Alert archive / Montana / Blizzard Warnings in 2011
Blizzard Warning 2, NWS Glasgow, MT
NWS Glasgow, MT issued this blizzard warning at Mar 21, 2011, 3:50 PM MDT for 5 counties in Montana. It took effect at Mar 21, 2011, 6:00 PM MDT. It was in force for 16 hr. 2 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
- Mar 21, 2011, 3:50 PM MDT (21:50 UTC)
- In effect from
- Mar 21, 2011, 6:00 PM MDT
- Expired
- Mar 22, 2011, 10:17 AM MDT
- In force
- 16 hr
- Issued by
- NWS Glasgow, MT
Counties Daniels County, MT, Phillips County, MT, Roosevelt County, MT, Sheridan County, MT, Valley County, MT
The radar
The Glasgow radar (KGGW), 60 km from the middle of the area, began a volume at 21:52 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 22, 6:20 AM MDT | FREEZING RAIN 0 | 30 N Nashua, MT | SOME SNOW MIXED WITH THE FREEZING RAIN. |
| Mar 22, 10:20 AM MDT | SNOW 3 | Nashua, MT | ROADS ARE SLUSHY AND SNOW COVERED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 9.8 hours before the alert went out and 58 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1400 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
793 WWUS45 KGGW 212150 WSWGGW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE GLASGOW MT 350 PM MDT MON MAR 21 2011 ...A MAJOR SNOWSTORM TO STRIKE MUCH OF NORTHEAST MONTANA TONIGHT THROUGH TUESDAY NIGHT... .AN INTENSIFYING LOW PRESSURE SYSTEM FROM THE SOUTHWEST WILL MOVE ACROSS NORTHEAST MONTANA TONIGHT THROUGH TUESDAY. IT WILL THEN EXIT EAST INTO THE DAKOTAS WEDNESDAY. MTZ017>020-059-061-062-220600- /O.UPG.KGGW.WS.A.0006.110322T0000Z-110323T1200Z/ /O.NEW.KGGW.BZ.W.0002.110322T0000Z-110323T1200Z/ CENTRAL AND SOUTHERN VALLEY-DANIELS-SHERIDAN-WESTERN ROOSEVELT- NORTHERN PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- INCLUDING THE CITIES OF...GLASGOW...FORT PECK...HINSDALE... FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE...WOLF POINT... POPLAR...WHITEWATER...OPHEIM...CULBERTSON 350 PM MDT MON MAR 21 2011 ...BLIZZARD WARNING IN EFFECT UNTIL 6 AM MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * MAIN IMPACT: SNOW...WITH SEVERE BLOWING AND DRIFTING OF SNOW. THERE IS ALSO A CHANCE OF SLEET AND FREEZING RAIN TONIGHT. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADA BORDER. * WINDS: EAST 20 TO 30 MPH WITH GUSTS AS HIGH AS 40 MPH. * TIMING: SNOW WILL BEGIN THIS EVENING...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE TUESDAY NIGHT...MOSTLY ENDING WEDNESDAY. * OTHER IMPACTS: BLIZZARD CONDITIONS WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. LARGE DRIFTS ARE EXPECTED TO FORM...AND VISIBILITY WILL DROP TO ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. && $$ MTZ016-060-220600- /O.NEW.KGGW.BZ.W.0002.110322T0000Z-110323T1200Z/ CENTRAL AND SOUTHEAST PHILLIPS-SOUTHWEST PHILLIPS- INCLUDING THE CITIES OF...MALTA...SACO...ZORTMAN 350 PM MDT MON MAR 21 2011 ...BLIZZARD WARNING IN EFFECT UNTIL 6 AM MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...WITH SEVERE BLOWING AND DRIFTING OF SNOW. THERE IS ALSO A CHANCE OF SLEET AND FREEZING RAIN TONIGHT. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 4 TO 6 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADA BORDER. * TIMING: SNOW WILL BEGIN THIS EVENING...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE TUESDAY NIGHT...MOSTLY ENDING WEDNESDAY. * OTHER IMPACTS: BLIZZARD CONDITIONS WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. LARGE DRIFTS ARE EXPECTED TO FORM...AND VISIBILITY WILL DROP TO ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. && $$ MTZ024-220600- /O.UPG.KGGW.WS.A.0006.110322T0000Z-110323T1200Z/ /O.NEW.KGGW.WW.Y.0023.110322T0000Z-110323T1200Z/ RICHLAND- INCLUDING THE CITIES OF...SIDNEY...FAIRVIEW 350 PM MDT MON MAR 21 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...SLEET...FREEZING RAIN...AND AREAS OF BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * MAIN IMPACT: SNOW...FREEZING RAIN...AND AREAS OF BLOWING SNOW AND SLEET. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 2 TO 4 INCHES. * TIMING: RAIN...SNOW...AND FREEZING RAIN WILL BEGIN TONIGHT...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TUESDAY NIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$ MTZ021>023-220600- /O.NEW.KGGW.WW.Y.0023.110322T0000Z-110323T1200Z/ PETROLEUM-GARFIELD-MCCONE- INCLUDING THE CITIES OF...WINNETT...JORDAN...CIRCLE 350 PM MDT MON MAR 21 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...SLEET...FREEZING RAIN...AND AREAS OF BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...FREEZING RAIN...AND AREAS OF BLOWING SNOW. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 1 TO 3 INCHES. * TIMING: RAIN...SNOW...AND FREEZING RAIN WILL BEGIN TONIGHT...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TUESDAY NIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. THIS WILL MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$
4 follow-up statements
275 WWUS45 KGGW 220324 WSWGGW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE GLASGOW MT 924 PM MDT MON MAR 21 2011 ...A MAJOR SNOWSTORM TO STRIKE MUCH OF NORTHEAST MONTANA TONIGHT THROUGH TUESDAY NIGHT... .AN INTENSIFYING LOW PRESSURE SYSTEM FROM THE SOUTHWEST WILL MOVE ACROSS NORTHEAST MONTANA TONIGHT THROUGH TUESDAY. IT WILL THEN EXIT EAST INTO THE DAKOTAS WEDNESDAY. MTZ016>020-059>062-221100- /O.CON.KGGW.BZ.W.0002.000000T0000Z-110323T1200Z/ CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY- DANIELS-SHERIDAN-WESTERN ROOSEVELT-NORTHERN PHILLIPS- SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- INCLUDING THE CITIES OF...MALTA...SACO...GLASGOW...FORT PECK... HINSDALE...FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE... WOLF POINT...POPLAR...WHITEWATER...ZORTMAN...OPHEIM...CULBERTSON 924 PM MDT MON MAR 21 2011 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...WITH SEVERE BLOWING AND DRIFTING OF SNOW. THERE IS ALSO A CHANCE OF SLEET AND FREEZING RAIN TONIGHT. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 5 TO 8 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADA BORDER. * WINDS: EAST 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. * TIMING: SNOW WILL BEGIN THIS EVENING...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE TUESDAY NIGHT...MOSTLY ENDING WEDNESDAY. * OTHER IMPACTS: BLIZZARD CONDITIONS WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. LARGE DRIFTS ARE EXPECTED TO FORM...AND VISIBILITY WILL DROP TO OR NEAR ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. BE SURE TO TAKE A WINTER WEATHER SURVIVAL KIT IF VENTURING OUT. && $$ MTZ021>024-221100- /O.CON.KGGW.WW.Y.0023.000000T0000Z-110323T1200Z/ PETROLEUM-GARFIELD-MCCONE-RICHLAND- INCLUDING THE CITIES OF...WINNETT...JORDAN...CIRCLE...SIDNEY... FAIRVIEW 924 PM MDT MON MAR 21 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...FREEZING RAIN...AND AREAS OF BLOWING SNOW AND SLEET. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 2 TO 4 INCHES. * TIMING: RAIN...SNOW...AND FREEZING RAIN WILL BEGIN TONIGHT... WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TUESDAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TUESDAY NIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$
528 WWUS45 KGGW 220900 WSWGGW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE GLASGOW MT 300 AM MDT TUE MAR 22 2011 ...A MAJOR SNOWSTORM TO STRIKE MUCH OF NORTHEAST MONTANA THIS MORNING THROUGH TONIGHT... .AN INTENSIFYING LOW PRESSURE SYSTEM FROM THE SOUTHWEST WILL MOVE ACROSS NORTHEAST MONTANA THROUGH TONIGHT. IT WILL THEN EXIT EAST INTO THE DAKOTAS WEDNESDAY. MTZ016>020-059>062-222200- /O.CON.KGGW.BZ.W.0002.000000T0000Z-110323T1200Z/ CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY- DANIELS-SHERIDAN-WESTERN ROOSEVELT-NORTHERN PHILLIPS- SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- INCLUDING THE CITIES OF...MALTA...SACO...GLASGOW...FORT PECK... HINSDALE...FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE... WOLF POINT...POPLAR...WHITEWATER...ZORTMAN...OPHEIM...CULBERTSON 300 AM MDT TUE MAR 22 2011 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... WITH SEVERE BLOWING AND DRIFTING. THERE IS ALSO A CHANCE OF SLEET AND FREEZING RAIN THIS MORNING. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 4 TO 7 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADA BORDER. * WINDS: EAST 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. * TIMING: PEAK OF THE STORM WILL OCCURRING DURING THE DAY TODAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE THIS EVENING... WITH MOSTLY ENDING BY WEDNESDAY. * OTHER IMPACTS: BLIZZARD CONDITIONS WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. DRIFTS ARE EXPECTED TO FORM... AND VISIBILITY WILL DROP TO OR NEAR ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. BE SURE TO TAKE A WINTER WEATHER SURVIVAL KIT IF VENTURING OUT. && $$ MTZ025>027-222200- /O.EXB.KGGW.WW.Y.0023.110322T1800Z-110323T1200Z/ DAWSON-PRAIRIE-WIBAUX- INCLUDING THE CITIES OF...GLENDIVE...RICHEY...TERRY...WIBAUX 300 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 AM MDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW... FREEZING RAIN... AND BLOWING SNOW... WHICH IS IN EFFECT FROM NOON TODAY TO 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... FREEZING RAIN... AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 1 TO 3 INCHES. * TIMING: RAIN... SNOW... AND FREEZING RAIN WILL BEGIN NEAR NOON... WITH THE PEAK OF THE STORM OCCURRING DURING THIS EVENING IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$ MTZ021>024-222200- /O.CON.KGGW.WW.Y.0023.000000T0000Z-110323T1200Z/ PETROLEUM-GARFIELD-MCCONE-RICHLAND- INCLUDING THE CITIES OF...WINNETT...JORDAN...CIRCLE...SIDNEY... FAIRVIEW 300 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... FREEZING RAIN... AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 2 TO 4 INCHES. * TIMING: RAIN... SNOW... AND FREEZING RAIN WILL BEGIN THIS MORNING... WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TODAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$
581 WWUS45 KGGW 221233 AAA WSWGGW URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE GLASGOW MT 633 AM MDT TUE MAR 22 2011 ...A MAJOR SNOWSTORM TO STRIKE MUCH OF NORTHEAST MONTANA THIS MORNING THROUGH TONIGHT... .AN INTENSIFYING LOW PRESSURE SYSTEM FROM THE SOUTHWEST WILL MOVE ACROSS NORTHEAST MONTANA THROUGH TONIGHT. IT WILL THEN EXIT EAST INTO THE DAKOTAS WEDNESDAY. MTZ016>020-059>062-222200- /O.CON.KGGW.BZ.W.0002.000000T0000Z-110323T1200Z/ CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY- DANIELS-SHERIDAN-WESTERN ROOSEVELT-NORTHERN PHILLIPS- SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- INCLUDING THE CITIES OF...MALTA...SACO...GLASGOW...FORT PECK... HINSDALE...FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE... WOLF POINT...POPLAR...WHITEWATER...ZORTMAN...OPHEIM...CULBERTSON 633 AM MDT TUE MAR 22 2011 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... WITH SEVERE BLOWING AND DRIFTING. AREAS OF SLEET AND FREEZING RAIN EARLY THIS MORNING. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 4 TO 7 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADA BORDER. * WINDS: EAST 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. * TIMING: PEAK OF THE STORM WILL OCCURRING DURING THE DAY TODAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE THIS EVENING... WITH MOSTLY ENDING BY WEDNESDAY. * OTHER IMPACTS: BLIZZARD CONDITIONS WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. DRIFTS ARE EXPECTED TO FORM... AND VISIBILITY WILL DROP TO OR NEAR ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. BE SURE TO TAKE A WINTER WEATHER SURVIVAL KIT IF VENTURING OUT. && $$ MTZ021>024-222200- /O.CON.KGGW.WW.Y.0023.000000T0000Z-110323T1200Z/ PETROLEUM-GARFIELD-MCCONE-RICHLAND- INCLUDING THE CITIES OF...WINNETT...JORDAN...CIRCLE...SIDNEY... FAIRVIEW 633 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... FREEZING RAIN... AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 2 TO 4 INCHES. * TIMING: RAIN... SNOW... AND FREEZING RAIN WILL BEGIN THIS MORNING... WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TODAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$ MTZ025>027-222200- /O.CON.KGGW.WW.Y.0023.110322T1800Z-110323T1200Z/ DAWSON-PRAIRIE-WIBAUX- INCLUDING THE CITIES OF...GLENDIVE...RICHEY...TERRY...WIBAUX 633 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM MDT WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW... FREEZING RAIN... AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 1 TO 3 INCHES. * TIMING: RAIN... SNOW... AND FREEZING RAIN WILL BEGIN NEAR NOON... WITH THE PEAK OF THE STORM OCCURRING DURING THIS EVENING IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT... MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY. MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$
903 WWUS45 KGGW 221617 WSWGGW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE GLASGOW MT 1017 AM MDT TUE MAR 22 2011 ...A WINTER STORM IS IN PROGRESS OVER MUCH OF NORTHEAST MONTANA THIS MORNING AND IS EXPECTED TO CONTINUE THROUGH TONIGHT... .AN INTENSIFYING LOW PRESSURE SYSTEM FROM THE SOUTHWEST WILL MOVE ACROSS NORTHEAST MONTANA THROUGH TONIGHT. IT WILL THEN EXIT EAST INTO THE DAKOTAS WEDNESDAY. SNOW...HEAVY AT TIMES..IS OCCURRING OVER MANY AREAS THIS MORNING WITH SOME FREEZING RAIN ALSO REPORTED. AS TEMPERATURES ARE CLOSE TO FREEZING...RAIN OR FREEZING RAIN ARE ALSO POSSIBLE. WINDS HAVE BEEN STRONG THIS MORNING BUT HAVE BEGUN TO TAPER OFF. HOWEVER...WINDS ARE EXPECTED TO REMAIN STRONG OVER EXTREME NORTHEAST MONTANA THROUGH THIS EVENING. MTZ016>020-059>062-222200- /O.CAN.KGGW.BZ.W.0002.000000T0000Z-110323T1200Z/ /O.NEW.KGGW.WS.W.0005.110322T1617Z-110323T1200Z/ CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY- DANIELS-SHERIDAN-WESTERN ROOSEVELT-NORTHERN PHILLIPS- SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- INCLUDING THE CITIES OF...MALTA...SACO...GLASGOW...FORT PECK... HINSDALE...FRAZER...SCOBEY...PLENTYWOOD...MEDICINE LAKE... WOLF POINT...POPLAR...WHITEWATER...ZORTMAN...OPHEIM...CULBERTSON 1017 AM MDT TUE MAR 22 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 6 AM MDT WEDNESDAY... ...BLIZZARD WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...BLOWING SNOW AND FREEZING RAIN...WHICH IS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. THE BLIZZARD WARNING HAS BEEN CANCELLED. * MAIN IMPACT: SNOW...HEAVY AT TIMES...WITH BLOWING AND DRIFTING SNOW. AREAS OF SLEET AND FREEZING RAIN MAY ALSO OCCUR. * SNOW AMOUNTS: STORM TOTAL SNOWFALL ACCUMULATIONS OF 4 TO 7 INCHES. THE GREATEST SNOWFALL AMOUNTS ARE EXPECTED TO BE IN LOCATIONS NEAR THE CANADIAN BORDER. * WINDS: EAST 20 TO 30 MPH WITH GUSTS AS HIGH AS 40 MPH. * TIMING: PEAK OF THE STORM WILL BE OCCURRING DURING THE DAY TODAY. THE SNOW AND WIND SHOULD START TO TAPER OFF LATE THIS EVENING...ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: WINTER WEATHER WILL MAKE TRAVEL VERY DANGEROUS AND DIFFICULT OR IMPOSSIBLE. DRIFTS ARE EXPECTED TO FORM...AND VISIBILITY MAY DROP TO OR NEAR ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF TRAPPED IN THE BLIZZARD DO NOT LEAVE YOUR CAR. DISORIENTATION CAN OCCUR QUICKLY IN LOW TEMPERATURES AND WHITE OUT CONDITIONS WHICH CAN LEAD TO A LIFE THREATENING SITUATION. BE SURE TO TAKE A WINTER WEATHER SURVIVAL KIT IF VENTURING OUT. && $$ MTZ025>027-222200- /O.EXT.KGGW.WW.Y.0023.110322T1617Z-110323T1200Z/ DAWSON-PRAIRIE-WIBAUX- INCLUDING THE CITIES OF...GLENDIVE...RICHEY...TERRY...WIBAUX 1017 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MDT WEDNESDAY... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...FREEZING RAIN...AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 1 TO 3 INCHES. * TIMING: RAIN...SNOW...AND FREEZING RAIN WILL BEGIN NEAR NOON... WITH THE PEAK OF THE STORM OCCURRING DURING THIS EVENING IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT...MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY...MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$ MTZ021>024-222200- /O.CON.KGGW.WW.Y.0023.000000T0000Z-110323T1200Z/ PETROLEUM-GARFIELD-MCCONE-RICHLAND- INCLUDING THE CITIES OF...WINNETT...JORDAN...CIRCLE...SIDNEY... FAIRVIEW 1017 AM MDT TUE MAR 22 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT WEDNESDAY. * MAIN IMPACT: SNOW...FREEZING RAIN...AND AREAS OF BLOWING SNOW AND SLEET. * STORM TOTAL ACCUMULATIONS: 1 TO 3 INCHES. * TIMING: RAIN...SNOW...AND FREEZING RAIN WILL BEGIN THIS MORNING...WITH THE PEAK OF THE STORM OCCURRING DURING THE DAY TODAY IN THE FORM OF SNOW. THE SNOW AND WIND SHOULD START TO TAPER OFF TONIGHT...MOSTLY ENDING BY WEDNESDAY MORNING. * OTHER IMPACTS: EXPECT AREAS OF BLOWING AND DRIFTING SNOW RESULTING IN POOR VISIBILITY...MAKING TRAVEL HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW... SLEET... OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITY. USE CAUTION WHILE DRIVING. && $$
What forecasters said that day
The local office's own words before this blizzard warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Glasgow, MT wrote its last area forecast discussion before this blizzard warning went out at Mar 21, 10:04 AM MDT, 5 hours 46 minutes earlier.
Area forecast discussion, Mar 21, 10:04 AM MDT, 5 hours 46 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GLASGOW MT 1004 AM MDT MON MAR 21 2011 .SHORT TERM...FOR NORTHEAST MONTANA...TODAY THROUGH WEDNESDAY... ...A MAJOR SPRING STORM TO IMPACT THE REGION TONIGHT THROUGH TUESDAY NIGHT CONTINUE READING FOR FURTHER DETAILS... SATELLITE CHANNELS SHOW UPPER MOISTURE FROM THE SW STREAMING INTO OUR NORTH...WITH WEAK LIFT AND VORTICITY. THIS PRODUCING A LITTLE LIGHT SNOW. THIS LIGHT PRECIP MAY EXPAND A LITTLE SOUTHWARD THIS AFTERNOON...WHICH MORE LIKELY TO BE IN THE FORM OF LIGHT RAIN ACCORDING TO THE 12Z KGGW SOUNDING. MEANWHILE AN EXTENSIVE STRATUS LAYER HAS HAS SPREAD W ACROSS ROUGHLY THE NE HALF OF CWA...HARD TO SEE NOW ON SATELLITE CHANNELS...BUT SEEN ON WEBCAMS AND OBS. THIS PRODUCING FOG OVER HIGHER ELEVATIONS. UPDATE IS MAINLY FOR POPS AND WEATHER. FORECAST HIGHS LOOK FINE...SHOULD CLIMB AT LEAST A LITTLE ABOVE FREEZING ALL AREAS. SIMONSEN PREVIOUS SHORT TERM...FOR NORTHEAST MONTANA TODAY THROUGH WEDNESDAY...A DEEP UPPER TROUGH IS MOVING ON SHORE ALONG THE WEST COAST WITH THE BASE OF THE TROUGH OVER CENTRAL CALIFORNIA. THIS TROUGH IS PUSHING AMPLE MID LEVEL MOISTURE INTO THE REGION VISIBLE ON THE WATER VAPOR CHANNEL. THIS MORNING TEMPERATURES ARE IN THE UPPER 20S TO UPPER 30S ACROSS THE FORECAST AREA WITH THE LOWEST TEMPERATURES READINGS IN THE NORTHEAST CORNER OF THE FORECAST AREA. FOR TODAY CLOUDS WILL CONTINUE TO STREAM INTO THE STATE FROM THE SOUTHWEST AHEAD OF THE STORM SYSTEM. THE SURFACE LOW IS FORECAST TO DEVELOP OVER NORTHWEST WYOMING BY THE GFS AND THE NAM MODEL. THIS LOW THEN PUSHES NORTH-NORTHEAST TOWARDS THE FORECAST AREA THIS EVENING. THE MAJOR DIFFERENCE BETWEEN THE MAJOR MODELS GFS...NAM...GEM AND ECMWF ARE THE THERMAL PROFILES FORECAST OVER EASTERN MONTANA. THE GFS/ECMWF ARE THE WARMEST WITH THE GEM/NAM THE COOLEST. THIS EVENING THROUGH THE MIDNIGHT HOUR HAS THE BIGGEST PROBLEM IN THE FORECAST WITH PRECIPITATION TYPE AND AMOUNTS. AS THIS SYSTEM INTENSIFIES OVER EASTERN MONTANA THERE SHOULD BE A RATHER NOTICEABLE DRY SLOT WITH IT...WHICH SHOULD BE OVER OUR SOUTHEASTERN ZONES. THEN THE THERMAL PROFILE TO DETERMINE THE PRECIPITATION TYPE. SEEMS LIKE SOUTH OF THE MISSOURI RIVER WILL SEE RAIN WITH A MIX OF SNOW...AND IF THE TEMPERATURES LOWER ENOUGH SOME FREEZING RAIN. NORTH OF THE MISSOURI IS MORE PROBLEMATIC SINCE THE AREA WILL BE COOLER TO START OUT WITH. THE TEMPERATURE PROFILE IS FOR A MIX...BUT IF TEMPERATURES DO NOT REACH ABOVE FREEZING IT COULD BE A SLEET/FREEZING RAIN COMBINATION OR ANY CONVECTIVE COOLING COULD LEAD TO AN ALL SNOW EVENT. DID NOT UPGRADE TO A WARNING SINCE IT/S NOT AN ISSUE ON IF THE EVENT IS GOING TO OCCUR...BUT MORE OVER THE TYPE OF WARNING NEEDED. WILL ALLOW DAY SHIFT TO EVALUATE THE SITUATION AND MORNING RUNS BEFORE MAKING THE CALL ON THE TYPE OF WINTER STORM WARNING WOULD BE BEST. TUESDAY THROUGH TUESDAY NIGHT THE COLD AIR PUSHES IN AND ALL PRECIPITATION SHOULD CHANGE TO SNOW FOR THE REGION. WEDNESDAY THE SYSTEM CONTINUES TO PUSH EAST WITH A WEST TO EAST DRYING TREND ACROSS THE FORECAST AREA. PROTON .LONG TERM...WEDNESDAY NIGHT THROUGH MONDAY... THE FORECAST BEGINS WEDNESDAY NIGHT IN THE WAKE OF A MAJOR STORM SYSTEM. COLDER AIR WILL LINGER OVER THE CWA...ESPECIALLY ACROSS THE NORTHERN ZONES WHERE A SUBSTANTIAL AMOUNT OF SNOWPACK REMAINS. THE MAJORITY OF THE EXTENDED FORECAST WILL BE ACTIVE AS A WEST COAST LONG WAVE TROF CONTINUES TO BE REINFORCED BY SHORTWAVES ROTATING THROUGH IT...WHICH THEN LIFT THROUGH THE GREAT BASIN...PUSHING MOISTURE ACROSS A THERMAL BOUNDARY THAT HAS SET UP ALONG CENTRAL AND SOUTHERN MONTANA. PRECIPITATION IS EXPECTED TO BE A MIX OF RAIN AND SNOW PRIMARILY IN WESTERN AND SOUTHERN ZONES AS THIS THERMAL BOUNDARY PROPAGATES. TEMPERATURES WILL MODERATE DURING THIS TIME BUT WILL REMAIN BELOW SEASONAL NORMALS. AES && .AVIATION... IFR CEILINGS 5 HUNDRED TO 1 K FT AGL THROUGH THE MORNING HOURS..ACROSS ROUGHLY NE HALF OF THE NE MT FORCECAST AREA. ALL HIGHER ELEVATIONS WILL BE OBSCURED...THEN CONDITIONS WILL STEADILY EXPAND AND DETERIORATE TO WIDESPREAD IFR AND BELOW AS A WINTER STORM MOVES INTO THE REGION AFTER 18Z. THIS STORM WILL IMPACT THE TAF SITES MONDAY NIGHT AND TUESDAY. EXPECT A MIX OF RAIN AND FREEZING RAIN LATE MONDAY AFTERNOON TRANSITIONING TO SNOW BY TUESDAY MORNING. WINDS WILL BE OUT OF THE EAST AT 15 TO 25 KNOTS TODAY AND TONIGHT. GAH/SIMONSEN && .HYDROLOGY... SLOW SNOW MELT WILL CONTINUE OVER THE REGION THROUGH TODAY AS DAYTIME TEMPERATURES RISE ABOVE THE FREEZING MARK. A WINTER STORM IS EXPECTED TO AFFECT THE REGION TUESDAY INTO WEDNESDAY WHICH WILL BRING COLDER WEATHER BUT ALSO THE ADDITION OF RAIN OR SIGNIFICANT SNOW TO THE REMAINING SNOW PACK. THE COLDER WEATHER IS ALSO EXPECTED TO LINGER THROUGH THE END OF THE WEEK...WHICH WILL GREATLY SLOW THE SNOW MELT...MAINLY NORTH OF THE MISSOURI RIVER. MINOR FLOODING CONTINUES ACROSS THE REGION SOUTH OF THE MILK AND LOWER MISSOURI RIVERS...AS SNOW MELT FEEDS INTO STREAMS AND CREEKS. THE MOST EXTENSIVE FLOODING CONTINUES ALONG PEOPLES CREEK ON THE FORT BELKNAP INDIAN RESERVATION...BUT WATER WAS STILL REPORTED OVER ROADS IN SOUTHERN PHILLIPS AND GARFIELD COUNTIES...DUE TO HIGH WATER LEVELS ON STREAMS AND ICE RESTRICTING FLOW THROUGH CULVERTS. THE BEAVER CREEK IS EASTERN PHILLIPS COUNTY STARTED RISING RAPIDLY SUNDAY EVENING AND LOW LAND FLOODING IS LIKELY BETWEEN SACO AND HARB ROAD BY THIS MORNING. THE THREE ICE JAMS REMAIN IN PLACE ON THE YELLOWSTONE RIVER...ONE AT THE FALLON BRIDGE...ONE 6 TO 7 MILES SOUTH OF GLENDIVE AND ONE AT THE NORTH DAKOTA BORDER NEAR SIDNEY. THE REMAINDER OF THE YELLOWSTONE RIVER IS ICE FREE. LOW LAND FLOODING CONTINUES ALONG THE ENTIRE STRETCH OF THE RIVER FROM TERRY TO THE NORTH DAKOTA BORDER FROM THE ICE JAMS...AND HIGH WATER LEVELS ON THE RIVER AND STREAMS FEEDING INTO IT...ALTHOUGH WATER LEVELS HAVE BEEN DROPPING SLOWLY. THE MILK RIVER CONTINUES TO HOLD FAIRLY STEADY AT DODSON...WITH RISES SLOWING AT THE DOWNSTREAM GAUGES. WATER WAS ALSO FLOWING INTO THE MILK RIVER FROM WILLOW CREEK AND BRAZIL CREEK IN VALLEY COUNTY. EBERT/GFF/GAH && .GLASGOW WATCHES/WARNINGS/ADVISORIES... WINTER STORM WATCH FROM 6 PM MDT THIS EVENING THROUGH LATE TUESDAY NIGHT FOR CENTRAL AND SOUTHERN VALLEY...DANIELS... SHERIDAN...WESTERN ROOSEVELT...RICHLAND...NORTHERN PHILLIPS... NORTHERN VALLEY...EASTERN ROOSEVELT. FLOOD WATCH THROUGH TUESDAY AFTERNOON FOR CENTRAL AND SOUTHERN VALLEY. && WEATHER.GOV/GLASGOW
Hazardous weather outlook, Mar 21, 3:48 PM MDT, 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GLASGOW MT 348 PM MDT MON MAR 21 2011 MTZ016>020-059>062-221200- CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY- DANIELS-SHERIDAN-WESTERN ROOSEVELT-NORTHERN PHILLIPS- SOUTHWEST PHILLIPS-NORTHERN VALLEY-EASTERN ROOSEVELT- 348 PM MDT MON MAR 21 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST MONTANA. .DAY ONE...THIS AFTERNOON AND TONIGHT A BLIZZARD WARNING IS IN EFFECT BEGINNING AT 6PM THIS EVENING. FREEZING RAIN WILL BE POSSIBLE EARLY IN THIS EVENT ESPECIALLY IN AREAS NEAR THE MISSOURI RIVER WITH UP TO A TENTH OF AN INCH POSSIBLE. AREAS FURTHER NORTH WILL HAVE SNOW COMBINED WITH STRONG WINDS OF UP TO 30 MPH AND GUSTS UP TO 40 MPH. AREAS RECEIVING SIGNIFICANT SNOW WILL EXPERIENCE NEAR ZERO VISIBILITY DUE TO BLOWING SNOW ALONG WITH TRAVEL DIFFICULTIES. FLOODING WILL ALSO CONTINUE ON PEOPLES CREEK AND THE MILK RIVER NEAR DODSON IN WESTERN PHILLIPS COUNTY AND SMALL STREAMS ACROSS SOUTHERN PHILLIPS COUNTY. THE MILK RIVER WILL GRADUAL RISE THROUGH THE WEEK...BUT IS NOT EXPECTED TO REACH FLOOD STAGE AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY BLIZZARD CONDITIONS ARE EXPECTED TO CONTINUE UNTIL WEDNESDAY MORNING. FREEZING RAIN SHOULD END WITH A TRANSITION TO ALL SNOW TUESDAY MORNING. EAST WIND WILL BE QUITE STRONG WITH SUSTAINED WIND UP TO 30 MPH AND GUSTS UP TO 40. WIND WILL GRADUALLY DECREASE AFTER NOON ON TUESDAY. STORM TOTAL ACCUMULATIONS ARE EXPECTED TO BE IN THE RANGE OF 5 TO 8 INCHES WITH THE HEAVIEST AMOUNTS NEAR THE CANADIAN BORDER. AREAS RECEIVING SIGNIFICANT SNOW ARE EXPECTED TO EXPERIENCE NEAR ZERO VISIBILITY AND PROBLEMS FROM BLOWING AND DRIFTING SNOW. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MTZ021>024-221200- PETROLEUM-GARFIELD-MCCONE-RICHLAND- 348 PM MDT MON MAR 21 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST MONTANA. .DAY ONE...THIS AFTERNOON AND TONIGHT A WINTER WEATHER ADVISORY IS IN EFFECT BEGINNING AT 6 PM THIS EVENING. FREEZING RAIN WILL BE POSSIBLE EARLY IN THIS EVENT ESPECIALLY IN AREAS NEAR THE MISSOURI RIVER WITH UP TO A TENTH OF AN INCH POSSIBLE. WINDS WILL ALSO BE STRONG AT UP TO 25 MPH WITH HIGHER GUSTS. SOME AREAS MAY RECEIVE A MIX OF FREEZING RAIN AND SNOW. ANY SNOW WOULD LEAD REDUCE VISIBILITY DUE TO BLOWING SNOW AND PROBLEMS FROM DRIFTING SNOW. ICE JAMS WILL ALSO CONTINUE ON THE YELLOWSTONE RIVER...MAINLY NEAR SIDNEY. THE MILK RIVER WILL GRADUAL RISE THROUGH THE WEEK...BUT IS NOT EXPECTED TO REACH FLOOD STAGE AT THIS TIME. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY WINTER WEATHER CONDITIONS ARE EXPECTED TO CONTINUE UNTIL WEDNESDAY MORNING. FREEZING RAIN SHOULD END WITH A TRANSITION TO ALL SNOW TUESDAY MORNING. EAST WIND WILL BE QUITE STRONG WITH SUSTAINED WIND UP TO 25 MPH AND HIGHER GUSTS. WIND WILL GRADUALLY DECREASE AFTER NOON ON TUESDAY. STORM TOTAL ACCUMULATIONS ARE EXPECTED TO BE IN THE RANGE OF 1 TO 4 INCHES WITH THE HEAVIEST AMOUNTS IN NORTHERN AREAS. AREAS RECEIVING SIGNIFICANT SNOW ARE EXPECTED TO EXPERIENCE REDUCED VISIBILITY AND PROBLEMS FROM BLOWING AND DRIFTING SNOW. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Glasgow, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 8:15 AM MDT | Areal Flood Warning | GGW | Garfield | 4 hr |
| Mar 21, 12:40 PM MDT | Areal Flood Advisory | GGW | Garfield | 21 hr |
| Mar 21, 1:33 PM MDT | Areal Flood Advisory | GGW | Richland | 4 days |
| Mar 21, 3:50 PM MDT | Winter Weather Advisory | GGW | Dawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more | 46 hr |
Nearby
Blizzard Warnings in Montana, 2011Every blizzard 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.