Alert archive / North Dakota / Winter Storm Warnings in 2011

Winter Storm Warning 6, NWS Bismarck, ND

April 18, 201116 counties in North Dakota

NWS Bismarck, ND issued this winter storm warning at Apr 18, 2011, 2:57 PM MDT for 16 counties in North Dakota. It took effect at Apr 18, 2011, 9:00 PM MDT. It was in force for 33 hr. 24 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
Apr 18, 2011, 2:57 PM MDT (20:57 UTC)
In effect from
Apr 18, 2011, 9:00 PM MDT
Expired
Apr 20, 2011, 5:41 AM MDT
In force
33 hr
Issued by
NWS Bismarck, ND

Counties Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dickey County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Slope County, ND, Stark County, ND, Stutsman County, ND

The radar

The Bismarck radar (KBIS), 41 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.

What was reported inside it

TimeReportWhereRemark
Apr 19, 7:00 AM MDTSNOW 215 S Glen Ullin, NDSTILL SNOWING
Apr 19, 7:00 AM MDTSNOW 3Dickinson, ND
Apr 19, 7:00 AM MDTHEAVY SNOW 5.51 N Mott, ND
Apr 19, 7:30 AM MDTSNOW 1Hettinger, ND
Apr 19, 8:00 AM MDTHEAVY SNOW 5.5Bowman, ND
Apr 19, 9:00 AM MDTSNOW 17 Nw Taylor, ND
Apr 19, 9:00 AM MDTSNOW 34 E Regent, ND
Apr 19, 11:08 AM MDTHEAVY SNOW 8Marmarth, NDTOTAL SNOWFALL 8.0 INCHES SO FAR...STILL SNOWING.
Apr 19, 11:39 AM MDTHEAVY SNOW 7Bowman, NDDRIFTING AND BLOWING. VSBY ABOUT 1 MILE.
Apr 19, 3:32 PM MDTHEAVY SNOW 14Bowman, NDSTORM TOTAL THUS FAR... RELAYED BY BROADCAST MEDIA...
Apr 19, 3:40 PM MDTSNOW 2Bismarck, NDSTORM TOTAL THUS FAR... SNOW MELTING ON CONTACT WITH GROUND...
Apr 19, 3:51 PM MDTSNOW 53 W Hettinger, ND
Apr 19, 3:51 PM MDTHEAVY SNOW 8Mott, ND
Apr 19, 4:40 PM MDTHEAVY SNOW 6Golva, ND
Apr 19, 4:40 PM MDTHEAVY SNOW 8Medora, NDSTORM TOTAL SO FAR...STILL SNOWING.
Apr 19, 4:40 PM MDTHEAVY SNOW 8Scranton, NDSTORM TOTAL SO FAR...STILL SNOWING.
Apr 19, 4:40 PM MDTHEAVY SNOW 152 Nw Mud Buttes, NDESTIMATED 14 TO 16 INCHES OF SNOW SO FAR...STILL SNOWING.
Apr 19, 4:52 PM MDTHEAVY SNOW 6Amidon, NDSNOW TOTAL SO FAR...STILL SNOWING.
Apr 19, 6:37 PM MDTHEAVY SNOW 8Reeder, ND0.39 INCHES OF LIQUID EQUIVALENT...
Apr 19, 8:17 PM MDTSNOW 2.6Bismarck, ND...STORM TOTAL SO FAR IN NORTH BISMARCK...
Apr 19, 8:31 PM MDTSNOW 3Bismarck, ND
Apr 19, 8:52 PM MDTHEAVY SNOW 9Elgin, ND...RELAYED BY BROADCAST MEDIA...
Apr 19, 9:26 PM MDTSNOW 1.2Trotters, ND
Apr 19, 9:37 PM MDTSNOW 11.5Marmarth, NDSTORM TOTAL. WATER EQUIVALENT 0.84 INCHES.

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, 9.0 hours before the alert went out and 45 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 2011-04-18Temperature 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 2011-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
620 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
108 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.

650 
WWUS43 KBIS 182057
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
357 PM CDT MON APR 18 2011

...ANOTHER SPRING STORM TAKES AIM ON NORTH DAKOTA...

.A STORM SYSTEM WILL WILL MOVE OUT OF THE ROCKIES AND INTO THE
PLAINS TONIGHT. SNOW WILL DEVELOP OVER THE SOUTHWEST TONIGHT AND
SPREAD EAST THROUGH TUESDAY...THEN TAPER OFF FROM WEST TO EAST
TUESDAY NIGHT. 

A WINTER STORM WARNING HAS BEEN ISSUED FOR PORTIONS OF SOUTHWEST
AND SOUTH CENTRAL NORTH DAKOTA...ALONG AND SOUTH OF INTERSTATE 94.
SNOW AMOUNTS OF 4 TO 6 INCHES ARE EXPECTED ALONG THE INTERSTATE...
INCREASING TO AROUND 8 INCHES ALONG THE SOUTH DAKOTA BORDER. THIS
INCLUDES THE CITIES OF BOWMAN...DICKINSON...BISMARCK...ASHLEY AND
JAMESTOWN.

A WINTER WEATHER ADVISORY HAS BEEN ISSUED TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE...TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE
ADVISORY INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON...
HARVEY AND CARRINGTON.

AS IS ALWAYS THE CASE WITH THESE SPRINGTIME STORMS...UNCERTAINTY
REMAINS WITH THE IMPACTS OF THIS STORM. ALTHOUGH WINDS ARE NOT
EXPECTED TO BE A SIGNIFICANT FACTOR...THE HEAVY WET NATURE OF THE
SNOW CAN CERTAINLY IMPACT TRAVEL AND COMMERCE. THE HEAVIEST
ACCUMULATIONS WILL BE ON GRASSY SURFACES.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ001>005-009>013-182200-
/O.CAN.KBIS.WS.A.0006.110419T0200Z-110420T1100Z/
DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-
MCHENRY-PIERCE-
INCLUDING THE CITIES OF...CROSBY...BOWBELLS...MOHALL...
BOTTINEAU...ROLLA...WILLISTON...NEW TOWN...MINOT...TOWNER...RUGBY
357 PM CDT MON APR 18 2011

...WINTER STORM WATCH IS CANCELLED...

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

HEAVY SNOW IS EXPECTED TO REMAIN SOUTH OF THE AREA.

$$

NDZ031>034-040>045-190500-
/O.UPG.KBIS.WS.A.0006.110419T0200Z-110420T1100Z/
/O.NEW.KBIS.WS.W.0006.110419T0300Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
357 PM CDT MON APR 18 2011 /257 PM MDT MON APR 18 2011/

...WINTER STORM WARNING IN EFFECT FROM 10 PM CDT /9 PM MDT/ THIS
EVENING TO 1 AM CDT /MIDNIGHT MDT/ WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM CDT
/9 PM MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ WEDNESDAY. THE
WINTER STORM WATCH IS NO LONGER IN EFFECT.

* SNOW WILL BEGIN LATE THIS EVENING...AND CONTINUE THROUGH
  TUESDAY EVENING.

* 4 TO 8 INCHES OF HEAVY WET SNOW WILL IMPACT TRAVEL AND
  COMMERCE. STAY AWARE OF THE LATEST FORECAST INFORMATION FROM
  YOUR NATIONAL WEATHER SERVICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-190500-
/O.UPG.KBIS.WS.A.0006.110419T0200Z-110420T1100Z/
/O.NEW.KBIS.WS.W.0006.110419T0900Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
357 PM CDT MON APR 18 2011

...WINTER STORM WARNING IN EFFECT FROM 4 AM TUESDAY TO 7 AM CDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 4 AM
TUESDAY TO 7 AM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* SNOW WILL BEGIN LATE TONIGHT AND CONTINUE THROUGH LATE TUESDAY
  NIGHT.

* 4 TO 8 INCHES OF HEAVY WET SNOW WILL IMPACT TRAVEL AND COMMERCE.
  STAY AWARE OF THE LATEST FORECAST INFORMATION FROM YOUR
  NATIONAL WEATHER SERVICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-190500-
/O.UPG.KBIS.WS.A.0006.110419T0200Z-110420T1100Z/
/O.NEW.KBIS.WW.Y.0059.110419T0300Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
357 PM CDT MON APR 18 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
1 AM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 1 AM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* SNOW WILL BEGIN LATE THIS EVENING AND CONTINUE THROUGH TUESDAY
  EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW MAY CAUSE IMPACTS TO TRAVEL AND
  COMMERCE. STAY AWARE OF THE LATEST FORECAST INFORMATION FROM
  YOUR NATIONAL WEATHER SERVICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$

NDZ021>023-025-190500-
/O.UPG.KBIS.WS.A.0006.110419T0200Z-110420T1100Z/
/O.NEW.KBIS.WW.Y.0059.110419T0900Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
357 PM CDT MON APR 18 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TUESDAY TO 7 AM
CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 AM TUESDAY
TO 7 AM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* SNOW WILL BEGIN LATE TONIGHT.

* SNOW WILL CONTINUE THROUGH LATE TUESDAY NIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW MAY CAUSE IMPACTS TO TRAVEL AND
  COMMERCE. STAY AWARE OF THE LATEST FORECAST INFORMATION FROM
  YOUR NATIONAL WEATHER SERVICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$
TWH
9 follow-up statements
459 
WWUS43 KBIS 190217
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
917 PM CDT MON APR 18 2011

...ANOTHER SPRING STORM TAKES AIM ON NORTH DAKOTA...

.A STORM SYSTEM WILL WILL MOVE OUT OF THE ROCKIES AND INTO THE
PLAINS OVERNIGHT. SNOW WILL DEVELOP OVER THE SOUTHWEST OVERNIGHT AND
SPREAD EAST THROUGH TUESDAY...THEN TAPER OFF FROM WEST TO EAST
TUESDAY NIGHT.

A WINTER STORM WARNING REMAINS IN EFFECT FOR PORTIONS OF SOUTHWEST
AND SOUTH CENTRAL NORTH DAKOTA...ALONG AND SOUTH OF INTERSTATE
94. SNOW AMOUNTS OF 4 TO 6 INCHES ARE EXPECTED ALONG THE
INTERSTATE... INCREASING TO AROUND 8 INCHES ALONG THE SOUTH
DAKOTA BORDER. THIS INCLUDES THE CITIES OF BOWMAN...DICKINSON...
BISMARCK...ASHLEY AND JAMESTOWN.

A WINTER WEATHER ADVISORY REMAINS IN EFFECT TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE ADVISORY
INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON... HARVEY
AND CARRINGTON.

ALTHOUGH WINDS ARE NOT EXPECTED TO BE A SIGNIFICANT FACTOR WITH
THIS STORM...TRAVEL WILL BE IMPACTED BY REDUCED VISIBILITIES AND
SLICK ROADS DURING PERIODS OF HIGHER INTENSITY SNOWFALL.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ031>034-040>045-191030-
/O.CON.KBIS.WS.W.0006.110419T0300Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
917 PM CDT MON APR 18 2011 /817 PM MDT MON APR 18 2011/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM CDT /9 PM
MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM CDT /9 PM
MDT/ THIS EVENING TO 1 AM CDT /MIDNIGHT MDT/ WEDNESDAY. 

* SNOW WILL BEGIN OVERNIGHT...AND CONTINUE THROUGH TUESDAY
  EVENING.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TUESDAY EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-191030-
/O.CON.KBIS.WS.W.0006.110419T0900Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
917 PM CDT MON APR 18 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM TUESDAY TO
7 AM CDT WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM TUESDAY TO
7 AM CDT WEDNESDAY. 

* SNOW WILL BEGIN OVERNIGHT AND CONTINUE THROUGH LATE TUESDAY
  NIGHT.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-191030-
/O.CON.KBIS.WW.Y.0059.110419T0300Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
917 PM CDT MON APR 18 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 1 AM CDT WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 1 AM CDT WEDNESDAY. 

* SNOW WILL BEGIN OVERNIGHT AND CONTINUE THROUGH TUESDAY EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TUESDAY EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NDZ021>023-025-191030-
/O.CON.KBIS.WW.Y.0059.110419T0900Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
917 PM CDT MON APR 18 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TUESDAY TO
7 AM CDT WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TUESDAY TO
7 AM CDT WEDNESDAY. 

* SNOW WILL BEGIN OVERNIGHT AND CONTINUE THROUGH LATE TUESDAY
  NIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH LATE
  TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

KINNEY
018 
WWUS43 KBIS 190855
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
355 AM CDT TUE APR 19 2011

...ANOTHER SPRING STORM TAKES AIM ON NORTH DAKOTA...

.A STORM SYSTEM WAS MOVING OUT OF THE ROCKIES AND INTO THE PLAINS
THIS MORNING. SNOW...HEAVY AT TIMES...WILL CONTINUE TO DEVELOP
OVER THE SOUTHWEST AND SOUTH CENTRAL AND SPREAD NORTH AND EAST
TODAY...THEN TAPER OFF FROM WEST TO EAST TONIGHT.

A WINTER STORM WARNING REMAINS IN EFFECT FOR PORTIONS OF
SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA...ALONG AND SOUTH OF
INTERSTATE 94. SNOW AMOUNTS OF 4 TO 6 INCHES ARE EXPECTED ALONG
THE INTERSTATE... INCREASING TO AROUND 8 INCHES ALONG THE SOUTH
DAKOTA BORDER. THIS INCLUDES THE CITIES OF BOWMAN...DICKINSON...
BISMARCK...ASHLEY AND JAMESTOWN.

A WINTER WEATHER ADVISORY REMAINS IN EFFECT TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE
ADVISORY INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON...
HARVEY AND CARRINGTON.

ALTHOUGH WINDS ARE NOT EXPECTED TO BE A SIGNIFICANT FACTOR WITH
THIS STORM...TRAVEL WILL BE IMPACTED BY REDUCED VISIBILITIES AND
SLICK ROADS DURING PERIODS OF HIGHER INTENSITY SNOWFALL.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ031>034-040>045-191700-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
355 AM CDT TUE APR 19 2011 /255 AM MDT TUE APR 19 2011/

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

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

* SNOW...HEAVY AT TIMES...WILL CONTINUE TODAY THROUGH THIS
  EVENING.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-191700-
/O.CON.KBIS.WS.W.0006.110419T0900Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
355 AM CDT TUE APR 19 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW...HEAVY AT TIMES...WILL CONTINUE TODAY THROUGH LATE TONIGHT.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-191700-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
355 AM CDT TUE APR 19 2011

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

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

* SNOW WILL CONTINUE THROUGH THIS EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NDZ021>023-025-191700-
/O.CON.KBIS.WW.Y.0059.110419T0900Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
355 AM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW WILL DEVELOP AND CONTINUE TODAY THROUGH LATE TONIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH LATE 
  TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

JV
383 
WWUS43 KBIS 191610
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1110 AM CDT TUE APR 19 2011

...ANOTHER SPRING STORM TAKES AIM ON NORTH DAKOTA...

.A STORM SYSTEM WAS MOVING OUT OF THE ROCKIES AND INTO THE PLAINS
THIS MORNING. SNOW...HEAVY AT TIMES...CONTINUES ACROSS SOUTHWEST
AND SOUTH CENTRAL NORTH DAKOTA. SNOW REPORTS OF AROUND 6 INCHES
HAVE ALREADY BEEN REPORTED IN BOWMAN AND HETTINGER COUNTIES. SNOW
WILL CONTINUE TO SPREAD EAST TODAY...THEN TAPER OFF FROM WEST TO
EAST TONIGHT.

A WINTER STORM WARNING REMAINS IN EFFECT FOR PORTIONS OF
SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA...ALONG AND SOUTH OF
INTERSTATE 94. SNOW AMOUNTS OF 4 TO 6 INCHES ARE EXPECTED ALONG
THE INTERSTATE... INCREASING TO AROUND 8 INCHES ALONG THE SOUTH
DAKOTA BORDER. THIS INCLUDES THE CITIES OF BOWMAN...DICKINSON...
BISMARCK...ASHLEY AND JAMESTOWN.

A WINTER WEATHER ADVISORY REMAINS IN EFFECT TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE
ADVISORY INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON...
HARVEY AND CARRINGTON.

ALTHOUGH WINDS ARE NOT EXPECTED TO BE A SIGNIFICANT FACTOR WITH
THIS STORM...TRAVEL WILL BE IMPACTED BY REDUCED VISIBILITIES AND
SLICK ROADS DURING PERIODS OF HIGHER INTENSITY SNOWFALL.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ031>034-040>045-200015-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
1110 AM CDT TUE APR 19 2011 /1010 AM MDT TUE APR 19 2011/

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

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

* SNOW...HEAVY AT TIMES...WILL CONTINUE TODAY THROUGH THIS 
  EVENING. 

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS 
  EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-200015-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
1110 AM CDT TUE APR 19 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW...HEAVY AT TIMES...WILL CONTINUE TODAY THROUGH LATE 
  TONIGHT.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-200015-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
1110 AM CDT TUE APR 19 2011

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

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

* SNOW WILL CONTINUE THROUGH THIS EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS 
  EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NDZ021>023-025-200015-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
1110 AM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW WILL DEVELOP AND CONTINUE TODAY THROUGH LATE TONIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH LATE 
  TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
TWH
510 
WWUS43 KBIS 192105
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
405 PM CDT TUE APR 19 2011

...ANOTHER SPRING STORM TAKES AIM ON NORTH DAKOTA...

.A STORM SYSTEM WILL MOVE ACROSS THE NORTHERN AND CENTRAL PLAINS
TONIGHT. SNOW...HEAVY AT TIMES...CONTINUES ACROSS SOUTH CENTRAL
NORTH DAKOTA. SNOW WAS BEGINNING TO LIGHTEN UP IN THE WEST. SNOW
AMOUNTS OF 6 TO 8 INCHES WERE REPORTED IN THE SOUTHWEST TODAY.
SNOW WILL CONTINUE THIS EVENING...THEN TAPER OFF FROM WEST TO EAST
TONIGHT.

A WINTER STORM WARNING REMAINS IN EFFECT FOR PORTIONS OF
SOUTHWEST AND SOUTH CENTRAL NORTH DAKOTA...ALONG AND SOUTH OF
INTERSTATE 94. SNOW AMOUNTS OF 3 TO 5 INCHES ARE EXPECTED ALONG
THE INTERSTATE...INCREASING TO AROUND 8 INCHES ALONG THE SOUTH
DAKOTA BORDER. THIS INCLUDES THE CITIES OF BOWMAN...DICKINSON...
BISMARCK...ASHLEY AND JAMESTOWN.

A WINTER WEATHER ADVISORY REMAINS IN EFFECT TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE
ADVISORY INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON...
HARVEY AND CARRINGTON.

ALTHOUGH WINDS ARE NOT EXPECTED TO BE A SIGNIFICANT FACTOR WITH
THIS STORM...TRAVEL WILL BE IMPACTED BY REDUCED VISIBILITIES AND
SLICK ROADS DURING PERIODS OF HIGHER INTENSITY SNOWFALL. WET
ROADS MAY BECOME ICY TONIGHT.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ031>034-040>045-200515-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
405 PM CDT TUE APR 19 2011 /305 PM MDT TUE APR 19 2011/

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

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

* SNOW...HEAVY AT TIMES...WILL CONTINUE THIS EVENING.

* 4 TO 8 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS 
  EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-200515-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
405 PM CDT TUE APR 19 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH LATE TONIGHT.

* 3 TO 6 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-200515-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
405 PM CDT TUE APR 19 2011

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

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

* SNOW WILL CONTINUE THROUGH THIS EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS 
  EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NDZ021>023-025-200515-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
405 PM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH LATE 
  TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
TWH
391 
WWUS43 KBIS 192200
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
500 PM CDT TUE APR 19 2011

...ANOTHER SPRING STORM HITS SOUTHWEST AND SOUTH CENTRAL NORTH
DAKOTA...

.A STORM SYSTEM WILL MOVE ACROSS THE NORTHERN AND CENTRAL PLAINS
TONIGHT. SNOW...HEAVY AT TIMES...WILL CONTINUES ACROSS SOUTHERN
NORTH DAKOTA THIS EVENING...AND END FROM WEST TO EAST OVERNIGHT.
SNOWFALL AMOUNTS TODAY RANGED FROM 5 TO 10 INCHES OVER BOWMAN...
SLOPE...ADAMS AND HETTINGER COUNTIES. REPORTS OF UP TO 14 INCHES
HAVE BEEN RECEIVED FROM AROUND THE BOWMAN AREA. FARTHER EAST...
SNOW AMOUNTS OF 4 TO 8 INCHES ARE STILL POSSIBLE FROM ELGIN AND
SELFRIDGE...EAST THROUGH LINTON AND ASHLEY...TO OAKES. SNOW
TOTALS OF 3 TO 5 INCHES ARE LIKELY FROM DICKINSON TO BISMARCK AND
JAMESTOWN BY EARLY WEDNESDAY MORNING. A WINTER STORM WARNING
REMAINS IN EFFECT FOR THESE AREAS.

A WINTER WEATHER ADVISORY REMAINS IN EFFECT TO THE NORTH OF THE
WARNING...NORTH OF THE INTERSTATE TO HIGHWAY 200. LESSER AMOUNTS
OF 1 TO 4 INCHES ARE EXPECTED IN THIS AREA. CITIES IN THE
ADVISORY INCLUDE...WATFORD CITY...KILLDEER...BEULAH...GARRISON...
HARVEY AND CARRINGTON.

ALTHOUGH WINDS ARE NOT EXPECTED TO BE A SIGNIFICANT FACTOR WITH
THIS STORM...TRAVEL WILL BE IMPACTED BY REDUCED VISIBILITIES
DURING PERIODS OF HIGHER INTENSITY SNOWFALL. IN ADDITION...WET
AND SLUSHY ROADS WILL BECOME ICY TONIGHT.

MONITOR NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST
INFORMATION...OR VISIT WWW.WEATHER.GOV/BIS.

NDZ031>034-040>045-200600-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT-BOWMAN-
ADAMS-SIOUX-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MANDAN...
MARMARTH...MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES
500 PM CDT TUE APR 19 2011 /400 PM MDT TUE APR 19 2011/

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

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

* SNOW...HEAVY AT TIMES...WILL CONTINUE THIS EVENING.

* 4 TO 10 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS
  EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ035>037-046>048-050-051-200600-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
500 PM CDT TUE APR 19 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH LATE TONIGHT.

* 3 TO 6 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ017>020-200600-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
500 PM CDT TUE APR 19 2011

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

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

* SNOW WILL CONTINUE THROUGH THIS EVENING.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH THIS 
  EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

NDZ021>023-025-200600-
/O.CON.KBIS.WW.Y.0059.000000T0000Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
500 PM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* SNOW WILL CONTINUE THROUGH LATE TONIGHT.

* 1 TO 4 INCHES OF HEAVY WET SNOW ARE EXPECTED THROUGH LATE 
  TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
729 
WWUS43 KBIS 200244
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
944 PM CDT TUE APR 19 2011

...SPRING STORM WINDING DOWN ACROSS SOUTHERN NORTH DAKOTA...

.LIGHT TO MODERATE SNOW WILL CONTINUE TO MOVE EAST AND TAPER OFF 
ACROSS SOUTH CENTRAL NORTH DAKOTA...THROUGH THE LATE EVENING AND
OVERNIGHT HOURS. AN ADDITIONAL INCH OR TWO OF SNOW IS
POSSIBLE...ESPECIALLY ALONG AND EAST OF THE MISSOURI RIVER. ANY
SNOW SHOULD BE EAST OF THE JAMESTOWN AND OAKES AREAS BY DAY BREAK.

NDZ031>033-040-041-043-044-200345-
/O.CAN.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
GOLDEN VALLEY-BILLINGS-STARK-SLOPE-HETTINGER-BOWMAN-ADAMS-
INCLUDING THE CITIES OF...BEACH...MEDORA...DICKINSON...MARMARTH...
MOTT...BOWMAN...HETTINGER
844 PM MDT TUE APR 19 2011

...WINTER STORM WARNING IS CANCELLED...

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

ONLY SCATTERED LIGHT SNOW AND FLURRIES ARE EXPECTED TONIGHT...WITH
LITTLE OR NO ADDITIONAL ACCUMULATION.

$$

NDZ017>020-200345-
/O.CAN.KBIS.WW.Y.0059.000000T0000Z-110420T0600Z/
MCKENZIE-DUNN-MERCER-OLIVER-
INCLUDING THE CITIES OF...WATFORD CITY...KILLDEER...BEULAH...
HAZEN...CENTER
944 PM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

ONLY SCATTERED LIGHT SNOW AND FLURRIES ARE EXPECTED TONIGHT OVER
PORTIONS OF CENTRAL NORTH DAKOTA...WITH LITTLE OR NO ADDITIONAL
ACCUMULATION..

$$

NDZ021>023-025-200345-
/O.CAN.KBIS.WW.Y.0059.000000T0000Z-110420T1200Z/
MCLEAN-SHERIDAN-WELLS-FOSTER-
INCLUDING THE CITIES OF...GARRISON...MCCLUSKY...HARVEY...
CARRINGTON
944 PM CDT TUE APR 19 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

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

ONLY SCATTERED LIGHT SNOW AND FLURRIES ARE EXPECTED TONIGHT...WITH
LITTLE OR NO ADDITIONAL ACCUMULATION..

$$

NDZ035>037-046>048-050-051-201045-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
944 PM CDT TUE APR 19 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT
WEDNESDAY. 

* LIGHT TO MODERATE SNOW WILL CONTINUE INTO THE EARLY MORNING
  HOURS...BEFORE TAPERING OFF FROM WEST TO EAST TOWARD DAY BREAK.

* AN ADDITIONAL INCH OR TWO OF SNOW IS POSSIBLE THROUGH THE EARLY
  MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NDZ034-042-045-200600-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
MORTON-GRANT-SIOUX-
INCLUDING THE CITIES OF...MANDAN...ELGIN...FORT YATES
944 PM CDT TUE APR 19 2011 /844 PM MDT TUE APR 19 2011/

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

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

* LIGHT TO MODERATE SNOW WILL PERSIST THROUGH LATE EVENING BEFORE
  TAPERING OFF AFTER MIDNIGHT.

* AN ADDITIONAL INCH OF SNOW IS POSSIBLE THROUGH LATE EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

KINNEY
187 
WWUS43 KBIS 200600
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
100 AM CDT WED APR 20 2011

...SPRING STORM WINDING DOWN ACROSS SOUTHERN NORTH DAKOTA...

.THE WINTER STORM WARNING IS NOW IN EFFECT ONLY FROM BISMARCK TO
JAMESTOWN AND SOUTH TO THE SOUTH DAKOTA BORDER. LIGHT TO MODERATE
SNOW WILL CONTINUE MAINLY EAST OF THE MISSOURI RIVER FOR THE REST
OF TONIGHT. THE AREA OF SNOW IS EXPECTED TO CONTINUE MOVING EAST
AND TAPER OFF ACROSS SOUTH CENTRAL NORTH DAKOTA...THROUGH THE
OVERNIGHT HOURS. AN ADDITIONAL INCH OR TWO OF SNOW IS POSSIBLE
FROM THE MISSOURI RIVER TO THE JAMES RIVER VALLEY...BUT ANY SNOW
SHOULD BE EAST OF THE JAMESTOWN AND OAKES AREAS BY DAYBREAK.

NDZ034-042-045-200700-
/O.EXP.KBIS.WS.W.0006.000000T0000Z-110420T0600Z/
MORTON-GRANT-SIOUX-
INCLUDING THE CITIES OF...MANDAN...ELGIN...FORT YATES
100 AM CDT WED APR 20 2011 /1200 AM MDT WED APR 20 2011/

...WINTER STORM WARNING WILL EXPIRE AT 1 AM CDT /MIDNIGHT MDT/
EARLY THIS MORNING...

THE WINTER STORM WARNING WILL EXPIRE AT 1 AM CDT /MIDNIGHT MDT/
EARLY THIS MORNING. 

ONLY SCATTERED LIGHT SNOW OR FLURRIES ARE EXPECTED FOR THE REST OF
TONIGHT...WITH LITTLE OR NO ACCUMULATION.



$$

NDZ035>037-046>048-050-051-201200-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BISMARCK...STEELE...JAMESTOWN...
LINTON...NAPOLEON...EDGELEY...ASHLEY...OAKES
100 AM CDT WED APR 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING. 

* LIGHT TO MODERATE SNOW WILL CONTINUE INTO THE EARLY MORNING 
  HOURS...BEFORE TAPERING OFF FROM WEST TO EAST TOWARD DAY 
  BREAK. 

* AN ADDITIONAL INCH OR TWO OF SNOW IS POSSIBLE THROUGH THE 
  EARLY MORNING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

JV
099 
WWUS43 KBIS 200907
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
407 AM CDT WED APR 20 2011

...SPRING STORM WINDING DOWN ACROSS SOUTHERN NORTH DAKOTA...

.LIGHT TO MODERATE SNOW WILL CONTINUE ALONG AND EAST OF A LINE
FROM JAMESTOWN TO NAPOLEON AND ASHLEY AND EAST. THIS IS WHERE THE
WINTER STORM WARNING REMAINS IN EFFECT UNTIL DAYBREAK. LIGHT
ACCUMULATIONS ARE POSSIBLE THROUGH SUNRISE...BUT ANY SNOW SHOULD
BE EAST OF THE JAMESTOWN AND OAKES AREAS BY DAYBREAK.

NDZ035-036-046-201015-
/O.CAN.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
BURLEIGH-KIDDER-EMMONS-
INCLUDING THE CITIES OF...BISMARCK...STEELE...LINTON
407 AM CDT WED APR 20 2011

...WINTER STORM WARNING IS CANCELLED...

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

ONLY SCATTERED LIGHT SNOW OR FLURRIES ARE EXPECTED THROUGH
DAYBREAK...WITH LITTLE OR NO ACCUMULATION..

$$

NDZ037-047-048-050-051-201200-
/O.CON.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...JAMESTOWN...NAPOLEON...EDGELEY...
ASHLEY...OAKES
407 AM CDT WED APR 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING. 

* LIGHT TO MODERATE SNOW WILL CONTINUE INTO THE EARLY MORNING 
  HOURS...BEFORE TAPERING OFF FROM WEST TO EAST TOWARD DAY 
  BREAK. 

* AN ADDITIONAL INCH OF SNOW IS POSSIBLE THROUGH THE EARLY MORNING
  HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST
TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

JV
037 
WWUS43 KBIS 201141
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
641 AM CDT WED APR 20 2011

...SNOW HAS ENDED...

.THE SNOW HAS ENDED ACROSS SOUTH CENTRAL NORTH DAKOTA AND THE
WINTER STORM WARNING HAS BEEN CANCELLED.

NDZ037-047-048-050-051-201245-
/O.CAN.KBIS.WS.W.0006.000000T0000Z-110420T1200Z/
STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...JAMESTOWN...NAPOLEON...EDGELEY...
ASHLEY...OAKES
641 AM CDT WED APR 20 2011

...WINTER STORM WARNING IS CANCELLED...

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

THE SNOW HAS ENDED ACROSS THE SOUTH CENTRAL. THE WINTER STORM
WARNING HAS BEEN CANCELLED.

$$
WAA

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 Apr 18, 1:51 PM MDT, 1 hour 6 minutes earlier.

Area forecast discussion, Apr 18, 1:51 PM MDT, 1 hour 6 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
251 PM CDT MON APR 18 2011

.SHORT TERM...TONIGHT THROUGH TUESDAY NIGHT...

A LARGE BLOCKING RIDGE REMAINS ENTRENCHED OVER THE BERING
STRAIGHT...FORCING SHORTWAVES TOPPING THE RIDGE TO DIVE SOUTH INTO
THE WESTERN CONUS...WHERE HEIGHTS HAVE BEEN CONSISTENTLY LOWER AS A
RESULT OF THE FLOW DOWNSTREAM FROM THE BLOCK. THE MAJOR FEATURE OF
CONCERN DURING THE TERM IS ONE SUCH WAVE...WHICH IS CURRENTLY
BEGINNING TO CROSS OVER THE ROCKIES AND LEND SUPPORT TO A LARGE
DEVELOPING COLORADO LOW. THIS SYSTEM IS THE INSTIGATOR FOR WINTER
STORM WATCHES COVERING THE ENTIRETY OF THE CWA. QUESTION NOW IS
WHAT TO DO WITH THE WATCH.

SOME LIGHT SNOW AND FLURRIES WILL CONTINUE THROUGH THE LATE
AFTERNOON DUE TO AN AREA OF WEAK ISENTROPIC LIFT NORTHEAST OF THE
MAIN SURFACE LOW. ONCE THE LOW BEGINS TO TRACK EAST
TONIGHT...MOISTURE WRAPPING AROUND TO THE NORTH OF THE CYCLONE
WILL BEGIN TO SPREAD MORE SUBSTANTIAL SNOW INTO NORTH
DAKOTA...PARTICULARLY WITHIN THE SOUTHERN HALF OF THE FORECAST
AREA. SNOW WILL REMAIN LIGHT UNTIL LATE TONIGHT OR EARLY TUESDAY
MORNING...WHEN AN INVERTED TROUGH...EXTENDING TO THE NORTH FROM
THE NORTHWEST QUADRANT OF THE LOW...BEGINS TO APPROACH AND THEN
PASS THROUGH MY FAR SOUTHERN COUNTIES. TUESDAY AFTERNOON...WITH
THE INVERTED TROUGH IN PLACE...THE MID-LEVEL TROUGH FINALLY BEGINS
TO TRAVERSE THE REGION. WHERE AND WHEN THE TWO FEATURES OVERLY ONE
ANOTHER THERE WILL BE SUBSTANTIALLY HEAVIER SNOW THAN
ELSEWHERE...AND THE AREA OF SNOW WILL BE COME MORE WIDESPREAD
ACROSS THE STATE. SNOW IS NOT EXPECTED TO TAPER OFF UNTIL LATE IN
THE TERM...WITH LIGHT SNOW AND FLURRIES CONTINUING UNTIL LATE
TUESDAY NIGHT...WHEN HIGH SURFACE PRESSURE AND UPPER LEVEL RIDGING
BUILD IN. TOTAL SNOWFALL ACCUMULATIONS COULD APPROACH 4 TO 8 INCHES
ALONG AND SOUTH OF INTERSTATE 94...ALTHOUGH LOCAL HEAVIER AMOUNTS
ARE POSSIBLE. LIGHTER SNOWFALL AMOUNTS ARE EXPECTED TO THE
NORTH...WITH FAR NORTHERN AREAS SEEING LESS THAN AN INCH.

ALL DETERMINISTIC MODELS HAVE SHIFTED FARTHER NORTH WITH THE SNOW.
EVEN THE ECMWF...WHICH WAS FARTHEST SOUTH HAS COME MORE INTO LINE
WITH THE OTHER MODELS AS FAR AS THE TRACK. ALTHOUGH IT PRODUCES
LESS QPF AND IS SLOWER TO TRAVERSE THE CWA FROM WEST TO EAST.

A LOOK AT GFS/NAM HEAVY BANDED SNOW CROSS SECTIONS INDICATE DECENT
OMEGA ABOVE A LAYER OF STRONG 2-D FG FORCING. WITH THE THE OMEGA
OCCURRING WITHIN THE DENDRITIC GROWTH ZONE. THE TRACK OF THE 700
MB LOW ON THE GFS IS ALSO IDEAL FOR PLACING THE HEAVIEST SNOW
ALONG THE SOUTHERN TIER COUNTIES OF NORTH DAKOTA. THE NAM/GEM ARE
ONLY SLIGHTLY FARTHER SOUTH. THE ECMWF IS ALSO ON THE SAME TRACK
AS THE GFS BUT A BIT SLOWER AND WEAKER. GFS ALSO PLACES GREATEST
QG FORCING ALONG THE SD BORDER.

THE BIG QUESTION IS WHETHER THE STRONGER FORCING CAN OVERCOME THE
EFFECTS OF THE LESS THAN DESIRABLE TEMPERATURE PROFILE AND THE
WARM GROUND. IT DOES LOOK LIKE ALL SNOW...HOWEVER DURING THE LATE
MORNING THROUGH AFTERNOON...WET BULB TEMPERATURES RISE ABOVE
FREEZING...WHICH WOULD INDICATE A VERY WET SNOW OR POSSIBLY RAIN
SNOW MIX AND NOT MUCH ACCUMULATION. HOWEVER...THINK THIS WILL NOT
BE A PROBLEM LATE TONIGHT INTO EARLY TUESDAY OVER THE SOUTHWEST.
AND POSSIBLY AGAIN TUESDAY EVENING OVER THE SOUTHEAST CWA. HOWEVER
BY THIS TIME THE FG FORCING IS ON THE WANE. LOOKING AT LATEST SREF
PRODUCTS FROM THE SPC...THE BEST OVERLAY OF FG FORCING WITH A
DEEP LAYER OF DENTRITIC GROWTH TRACKS ALONG THE ND/SD BORDER.
THERE IS ALSO SOME INDICATION OF SLANTWISE CONVECTION IN THIS ARE
FROM THE GFS AROUND MIDDAY TUESDAY. IF THIS DOES PAN OUT...THE
FORCING MAY BE STRONG ENOUGH TO OVERCOME THE WARM SURFACE
TEMPERATURES. THEREFORE WE HAVE DECIDED TO GO WITH A WINTER STORM
WARNING ALONG AND SOUTH OF INTERSTATE 94. THERE APPEARS TO BE A
SHARP CUTOFF IN THE PRECIPITATION FIELD AS YOU GO NORTH OF HIGHWAY
200...SO WILL GO WITH A WINTER WEATHER ADVISORY FOR A THIN BAND OF
COUNTIES TO THE NORTH OF THE WARNING...SPARING THE FAR NORTHWEST
AND NORTH CENTRAL.

TEMPERATURES WILL REMAIN WELL BELOW NORMAL THROUGH THE TERM...WITH
HIGHS IN THE MID TO UPPER 30S AND LOWS IN MID TO UPPER 20S.

.LONG TERM...WEDNESDAY THROUGH MONDAY...
THE LONG TERM CONTINUES TO SHOW AN UNSETTLED TREND WITH A MEAN
TROUGH ACROSS THE INTER MOUNTAIN WEST...EJECTING SEVERAL SHORTWAVE
TROUGHS THROUGH NORTH DAKOTA.

AN EXITING STORM WEDNESDAY MORNING WILL BE FOLLOWED BY A TRANSITORY
RIDGE WEDNESDAY AFTERNOON INTO WEDNESDAY NIGHT. THE NEXT PAIR OF
SHORTWAVES FOLLOW FOR THURSDAY INTO FRIDAY. THE FIRST H7 LOW MOVES
FROM NEAR DICKINSON TO HARVEY DURING THE DAY THURSDAY WITH A CHANCE
OF RAIN MAINLY ALONG AND TO THE SOUTH OF THE TRACK. THE SECOND
SHORTWAVE AND H7 LOW SLATED FOR THURSDAY NIGHT/FRIDAY MOVES FROM
SOUTHWEST SOUTH DAKOTA TO SOUTHERN MINNESOTA BY 00Z SATURDAY. NORTH
DAKOTA WILL REMAIN ON THE COLDER OR NORTHERN SIDE OF THE H7 LOW
TRACK RESULTING IN A CHANCE FOR RAIN/SNOW THURSDAY NIGHT INTO FRIDAY
MORNING...THEN A CHANCE OF RAIN FRIDAY AFTERNOON. TOTAL LIQUID
PRECIPITATION WILL LIKELY RANGE BETWEEN A QUARTER TO ONE HALF INCH
THROUGH FRIDAY. ANOTHER TRANSITORY RIDGE SLIDES THROUGH FRIDAY NIGHT
THROUGH SATURDAY WITH DRIER CONDITIONS.

DESPITE MILDER TEMPERATURES SATURDAY THROUGH MONDAY WITH HIGHS IN
THE 50S...BOTH THE GFS AND ECMWF SHOW MORE SHORTWAVES TRAVERSING
THROUGH SUNDAY THROUGH MONDAY. THE ECMWF CONTINUES TO SHOW A
POSSIBLE LONG DURATION HIGH QPF AND MOSTLY RAIN EVENT FROM MONDAY
THROUGH WEDNESDAY NIGHT. THE GFS IS JUST SLIGHTLY FURTHER EAST...BUT
THIS WILL HAVE TO BE MONITORED CLOSELY ESPECIALLY WITH ONGOING
FLOODING CONCERNS.

&&

.AVIATION...
MVFR AND IFR CEILINGS WILL CONTINUE INTO TONIGHT AS A LARGE SYSTEM
BEGINS TO IMPACT THE AREA AFTER 06Z TUESDAY. THIS SYSTEM WILL
PRODUCE AN AREA OF SNOW AND MVFR/IFR CEILINGS...ESPECIALLY OVER THE
SOUTHERN AERODROMES FROM KDIK TO KBIS AND INTO KJMS LATE TONIGHT
THROUGH TUESDAY NIGHT. THIS IS WHERE THE HEAVIEST SNOWS ARE EXPECTED
TO OCCUR. IT IS POSSIBLE KMOT AND KISN COULD ALSO SEE BRIEF PERIODS
OF SIGNIFICANTLY LOWERED CONDITIONS WITHIN AREAS OF SNOW. EASTERLY
WINDS OF 10 TO 20 KNOTS SHOULD CONTINUE THROUGH THE TERM.

&&

.BIS WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 1 AM CDT
WEDNESDAY FOR NDZ017>020.

WINTER STORM WARNING FROM 10 PM CDT /9 PM MDT/ THIS EVENING TO 1
AM CDT /MIDNIGHT MDT/ WEDNESDAY FOR NDZ031>034-040>045.

WINTER STORM WARNING FROM 4 AM TUESDAY TO 7 AM CDT WEDNESDAY FOR
NDZ035>037-046>048-050-051.

WINTER WEATHER ADVISORY FROM 4 AM TUESDAY TO 7 AM CDT WEDNESDAY
FOR NDZ021>023-025.

&&

SHORT TERM...TWH/BPN
LONG TERM/AVIATION....KS/BPN
Hazardous weather outlook, Apr 18, 5:35 AM MDT, 9 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
635 AM CDT MON APR 18 2011

NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-191135-
DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-
MCHENRY-PIERCE-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-
FOSTER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-KIDDER-
STUTSMAN-SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-EMMONS-LOGAN-
LA MOURE-MCINTOSH-DICKEY-
635 AM CDT MON APR 18 2011

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

.DAY ONE...TODAY AND TONIGHT
THERE WILL BE A LITTLE LIGHT SNOW ACROSS THE AREA TODAY...MIXED A
LITTLE FREEZING DRIZZLE IN THE SOUTHWEST THIS MORNING. ANY FREEZING
DRIZZLE WILL MAKE ROADS AND SIDEWALKS SLIPPERY.

A WINTER STORM WATCH IS IN EFFECT TONIGHT THROUGH TUESDAY NIGHT. SEE
WWW.WEATHER.GOV/BIS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

WINTER STORM WATCH CONTINUES TUESDAY AND TUESDAY NIGHT.

UNSETTLED WEATHER WILL CONTINUE THROUGH THE REMAINDER OF THE WORK
WEEK WITH PERIODIC CHANCES OF RAIN AND/OR SNOW CONTINUING THROUGH
FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

JP MARTIN

In the hours before

Local storm report, Apr 18, 10:26 AM MDT, 4 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1126 AM CDT MON APR 18 2011

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

1126 AM     SNOW             DICKINSON               46.88N 102.79W
04/18/2011  M4.0 INCH        STARK              ND   CO-OP OBSERVER

            4.0 INCHES LAST 24HRS.

&&

KSIMOSKO
Local storm report, Apr 18, 10:27 AM MDT, 4 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1127 AM CDT MON APR 18 2011

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

1127 AM     SNOW             1 E DUNN CENTER         47.35N 102.60W
04/18/2011  M3.0 INCH        DUNN               ND   CO-OP OBSERVER

            3.0 INCHES LAST 24HRS.

&&

KSIMOSKO
Local storm report, Apr 18, 10:28 AM MDT, 4 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1128 AM CDT MON APR 18 2011

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

1128 AM     SNOW             HEART BUTTE DAM         46.60N 101.81W
04/18/2011  M1.0 INCH        GRANT              ND   CO-OP OBSERVER

            1.0 INCHES LAST 24HRS.

&&

KSIMOSKO
Local storm report, Apr 18, 10:30 AM MDT, 4 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1130 AM CDT MON APR 18 2011

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

1130 AM     SNOW             MARSHALL                47.14N 102.33W
04/18/2011  M1.0 INCH        DUNN               ND   CO-OP OBSERVER

            1.0 INCHES LAST 24HRS.

&&

KSIMOSKO
Local storm report, Apr 18, 11:55 AM MDT, 3 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1255 PM CDT MON APR 18 2011

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

0800 AM     SNOW             2 NW BEULAH             47.28N 101.81W
04/18/2011  E2.0 INCH        MERCER             ND   CO-OP OBSERVER

            24 HOUR SNOWFALL.

&&

PAYD
Local storm report, Apr 18, 11:56 AM MDT, 3 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1256 PM CDT MON APR 18 2011

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

0800 AM     SNOW             MARSHALL                47.14N 102.33W
04/18/2011  M1.0 INCH        DUNN               ND   CO-OP OBSERVER

            24 HOUR SNOWFALL.

&&

PAYD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 2:57 PM MDTWinter Weather AdvisoryBISDunn, Foster, McKenzie, Mercer, Oliver, Sheridan and 1 more30 hr

Nearby

Winter Storm Warnings in North Dakota, 2011Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.