 2008

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

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

NORTHWEST WINDS OF 20 TO 30 MPH COMBINED WITH BELOW ZERO
TEMPERATURES WILL CREATE WIND CHILL VALUES OF 35 TO 45 BELOW ZERO
THROUGH SUNDAY MORNING.

NORTHWEST WINDS GUSTING TO 35 MPH WILL ALSO CAUSE SOME BLOWING AND
DRIFTING SNOW...REDUCING VISIBILITY IN OPEN AREAS. ROADWAYS MAY
AGAIN BECOME SNOW COVERED FROM DRIFTING SNOW.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN. IF YOU BECOME STRANDED STAY IN YOUR
VEHICLE AND WAIT FOR HELP.

$$

MNZ006-009-016-017-211800-
/O.CON.KFGF.WW.Y.0021.000000T0000Z-081221T1800Z/
LAKE OF THE WOODS-NORTH BELTRAMI-NORTH CLEARWATER-SOUTH BELTRAMI-
INCLUDING THE CITIES OF...BAUDETTE...RED LAKE...BAGLEY...BEMIDJI
403 AM CST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY...

A WINTER WEATHER ADVISORY FOR SNOW REDUCING VISIBILITY AND WIND
CHILLS REMAINS IN EFFECT UNTIL NOON CST TODAY.

INTERMITTENT LIGHT SNOW WILL CONTINUE TODAY. ADDITIONAL ACCUMULATION
OF AN INCH OR TWO IS POSSIBLE...WITH TOTAL SNOWFALL OF 5 TO 8
INCHES. WINDS WILL INCREASE INTO THE 15 TO 25 MPH RANGE...AND
COMBINE WITH BELOW ZERO TEMPERATURES TO CREATE WIND CHILL READINGS
INTO THE 25 TO 35 BELOW ZERO RANGE. THE WINDS WILL ALSO CAUSE SOME
BLOWING AND DRIFTING SNOW...REDUCING VISIBILITY IN OPEN COUNTRY.

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS. THE EXPECTED WIND CHILL VALUES WILL RESULT IN FROST BITE
AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

$$
VOELKER
000 
WWUS43 KFGF 211704
WSWFGF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND FORKS ND
1104 AM CST SUN DEC 21 2008

...WIND CHILL ADVISORY THROUGH THIS EVENING...

.NORTHWEST WINDS OF 15 TO 30 MPH WILL CREATE WIND CHILLS OF 25 TO
35 BELOW ZERO THROUGH EARLY EVENING. WINDS WILL DIMINISH AFTER
SUNSET TO LESS THAN 10 MPH BY 9 PM.  

MNZ001>005-007-008-013>015-022>024-027>032-040-NDZ006>008-014>016-
024-026>030-038-039-049-052>054-220300-
/O.CAN.KFGF.WC.W.0006.000000T0000Z-081221T1800Z/
/O.NEW.KFGF.WC.Y.0015.081221T1704Z-081222T0300Z/
WEST POLK-NORMAN-CLAY-KITTSON-ROSEAU-WEST MARSHALL-EAST MARSHALL-
PENNINGTON-RED LAKE-EAST POLK-MAHNOMEN-SOUTH CLEARWATER-HUBBARD-
WEST BECKER-EAST BECKER-WILKIN-WEST OTTER TAIL-EAST OTTER TAIL-
WADENA-GRANT-TOWNER-CAVALIER-PEMBINA-BENSON-RAMSEY-
EASTERN WALSH COUNTY-EDDY-NELSON-GRAND FORKS-GRIGGS-STEELE-TRAILL-
BARNES-CASS-RANSOM-SARGENT-RICHLAND-WESTERN WALSH COUNTY-
INCLUDING THE CITIES OF...CROOKSTON...EAST GRAND FORKS...
HALSTAD...MOORHEAD...HALLOCK...ROSEAU...WARREN...NEWFOLDEN...
THIEF RIVER FALLS...RED LAKE FALLS...FOSSTON...MAHNOMEN...
LAKE ITASCA...PARK RAPIDS...DETROIT LAKES...WOLF LAKE...
BRECKENRIDGE...FERGUS FALLS...NEW YORK MILLS...WADENA...
ELBOW LAKE...CANDO...LANGDON...CAVALIER...MADDOCK...LEEDS...
DEVILS LAKE...GRAFTON...NEW ROCKFORD...LAKOTA...GRAND FORKS...
COOPERSTOWN...FINLEY...MAYVILLE...VALLEY CITY...FARGO...LISBON...
GWINNER...WAHPETON...ADAMS
1104 AM CST SUN DEC 21 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING...
...WIND CHILL WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CST THIS EVENING.
THE WIND CHILL WARNING HAS BEEN CANCELLED. 

NORTHWEST WINDS OF 15 TO 30 MPH WILL CREATE WIND CHILLS OF 25 TO
35 BELOW ZERO THROUGH EARLY THIS EVENING. WINDS WILL DIMINISH TO
UNDER 10 MPH BY 9 PM. AREAS OF BLOWING AND DRIFTING SNOW WILL
OCCUR IN OPEN COUNTRY.

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.

$$

MNZ006-009-016-017-220300-
/O.CAN.KFGF.WW.Y.0021.000000T0000Z-081221T1800Z/
/O.NEW.KFGF.WC.Y.0015.081221T1704Z-081222T0300Z/
LAKE OF THE WOODS-NORTH BELTRAMI-NORTH CLEARWATER-SOUTH BELTRAMI-
INCLUDING THE CITIES OF...BAUDETTE...RED LAKE...BAGLEY...BEMIDJI
1104 AM CST SUN DEC 21 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CST THIS EVENING.
THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

NORTHWEST WINDS OF 15 TO 30 MPH WILL CREATE WIND CHILLS TO NEAR 30
BELOW AT TIMES THROUGH EARLY EVENING. 

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.

$$

DTR

What forecasters said that day

The local office's own words before this wind chill warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Forks, ND wrote its last area forecast discussion before this wind chill warning went out at Dec 20, 12:02 PM CST, 3 hours 16 minutes earlier.

Area forecast discussion, Dec 20, 12:02 PM CST, 3 hours 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND FORKS ND
1202 PM CST SAT DEC 20 2008

.SHORT TERM...
VERY BUSY MORNING...BUT COORDINATION WITH WFO BISMARCK AND CURRENT
RADAR/OBS INDICATE SNOW ENDING IN ERN ND CURRENTLY...WITH ONLY
LINGERING LIGHT SNOW IN THE VALLEY THIS AFTN...BUT MOST IF NOT ALL
SNOW ACCUM IS DONE WITH AT LEAST UNTIL LATER TONIGHT WHEN UPPER
LOW DRIFTS SOUTHEAST OUT OF AREA AND SNOW ON NORTHERN EDGE OF
UPPER LOW MOVES THRU. SNOW REPORTS INDICATE WIDESPREAD 5 INCHES OF
ACCUM IN MOST AREAS SO FAR. WITH SNOW ENDING IN ERN ND...CONCERN
SHIFTS TO WIND POTENTIAL AND BLOWING SNOW ISSUES. SO FAR REALLY
HAVENT SEEN ANY OF THAT MUCH WITH STRONGEST WINDS DOWN INTO WRN
IOWA/SE SD/ERN NEBRASKA. OBS INDICATE GUSTS TO 25 KTS AT TIMES IN
ERN ND AND CALLS TO SPOTTERS/SHERIFF OFFICERS INDICATE LOCAL 1/2
TO 1SM VSBY IN OPEN COUNTRY IN BLOWING SNOW....BUT DRIFTING MORE
OF A PROBLEM FOR ROAD CREWS THAN VSBY ISSUES. THUS WINTER STORM
WARNING IDEA SEEMS TO HAVE ENDED AND LIKELY BETTER REPLACED WITH A
WINTER WX ADVISORY FOR COMBO OF SOME BLOWING/DRIFTING SNOW AND LOW
WIND CHILLS. NOW WIND CHILLS WILL DROP VERY CLOSE TO WARNING
CRITERIA TONIGHT AND MAY NEED TO JUMP INTO W.C. WARNING BUT ALL
THIS DEPENDS ON WIND SPEEDS WHICH MODELS HAVE BEEN A BIT HIGH ON
IT SEEMS.

WILL MAINTAIN WINTER STORM WARNING IN NW/WCNTRL MN AREAS MAIN SNOW
STILL GOING ON AND MODELS INDICATE BACKEDGE OF SNOW TO LINGER IN
THE VALLEY TONIGHT WITH -SN OVER NW MN INTO SUNDAY MORNING. WITH
WINDS THERE NOT AS BAD MAY BE OK TO LEAVE WINTER STORM WARNING IN
MN SIDE OF CWA THRU THE NIGHT TO MAKE THINGS SIMPLE.

.AVIATION...

1700 UTC RADAR/SATELLITE SHOWS BACK EDGE OF SNOW/LOW CLOUDS FROM
CYBR TO KDVL TO KJMS...MOVING SLOWLY TO THE EAST-NORTHEAST. CURRENT
SNOW BAND LOOKS TO MOVE THROUGH VALLEY AIRFIELDS BY 20-21 UTC THIS
AFTERNOON...BUT AREAS OF SNOW ACROSS SOUTHERN MANITOBA MAY PIVOT
SOUTHWARD ACROSS THE NORTHERN VALLEY AND PORTIONS OF NORTHWEST
MINNESOTA LATER TODAY. FOR NOW...WILL REMOVE MENTION OF -SN FROM WEST
TO EAST BEGINNING THIS AFTERNOON. NORTHWEST WIND EXPECTED TO
INCREASE THIS AFTERNOON... ESPECIALLY ALONG AND WEST OF RED RIVER
VALLEY...SO EXPECT TO SEE CONTINUED REDUCED VISIBILITY DUE TO BLSN.
MVFR/IFR CIGS IN -SN EXPECTED TO GRADUALLY IMPROVE FROM WEST TO
EAST...BUT POOR CONDITIONS EXPECTED THE REST OF THE DAY AT KBJI AND
SURROUNDING AIRFIELDS.

.PREV DISCUSSION... /ISSUED 230 AM CST SAT DEC 20 2008/

FORECAST CHALLENGE CONTINUES TO BE EVOLVING WINTER STORM. MODELS ALL
IN REAL GOOD AGREEMENT WITH EVENT AND WILL USE BLEND FOR FORECAST.

WAVE LIFTING THROUGH N CENTRAL US INTERACTING WITH SFC INVERTED
TROUGH CURRENTLY OVER WESTERN FA PRODUCING ENHANCED AREA OF SN FROM
VALLEY WEST WHICH WILL CONTINUE TO SPREAD EAST AS TROUGH MOVES INTO
MN THIS MORNING. LIFT MAXIMIZED OVER WESTERN FA TIL 12Z AND VALLEY
REGION CLOSE TO 18Z. AS TROUGH SHIFTS INTO MN NORTHERN PORTION OF
TROUGH AXIS ROTATES SOUTHWARD THROUGH MN ALLOWING FOR LONGER
DURATION OF SUSTAINED LIFT/CONVERGENCE WITH END RESULT OF HIGHER
SNOW AMOUNTS. OVERALL CURRENT HEADLINES IN GOOD SHAPE AND WILL KEEP
ALL HEADLINES AS IS. MAIN PUSH OF COLD ADVECTION REACHES WESTERN FA
BY 12Z AND THROUGH ALL BUT FAR NE CORNER OF FA BY 00Z. EXPECT
MAXIMUM TEMPERATURES EARLY IN THE DAY WITH FALLING TEMPERATURES ONCE
NW SURFACE WINDS KICK IN. STILL LOOKING LIKE STRONGER WINDS TO
FOLLOW SNOW BAND SO LATER SHIFTS MAY NEED TO TRANSITION CURRENT
WARNINGS TO EITHER BLIZZARD OR ADVISORY TO HANDLE BLSN AND WIND
CHILLS. NAM A LITTLE QUICKER IN INCREASING WIND VS SLOWER GFS AS
TROUGH ROTATES THROUGH EAST HALF OF FA DURING DAY. WILL BACK UP
TIMING SLIGHTLY OF BLSN POTENTIAL INTO VALLEY.

BLOWING SNOW AND WIND CHILLS WILL BE MAIN ISSUE FROM VALLEY WEST
TONIGHT WITH SNOW GRADUALLY TAPERING OFF ACROSS NW MN DURING
EVENING. COLD ADVECTION LEVELS OFF AND WILL LIKELY STILL HAVE CLOUDS
ALONG WITH WIND. MODEL SOUNDINGS CONTINUE TO SHOW 30KTS TO MIX
THROUGH SHALLOW ADIABATIC LAYER SO TRAVEL WILL CERTAINLY BE A
CHALLENGE.

WINDS TO STEADILY DIMINISH DURING DAY SUNDAY BUT STILL WILL LIKELY
NEED WCHILL HEADLINES. COLD ADVECTION BOTTOMS OUT BUT WILL LIKELY
SEE MINIMAL TEMPERATURE RECOVERY.

SURFACE HIGH SETTLES IN SUNDAY NIGHT AND WILL BE COLDEST NIGHT WITH
LIGHT WINDS AND SKC.

HIGH SHIFTS EAST MONDAY SETTING UP RETURN FLOW AND SOME WARM
ADVECTION AHEAD OF WHAT LOOKS TO BE LIKE A SIMILAR INVERTED TROUGH
PASSAGE TUESDAY. MODELS HAVE BEEN CONSISTENT WITH FEATURE AND WILL
BUMP UP POPS FROM LATE MONDAY NIGHT INTO TUESDAY.

CHRISTMAS EVE/DAY LOOKS QUIET BUT COLD.

&&

.FGF WATCHES/WARNINGS/ADVISORIES...
ND...WINTER WEATHER ADVISORY UNTIL 12 PM CST SUNDAY FOR NDZ006>008-
     014>016-024-026>030-038-039-049-052>054.

MN...WINTER WEATHER ADVISORY UNTIL 12 PM CST SUNDAY FOR MNZ001>004-
     007-029.

     WINTER STORM WARNING UNTIL 6 AM CST SUNDAY FOR MNZ005-006-008-
     009-013>017-022>024-027-028-030>032-040.

&&

RIDDLE/ROGERS/AV
Hazardous weather outlook, Dec 20, 7:20 AM CST, 7 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND FORKS ND
720 AM CST SAT DEC 20 2008

MNZ001>004-007-029-NDZ008-016-027-029-030-039-053-211330-
WEST POLK-NORMAN-CLAY-KITTSON-WEST MARSHALL-WILKIN-PEMBINA-
EASTERN WALSH COUNTY-GRAND FORKS-STEELE-TRAILL-CASS-RICHLAND-
720 AM CST SAT DEC 20 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH
DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL CONTINUE TODAY WITH MOST SNOWFALL PRIOR TO NOON. TOTAL
SNOW ACCUMULATIONS FROM 5 TO 9 INCHES ARE POSSIBLE. GUSTY
NORTHWEST WINDS WILL DEVELOP LATER THIS AFTERNOON PRODUCING
BLOWING SNOW IN OPEN AREAS ALONG WITH DANGEROUS WIND CHILLS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

WINDS WILL GRADUALLY DIMINISH SUNDAY HOWEVER DANGEROUS WIND CHILLS
WILL CONTINUE MOST OF THE DAY. THE NEXT CHANCE FOR SNOW WILL BE
MONDAY NIGHT AND TUESDAY AS ANOTHER AREA OF LOW PRESSURE AFFECTS
THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED FOR SNOW AND VISIBILITY REPORTS.

NDZ006-007-014-015-024-026-028-038-049-052-054-211330-
TOWNER-CAVALIER-BENSON-RAMSEY-EDDY-NELSON-GRIGGS-BARNES-RANSOM-
SARGENT-WESTERN WALSH COUNTY-
720 AM CST SAT DEC 20 2008

...WINTER STORM WARMING REMAINS IN EFFECT UNTIL 6 AM SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH
DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL GRADUALLY DIMINISH DURING THE MORNING. TOTAL
ACCUMULATIONS FROM 4 TO 6 INCHES ARE EXPECTED. NORTHWEST WINDS
WILL INCREASE DURING THE DAY PRODUCING BLOWING SNOW IN OPEN AREAS
AND DANGEROUS WIND CHILLS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

WINDS WILL GRADUALLY DIMINISH SUNDAY HOWEVER DANGEROUS WIND CHILLS
WILL CONTINUE MOST OF THE DAY. THE NEXT CHANCE FOR SNOW WILL BE
MONDAY NIGHT AND TUESDAY AS ANOTHER AREA OF LOW PRESSURE AFFECTS
THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED FOR SNOW AND VISIBILITY REPORTS.

MNZ005-006-008-009-013>017-022>024-027-028-030>032-040-211330-
ROSEAU-LAKE OF THE WOODS-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-
RED LAKE-EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WEST OTTER TAIL-
EAST OTTER TAIL-WADENA-GRANT-
720 AM CST SAT DEC 20 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6AM SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH
DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

SNOW WILL CONTINUE TODAY BECOMING HEAVY AT TIMES. TOTAL SNOW
ACCUMULATIONS OF 6 TO 10 INCHES ARE POSSIBLE. THE SNOW SHOULD
BEGIN TO TAPER OFF LATER THIS EVENING. LATER THIS EVENING
NORTHWEST WINDS WILL INCREASE PRODUCING DANGEROUS WIND CHILLS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

WINDS WILL GRADUALLY DIMINISH SUNDAY HOWEVER DANGEROUS WIND CHILLS
WILL CONTINUE MOST OF THE DAY. THE NEXT CHANCE FOR SNOW WILL BE
MONDAY NIGHT AND TUESDAY AS ANOTHER AREA OF LOW PRESSURE AFFECTS
THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

VOELKER

In the hours before

Local storm report, Dec 20, 10:07 AM CST, 5 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1007 AM CST SAT DEC 20 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1003 AM     SNOW             LITCHVILLE              46.66N 98.19W
12/20/2008  M3.5 INCH        BARNES             ND   CO-OP OBSERVER

            STORM TOTAL

1003 AM     SNOW             VALLEY CITY             46.92N 98.01W
12/20/2008  E5.0 INCH        BARNES             ND   LAW ENFORCEMENT

            STORM TOTAL

1003 AM     SNOW             LISBON                  46.44N 97.68W
12/20/2008  E5.0 INCH        RANSOM             ND   BROADCAST MEDIA

            STORM TOTAL

1003 AM     SNOW             HAVANA                  45.95N 97.62W
12/20/2008  E3.5 INCH        SARGENT            ND   CO-OP OBSERVER

            STORM TOTAL

&&

JKAISER
Local storm report, Dec 20, 10:28 AM CST, 4 hours 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1028 AM CST SAT DEC 20 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1022 AM     SNOW             5 NE SARLES             49.00N 98.92W
12/20/2008  M5.0 INCH        CAVALIER           ND   CO-OP OBSERVER

            STORM TOTAL

1022 AM     SNOW             HANSBORO                48.95N 99.38W
12/20/2008  M4.0 INCH        TOWNER             ND   CO-OP OBSERVER

            STORM TOTAL

&&

JKAISER

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 20, 11:36 AM CSTWinter Weather AdvisoryFGFClay, Kittson, Marshall, Norman, Polk, Wilkin4 hr
Dec 20, 3:18 PM CSTWinter Weather AdvisoryFGFBecker, Beltrami, Clearwater, Grant, Hubbard, Lake of the Woods and 8 more20 hr

Nearby

Wind Chill Warnings in North Dakota, 2008Wind Chill Warnings in Minnesota, 2008Every wind chill warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.