Winter Storm Warning Replaces Watch!

National Weather Service Snow Predictions

A vigorous storm is headed toward North Central Montana. Effective 3 am Tuesday morning until Noon Wednesday. Heavy wet snow is expected, protect young livestock.

Heavy snow can also down power lines and tree limbs.

CASCADE-CHOUTEAU-JUDITH BASIN-FERGUS-MEAGHER-
 INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
 KINGS HILL PASS...BIG SANDY...FORT BENTON...STANFORD...
 LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS
 307 PM MDT MON APR 12 2010
 
 ...WINTER STORM WARNING IN EFFECT FROM 3 AM TUESDAY TO NOON MDT
 WEDNESDAY...
 
 THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
 STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
 FROM 3 AM TUESDAY TO NOON MDT WEDNESDAY. THE WINTER STORM WATCH IS
 NO LONGER IN EFFECT.
 
 * TIMING AND MAIN IMPACT: LIGHT SNOW IS EXPECTED TO DEVELOP 
   LATE TONIGHT THEN INCREASE IN INTENSITY DURING THE DAY 
   TUESDAY. SNOW IS EXPECTED TO DIMINISH LATER TUESDAY NIGHT. 
 
 * SNOW ACCUMULATIONS: OVER THE PLAINS 5 TO 10 INCHES ARE 
   POSSIBLE WHILE THE MOUNTAINS COULD SEE 10 TO 20 INCHES. 
 
 * WINDS AND VISIBILITY: NORTHWEST WINDS 20 TO 30 MPH ARE
   EXPECTED TO DEVELOP TUESDAY AFTERNOON. GUSTS TO 40 MPH WILL BE
   POSSIBLE. VISIBILITIES WILL FREQUENTLY BE BELOW 2 MILES AND
   LOCALLY BELOW ONE-HALF MILE IN THE SNOW AND BLOWING SNOW.
 
 * OTHER IMPACTS: ROADWAYS WILL BE SNOW COVERED AND SLIPPERY FOR
   THE MORNING COMMUTE ON TUESDAY. ISOLATED POWER OUTAGES ARE ALSO
   POSSIBLE. THE COMBINATION OF GUSTY NORTHWEST WINDS AND WET SNOW
   COULD STRESS YOUNG LIVESTOCK.
 
 * LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...
   STANFORD...LEWISTOWN...LEWISTOWN DIVIDE...BIG SANDY... FORT
   BENTON...GREAT FALLS...KINGS HILL PASS
 
 PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
 A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
 EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
 MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.
 
 FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.
 
 &&
 
 
MTZ011-047-130500- /O.UPG.KTFX.WS.A.0005.100413T0600Z-100414T1200Z/ /O.NEW.KTFX.WS.W.0005.100413T1500Z-100414T1800Z/ HILL-BLAINE- INCLUDING THE FOLLOWING LOCATIONS...HAVRE...CHINOOK 307 PM MDT MON APR 12 2010 ...WINTER STORM WARNING IN EFFECT FROM 9 AM TUESDAY TO NOON MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 9 AM TUESDAY TO NOON MDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING AND MAIN IMPACT: LIGHT SNOW IS EXPECTED TO DEVELOP DURING THE MID MORNING HOURS ON TUESDAY IN THE HAVRE AREA...THEN INCREASE IN INTENSITY DURING THE AFTERNOON ON TUESDAY. SNOW IS EXPECTED TO DIMINISH ON WEDNESDAY MORNING. * SNOW ACCUMULATIONS: OVER THE PLAINS 5 TO 10 INCHES ARE POSSIBLE WHILE THE MOUNTAINS COULD SEE UP TO 14 INCHES. * WINDS AND VISIBILITY: NORTHWEST WINDS 20 TO 30 MPH ARE EXPECTED TO DEVELOP TUESDAY AFTERNOON. GUSTS TO 40 MPH WILL BE POSSIBLE. VISIBILITIES WILL BE BELOW ONE MILE AT TIMES. * OTHER IMPACTS: ROADWAYS WILL BE SNOW COVERED AND SLIPPERY FOR THE MORNING COMMUTE ON TUESDAY. ISOLATED POWER OUTAGES ARE ALSO POSSIBLE. THE COMBINATION OF GUSTY NORTHWEST WINDS AND WET SNOW COULD STRESS YOUNG LIVESTOCK. * LOCATIONS AFFECTED INCLUDE: CHINOOK...HAVRE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1. &&
MTZ009-010-044>046-048-049-130500- /O.NEW.KTFX.WS.W.0005.100413T0900Z-100414T1800Z/ NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-TOOLE-LIBERTY- EASTERN PONDERA-SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CUT BANK...SHELBY...CHESTER...CONRAD...CHOTEAU... FAIRFIELD 307 PM MDT MON APR 12 2010 ...WINTER STORM WARNING IN EFFECT FROM 3 AM TUESDAY TO NOON MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 3 AM TUESDAY TO NOON MDT WEDNESDAY. * TIMING AND MAIN IMPACT: WIDESPREAD SNOW WILL DEVELOP OVER THE ROCKY MOUNTAIN FRONT AND PORTIONS OF CENTRAL MONTANA AFTER MIDNIGHT. THE SNOW WILL CONTINUE TO FALL INTO WEDNESDAY MORNING BEFORE DIMINISHING. THE SNOW WILL BE HEAVY AT TIMES ON TUESDAY. * SNOW ACCUMULATIONS: BY WEDNESDAY MORNING...EXPECT TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES AT LOWER ELEVATIONS AND 15 TO 20 INCHES IN THE MOUNTAINS. * WINDS AND VISIBILITY: EXPECT VISIBILITIES TO BE REDUCED TO LESS THAN ONE HALF MILE AT TIMES ON TUESDAY. ADDITIONALLY...NORTHWEST WINDS OF 15 TO 25 MPH...WITH GUSTS TO 30 MPH WILL PRODUCE AREAS OF BLOWING SNOW. * OTHER IMPACTS: ROADWAYS WILL BE SNOW COVERED AND SLIPPERY FOR THE MORNING COMMUTE ON TUESDAY. ISOLATED POWER OUTAGES ARE ALSO POSSIBLE. THE COMBINATION OF GUSTY NORTHWEST WINDS AND WET SNOW COULD STRESS YOUNG LIVESTOCK. * LOCATIONS AFFECTED INCLUDE: FAIRFIELD...CHOTEAU...CHESTER... SHELBY...BROWNING...MARIAS PASS...LOGAN PASS...CONRAD...CUT BANK PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.
BEAVERHEAD-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON-JEFFERSON-
 BROADWATER-GALLATIN-
 INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...DILLON...
 MONIDA PASS...HELENA...MACDONALD PASS...LINCOLN...ROGERS PASS...
 ENNIS...TWIN BRIDGES...RAYNOLDS PASS...BOULDER...WHITEHALL...
 HOMESTAKE PASS...TOWNSEND...BOZEMAN...BOZEMAN PASS...
 WEST YELLOWSTONE...TARGHEE PASS
 307 PM MDT MON APR 12 2010
 
 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
 MIDNIGHT MDT TUESDAY NIGHT FOR ELEVATIONS ABOVE 5500 FEET...
 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
 MIDNIGHT MDT TUESDAY NIGHT FOR ELEVATIONS BELOW 5500 FEET...
 
 THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
 STORM WARNING FOR ELEVATIONS ABOVE 5500 FEET FOR SNOW AND BLOWING
 SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT
 TUESDAY NIGHT. A WINTER WEATHER ADVISORY FOR ELEVATIONS BELOW 5500
 FEET HAS ALSO BEEN ISSUED. THIS WINTER WEATHER ADVISORY FOR
 ELEVATIONS BELOW 5500 FEET IS FOR SNOW AND BLOWING SNOW AND IS IN
 EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT TUESDAY NIGHT.
 
 * TIMING AND MAIN IMPACT: WIDESPREAD SNOW WILL DEVELOP OVER
   SOUTHWEST MONTANA AROUND MIDNIGHT...AND THEN CONTINUE TO SNOW
   THROUGH THE DAY ON TUESDAY. THE SNOW COULD BE HEAVY AT TIMES
   LATER TONIGHT THROUGH TUESDAY.
 
 * SNOW ACCUMULATIONS: EXPECT NEW SNOW ACCUMULATIONS BY LATE
   TUESDAY EVENING TO RANGE FROM 3 TO 6 INCHES IN THE VALLEYS TO 7
   TO 12 INCHES IN THE MOUNTAINS.
 
 * WINDS AND VISIBILITY: EXPECT NORTHWEST WINDS OF 15 TO 25
   MPH...WITH GUSTS AROUND 30 MPH AT TIMES ON TUESDAY...REDUCING
   VISIBILITIES BELOW ONE HALF MILE AT TIMES.
 
 * OTHER IMPACTS: ROADWAYS WILL BECOME SNOW COVERED AND SLIPPERY
   FOR THE MORNING COMMUTE ON TUESDAY. ISOLATED POWER OUTAGES ARE
   ALSO POSSIBLE. THE COMBINATION OF GUSTY NORTHWEST WINDS AND WET
   SNOW COULD STRESS YOUNG LIVESTOCK.
 
 * LOCATIONS AFFECTED INCLUDE: BOZEMAN...BOZEMAN PASS...WEST
   YELLOWSTONE...TARGHEE PASS...BOULDER...WHITEHALL...HOMESTAKE
   PASS...TOWNSEND...BIG HOLE PASS...DILLON...MONIDA PASS...
   HELENA...MACDONALD PASS...LINCOLN...ROGERS PASS...ENNIS... TWIN
   BRIDGES...RAYNOLDS PASS
 
 PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
 A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
 EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
 MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.
 
 A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
 VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
 BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
 AREAS.
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