Alert archive / Montana / High Wind Warnings in 2015
High Wind Warning 20, NWS Great Falls, MT
NWS Great Falls, MT issued this high wind warning at Dec 6, 2015, 1:51 PM MST. It took effect at Dec 7, 2015, 12:00 PM MST. It was in force for 63 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 6, 2015, 1:51 PM MST (20:51 UTC)
- In effect from
- Dec 7, 2015, 12:00 PM MST
- Expired
- Dec 10, 2015, 2:56 AM MST
- In force
- 63 hr
- Issued by
- NWS Great Falls, MT
The text
As transmitted, in the capitals the NWS used until 2016.
598 WWUS75 KTFX 062051 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 151 PM MST SUN DEC 6 2015 ...STRONG WESTERLY WINDS EXPECTED ACROSS NORTH CENTRAL AND CENTRAL MONTANA THIS WEEK... .A STRONG WESTERLY FLOW ALOFT COMBINED WITH A STRONG SURFACE PRESSURE GRADIENT WILL CONTINUE WINDY CONDITIONS THROUGH MID WEEK ACROSS NORTH CENTRAL AND CENTRAL MONTANA. SEVERAL DISTURBANCES IN THE UPPER LEVEL FLOW WILL CAUSE WINDS TO STRENGTHEN TO DANGEROUS LEVELS AT TIMES BUT OCCASIONAL LULLS BELOW HIGH WIND CRITERIA ARE LIKELY. MTZ009-048-071100- /O.UPG.KTFX.HW.A.0019.151207T1900Z-151209T1300Z/ /O.NEW.KTFX.HW.W.0020.151207T1900Z-151209T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 151 PM MST SUN DEC 6 2015 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 6 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM NOON MONDAY TO 6 AM MST WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * WINDS...SOUTHWEST 35 TO 55 MPH WITH GUSTS UP TO 80 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR MONDAY AFTERNOON AND EVENING... AND AGAIN TUESDAY NIGHT THROUGH WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010-014-071100- /O.UPG.KTFX.HW.A.0019.151207T1900Z-151209T1300Z/ /O.NEW.KTFX.HW.W.0020.151207T1900Z-151209T1300Z/ EASTERN GLACIER-CENTRAL AND SOUTHERN LEWIS AND CLARK- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...FLESHER PASS... HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS 151 PM MST SUN DEC 6 2015 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 6 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM NOON MONDAY TO 6 AM MST WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS UP TO 65 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR MONDAY AFTERNOON AND EVENING...AND AGAIN TUESDAY NIGHT THROUGH WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ012-013-044>046-049-050-054-071100- /O.UPG.KTFX.HW.A.0019.151207T1900Z-151209T1300Z/ /O.NEW.KTFX.HW.W.0020.151208T0100Z-151209T1300Z/ CASCADE-CHOUTEAU-TOOLE-LIBERTY-EASTERN PONDERA-EASTERN TETON- JUDITH BASIN-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS... KINGS HILL PASS...BIG SANDY...FORT BENTON...SHELBY...CHESTER... CONRAD...FAIRFIELD...STANFORD...WHITE SULPHUR SPRINGS 151 PM MST SUN DEC 6 2015 ...HIGH WIND WARNING IN EFFECT FROM 6 PM MONDAY TO 6 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 6 PM MONDAY TO 6 AM MST WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * WINDS...SOUTHWEST 35 TO 45 MPH WITH GUSTS UP TO 65 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR MONDAY NIGHT... AND AGAIN TUESDAY NIGHT THROUGH WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ011-047-051-071100- /O.EXT.KTFX.HW.A.0019.151208T0100Z-151209T1300Z/ HILL-BLAINE-FERGUS- INCLUDING THE FOLLOWING LOCATIONS...HAVRE...CHINOOK...LEWISTOWN... LEWISTOWN DIVIDE 151 PM MST SUN DEC 6 2015 ...HIGH WIND WATCH NOW IN EFFECT FROM MONDAY EVENING THROUGH LATE TUESDAY NIGHT... * WINDS...WEST 30 TO 40 MPH WITH GUSTS UP TO 60 MPH. * TIMING...THE STRONGEST WINDS WILL LIKELY OCCUR MONDAY NIGHT... AND AGAIN TUESDAY NIGHT THROUGH WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS AND POSSIBLY DAMAGING HIGH WIND EVENT. PLEASE CONTINUE TO MONITOR THE LATEST FORECASTS FOR UPDATES. && $$
8 follow-up statements
557 WWUS75 KTFX 071002 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 302 AM MST MON DEC 7 2015 MTZ011-047-051-080015- /O.UPG.KTFX.HW.A.0019.151208T0100Z-151209T1300Z/ /O.EXA.KTFX.HW.W.0020.151208T0100Z-151209T1300Z/ HILL-BLAINE-FERGUS- INCLUDING THE FOLLOWING LOCATIONS...HAVRE...CHINOOK...LEWISTOWN... LEWISTOWN DIVIDE 302 AM MST MON DEC 7 2015 ...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST WEDNESDAY. THIS WARNING REPLACES THE HIGH WIND WATCH. * WINDS...PERIODS OF SOUTHWEST WINDS 25 TO 35 MPH WITH OCCASIONAL GUSTS UP TO 65 MPH. HOWEVER...WINDS WILL SIGNIFICANTLY DECREASE AT TIMES AS WELL. * TIMING...THE STRONGEST WINDS WILL LIKELY OCCUR TONIGHT...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ009-048-080015- /O.CON.KTFX.HW.W.0020.151207T1900Z-151209T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 302 AM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST 30 TO 50 MPH WITH GUSTS UP TO 80 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR THIS AFTERNOON AND EVENING...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010-014-080015- /O.CON.KTFX.HW.W.0020.151207T1900Z-151209T1300Z/ EASTERN GLACIER-CENTRAL AND SOUTHERN LEWIS AND CLARK- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...FLESHER PASS... HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS 302 AM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS UP TO 70 MPH AT TIMES. HOWEVER...WINDS WILL SIGNIFICANTLY DECREASE AT TIMES AS WELL. * TIMING...THE STRONGEST WINDS WILL OCCUR THIS AFTERNOON AND EVENING...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ012-013-044>046-049-050-054-080015- /O.CON.KTFX.HW.W.0020.151208T0100Z-151209T1300Z/ CASCADE-CHOUTEAU-TOOLE-LIBERTY-EASTERN PONDERA-EASTERN TETON- JUDITH BASIN-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS... KINGS HILL PASS...BIG SANDY...FORT BENTON...SHELBY...CHESTER... CONRAD...FAIRFIELD...STANFORD...WHITE SULPHUR SPRINGS 302 AM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS UP TO 70 MPH AT TIMES. HOWEVER...WINDS WILL SIGNIFICANTLY DECREASE AT TIMES AS WELL. * TIMING...THE STRONGEST WINDS WILL OCCUR TONIGHT...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
806 WWUS75 KTFX 072122 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 222 PM MST MON DEC 7 2015 MTZ009-048-081200- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 222 PM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY. * WINDS...SOUTHWEST 30 TO 50 MPH...WITH GUSTS UP TO 80 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR THIS EVENING...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS...ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010-014-081200- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ EASTERN GLACIER-CENTRAL AND SOUTHERN LEWIS AND CLARK- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...FLESHER PASS... HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS 222 PM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY. * WINDS...SOUTHWEST 35 TO 45 MPH...WITH GUSTS UP TO 70 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR THIS EVENING...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS...ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ011>013-044>047-049>051-054-081200- /O.CON.KTFX.HW.W.0020.151208T0100Z-151209T1300Z/ HILL-CASCADE-CHOUTEAU-TOOLE-LIBERTY-EASTERN PONDERA-BLAINE- EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS... KINGS HILL PASS...BIG SANDY...FORT BENTON...SHELBY...CHESTER... CONRAD...CHINOOK...FAIRFIELD...STANFORD...LEWISTOWN... LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS 222 PM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST WEDNESDAY... HIGH WIND WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST WEDNESDAY. * WINDS...SOUTHWEST 35 TO 45 MPH...WITH GUSTS UP TO 70 MPH. * TIMING...THE STRONGEST WINDS WILL OCCUR TONIGHT...AND AGAIN TUESDAY NIGHT INTO WEDNESDAY. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS...ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
466 WWUS75 KTFX 080456 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 956 PM MST MON DEC 7 2015 MTZ009-048-090000- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 956 PM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... * WINDS...WEST WINDS WILL INCREASE TO 30 TO 50 MPH BY TUESDAY AFTERNOON WITH GUSTS UP TO 80 MPH AT TIMES. * TIMING...THE STRONGEST WINDS WILL OCCUR LATE TUESDAY AFTERNOON INTO WEDNESDAY...BUT BRIEF WINDY PERIODS ARE STILL POSSIBLE UNTIL THEN. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010>014-044>047-049>051-054-090000- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ EASTERN GLACIER-HILL-CASCADE-CHOUTEAU- CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY- EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...HAVRE... GREAT FALLS...KINGS HILL PASS...BIG SANDY...FORT BENTON... FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS... SHELBY...CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD... LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS 956 PM MST MON DEC 7 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH BY TUESDAY AFTERNOON WITH GUSTS UP TO 65 MPH AT TIMES. * TIMING...THE STRONGEST WINDS WILL OCCUR LATE TUESDAY AFTERNOON INTO WEDNESDAY...BUT BRIEF WINDY PERIODS ARE STILL POSSIBLE UNTIL THEN. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
052 WWUS75 KTFX 082129 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 229 PM MST TUE DEC 8 2015 MTZ009-048-091300- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 229 PM MST TUE DEC 8 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST 30 TO 50 MPH WITH GUSTS UP TO 85 MPH. * TIMING...THE STRONGEST WINDS OF THE WARNING PERIOD ARE EXPECTED THIS EVENING AND WILL CONTINUE OVERNIGHT. WINDS ARE EXPECTED TO DIMINISH WEDNESDAY MORNING BUT ANOTHER BLAST OF STRONG WIND COULD MOVE THROUGH THE REGION WEDNESDAY AFTERNOON AND EVENING SO THIS WARNING MAY NEED TO BE EXTENDED IN TIME. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010>014-044>047-049>051-054-091300- /O.CON.KTFX.HW.W.0020.000000T0000Z-151209T1300Z/ EASTERN GLACIER-HILL-CASCADE-CHOUTEAU- CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY- EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...HAVRE... GREAT FALLS...KINGS HILL PASS...BIG SANDY...FORT BENTON... FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS... SHELBY...CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD... LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS 229 PM MST TUE DEC 8 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST WEDNESDAY... * WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS UP TO 70 MPH. * TIMING...THE STRONGEST WINDS OF THE WARNING PERIOD ARE EXPECTED THIS EVENING AND WILL CONTINUE OVERNIGHT. WINDS ARE EXPECTED TO DIMINISH WEDNESDAY MORNING BUT ANOTHER BLAST OF STRONG WIND COULD MOVE THROUGH THE REGION WEDNESDAY AFTERNOON AND EVENING SO THIS WARNING MAY NEED TO BE EXTENDED IN TIME. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
197 WWUS75 KTFX 091031 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 331 AM MST WED DEC 9 2015 MTZ009-048-100000- /O.EXT.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 331 AM MST WED DEC 9 2015 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 30 TO 50 MPH WITH GUSTS UP TO 85 MPH. * TIMING...WINDS WILL INCREASE TO THESE LEVELS BY LATE WEDNESDAY MORNING AND CONTINUE INTO THE EVENING WITH THE APPROACH AND PASSAGE OF A COLD FRONT. WINDS WILL THEN GRADUALLY DECREASE AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010>014-044>047-049>051-054-100000- /O.EXT.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ EASTERN GLACIER-HILL-CASCADE-CHOUTEAU- CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY- EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...HAVRE... GREAT FALLS...KINGS HILL PASS...BIG SANDY...FORT BENTON... FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS... SHELBY...CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD... LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS 331 AM MST WED DEC 9 2015 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 35 TO 45 MPH WITH GUSTS UP TO 70 MPH. * TIMING...WINDS WILL INCREASE TO THESE LEVELS FROM THE WEST BY EARLY WEDNESDAY AFTERNOON AND CONTINUE THROUGH THE EVENING WITH THE APPROACH AND PASSAGE OF A COLD FRONT. WINDS WILL THEN GRADUALLY DECREASE FROM THE WEST AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
933 WWUS75 KTFX 091800 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 1100 AM MST WED DEC 9 2015 MTZ015-100400- /O.EXA.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ MADISON- INCLUDING THE FOLLOWING LOCATIONS...ENNIS...NORRIS HILL... RAYNOLDS PASS...TWIN BRIDGES 1100 AM MST WED DEC 9 2015 ...HIGH WIND WARNING IN EFFECT UNTIL 6 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 AM MST THURSDAY. * WINDS...SOUTHWEST 30 TO 45 MPH WITH GUSTS UP TO 65 MPH. * TIMING...STRONG WINDS WILL CONTINUE THROUGH THE EVENING WITH THE APPROACH AND PASSAGE OF A COLD FRONT. WINDS WILL THEN GRADUALLY DECREASE FROM THE WEST AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ009-048-100400- /O.CON.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 1100 AM MST WED DEC 9 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 30 TO 50 MPH WITH GUSTS UP TO 85 MPH. * TIMING...STRONG WINDS WILL CONTINUE INTO THE EVENING WITH THE APPROACH AND PASSAGE OF A COLD FRONT. WINDS WILL THEN GRADUALLY DECREASE AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010>014-044>047-049>051-054-100400- /O.CON.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ EASTERN GLACIER-HILL-CASCADE-CHOUTEAU- CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY- EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...HAVRE... GREAT FALLS...KINGS HILL PASS...BIG SANDY...FORT BENTON... FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS... SHELBY...CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD... LEWISTOWN...LEWISTOWN DIVIDE...WHITE SULPHUR SPRINGS 1100 AM MST WED DEC 9 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 35 TO 45 MPH WITH GUSTS UP TO 70 MPH. * TIMING...WINDS WILL INCREASE TO THESE LEVELS FROM THE WEST BY EARLY WEDNESDAY AFTERNOON AND CONTINUE THROUGH THE EVENING WITH THE APPROACH AND PASSAGE OF A COLD FRONT. WINDS WILL THEN GRADUALLY DECREASE FROM THE WEST AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. ROOFS MAY ALSO BE DAMAGED...AND ISOLATED POWER OUTAGES WILL BE POSSIBLE. BE CAREFUL FOR WIND BLOWN DEBRIS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGERS TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
420 WWUS75 KTFX 100342 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 842 PM MST WED DEC 9 2015 MTZ012>015-046-049>051-054-100445- /O.CAN.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON- EASTERN PONDERA-EASTERN TETON-JUDITH BASIN-FERGUS-MEAGHER- 842 PM MST WED DEC 9 2015 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS CANCELLED THE HIGH WIND WARNING. STRONG WINDS HAVE STARTED TO DECREASE AND WILL CONTINUE TO DIMINISH GRADUALLY OVERNIGHT. THEREFORE THE HIGH WIND WARNING HAS BEEN CANCELLED. $$ MTZ009-048-101300- /O.CON.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT- INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS... LOGAN PASS...CHOTEAU 842 PM MST WED DEC 9 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 30 TO 50 MPH WITH GUSTS UP TO 85 MPH. * TIMING...STRONG WINDS HAVE STARTED TO DIMINISH BUT OCCASIONAL GUSTS IN EXCESS OF 60 MPH ARE STILL POSSIBLE BEFORE WINDS DECREASE FURTHER AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. BLOWING SNOW THROUGH MARIAS PASS WILL CAUSE NEAR WHITE OUT CONDITIONS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$ MTZ010-011-044-045-047-101300- /O.CON.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ EASTERN GLACIER-HILL-TOOLE-LIBERTY-BLAINE- INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...HAVRE...SHELBY... CHESTER...CHINOOK 842 PM MST WED DEC 9 2015 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST THURSDAY... * WINDS...WEST 35 TO 45 MPH WITH GUSTS UP TO 70 MPH. * TIMING...LOW PRESSURE MOVING EAST ACROSS SASKATCHEWAN WILL MAINTAIN STRONG WINDS THROUGH THE REST OF THIS EVENING. WINDS WILL THEN GRADUALLY DECREASE FROM THE WEST AFTER MIDNIGHT. * IMPACTS...STRONG CROSS WINDS WILL MAKE TRAVEL HAZARDOUS FOR VEHICLES WITH A HIGH PROFILE AND FOR THOSE TOWING TRAILERS... ESPECIALLY ALONG NORTH TO SOUTH ORIENTED ROADWAYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. STRONG WINDS ENDANGER TRANSPORTATION AND COULD CAUSE PROPERTY DAMAGE. && $$
928 WWUS75 KTFX 100956 NPWTFX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GREAT FALLS MT 256 AM MST THU DEC 10 2015 MTZ009>011-044-045-047-048-101100- /O.CAN.KTFX.HW.W.0020.000000T0000Z-151210T1300Z/ NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-HILL-TOOLE-LIBERTY- BLAINE-SOUTHERN ROCKY MOUNTAIN FRONT- 256 AM MST THU DEC 10 2015 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS CANCELLED THE HIGH WIND WARNING. WINDS ALONG THE ROCKY MOUNTAIN FRONT AND ALONG THE HI-LINE HAVE DECREASED TO BELOW HIGH WIND CRITERIA OVERNIGHT...AND THEY WILL CONTINUE TO DECREASE THROUGHOUT THE DAY. THEREFORE...THE HIGH WIND WARNING HAS BEEN CANCELLED. $$
What forecasters said that day
The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Great Falls, MT wrote its last area forecast discussion before this high wind warning went out at Dec 6, 1:40 PM MST, 11 minutes earlier.
Area forecast discussion, Dec 6, 1:40 PM MST, 11 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREAT FALLS MT 140 PM MST SUN DEC 6 2015 UPDATED AVIATION SECTION ...VERY WINDY AND DRY CONDITIONS WILL INCREASE GRASSLAND FIRE DANGER SUNDAY THROUGH WEDNESDAY... .UPDATE...WESTERLY FLOW ALOFT WILL BRING INCREASING CLOUDS TO THE FORECAST AREA WITH WIDESPREAD PRECIPITATION EXPECTED OVER THE MOUNTAINS NEAR THE CONTINENTAL DIVIDE. GOING FORECAST HAS A GOOD HANDLE ON THIS AND ONLY UPDATE WAS TO LOWER AFTERNOON MINIMUM RELATIVE HUMIDITY VALUES AND ADD A FIRE WEATHER DISCUSSION BELOW. MPJ .SECOND UPDATE...TEMPERATURES CONTINUE TO RISE AND HUMIDITY CONTINUES TO FALL. HAVE UPDATED MAXT AND MINRH FOR TODAY THROUGH WEDNESDAY. && .AVIATION... UPDATED 2030Z. STRONG WINDS ARE EXPECTED AT TIMES OVER THE ROCKY MOUNTAIN FRONT AND ADJACENT PLAINS THROUGH THE PERIOD. WIDESPREAD MID/HIGH LEVEL CLOUDINESS WILL CONTINUE AS WELL...WITH SOME SCATTERED RAIN/SNOW SHOWERS POSSIBLE OVER THE MOUNTAINS. A REPEAT OF THIS WEATHER PATTERN IS EXPECTED DAILY THROUGH WEDNESDAY. BRUSDA && .FIRE WEATHER...VERY WINDY AND DRY CONDITIONS ARE EXPECTED TODAY THROUGH WEDNESDAY ACROSS ALL OF NORTH CENTRAL MONTANA. GRASSLAND FIRE DANGER INDICES HAVE PEGGED OUT AT VERY HIGH TO EXTREME OVER THE PLAINS EACH DAY DURING THIS PERIOD. LATEST MODELS CURRENTLY INDICATE THAT MINIMUM RELATIVE HUMIDITY VALUES SHOULD REMAIN ABOVE 25% SO I DO NOT ANTICIPATE THAT ANY FIRE WEATHER HIGHLIGHTS WILL NEED TO BE ISSUED AT THIS TIME. HOWEVER, CONDITIONS ARE BORDERLINE ENOUGH THAT ANY GRASS FIRES THAT IGNITE COULD POTENTIALLY GROW VERY RAPIDLY AND DANGEROUSLY. ADDITIONALLY, DOWNSLOPE WINDS COULD HEAT AND DRY THE ATMOSPHERE MORE THAN MODELS CURRENTLY INDICATE SO FELT CONDITIONS WERE SUFFICIENT TO ISSUE A "HEADS UP" TO OUR FIRE WEATHER PARTNERS. MPJ && .PREV DISCUSSION... /ISSUED 422 AM MST SUN DEC 6 2015/ TODAY THROUGH TUESDAY...A STRONG WESTERLY FLOW ALOFT WITH PLENTY OF PACIFIC MOISTURE WILL REMAIN OVER NORTH CENTRAL, CENTRAL AND SOUTHWEST MONTANA THROUGH THE PERIOD. A SHORTWAVE TROUGH IN THE FLOW WILL MOVE OVER THE AREA THIS AFTERNOON AND EVENING, BRINGING A GOOD CHANCE OF MOUNTAIN RAIN AND SNOW. WESTERLY DOWNSLOPE WINDS WILL ALSO GUST UP TO 40 MPH OVER THE PLAINS AND UP TO 60 MPH ALONG THE ROCKY MOUNTAIN FRONT, WHICH WILL KEEP THE PLAINS/VALLEYS DRY. THE FLOW ALOFT AND SURFACE PRESSURE GRADIENT WILL STRENGTHEN FURTHER MONDAY THROUGH TUESDAY WITH THE PASSAGE OF ANOTHER SHORTWAVE, ESPECIALLY ACROSS NORTH CENTRAL AND CENTRAL MONTANA. MODELS CONTINUE TO HAVE SOME DISAGREEMENT WITH REGARDS TO THE EXACT STRENGTH OF THE MID LEVEL WINDS THERE, BUT THEY HINT AT THE POTENTIAL FOR UP TO 55 KT WINDS AT TIMES OVER THE PLAINS AND THROUGH FAVORED CANYONS AND UP TO 75 KT ALONG THE ROCKY MOUNTAIN FRONT. THIS WILL LIKELY YIELD WIND GUSTS OF UP TO 60 MPH AND 75 MPH, RESPECTIVELY. THE WINDS WILL LIKELY NOT REMAIN THIS STRONG THROUGH THE ENTIRE PERIOD, BUT THIS PATTERN WILL LIKELY CONTINUE INTO WEDNESDAY. HAVE THEREFORE ISSUED A HIGH WIND WATCH FOR THE AREA ALONG AND NORTH OF A HELENA TO LEWISTOWN LINE, STARTING MONDAY AFTERNOON AND CONTINUING THROUGH WEDNESDAY NIGHT. FOR THIS PERIOD, THE STRONGEST WINDS WILL LIKELY OCCUR MONDAY NIGHT, WITH WINDS INCREASING AGAIN TOWARD TUESDAY NIGHT. THE PASSAGE OF THIS SECOND SHORTWAVE WILL ALSO CONTINUE WIDESPREAD RAIN AND SNOW IN THE MOUNTAINS, WITH THE BEST CHANCE FOR ACCUMULATING SNOW ABOVE PASS LEVEL BEING MONDAY AFTERNOON THROUGH MONDAY NIGHT. SNOWFALL DURING THAT TIME WILL LIKELY BE IN THE 6 TO 12 INCH RANGE, BUT BECAUSE IT WILL BE ABOVE THE MOUNTAIN PASSES, TRAVEL IMPACTS ARE EXPECTED TO BE MINIMAL AT THIS TIME. TEMPERATURES WILL REMAIN 10 TO 15 DEGREES ABOVE NORMAL, WITH HIGHS AROUND 50 FOR MANY PLAINS LOCATIONS. COULSTON TUESDAY NIGHT THROUGH SUNDAY...A HIGH PRESSURE RIDGE WILL BE OVER CENTRAL AND SOUTHWEST MONTANA TUESDAY NIGHT. HOWEVER, A LOW PRESSURE TROF OVER THE EASTERN PACIFIC WILL BE APPROACHING THE WEST COAST. MOISTURE WILL BE MOVING ACROSS THE ROCKIES AND INTO THE ZONES AHEAD OF THIS SYSTEM. MORE IMPORTANTLY, WEST WINDS ALOFT WILL STRENGTHEN AHEAD OF THIS SYSTEM, LEADING TO THE ISSUANCE OF THE HIGH WIND WATCH ACROSS THE LEE OF THE ROCKIES AND ADJACENT PLAINS. WITH THE SHORTWAVE MOVING ACROSS THE ZONES AND EAST OF THE REGION BY LATE WEDNESDAY, HIGH PRESSURE WILL BUILD ALOFT AND AHEAD OF A LOW PRESSURE TROF THAT MOVES OVER THE WEST COAST. THIS SYSTEM WILL DEEPEN THURSDAY AND SLOW AS IT MOVES ACROSS THE PACIFIC NORTHWEST. WIDESPREAD PRECIPITATION IS EXPECTED. HOWEVER, THE STRONGER DYNAMICS WILL BE WELL TO THE SOUTH AND PRECIPITATION AMOUNTS ARE NOT EXPECTED TO BE GREAT. THIS SLOW MOVING TROF WILL MOVE EAST OF THE ZONES SATURDAY. THE BREAK BETWEEN SYSTEMS WILL BE SHORT AS ANOTHER SHORTWAVE WILL MOVE OVER THE WEST COAST WITH STRONG WINDS AND MOISTURE SPREADING ACROSS THE ROCKIES. TEMPERATURES WILL REMAIN MILD AND ABOVE NORMALS THROUGH WEDNESDAY THEN COOL FOR THURSDAY THROUGH THE WEEKEND...BUT THEY WILL REMAIN NEAR OR SLIGHTLY ABOVE NORMALS. ZELZER && .PRELIMINARY POINT TEMPS/POPS... GTF 49 38 50 42 / 0 0 10 20 CTB 46 35 50 37 / 0 0 10 20 HLN 45 31 51 39 / 0 10 20 30 BZN 43 24 48 33 / 0 10 10 40 WEY 29 17 33 19 / 20 40 40 80 DLN 40 24 43 34 / 10 10 30 40 HVR 50 32 55 35 / 0 10 10 30 LWT 53 33 52 39 / 0 10 0 30 && .TFX WATCHES/WARNINGS/ADVISORIES... HIGH WIND WATCH FROM MONDAY AFTERNOON THROUGH LATE TUESDAY NIGHT FOR MTZ009>014-044>051-054. && WEATHER.GOV/GREATFALLS
The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 6, 3:17 AM MST | High Wind Watch | TFX | 24 hr |
Nearby
High Wind Warnings in Montana, 2015Every high wind warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.