Alert archive / North Dakota / Winter Storm Warnings in 2008

Winter Storm Warning 3, NWS Bismarck, ND

October 11, 20087 counties in North Dakota

NWS Bismarck, ND issued this winter storm warning at Oct 11, 2008, 3:53 AM MDT for 7 counties in North Dakota. It took effect at Oct 11, 2008, 6:00 PM MDT. It was in force for 30 hr. 4 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
Oct 11, 2008, 3:53 AM MDT (09:53 UTC)
In effect from
Oct 11, 2008, 6:00 PM MDT
Expired
Oct 13, 2008, 12:00 AM MDT
In force
30 hr
Issued by
NWS Bismarck, ND

Counties Billings County, ND, Bowman County, ND, Divide County, ND, Golden Valley County, ND, McKenzie County, ND, Slope County, ND, Williams County, ND

The radar

The Bismarck radar (KBIS), 218 km from the middle of the area, began a volume at 09:56 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
Oct 12, 8:00 AM MDTHEAVY SNOW 6Trotters, NDSNOW STARTED 830 PM MDT OCT 11TH.
Oct 12, 10:00 AM MDTHEAVY SNOW 72 Ene Grassy Butte, NDSTILL SNOWING. STARTED SATURDAY EVENING.
Oct 12, 11:25 AM MDTHEAVY SNOW 11Beach, NDFELL OVERNIGHT.
Oct 12, 9:28 PM MDTHEAVY SNOW 8Trotters, ND

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 00:00Z, 9.9 hours before the alert went out and 222 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 2008-10-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Bismarck Municip, ND at 00:00Z on 2008-10-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939587897117Sfc1 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
671 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
400 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 KBIS 110953
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
453 AM CDT SAT OCT 11 2008

...A STRONG AUTUMN STORM WILL IMPACT WESTERN AND CENTRAL NORTH
DAKOTA TONIGHT AND SUNDAY...

.A WINTER STORM WARNING IS NOW IN EFFECT ACROSS FAR WESTERN NORTH
DAKOTA TONIGHT AND SUNDAY. A STRONG LOW PRESSURE SYSTEM WILL BRING
6 TO 12 INCHES OF HEAVY WET SNOW OVER FAR WESTERN NORTH DAKOTA AND
INTO EASTERN MONTANA BY SUNDAY AFTERNOON AND EVENING. IN
ADDITION...STRONG GUSTY WINDS WILL DEVELOP LATER TONIGHT AND LAST
INTO SUNDAY MORNING...POSSIBLY CREATING AREAS OF BLOWING AND
DRIFTING SNOW. FURTHER TO THE EAST A RAIN AND SNOW MIX WILL OCCUR
THROUGHOUT TONIGHT AND SUNDAY...WITH BRIEF PERIODS OF SLEET OR
FREEZING RAIN POSSIBLE ALONG WITH LIGHT SNOW ACCUMULATIONS. A
WINTER WEATHER ADVISORY WILL BE IN EFFECT FOR THIS JUST TO THE
EAST OF THE WINTER STORM WARNING.

HAZARDOUS TRAVEL CONDITIONS ARE LIKELY ACROSS THE WESTERN THIRD
OF NORTH DAKOTA...ESPECIALLY FOR THOSE TRAVELING ON INTERSTATE
94 AND HIGHWAY 85...TONIGHT AND SUNDAY. SLIPPERY ROADWAYS AND
REDUCED VISIBILITIES IN FALLING AND BLOWING SNOW SHOULD BE
EXPECTED. THE STRONG WINDS AND HEAVY WET SNOW MAY ALSO CAUSE
SIGNIFICANT TREE DAMAGE. THOSE PLANNING TRAVEL ARE ENCOURAGED TO
EXERCISE CAUTION...OR BE PREPARED TO DELAY TRAVEL. STAY TUNED TO
LOCAL MEDIA OR NOAA WEATHER RADIO FOR UPDATES.


NDZ001-009-017-031-032-040-043-111800-
/O.UPG.KBIS.WS.A.0008.081011T2100Z-081013T0000Z/
/O.NEW.KBIS.WS.W.0003.081012T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
453 AM CDT SAT OCT 11 2008 /353 AM MDT SAT OCT 11 2008/

...WINTER STORM WARNING IN EFFECT FROM 7 PM CDT /6 PM MDT/ THIS
EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS UPGRADED THE WINTER
STORM WATCH TO A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 7
PM CDT /6 PM MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY.

A STRONG AUTUMN STORM SYSTEM WILL MOVE INTO THE NORTHERN PLAINS
LATER TODAY...WITH A RAIN AND SNOW MIX CHANGING OVER TO ALL SNOW
BY TONIGHT...AND THEN CONTINUING INTO SUNDAY. A STORM TOTAL OF 6
TO 12 INCHES OF WET SNOW IS EXPECTED ACROSS THE WARNED AREA BY
SUNDAY AFTERNOON.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ018-033-041-044-111800-
/O.UPG.KBIS.WS.A.0008.081011T2100Z-081013T0000Z/
/O.NEW.KBIS.WW.Y.0013.081012T0000Z-081013T0600Z/
DUNN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...KILLDEER...DICKINSON...MOTT...HETTINGER
453 AM CDT SAT OCT 11 2008 /353 AM MDT SAT OCT 11 2008/

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM CDT /6 PM MDT/
THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 7 PM CDT /6 PM MDT/
THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL MOVE INTO THE NORTHERN PLAINS
LATER TODAY. A RAIN AND SNOW MIX WILL OCCUR THROUGHOUT TONIGHT AND
SUNDAY...WITH BRIEF PERIODS OF SLEET OR FREEZING RAIN POSSIBLE
ALONG WITH LIGHT SNOW ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NDZ002-010-111800-
/O.NEW.KBIS.WW.Y.0013.081012T0000Z-081013T0600Z/
BURKE-MOUNTRAIL-
INCLUDING THE CITIES OF...BOWBELLS...NEW TOWN
453 AM CDT SAT OCT 11 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO
1 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO
1 AM CDT MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL MOVE INTO THE NORTHERN PLAINS
LATER TODAY. A RAIN AND SNOW MIX WILL OCCUR THROUGHOUT TONIGHT AND
SUNDAY...WITH BRIEF PERIODS OF SLEET OR FREEZING RAIN POSSIBLE
ALONG WITH LIGHT SNOW ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NH
7 follow-up statements
000 
WWUS43 KBIS 111738
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1238 PM CDT SAT OCT 11 2008

...A STRONG AUTUMN STORM IS EXPECTED TO IMPACT WESTERN AND CENTRAL
NORTH DAKOTA TONIGHT AND SUNDAY...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN NORTH
DAKOTA TONIGHT AND SUNDAY. A STRONG LOW PRESSURE SYSTEM IS
FORECAST TO CAUSE 6 TO 12 INCHES OF HEAVY WET SNOW OVER FAR
WESTERN NORTH DAKOTA BY SUNDAY AFTERNOON AND EVENING. IN
ADDITION...STRONG GUSTY WINDS SHOULD DEVELOP LATER TONIGHT AND LAST
INTO SUNDAY MORNING...POSSIBLY CREATING AREAS OF BLOWING AND
DRIFTING SNOW. FURTHER TO THE EAST A RAIN AND SNOW MIX WILL OCCUR
THROUGHOUT TONIGHT AND SUNDAY...WITH VERY BRIEF PERIODS OF SLEET
POSSIBLE ALONG WITH LIGHT SNOW ACCUMULATIONS. A WINTER WEATHER
ADVISORY IS ALSO IN EFFECT TO ACCOUNT FOR WINTRY WEATHER JUST TO
THE EAST OF THE WINTER STORM WARNING.

HAZARDOUS TRAVEL CONDITIONS ARE LIKELY ACROSS THE WESTERN THIRD
OF NORTH DAKOTA...ESPECIALLY FOR THOSE TRAVELING ON INTERSTATE
94 AND HIGHWAY 85...TONIGHT AND SUNDAY. SLIPPERY ROADWAYS AND
REDUCED VISIBILITIES IN FALLING AND BLOWING SNOW SHOULD BE
EXPECTED. THE STRONG WINDS AND HEAVY WET SNOW MAY ALSO CAUSE
SIGNIFICANT TREE DAMAGE. THOSE PLANNING TRAVEL ARE ENCOURAGED TO
EXERCISE CAUTION...OR BE PREPARED TO DELAY TRAVEL. STAY TUNED TO
LOCAL MEDIA OR NOAA WEATHER RADIO FOR UPDATES.

NDZ001-009-017-031-032-040-043-120145-
/O.CON.KBIS.WS.W.0003.081012T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
1238 PM CDT SAT OCT 11 2008 /1138 AM MDT SAT OCT 11 2008/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM CDT /6 PM
MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM CDT /6 PM MDT/
THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM IS FORECAST TO MOVE INTO THE NORTHERN
PLAINS LATER TODAY...WITH A RAIN AND SNOW MIX CHANGING OVER TO ALL
SNOW BY TONIGHT...AND THEN CONTINUING INTO SUNDAY. A STORM TOTAL
OF 6 TO 12 INCHES OF WET SNOW IS EXPECTED ACROSS THE WARNED AREA
BY SUNDAY AFTERNOON.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ002-010-018-033-041-044-120145-
/O.CON.KBIS.WW.Y.0013.081012T0000Z-081013T0600Z/
BURKE-MOUNTRAIL-DUNN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...BOWBELLS...NEW TOWN...KILLDEER...
DICKINSON...MOTT...HETTINGER
1238 PM CDT SAT OCT 11 2008 /1138 AM MDT SAT OCT 11 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM CDT /6 PM
MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM CDT /6 PM
MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM IS EXPECTED TO MOVE INTO THE NORTHERN
PLAINS LATER TODAY. A RAIN AND SNOW MIX IS FORECAST TO OCCUR
TONIGHT THROUGH SUNDAY...WITH BRIEF PERIODS OF SLEET POSSIBLE
ALONG WITH LIGHT SNOW ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SCHECK
000 
WWUS43 KBIS 112121
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
421 PM CDT SAT OCT 11 2008

...A STRONG AUTUMN STORM IS EXPECTED TO IMPACT WESTERN AND
CENTRAL NORTH DAKOTA TONIGHT AND SUNDAY...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN
NORTH DAKOTA TONIGHT AND SUNDAY. A STRONG LOW PRESSURE SYSTEM IS
FORECAST TO CAUSE 6 TO 14 INCHES OF HEAVY WET SNOW OVER FAR
WESTERN NORTH DAKOTA BY SUNDAY AFTERNOON AND EVENING. IN
ADDITION...STRONG GUSTY WINDS SHOULD DEVELOP LATER TONIGHT AND
LAST INTO SUNDAY MORNING...POSSIBLY CREATING AREAS OF BLOWING AND
DRIFTING SNOW. FURTHER TO THE EAST A RAIN AND SNOW MIX WILL OCCUR
TONIGHT THROUGH SUNDAY...WITH VERY BRIEF PERIODS OF SLEET POSSIBLE ALONG
WITH LIGHT SNOW ACCUMULATIONS. A WINTER WEATHER ADVISORY IS ALSO
IN EFFECT TO ACCOUNT FOR WINTRY WEATHER JUST TO THE EAST OF THE
WINTER STORM WARNING...WHICH HAS BEEN EXPANDED TO ACCOUNT FOR
WESTERN PORTIONS OF RENVILLE...WARD...AND MCLEAN COUNTIES.

HAZARDOUS TRAVEL CONDITIONS ARE LIKELY ACROSS THE WESTERN THIRD
OF NORTH DAKOTA...ESPECIALLY FOR THOSE TRAVELING ON INTERSTATE
94 AND HIGHWAY 85...TONIGHT AND SUNDAY. SLIPPERY ROADWAYS AND
REDUCED VISIBILITIES IN FALLING AND BLOWING SNOW SHOULD BE
EXPECTED. THE STRONG WINDS AND HEAVY WET SNOW MAY ALSO CAUSE
SIGNIFICANT TREE DAMAGE. THOSE PLANNING TRAVEL ARE ENCOURAGED TO
EXERCISE CAUTION...OR BE PREPARED TO DELAY TRAVEL. STAY TUNED TO
LOCAL MEDIA OR NOAA WEATHER RADIO FOR UPDATES.

NDZ001-009-017-031-032-040-043-120530-
/O.CON.KBIS.WS.W.0003.081012T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
421 PM CDT SAT OCT 11 2008 /321 PM MDT SAT OCT 11 2008/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT /MIDNIGHT
MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM IS FORECAST TO MOVE INTO THE
NORTHERN PLAINS LATER TODAY...WITH A RAIN AND SNOW MIX CHANGING
OVER TO ALL SNOW BY TONIGHT...AND THEN CONTINUING INTO SUNDAY. A
STORM TOTAL OF 6 TO 14 INCHES OF WET SNOW IS EXPECTED ACROSS THE
WARNED AREA BY SUNDAY AFTERNOON.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ003-011-021-120530-
/O.EXA.KBIS.WW.Y.0013.081012T0000Z-081013T0600Z/
RENVILLE-WARD-MCLEAN-
INCLUDING THE CITIES OF...MOHALL...MINOT...GARRISON
421 PM CDT SAT OCT 11 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM CDT MONDAY. 

A STRONG AUTUMN STORM SYSTEM IS EXPECTED TO MOVE INTO THE
NORTHERN PLAINS LATER TODAY. A RAIN AND SNOW MIX IS FORECAST TO
OCCUR TONIGHT THROUGH SUNDAY OVER PORTIONS OF EXTREME WESTERN
RENVILLE...WARD...AND MCLEAN COUNTIES...WITH BRIEF PERIODS OF SLEET
POSSIBLE ALONG WITH LIGHT SNOW ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NDZ002-010-018-033-041-044-120530-
/O.CON.KBIS.WW.Y.0013.081012T0000Z-081013T0600Z/
BURKE-MOUNTRAIL-DUNN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...BOWBELLS...NEW TOWN...KILLDEER...
DICKINSON...MOTT...HETTINGER
421 PM CDT SAT OCT 11 2008 /321 PM MDT SAT OCT 11 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM IS EXPECTED TO MOVE INTO THE
NORTHERN PLAINS LATER TODAY. A RAIN AND SNOW MIX IS FORECAST TO
OCCUR TONIGHT THROUGH SUNDAY...WITH BRIEF PERIODS OF SLEET
POSSIBLE ALONG WITH LIGHT SNOW ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SCHECK
000 
WWUS43 KBIS 120231
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
931 PM CDT SAT OCT 11 2008

...A STRONG AUTUMN STORM IS EXPECTED TO IMPACT WESTERN AND
CENTRAL NORTH DAKOTA TONIGHT AND SUNDAY...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN
NORTH DAKOTA TONIGHT AND SUNDAY. A STRONG LOW PRESSURE SYSTEM IS
FORECAST TO CAUSE 6 TO 14 INCHES OF HEAVY WET SNOW OVER FAR
WESTERN NORTH DAKOTA BY SUNDAY AFTERNOON AND EVENING. IN
ADDITION...STRONG GUSTY WINDS WILL DEVELOP LATER TONIGHT AND
LAST INTO SUNDAY MORNING...POSSIBLY CREATING AREAS OF BLOWING AND
DRIFTING SNOW. FURTHER TO THE EAST A RAIN AND SNOW MIX WILL OCCUR
TONIGHT THROUGH SUNDAY...WITH VERY BRIEF PERIODS OF SLEET
POSSIBLE ALONG WITH LIGHT SNOW ACCUMULATIONS. A WINTER WEATHER
ADVISORY IS IN EFFECT FOR THE COUNTIES TO THE EAST OF THE WINTER
STORM WARNING. THE ADVISORY HAS BEEN EXPANDED TO ACCOUNT FOR
WESTERN PORTIONS OF RENVILLE...WARD...AND MCLEAN COUNTIES.

HAZARDOUS TRAVEL CONDITIONS ARE LIKELY ACROSS THE WESTERN THIRD
OF NORTH DAKOTA...ESPECIALLY FOR THOSE TRAVELING ON INTERSTATE
94 AND HIGHWAY 85...TONIGHT AND SUNDAY. SLIPPERY ROADS AND
REDUCED VISIBILITIES IN SNOW AND BLOWING SNOW SHOULD BE EXPECTED. THE
STRONG WINDS AND HEAVY WET SNOW MAY ALSO CAUSE SIGNIFICANT TREE
DAMAGE. THOSE PLANNING TRAVEL ARE ENCOURAGED TO EXERCISE
CAUTION...OR BE PREPARED TO DELAY TRAVEL. STAY TUNED TO LOCAL
MEDIA OR NOAA WEATHER RADIO FOR UPDATES.

NDZ001-009-017-031-032-040-043-121045-
/O.CON.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
931 PM CDT SAT OCT 11 2008 /831 PM MDT SAT OCT 11 2008/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT /MIDNIGHT
MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL MOVE TO THE NORTHERN PLAINS
TONIGHT. A RAIN AND SNOW MIX WILL CHANGE TO ALL SNOW BY MIDNIGHT
TONIGHT AND CONTINUE INTO SUNDAY. A STORM TOTAL OF 6 TO 14 INCHES
OF WET SNOW IS EXPECTED ACROSS THE WARNED AREA BY SUNDAY
AFTERNOON.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ002-003-010-011-018-021-033-041-044-121045-
/O.CON.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
BURKE-RENVILLE-MOUNTRAIL-WARD-DUNN-MCLEAN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...NEW TOWN...MINOT...
KILLDEER...GARRISON...DICKINSON...MOTT...HETTINGER
931 PM CDT SAT OCT 11 2008 /831 PM MDT SAT OCT 11 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL MOVE TO THE NORTHERN PLAINS
LATER OVERNIGHT. A RAIN AND SNOW MIX IS EXPECTED TONIGHT THROUGH
SUNDAY OVER PORTIONS OF EXTREME WESTERN RENVILLE...WARD...AND
MCLEAN COUNTIES. BRIEF PERIODS OF SLEET ARE POSSIBLE ALONG WITH SNOW
ACCUMULATIONS UP TO 3 INCHES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS43 KBIS 120922
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
422 AM CDT SUN OCT 12 2008

...A STRONG AUTUMN STORM WILL CONTINUE TO IMPACT WESTERN AND
CENTRAL NORTH DAKOTA...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN
NORTH DAKOTA TODAY...AS A STRONG LOW PRESSURE SYSTEM IS FORECAST
TO BRING UP TO 10 INCHES OF HEAVY WET SNOW TO PORTIONS OF FAR
WESTERN NORTH DAKOTA BY THIS EVENING. FURTHER TO THE EAST A RAIN
AND SNOW MIX WILL OCCUR THROUGH THIS AFTERNOON...WITH VERY BRIEF
PERIODS OF SLEET OR FREEZING RAIN ALONG WITH LIGHT SNOW
ACCUMULATIONS. A WINTER WEATHER ADVISORY IS IN EFFECT FOR THE
COUNTIES TO THE EAST OF THE WINTER STORM WARNING. 

HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE ACROSS THE WESTERN
THIRD OF NORTH DAKOTA TODAY...ESPECIALLY FOR THOSE TRAVELING ON
INTERSTATE 94 AND HIGHWAY 85. SLIPPERY ROADS AND REDUCED
VISIBILITIES IN FALLING SNOW SHOULD BE EXPECTED. THE HEAVY WET
SNOW MAY ALSO CAUSE SIGNIFICANT TREE DAMAGE. THOSE PLANNING
TRAVEL ARE ENCOURAGED TO EXERCISE CAUTION...OR BE PREPARED TO
DELAY TRAVEL. STAY TUNED TO LOCAL MEDIA OR NOAA WEATHER RADIO FOR
UPDATES.


NDZ001-009-017-031-032-040-043-121730-
/O.CON.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
422 AM CDT SUN OCT 12 2008 /322 AM MDT SUN OCT 12 2008/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT /MIDNIGHT
MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL BRING UP TO 10 INCHES OF WET
SNOW TO THE WARNED AREA BY LATER TODAY.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ002-003-010-011-018-021-033-041-044-121730-
/O.CON.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
BURKE-RENVILLE-MOUNTRAIL-WARD-DUNN-MCLEAN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...NEW TOWN...MINOT...
KILLDEER...GARRISON...DICKINSON...MOTT...HETTINGER
422 AM CDT SUN OCT 12 2008 /322 AM MDT SUN OCT 12 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL CONTINUE TO BRING A RAIN AND
SNOW MIX TODAY...ALONG WITH BRIEF PERIODS OF SLEET OR FREEZING
RAIN. SNOW ACCUMULATIONS UP TO 3 INCHES ARE POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

NH
000 
WWUS43 KBIS 121756
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1256 PM CDT SUN OCT 12 2008

...A STRONG AUTUMN STORM WILL CONTINUE TO IMPACT WESTERN AND
CENTRAL NORTH DAKOTA...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN
NORTH DAKOTA TODAY...AS A STRONG LOW PRESSURE SYSTEM IS FORECAST
TO CAUSE UP TO 12 INCHES OF HEAVY WET SNOW TO PORTIONS OF FAR WESTERN
NORTH DAKOTA BY THIS EVENING. FURTHER TO THE EAST A RAIN AND SNOW
MIX IS EXPECTED TO OCCUR THROUGH THIS AFTERNOON...WITH VERY BRIEF
PERIODS OF SLEET...FREEZING RAIN...OR LIGHT SNOW ACCUMULATIONS. A
WINTER WEATHER ADVISORY IS IN EFFECT FOR THE COUNTIES TO THE EAST
OF THE WINTER STORM WARNING.

HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE ACROSS THE WESTERN
THIRD OF NORTH DAKOTA TODAY...ESPECIALLY FOR THOSE TRAVELING ON
INTERSTATE 94 AND HIGHWAY 85. SLIPPERY ROADS AND REDUCED
VISIBILITIES IN FALLING SNOW SHOULD BE EXPECTED. THE HEAVY WET
SNOW MAY ALSO CAUSE SIGNIFICANT TREE DAMAGE. THOSE PLANNING
TRAVEL ARE ENCOURAGED TO EXERCISE CAUTION...OR BE PREPARED TO
DELAY TRAVEL. STAY TUNED TO LOCAL MEDIA OR NOAA WEATHER RADIO FOR
UPDATES.

NDZ001-009-017-031-032-040-043-130200-
/O.CON.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY...
BEACH...MEDORA...MARMARTH...BOWMAN
1256 PM CDT SUN OCT 12 2008 /1156 AM MDT SUN OCT 12 2008/

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT /MIDNIGHT
MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL BRING UP TO 12 INCHES OF WET
SNOW TO THE WARNED AREA BY LATER TODAY.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ002-003-010-011-018-021-033-041-044-130200-
/O.CON.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
BURKE-RENVILLE-MOUNTRAIL-WARD-DUNN-MCLEAN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...NEW TOWN...MINOT...
KILLDEER...GARRISON...DICKINSON...MOTT...HETTINGER
1256 PM CDT SUN OCT 12 2008 /1156 AM MDT SUN OCT 12 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
/MIDNIGHT MDT/ MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL CONTINUE TO BRING A RAIN AND
SNOW MIX TODAY...ALONG WITH BRIEF PERIODS OF SLEET OR FREEZING
RAIN. SNOW ACCUMULATIONS UP TO 3 INCHES ARE POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SCHECK
000 
WWUS43 KBIS 122102
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
402 PM CDT SUN OCT 12 2008

...A STRONG AUTUMN STORM CONTINUES TO IMPACT WESTERN AND
CENTRAL NORTH DAKOTA...

.A WINTER STORM WARNING REMAINS IN EFFECT ACROSS FAR WESTERN
NORTH DAKOTA TODAY...AS A STRONG LOW PRESSURE SYSTEM IS FORECAST
TO CAUSE UP TO 12 INCHES OF HEAVY WET SNOW TO PORTIONS OF FAR
NORTHWESTERN NORTH DAKOTA BY THIS EVENING. FURTHER TO THE EAST A
RAIN AND SNOW MIX IS EXPECTED TO OCCUR THROUGH THIS
EVENING...WITH VERY LIGHT SNOW ACCUMULATIONS POSSIBLE. A WINTER WEATHER
ADVISORY IS IN EFFECT FOR THE COUNTIES JUST TO THE EAST OF THE
WINTER STORM WARNING.

HAZARDOUS TRAVEL CONDITIONS WILL CONTINUE ACROSS THE WESTERN
THIRD OF NORTH DAKOTA TODAY...ESPECIALLY FOR THOSE TRAVELING ON
INTERSTATE 94 AND HIGHWAY 85. SLIPPERY ROADS AND REDUCED
VISIBILITIES IN FALLING SNOW SHOULD BE EXPECTED. THE HEAVY WET
SNOW MAY ALSO CAUSE SIGNIFICANT TREE DAMAGE. THOSE PLANNING
TRAVEL ARE ENCOURAGED TO EXERCISE CAUTION...OR BE PREPARED TO
DELAY TRAVEL. STAY TUNED TO LOCAL MEDIA OR NOAA WEATHER RADIO FOR
UPDATES.

NDZ031-032-040-043-122215-
/O.CAN.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
INCLUDING THE CITIES OF...BEACH...MEDORA...MARMARTH...BOWMAN
302 PM MDT SUN OCT 12 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE WINTER
STORM WARNING. 

DRY AIR HAS WRAPPED INTO THE BACK OF THE STORM...RESULTING IN
DECREASED SNOW INTENSITY. WHILE 3 TO 12 INCHES OF SNOW HAS BEEN
REPORTED OVER THE AREA...ADDITIONAL ACCUMULATIONS SHOULD REMAIN
LESS THAN ONE INCH.

$$

NDZ003-011-021-033-041-044-122215-
/O.CAN.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
RENVILLE-WARD-MCLEAN-STARK-HETTINGER-ADAMS-
INCLUDING THE CITIES OF...MOHALL...MINOT...GARRISON...DICKINSON...
MOTT...HETTINGER
402 PM CDT SUN OCT 12 2008 /302 PM MDT SUN OCT 12 2008/

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

DRY AIR HAS WRAPPED INTO THE BACK OF THE STORM...RESULTING IN
DECREASED SNOW INTENSITY. WHILE 1 TO 3 INCHES OF SNOW HAS BEEN
REPORTED OVER THE AREA...ADDITIONAL ACCUMULATIONS SHOULD REMAIN
LESS THAN ONE INCH.

$$

NDZ001-009-017-130515-
/O.CON.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY
402 PM CDT SUN OCT 12 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL BRING UP TO 12 INCHES OF WET
SNOW TO THE WARNED AREA BY LATER TODAY.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE.  THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

NDZ002-010-018-130515-
/O.CON.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
BURKE-MOUNTRAIL-DUNN-
INCLUDING THE CITIES OF...BOWBELLS...NEW TOWN...KILLDEER
402 PM CDT SUN OCT 12 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
MONDAY. 

A STRONG AUTUMN STORM SYSTEM WILL CONTINUE TO BRING A RAIN AND
SNOW MIX TODAY. TOTAL SNOW ACCUMULATIONS UP TO 3 INCHES ARE
POSSIBLE.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SCHECK
000 
WWUS43 KBIS 130624
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
124 AM CDT MON OCT 13 2008

...STRONG STORM EXITING THE REGION...

.A STORM SYSTEM THAT PRODUCED 6 TO 10 INCHES OF SNOW OVER FAR
WESTERN NORTH DAKOTA HAS MOVED INTO SOUTHEAST MANITOBA AND
THEREFORE THE WINTER STORM WARNING AND WINTER WEATHER ADVISORY HAS
BEEN ALLOWED TO EXPIRE.

NDZ001-009-017-130730-
/O.EXP.KBIS.WS.W.0003.000000T0000Z-081013T0600Z/
DIVIDE-WILLIAMS-MCKENZIE-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...WATFORD CITY
124 AM CDT MON OCT 13 2008

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. 

A LITTLE LIGHT SNOW OR FLURRIES CAN STILL BE EXPECTED EARLY THIS MORNING.


$$

NDZ002-010-018-130730-
/O.EXP.KBIS.WW.Y.0013.000000T0000Z-081013T0600Z/
BURKE-MOUNTRAIL-DUNN-
INCLUDING THE CITIES OF...BOWBELLS...NEW TOWN...KILLDEER
124 AM CDT MON OCT 13 2008

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

A LITTLE LIGHT SNOW OR FLURRIES CAN STILL BE EXPECTED EARLY THIS MORNING.


$$
TWH

What forecasters said that day

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

NWS Bismarck, ND wrote its last area forecast discussion before this winter storm warning went out at Oct 11, 3:13 AM MDT, 40 minutes earlier.

Area forecast discussion, Oct 11, 3:13 AM MDT, 40 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
413 AM CDT SAT OCT 11 2008

.SHORT TERM...TODAY THROUGH MONDAY NIGHT...
FORECAST CONCERNS/HIGHLIGHTS IN THE SHORT TERM PERIOD WILL FOCUS ON
THE LARGE FALL STORM SYSTEM IMPACTING THE LOCAL REGION OVER THE NEXT
2-3 DAYS. SPECIFIC CHALLENGES REMAIN PRECIPITATION TYPE AND AMOUNTS
TODAY THROUGH SUNDAY. MODEL GUIDANCE IS IN DECENT OVERALL AGREEMENT
OVER THE FIRST 24 HOURS OR SO...WITH SOLUTIONS THEN UNFORTUNATELY
DIVERGING RATHER DRASTICALLY SUNDAY INTO MONDAY. THE GOOD NEWS IS
THERE IS GOOD AGREEMENT WITH THE BRUNT OF THE IMPENDING STORM SYSTEM
TONIGHT INTO SUNDAY MORNING. HAVE USED AN OVERALL BLEND HERE. LATER
SUNDAY AND INTO MONDAY THE 12Z EC IS AN OUTLIER AND MUCH FASTER THAN
OTHER GUIDANCE. FOR THIS PERIOD (SUNDAY NIGHT THROUGH MONDAY NIGHT)
WILL SIDE CLOSER TO A BLEND OF THE SLOWER 00Z GFS AND LATEST SREF
GUIDANCE.

CURRENTLY...THE LARGE CLOSED UPPER LOW CONTINUES TO DEEPEN ACROSS
THE SOUTHWESTERN UNITED STATES. CLOSER TO HOME AN AREA OF MODERATE
TO HEAVY RAIN IS PUSHING INTO EASTERN ND/WESTERN MN ATTM...WHERE
STRONG ISENTROPIC UPGLIDE IS MIGRATING AHEAD OF A STATIONARY
BOUNDARY STRETCHED FROM CENTRAL NB NORTHEAST THROUGH CENTRAL MN.
ENHANCEMENT IN PRECIPITATION IS ALSO UNDERWAY JUST TO OUR SOUTH-
SOUTHWEST ACROSS EASTERN WY/WESTERN SD AS ANOTHER AREA OF LOW
CONDENSATION PRESSURE DEFICITS AND 15-25KTS OF ISENTROPIC LIFT AT
THE 300K SURFACE ADVECTS NORTH. THIS SHOWS UP BEST WITH THE LATEST
GFS...WHICH IF HOLDS TRUE WILL BRING LIGHT PRECIP ACROSS ALL OF
WESTERN ND THIS MORNING MOST LIKELY AS A RAIN AND SNOW MIX GIVEN
SFC TEMPS ARE IN THE MID/UPPER 30S AND 850MB TEMPS ARE -2C. WILL
TAKE ONE LAST LOOK AT SHORT TERM GUIDANCE AND LATEST RADAR BEFORE
FINALIZING.

THE UPPER LOW STARTS TO SLOWLY LIFT NORTHEAST TODAY INTO THE
INTERMOUNTAIN WEST REGION OF SOUTHEASTERN ID/NORTHERN UT. AS THIS
OCCURS WEAK WAA GRADUALLY SHIFTS NORTHEAST THIS AFTERNOON ACROSS THE
FORECAST AREA...WITH DECENT THETA-E ADVECTION PUSHING NORTH INTO THE
NORTHERN PLAINS 18-00Z. ISENTROPIC UPGLIDE LOOKS TO THUS INCREASE
MID TO LATE AFTERNOON AND SHOULD SEE SHOWERS INCREASING IN AERIAL
COVERAGE FROM DICKINSON EAST THROUGH BISMARCK TO AROUND THE DEVILS
LAKE BASIN AREA AND POINTS SOUTH. PRECIPITATION TYPE WILL LIKELY BE
IN LIQUID FORM WITH A POSSIBLE MIX WEST UNDERNEATH SUBFREEZING TEMPS
ALOFT.

THE MAIN EVENT IS TONIGHT INTO SUNDAY MORNING. UPPER LEVEL
DIVERGENCE IN THE LEFT EXIT REGION OF AN UPPER LEVEL JET STREAK
ROTATING AROUND THE CLOSED LOW DEVELOPS SFC CYCLOGENESIS OVER
EASTERN CO THIS AFTERNOON AND EVENING. AS THE JET STREAK CONTINUES
TO ROTATE COUNTER-CLOCKWISE AROUND THE UPPER LOW AND LIFTS
NORTHEAST...DIVERGENCE ALOFT INCREASES DRAMATICALLY ACROSS THE
NORTHERN PLAINS...WHICH IN TURN FURTHER DEVELOPS SURFACE LOW
PRESSURE AND RESULTS IN AN INCREASE IN THE STRONG MOISTURE
TRANSPORT/THETA-E ADVECTION ALREADY UNDERWAY OVER WESTERN AND
CENTRAL NORTH DAKOTA. NEARLY 50KTS OF ISENTROPIC FLOW ON THE 300K
THETA SURFACE IN THE 850-700MB LAYER WITHIN THE WARM CONVEYOR BELT
OF THE COLORADO LOW WILL BE PRESENT THROUGHOUT TONIGHT. THIS IS
SIMILAR TO WHAT MODELS HAD ADVERTISED THE PAST FEW DAYS. SOUTHERLY
FLOW AT 850MB WILL TRANSITION TO THE EAST AT 700MB WITHIN THE
TROWAL FEATURE OF THIS SYSTEM OVER WESTERN ND. THUS AN ENHANCED
PRECIPITATION AREA WILL EXIST OVER MY WESTERN COUNTIES WITH HIGH
QPF AMOUNTS EXPECTED (1-2 INCHES OF WATER). IN ADDITION...STRONG
SUPPORT BOTH AT THE SURFACE AND ALOFT ACROSS WESTERN ND AS COUPLED
CIRCULATION OF THE LOWER JET AND UPPER JET WILL ENHANCE THE UPWARD
VERTICAL MOTION. BIGGEST CHALLENGE THOUGH IS PRECIPITATION TYPE
WITH BOTH THERMAL AND DYNAMIC VARIABLES IN PLAY. LOOKS AS THOUGH
PRECIP WILL CHANGE OVER TO ALL SNOW ALONG THE ND/MT BORDER
EARLY TONIGHT...WITH A SHARP CUTOFF ANOTHER COUNTY OR TWO TO THE
EAST OF THIS LINE WHERE PRECIP REMAINS ALL RAIN. THUS IT STILL
LOOKS AS THOUGH A HEAVY WET SNOW EVENT (6 TO POSSIBLY 14 INCHES)
IS IN THE OFFING FOR FAR WESTERN ND SO HAVE GONE AHEAD AND
UPGRADED THE WINTER STORM WATCH TO A WARNING. HAVE ALSO PLACED A
WINTER WEATHER ADVISORY ONE COUNTY TO THE EAST OF THE WARNED AREA
TO ACCOUNT FOR MIXED PRECIP AND CHANCES FOR LIGHT SNOW
ACCUMULATIONS IF DYNAMIC COOLING PRODUCES ALL SNOW. SPEAKING OF
WHICH...THIS WILL NEED TO BE MONITORED IN CASE AN UPGRADE TO A
WARNING IS NEEDED A BIT FURTHER TO THE EAST. THE UPPER LOW MOVES
INTO THE REGION SUNDAY AND IS SLOW TO MOVE OUT AS PER THE GFS AND
SREF SOLUTIONS. THUS HAVE WINTER HEADLINES VALID FROM 00Z THIS
EVENING THROUGH 06Z SUNDAY EVENING TO ACCOUNT FOR TIMING
UNCERTAINTY.

THE UPPER LOW FINALLY PUSHES EAST ACROSS THE LOCAL REGION MONDAY
AND MONDAY NIGHT...WHERE WE MAY STILL SEE ISOLD-SCT RAIN OR SNOW
DEPENDING ON SFC TEMPS AS TEMPS ALOFT SUPPORT ALL LIGHT SNOW.

&&

.LONG TERM...TUESDAY THROUGH SATURDAY...
SYSTEM INFLUENCING THE NORTHERN PLAINS THROUGH THE SHORT TERM PERIOD
FINALLY MOVES OUT OF THE AREA ON TUESDAY. A NORTHERN STREAM
SHORTWAVE TROUGH MOVING ACROSS THE PRAIRIE PROVINCES OF CANADA WILL
DRAG A COLD FRONT ACROSS THE CWA TUESDAY AFTERNOON INTO TUESDAY
EVENING. LITTLE MOISTURE ASSOCIATED WITH THIS SYSTEM OVER OUR LOCAL
AREA SO WILL KEEP FORECAST DRY. SOME COLDER AIR WILL DROP SOUTH
BEHIND THE COLD FRONT TUESDAY NIGHT INTO WEDNESDAY. ADJUSTED
TEMPERATURES A BIT TO MAKE WEDNESDAY A BIT COOLER THAN TUESDAY.
SURFACE HIGH MOVES ACROSS THE AREA TUESDAY NIGHT THROUGH WEDNESDAY.
GFS AND ECMWF BRING ANOTHER SYSTEM INTO THE REGION IN THE LATTER
PERIODS OF THE EXTENDED PERIOD. ECMWF IS MORE VIGOROUS WITH THE
SHORTWAVE TROUGH AND THE RESULTANT SURFACE PRESSURE PATTERN...BUT
BOTH BRING SOME LIGHT QPF INTO THE WEST WEDNESDAY NIGHT. THIS IS
HANDLED WELL BY THE PREVIOUS FORECAST SO LITTLE CHANGES EXPECTED TO
POPS WEDNESDAY NIGHT.

THIS SYSTEM LOOKS WETTER THAN PREVIOUS RUNS OF THE GFS AND
ECMWF...SO DAY SHIFT MAY NEED TO RAISE POPS ON THURSDAY IF MODELS
CONTINUE THIS TREND. CURRENT GLOBAL GEM IS WEAKER WITH THIS SYSTEM
AND DRY ACROSS OUR CWA ON THURSDAY SO STILL SOME UNCERTAINTY. MODELS
INDICATE A WARMING TREND TOWARD THE WEEKEND.

&&

.AVIATION...
WIDESPREAD MVFR-IFR CIGS AND VSBYS WILL PERSIST THROUGH THE FORECAST
PERIOD. COULD SEE A FEW PERIODS OF VFR CIGS TODAY...BUT WILL LEAN
TOWARD THE PESSIMISTIC SIDE. TONIGHT...EXPECT IFR-LIFR CIGS AND
VSBYS ACROSS THE CWA. MAIN PROBLEM WILL BE PRECIP TYPE. WILL CONFINE
SNOW TO DIK AND ISN TAF SITES...WITH RAIN AT BIS MOT AND JMS.

&&

.BIS WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WARNING FROM 7 PM CDT /6 PM MDT/ THIS EVENING TO 1
AM CDT /MIDNIGHT MDT/ MONDAY FOR NDZ001-009-017-031-032-040-043.

WINTER WEATHER ADVISORY FROM 7 PM CDT /6 PM MDT/ THIS EVENING TO
1 AM CDT /MIDNIGHT MDT/ MONDAY FOR NDZ002-010-018-033-041-044.

&&

NH/TWH
Hazardous weather outlook, Oct 10, 4:40 AM MDT, 23 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
540 AM CDT FRI OCT 10 2008

NDZ001-009-017-018-111045-
DIVIDE-WILLIAMS-MCKENZIE-DUNN-
540 AM CDT FRI OCT 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST NORTH
DAKOTA AND SOUTHWEST NORTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

THERE IS A CHANCE OF A RAIN AND SNOW MIX TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY AFTERNOON.

A LARGE STORM SYSTEM IS EXPECTED TO BRING ANOTHER ROUND OF
PRECIPITATION TO THE REGION. RAIN IS EXPECTED TO CHANCE TO ALL
SNOW ON SATURDAY. THE SNOW MAY BECOME HEAVY SATURDAY NIGHT AND
INTO SUNDAY. THERE IS THE POTENTIAL FOR 4 TO 8 INCHES OF SNOW BY
SUNDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...SPOTTERS ARE ENCOURAGED TO REPORT
SNOWFALL AMOUNTS TO THE NATIONAL WEATHER SERVICE OFFICE IN
BISMARCK.

NDZ031>033-040-041-043-044-111045-
GOLDEN VALLEY-BILLINGS-STARK-SLOPE-HETTINGER-BOWMAN-ADAMS-
440 AM MDT FRI OCT 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST NORTH
DAKOTA.

.DAY ONE...TODAY AND TONIGHT

WINTER WEATHER ADVISORY IN EFFECT THIS MORNING FOR THE
POSSIBILITY OF 1 TO 3 INCHES OF WET SNOW. A RAIN AND SNOW MIX IS
EXPECTED AGAIN FOR TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY AFTERNOON.

A LARGE STORM SYSTEM IS EXPECTED TO BRING ANOTHER ROUND OF
PRECIPITATION TO THE REGION. RAIN IS EXPECTED TO CHANGE TO ALL
SNOW BY SATURDAY NIGHT. THE SNOW MAY BECOME HEAVY SATURDAY NIGHT
AND INTO SUNDAY. THERE IS THE POTENTIAL FOR 4 TO 8 INCHES OF SNOW
BY SUNDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...SPOTTERS ARE ENCOURAGED TO REPORT
SNOWFALL AMOUNTS TO THE NATIONAL WEATHER SERVICE OFFICE IN
BISMARCK.

NDZ002>005-010>013-019>023-025-034>037-042-045>048-050-051-111045-
BURKE-RENVILLE-BOTTINEAU-ROLETTE-MOUNTRAIL-WARD-MCHENRY-PIERCE-
MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-FOSTER-MORTON-BURLEIGH-KIDDER-
STUTSMAN-GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
540 AM CDT FRI OCT 10 2008 /440 AM MDT FRI OCT 10 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH
DAKOTA AND SOUTHEAST NORTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

PERIODS OF LIGHT TO MODERATE RAIN IS EXPECTED TODAY MAINLY ACROSS
SOUTH CENTRAL NORTH DAKOTA. A FEW EMBEDDED THUNDERSTORMS ARE ALSO
POSSIBLE TODAY FAR SOUTH CENTRAL.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

HEAVY RAINFALL IS POSSIBLE SATURDAY NIGHT INTO SUNDAY. THE RAIN
MAY MIX WITH A FEW WET SNOWFLAKES ACROSS PORTIONS OF CENTRAL NORTH
DAKOTA EARLY SUNDAY AND SUNDAY NIGHT AS COLDER AIR ENTERS THE
REGION.

.SPOTTER INFORMATION STATEMENT...SPOTTERS ARE ENCOURAGED TO
REPORT RAINFALL AMOUNTS TO THE NATIONAL WEATHER SERVICE OFFICE IN
BISMARCK.

NH

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 11, 3:53 AM MDTWinter Weather AdvisoryBISAdams, Burke, Dunn, Hettinger, Mountrail, Renville and 1 more44 hr

Nearby

Winter Storm Warnings in North Dakota, 2008Every winter storm 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.