Alert archive / Colorado / Blizzard Warnings in 2013
Blizzard Warning 1, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this blizzard warning at Feb 9, 2013, 5:32 AM MST for 6 counties in Colorado. It took effect at Feb 9, 2013, 5:00 PM MST. It was in force for 18 hr. 3 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
- Feb 9, 2013, 5:32 AM MST (12:32 UTC)
- In effect from
- Feb 9, 2013, 5:00 PM MST
- Expired
- Feb 10, 2013, 10:41 AM MST
- In force
- 18 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 139 km from the middle of the area, began a volume at 12:35 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 |
|---|---|---|---|
| Feb 9, 8:05 PM MST | SNOW 0 | Nne Julesburg, CO | |
| Feb 10, 8:45 AM MST | SNOW 3 | 5 S Sedgwick, CO | |
| Feb 10, 9:08 AM MST | SNOW 4 | Julesburg, CO | 2 FT DRIFTS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 0.5 hours before the alert went out and 70 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
- 1642 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
008 WWUS45 KBOU 091232 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 532 AM MST SAT FEB 9 2013 ...WINTER STORM WILL MOVE ACROSS NORTHERN COLORADO THIS AFTERNOON THROUGH SUNDAY... .A STRONG WINTER STORM SYSTEM WILL MOVE ACROSS COLORADO FROM THIS AFTERNOON THROUGH SUNDAY. PERIODS OF LIGHT TO MODERATE SNOW WILL DEVELOP OVER THE MOUNTAINS LATER TODAY AND THEN CONTINUE TONIGHT. ON THE NORTHEAST COLORADO PLAINS...A DEEP SURFACE LOW WILL DEVELOP OVER EASTERN COLORADO TODAY AND MOVE INTO NORTHWESTERN KANSAS BY SUNDAY MORNING WITH STRONG WINDS DEVELOPING ACROSS THE PLAINS TONIGHT. OVER THE NORTHEAST CORNER OF THE STATE...FALLING SNOW WILL COMBINE WITH STRONG WINDS OVERNIGHT TO PRODUCE BLIZZARD CONDITIONS THAT WILL MAKE TRAVEL DIFFICULT. COZ048-050-051-092245- /O.UPG.KBOU.BZ.A.0001.130210T0000Z-130211T0000Z/ /O.NEW.KBOU.BZ.W.0001.130210T0000Z-130211T0000Z/ LOGAN COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 532 AM MST SAT FEB 9 2013 ...BLIZZARD WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP OVER NORTHEAST COLORADO LATE THIS AFTERNOON AND CHANGE TO ALL SNOW IN THE EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT...CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE FROM WEST TO EAST ON SUNDAY...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...4 TO 8 INCHES POSSIBLE...MAINLY TONIGHT. * WIND/VISIBILITY...NORTH WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH SATURDAY NIGHT. NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO AROUND 50 MPH ON SUNDAY. VISIBILITIES COULD BE RESTRICTED TO LESS THAN A QUARTER MILE AT TIMES. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ049-092245- /O.NEW.KBOU.BZ.W.0001.130210T0000Z-130211T0000Z/ WASHINGTON COUNTY- INCLUDING THE CITIES OF...AKRON...COPE...LAST CHANCE...OTIS 532 AM MST SAT FEB 9 2013 ...BLIZZARD WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY. * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP OVER WASHINGTON COUNTY LATE THIS AFTERNOON AND CHANGE TO ALL SNOW IN THE EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT...CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE FROM WEST TO EAST ON SUNDAY...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY FROM AKRON NORTHWARD. * SNOW ACCUMULATIONS...2 TO 4 INCHES POSSIBLE...MAINLY TONIGHT. * WIND/VISIBILITY...NORTH WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 40 MPH SATURDAY NIGHT. NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO AROUND 50 MPH ON SUNDAY. VISIBILITIES COULD BE RESTRICTED TO LESS THAN A QUARTER MILE AT TIMES. CONDITIONS WILL BE WORST TO THE NORTH OF AKRON. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-092245- /O.CON.KBOU.WW.Y.0003.130209T1800Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 532 AM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 11 AM MST SUNDAY... * TIMING...SNOW WILL DEVELOP TODAY AND MAY BE HEAVY AT TIMES THIS AFTERNOON AND EVENING. SNOW WILL BE DECREASING ON SUNDAY. * SNOW ACCUMULATIONS...6 TO 12 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. 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. && $$ COZ033-034-092245- /O.CON.KBOU.WW.Y.0003.130209T2100Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 532 AM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM MST SUNDAY... * TIMING...SNOW WILL DEVELOP THIS AFTERNOON AND MAY BE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...6 TO 12 INCHES...HEAVIEST NORTH OF INTERSTATE 70. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
7 follow-up statements
511 WWUS45 KBOU 091803 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1103 AM MST SAT FEB 9 2013 ...WINTER STORM MOVING INTO NORTHERN COLORADO... .A STRONG WINTER STORM SYSTEM WILL MOVE ACROSS COLORADO FROM THIS AFTERNOON THROUGH SUNDAY. PERIODS OF LIGHT TO MODERATE SNOW WILL DEVELOP OVER THE MOUNTAINS LATER TODAY AND THEN CONTINUE TONIGHT. ON THE NORTHEAST COLORADO PLAINS...A DEEP SURFACE LOW WILL DEVELOP OVER EASTERN COLORADO TODAY AND MOVE INTO NORTHWESTERN KANSAS BY SUNDAY MORNING WITH STRONG WINDS DEVELOPING ACROSS THE PLAINS TONIGHT. OVER THE NORTHEAST CORNER OF THE STATE...FALLING SNOW WILL COMBINE WITH STRONG WINDS OVERNIGHT TO PRODUCE BLIZZARD CONDITIONS THAT WILL MAKE TRAVEL DIFFICULT OR IMPOSSIBLE. THE TRACK OF THE STORM NOW APPEARS TO BE A LITTLE FURTHER SOUTH THAN EARLIER EXPECTED...WHICH MAY BRING HEAVY SNOW FURTHER SOUTH INTO NORTHEASTERN COLORADO...WITH THE MAIN THREAT BEING IN AREAS NORTH AND EAST OF FORT MORGAN. COZ042-044-100215- /O.EXB.KBOU.BZ.W.0001.130210T0000Z-130210T1800Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS 1103 AM MST SAT FEB 9 2013 ...BLIZZARD WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 AM MST SUNDAY. * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP LATE THIS AFTERNOON AND CHANGE TO ALL SNOW IN THE EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. MOST OF THE SNOW WILL FALL TONIGHT...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS...3 TO 6 INCHES...WITH UP TO 8 INCHES EAST OF NEW RAYMER AND FORT MORGAN. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ048>051-100215- /O.CON.KBOU.BZ.W.0001.130210T0000Z-130211T0000Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 1103 AM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY... * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP IN THE LATE AFTERNOON OR EARLY EVENING AND CHANGE TO ALL SNOW BY MID EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE SUNDAY MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...4 TO 8 INCHES...WITH LOCAL AMOUNTS UP TO A FOOT POSSIBLE ALONG AND NORTH OF INTERSTATE 76. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO THE NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-100215- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 1103 AM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW WILL BE HEAVY AT TIMES THIS AFTERNOON AND EVENING...THEN DECREASE LATE TONIGHT AND EARLY SUNDAY. * SNOW ACCUMULATIONS...8 TO 14 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. 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. && $$ COZ033-034-100215- /O.CON.KBOU.WW.Y.0003.130209T2100Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 1103 AM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM MST SUNDAY... * TIMING...SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND MAY BE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...6 TO 12 INCHES...HEAVIEST NORTH OF INTERSTATE 70. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ GIMMESTAD
841 WWUS45 KBOU 092132 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 232 PM MST SAT FEB 9 2013 ...WINTER STORM MOVING INTO NORTHERN COLORADO... .A STRONG WINTER STORM SYSTEM NOW ACROSS EASTERN UTAH WILL MOVE ACROSS COLORADO TONIGHT AND SUNDAY. SNOW HAS ALREADY DEVELOPED OVER THE MOUNTAINS AND ADJACENT PLAINS THIS AFTERNOON AND WILL CONTINUE TO SPREAD OVER THE EASTERN PLAINS BY EARLY EVENING. A DEEP SURFACE LOW WILL CONTINUE TO DEVELOP OVER EASTERN COLORADO AND MOVE INTO NORTHWESTERN KANSAS BY SUNDAY MORNING WITH STRONG WINDS DEVELOPING ACROSS THE PLAINS TONIGHT. OVER THE NORTHEAST CORNER OF THE STATE...FALLING SNOW WILL COMBINE WITH STRONG WINDS OVERNIGHT TO PRODUCE BLIZZARD CONDITIONS THAT WILL MAKE TRAVEL DIFFICULT OR IMPOSSIBLE. THE TRACK OF THE STORM NOW APPEARS TO BE A LITTLE FURTHER SOUTH THAN EARLIER EXPECTED...WHICH MAY BRING HEAVY SNOW FURTHER SOUTH INTO NORTHEASTERN COLORADO...WITH THE MAIN THREAT BEING IN AREAS NORTH AND EAST OF FORT MORGAN. COZ042-044-100545- /O.CON.KBOU.BZ.W.0001.130210T0000Z-130210T1800Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS 232 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP LATE THIS AFTERNOON AND CHANGE TO ALL SNOW IN THE EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. MOST OF THE SNOW WILL FALL TONIGHT... BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS...3 TO 6 INCHES...WITH UP TO 8 INCHES EAST OF NEW RAYMER AND FORT MORGAN. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ048>051-100545- /O.CON.KBOU.BZ.W.0001.130210T0000Z-130211T0000Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 232 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... * TIMING...RAIN AND SNOW SHOWERS WILL DEVELOP IN THE LATE AFTERNOON OR EARLY EVENING AND CHANGE TO ALL SNOW BY MID EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE SUNDAY MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...4 TO 8 INCHES...WITH LOCAL AMOUNTS UP TO A FOOT POSSIBLE ALONG AND NORTH OF INTERSTATE 76. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO THE NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ045-046-100545- /O.EXB.KBOU.WW.Y.0003.130210T0000Z-130210T1800Z/ CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- INCLUDING THE CITIES OF...BENNETT...BYERS...DEER TRAIL...LEADER... AGATE...HUGO...LIMON...MATHESON 232 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. * TIMING...SNOW WILL BECOME WIDESPREAD BY EARLY EVENING AND MAY BE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE EARLY SUNDAY MORNING. * SNOW ACCUMULATIONS...3 TO 5 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. 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. && $$ COZ031-100545- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 232 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW MAY BE HEAVY AT TIMES THIS EVENING...THEN DECREASE LATE TONIGHT AND EARLY SUNDAY. * SNOW ACCUMULATIONS...8 TO 14 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ033-034-100545- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 232 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY MORNING...POSSIBLE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...6 TO 12 INCHES...HEAVIEST NORTH OF INTERSTATE 70. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. 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. && $$
969 WWUS45 KBOU 100044 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 544 PM MST SAT FEB 9 2013 ...WINTER STORM MOVING ACROSS NORTHERN COLORADO... .A STRONG...YET DISORGANIZED WINTER STORM WILL CONTINUE TO MOVE ACROSS NORTHERN COLORADO TONIGHT. MUCH OF THE SNOWFALL HAS ENDED IN SOME LOCATIONS ALONG THE FRONT RANGE AND MOUNTAINS LATE THIS AFTERNOON. AS THE STORM SYSTEM MOVES EAST...SNOW WILL REDEVELOP AGAIN IN THE MOUNTAINS. SNOWFALL HAS STARTED TO DEVELOP OVER THE FAR NORTHEAST PLAINS LAT TODAY...AND THIS SHOULD INTENSIFY ALONG WITH INCREASING WINDS LATER THIS EVENING. WITH THIS UPDATE...SNOWFALL AMOUNTS HAVE BEEN REDUCED A BIT IN THE MOUNTAINS AND PLAINS. COZ042-044-100645- /O.CON.KBOU.BZ.W.0001.000000T0000Z-130210T1800Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS 544 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW SHOWERS WILL REDEVELOP LATER THIS EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. MOST OF THE SNOW WILL FALL TONIGHT... BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS...1 TO 4 INCHES. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ048>051-100645- /O.CON.KBOU.BZ.W.0001.000000T0000Z-130211T0000Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 544 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... * TIMING...RAIN AND SNOW SHOWERS WILL CHANGE TO ALL SNOW BY MID EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE SUNDAY MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...4 TO 8 INCHES...WITH LOCAL AMOUNTS UP TO A FOOT POSSIBLE ALONG AND NORTH OF INTERSTATE 76. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO THE NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-100645- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 544 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW MAY BE HEAVY AT TIMES THIS EVENING...THEN DECREASE LATE TONIGHT AND EARLY SUNDAY. * SNOW ACCUMULATIONS...5 TO 10 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ033-034-100645- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 544 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY MORNING...POSSIBLE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...4 TO 9 INCHES...HEAVIEST NORTH OF INTERSTATE 70. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. 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. && $$ COZ045-046-100645- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- INCLUDING THE CITIES OF...BENNETT...BYERS...DEER TRAIL...LEADER... AGATE...HUGO...LIMON...MATHESON 544 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW SHOWERS WILL REDEVELOP LATER THIS EVENING...THEN DECREASE AGAIN EARLY SUNDAY MORNING. * SNOW ACCUMULATIONS...2 TO 5 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
056 WWUS45 KBOU 100045 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 545 PM MST SAT FEB 9 2013 ...WINTER STORM MOVING ACROSS NORTHERN COLORADO... .A STRONG...YET DISORGANIZED WINTER STORM WILL CONTINUE TO MOVE ACROSS NORTHERN COLORADO TONIGHT. MUCH OF THE SNOWFALL HAS ENDED IN SOME LOCATIONS ALONG THE FRONT RANGE AND MOUNTAINS LATE THIS AFTERNOON. AS THE STORM SYSTEM MOVES EAST...SNOW WILL REDEVELOP AGAIN IN THE MOUNTAINS. SNOWFALL HAS STARTED TO DEVELOP OVER THE FAR NORTHEAST PLAINS...AND THIS SHOULD INTENSIFY ALONG WITH INCREASING WINDS LATER THIS EVENING. WITH THIS UPDATE... SNOWFALL AMOUNTS HAVE BEEN REDUCED A BIT IN THE MOUNTAINS AND PLAINS. COZ042-044-100845- /O.CON.KBOU.BZ.W.0001.000000T0000Z-130210T1800Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS 545 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW SHOWERS WILL REDEVELOP LATER THIS EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. MOST OF THE SNOW WILL FALL TONIGHT... BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS THROUGH SUNDAY MORNING. * SNOW ACCUMULATIONS...1 TO 4 INCHES. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ048>051-100845- /O.CON.KBOU.BZ.W.0001.000000T0000Z-130211T0000Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 545 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... * TIMING...RAIN AND SNOW SHOWERS WILL CHANGE TO ALL SNOW BY MID EVENING. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE SUNDAY MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...4 TO 8 INCHES...WITH LOCAL AMOUNTS UP TO A FOOT POSSIBLE ALONG AND NORTH OF INTERSTATE 76. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO THE NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-100845- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 545 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW MAY BE HEAVY AT TIMES THIS EVENING...THEN DECREASE LATE TONIGHT AND EARLY SUNDAY. * SNOW ACCUMULATIONS...5 TO 10 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. 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. && $$ COZ033-034-100845- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 545 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY MORNING...POSSIBLE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...4 TO 9 INCHES...HEAVIEST NORTH OF INTERSTATE 70. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ045-046-100845- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- INCLUDING THE CITIES OF...BENNETT...BYERS...DEER TRAIL...LEADER... AGATE...HUGO...LIMON...MATHESON 545 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... * TIMING...SNOW SHOWERS WILL REDEVELOP LATER THIS EVENING...THEN DECREASE AGAIN EARLY SUNDAY MORNING. * SNOW ACCUMULATIONS...2 TO 5 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. 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. && $$
232 WWUS45 KBOU 100345 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 845 PM MST SAT FEB 9 2013 ...DISORGANIZED WINTER STORM MOVING ACROSS NORTHERN COLORADO... .A STRONG...YET DISORGANIZED WINTER STORM WILL CONTINUE TO MOVE ACROSS NORTHERN COLORADO TONIGHT. THE MAIN CHANGE TO THIS UPDATE IS TO CANCEL THE BLIZZARD WARNING FOR MORGAN AND NORTHEAST WELD COUNTIES. THE WINTER WEATHER ADVISORY FOR EASTERN PORTIONS OF ADAMS...ARAPAHOE...AND EASTERN ELBERT COUNTIES HAS ALSO BEEN CANCELLED. SNOWFALL WILL REDEVELOP OVER THE FAR NORTHEAST PLAINS...AND THIS SHOULD INTENSIFY ALONG WITH INCREASING WINDS TOWARDS MIDNIGHT. COZ042-044-100445- /O.CAN.KBOU.BZ.W.0001.000000T0000Z-130210T1800Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS 845 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE BLIZZARD WARNING. SNOW DEVELOPMENT LATER TONIGHT WILL GENERALLY STAY EAST OF NORTHEAST WELD AND MORGAN COUNTIES. STILL EXPECT INCREASING NORTH WINDS OF 20 TO 35 MPH. $$ COZ045-046-100445- /O.CAN.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- INCLUDING THE CITIES OF...BENNETT...BYERS...DEER TRAIL...LEADER... AGATE...HUGO...LIMON...MATHESON 845 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER WEATHER ADVISORY. AREAS OF LIGHT SNOW WILL DEVELOP THIS EVENING AND CONTINUE TONIGHT BUT OVERALL AMOUNTS WILL BE LESS THAN 3 INCHES. $$ COZ048>051-101145- /O.CON.KBOU.BZ.W.0001.000000T0000Z-130211T0000Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 845 PM MST SAT FEB 9 2013 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 PM MST SUNDAY... * TIMING...BLIZZARD CONDITIONS HAVE BEEN DELAYED BUT SNOW IS STILL EXPECTED TO DEVELOP AND BECOME MORE WIDESPREAD BY MIDNIGHT AND CONTINUE OVER NIGHT. NORTH TO NORTHWEST WINDS WILL INCREASE OVERNIGHT... CAUSING BLOWING AND DRIFTING SNOW TO DEVELOP. THE SNOW WILL DECREASE SUNDAY MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS...ESPECIALLY EAST OF STERLING. * SNOW ACCUMULATIONS...2 TO 6 INCHES...HEAVIEST AMOUNTS ACROSS PHILLIPS AND SEDGWICK COUNTIES. * WIND/VISIBILITY...NORTH WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH...SHIFTING TO THE NORTHWEST ON SUNDAY. VISIBILITIES WILL BE LESS THAN A QUARTER MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-101145- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 845 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY FOR SNOW AND BLOWING SNOW... * TIMING...SNOW MAY BE HEAVY AT TIMES THIS EVENING...THEN DECREASE LATE TONIGHT AND EARLY SUNDAY. * SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 15 TO 30 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW OVER HIGHER OPEN AREAS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. 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. && $$ COZ033-034-101145- /O.CON.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 845 PM MST SAT FEB 9 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY FOR SNOW AND BLOWING SNOW... * TIMING...SNOW WILL CONTINUE THROUGH SUNDAY MORNING...POSSIBLE HEAVY AT TIMES TONIGHT. SNOW WILL DECREASE ON SUNDAY. * SNOW ACCUMULATIONS...3 TO 7 INCHES. * WIND/VISIBILITY...NORTHWEST WINDS AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE BLOWING AND DRIFTING SNOW. * IMPACTS...ROADS WILL BECOME ICY AND SNOWPACKED. CHAINS OR SNOW TIRES MAY BE REQUIRED ON HIGHWAYS INCLUDING INTERSTATE 70 WEST OF DENVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
914 WWUS45 KBOU 101226 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 526 AM MST SUN FEB 10 2013 ...WINTER STORM MOVING AWAY FROM COLORADO BUT LINGERING EFFECTS CONTINUE... .THE UPPER LEVEL STORM SYSTEM THAT MOVED OVER EASTERN COLORADO LAST EVENING HAS STRENGTHENED AS IT MOVED OVER THE CENTRAL PLAINS. MOIST NORTHERLY FLOW CIRCULATING AROUND THE STORM IS BRINGING GUSTY WINDS...LIGHT SNOW AND BLIZZARD-LIKE CONDITIONS TO THE NORTHEAST CORNER OF THE STATE THIS MORNING. IN THE MOUNTAINS... LINGERING MOISTURE AND NORTHERLY WINDS WILL COMBINE TO CONTINUE PRODUCING LIGHT SNOW SHOWER ACTIVITY THROUGH THIS AFTERNOON. AS THE STORM SYSTEM MOVES FARTHER AWAY FROM COLORADO LATER THIS AFTERNOON...WINDS ON THE NORTHEAST PLAINS WILL DECREASE AND SNOW SHOWERS OVER THE MOUNTAINS WILL BEGIN TO DIMINISH. COZ031-033-034-101330- /O.CAN.KBOU.WW.Y.0003.000000T0000Z-130210T1800Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 526 AM MST SUN FEB 10 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOWFALL AMOUNTS IN THE MOUNTAINS OVER THE PAST 24 HOURS GENERALLY RANGED FROM 3 TO 8 INCHES. ADDITIONAL SNOW SHOWERS ARE EXPECTED TODAY...BUT ADDITIONAL ACCUMULATIONS SHOULD ONLY BE 1 TO 4 INCHES. LESSER TRAVELED ROADS MAY STILL BE SNOWPACKED AND ICY...BUT MAIN HIGHWAYS SHOULD HAVE BETTER ROAD CONDITIONS THROUGH THIS AFTERNOON AND EVENING. $$ COZ048>051-101800- /O.EXT.KBOU.BZ.W.0001.000000T0000Z-130210T1800Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 526 AM MST SUN FEB 10 2013 ...BLIZZARD WARNING NOW IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...BLIZZARD CONDITIONS HAVE DEVELOPED DURING THE PRE-DAWN HOURS FROM AKRON NORTHWARD AND NORTHEASTWARD TO THE NEBRASKA BORDER. SNOWFALL AMOUNTS HAVE BEEN LIGHT...BUT VISIBILITIES HAVE DROPPED TO ONE MILE OR LESS AT TIMES. THE SNOW WILL DECREASE LATER THIS MORNING...BUT STRONG WINDS MAY CONTINUE TO PRODUCE BLIZZARD CONDITIONS. WINDS WILL BEGIN DECREASING AFTER 11 AM...ALLOWING TRAVEL CONDITIONS TO BEGIN IMPROVING. * SNOW ACCUMULATIONS...TOTAL ACCUMULATIONS OF 2 TO 4 INCHES. HEAVIEST AMOUNTS ACROSS PHILLIPS AND SEDGWICK COUNTIES. * WIND/VISIBILITY...NORTH WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH THIS MORNING. WINDS WILL DECREASE TO 15 TO 30 MPH WITH SOME HIGHER GUSTS DURING THE AFTERNOON. VISIBILITIES WILL BE LESS THAN A HALF MILE AT TIMES...WITH WHITEOUT CONDITIONS POSSIBLE IN RURAL AREAS THIS MORNING. * IMPACTS...POOR VISIBILITIES DUE TO BLOWING SNOW WILL MAKE TRAVEL HAZARDOUS. DRIFTING OF SNOW MAY MAKE RURAL ROADS IMPASSABLE. LOW VISIBILITY CONDITIONS SHOULD BEGIN DIMINISHING BY EARLY IN THE AFTERNOON AS WIND SPEEDS BEGIN TO DROP. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$
394 WWUS45 KBOU 101741 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1041 AM MST SUN FEB 10 2013 ...WINTER STORM MOVING OUT OF COLORADO... .A WINTER STORM WILL CONTINUE TO MOVE EAST ACROSS NEBRASKA TODAY. THERE WILL STILL BE AREAS OF LIGHT SNOW OVER NORTHEAST COLORADO BUT WITH LITTLE OR NO ADDITIONAL ACCUMULATION. NORTH WINDS GUSTING TO 40 MPH WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW IN AREAS THAT HAD SIGNIFICANT ACCUMULATION...MAINLY AROUND JULESBURG. THE SHERIFF IN SEDGWICK COUNTY REPORTED 4 INCHES OF SNOW AND 2 FOOT DRIFTS IN JULESBURG THIS MORNING. CONDITIONS WERE LESS SEVERE IN AREAS FURTHER SOUTH AND WEST. BLIZZARD CONDITIONS WILL CONTINUE IN WESTERN NEBRASKA SO TRAVELERS SHOULD CHECK FOR ROAD CONDITIONS IN THAT AREA. COZ048>051-101845- /O.CAN.KBOU.BZ.W.0001.000000T0000Z-130210T1800Z/ LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- INCLUDING THE CITIES OF...CROOK...MERINO...STERLING...PEETZ... AKRON...COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 1041 AM MST SUN FEB 10 2013 ...BLIZZARD WARNING IS CANCELLED... WINDS GUSTING TO 40 MPH AND AREAS OF LIGHT SNOW WILL CONTINUE TODAY...BUT BLIZZARD CONDITIONS ARE NO LONGER EXPECTED. THERE WILL CONTINUE TO BE SOME BLOWING AND DRIFTING SNOW...MAINLY IN SEDGWICK COUNTY. CONDITIONS WILL IMPROVE WITH DECREASING WINDS LATE THIS AFTERNOON. $$ GIMMESTAD
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 Denver/Boulder, CO wrote its last area forecast discussion before this blizzard warning went out at Feb 9, 4:32 AM MST, 1 hour earlier.
Area forecast discussion, Feb 9, 4:32 AM MST, 1 hour before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DENVER/BOULDER CO 432 AM MST SAT FEB 9 2013 .SHORT TERM...THE POTENT UPPER LEVEL LOW IS STILL EXPECTED TO MOVE OVER COLORADO TODAY AND TONIGHT...EVENTUALLY BRINGING PRECIPITATION ACROSS THE ENTIRE FORECAST AREA. INITIALLY...EASTERN COLORADO IS UNDER A SIZABLE DRY SLOT OUT AHEAD OF THE UPPER LEVEL SYSTEM. THIS HAS KEPT SKIES ACROSS THE PLAINS CLEAR OVERNIGHT WHILE MOUNTAIN AREAS HAVE SEEN INCREASING CLOUDS AND A FEW SNOW SHOWERS. SATELLITE IMAGERY IS BEGINNING TO SHOW DECENT CLOUD TOP COOLING OVER EASTERN UTAH AND FAR WESTERN COLORADO AS THE STRONG DYNAMICS NEAR THE LOW CENTER LIFT THE AIRMASS. THE LATEST MODEL RUNS OF THE RAP ARE NOW SHOWING THE CENTER OF THE UPPER LOW PASSING OVER COLORADO SPRINGS ON THE WAY TO NORTHWESTERN KANSAS. THE ATTENDENT SURFACE LOW WILL ALSO REMAIN OVER THE PALMER DIVIDE...HELPING THE FRONT RANGE CORRIDOR TO COME UNDER INCREASING NORTH TO NORTHEAST WINDS LATE IN THE AFTERNOON AND EARLY EVENING. OVERALL...THE SYSTEM DOES NOT SEEM TO CONTAIN ABUNDANT MOISTURE...SO PRECIPITATION AMOUNTS SHOULD REMAIN ON THE LIGHT SIDE. HOWEVER...MODEL SOUNDINGS AND CROSS SECTIONS SHOW THAT AS THE UPPER LOW IS MOVING OVERHEAD THROUGH THE EVENING HOURS...THE MID LEVELS WILL BE FAIRLY UNSTABLE WHICH WILL ALLOW FOR STRONG RISING MOTIONS IN RESPONSE TO THE DYNAMIC LIFT FROM THE UPPER LOW. SKIES ACROSS THE PLAINS SHOULD GRADUALLY CLOUD OVER DURING THE AFTERNOON WITH RAIN SHOWERS DEVELOPING LATE. RAIN WILL THEN QUICKLY CHANGE OVER TO SNOW EARLY IN THE EVENING. GIVEN THE CONVECTIVE NATURE OF THE SHOWERS...LIGHT TO MODERATE SNOW WILL BE POSSIBLE ALONG THE FRONT RANGE URBAN CORRIDOR FOR A FEW HOURS IN THE EVENING. SNOW ACCUMULATIONS UP TO 4 OR 5 INCHES CAN NOT BE RULED OUT...BUT THE MORE LIKELY TOTALS WILL BE 1 TO 3 INCHES. LATER IN THE EVENING...WINDS WILL SWITCH TO NORTHWESTERLY WHICH WILL BRING DRYING ALONG THE URBAN CORRIDOR. MOUNTAIN AREAS SHOULD RECEIVE LIGHT TO MODERATE SNOWFALL THROUGH TODAY AS THE LOW MOVES OVERHEAD AND SNOW SHOWERS OVERNIGHT AS COLD ADVECTION CONTINUES IN THE WAKE OF THE UPPER LOW. THE OTHER FORECAST CONCERN IS INCREASING NORTHERLY WINDS ACROSS THE PLAINS TONIGHT AS THE SURFACE LOW DEEPENS ALONG THE EASTERN BORDER. THE COMBINATION OF WIND AND SNOW OVER THE NORTHEAST CORNER WILL NECESSITATE UPGRADING THE BLIZZARD WATCH TO A BLIZZARD WARNING. .LONG TERM...THE UPPER LEVEL STORM SYSTEM WILL MOVE QUICKLY NORTHEAST OF THE AREA ON SUN HOWEVER SOME SNOW WILL LINGER OVER THE FAR NERN PLAINS THRU MID MORNING BEFORE GRADUALLY ENDING BY MIDDAY. WINDS WILL REMAIN VERY GUSTY THRU SUN AFTN SO EXPECT A LOT OF BLOWING SNOW AND POOR VISBILITIES FM AKRON TO STERLING EASTWARD SO WILL KEEP BLIZZARD WARNING THRU THE AFTN HOURS. ELSEWHERE SOME OROGRAPHIC SNOW WILL CONTINUE IN THE MTNS DUE TO ABUNDANT MOISTURE AND DECENT LAPSE RATES. ALONG THE FRONT RANGE DOWNSLOPE NWLY LOW LVL FLOW WILL LIMIT PCPN CHANCES HOWEVER WINDS WILL BE GUSTY FM THE WY BORDER SOUTHWARD ALONG I-25 TOWARD DENVER. AS FOR HIGHS READINGS SHOULD STAY IN THE 30S ACROSS NERN CO. FOR SUN NIGHT INTO MON A SECONDARY UPPER LEVEL SYSTEM WILL MOVE SOUTHWARD OVER THE AREA. IN ADDITION A SECOND SURGE OF COLDER AIR MAY ACCOMPANY THIS TROUGH WITH WK UPSLOPE FLOW SUN NIGHT INTO MON IN AND NR THE FOOTHILLS AND OVER THE PALMER DIVIDE. THUS COULD SEE A CHC OF LIGHT SNOW OVERNIGHT INTO MONDAY MOST OF THE ACTIVITY WEST OF I-25. OVER THE NERN PLAINS IT WILL BE DRY WITH SOME GUSTY WINDS OVER THE FAR NERN CORNER BUT NOT NEARLY AS STG AS SUN. IN THE MTNS ABUNDANT MOISTURE WILL CONTINUE SUN NIGHT AND MON WITH DECENT LAPSE RATES HOWEVER THE FLOW AT 700 MB IS WEAK SWLY. WILL LIKELY SEE MORE LIGHT SNOW WITH SOME MINOR ACCUMULATIONS. HIGHS ON MON WILL BE COLD WITH READINGS IN THE MID 20S TO AROUND 30 ACROSS NERN CO. BY TUE THE UPPER LEVEL TROUGH WILL MOVE SOUTH OF THE AREA WITH DRYING AIR MOVING IN. THUS SHOULD END PCPN CHANCES. 850-700 MB TEMPS BEGIN TO RISE SO SHOULD SEE HIGHS IN THE UPPER 30S TO LOWER 40S ALTHOUGH SNOW COVER OVER THE FAR NERN CORNER MAY KEEP READINGS IN THE LOWER TO MID 30S. FOR WED THE FLOW ALOFT WILL BECOME NWLY WITH SOME MOISTURE MOVING BACK INTO THE MTNS BY AFTN SO WILL MENTION A SLIGHT CHC OF SNOW. OVER NERN CO IT WILL BE DRY WITH TEMPS MODERATING BACK INTO THE 40S. FOR WED NIGHT AND THU THERE ARE DIFFERENCES BETWEEN THE ECMWF AND THE GFS WITH REGARDS TO A DISTURBANCE EMBEDDED IN THE NWLY FLOW. THE ECMWF HAS THIS FEATURE MOVING ACROSS NRN CO WED NIGHT INTO EARLY THU MORNING WITH A GOOD CHC OF SNOW IN THE MTNS. OVER THE PLAINS IT HAS A BORA TYPE FNT MOVING ACROSS WITH NO PCPN. MEANWHILE THE GFS IS HAS THE FEATURE MOVING ACROSS THU AFTN INTO THU EVENING AS ANOTHER SURGE OF COLDER AIR MOVES INTO NERN CO. AS A RESULT THIS PRODUCES A CHC OF SNOW OVER NERN CO THU AFTN INTO THU EVENING. THIS FAR OUT NOT SURE WHAT TO BELIEVE SO WILL JUST LEAVE IN LOW POPS FOR NERN CO ON THU. IN THE MTNS WILL MENTION A CHC OF SNOW WED NIGHT INTO THU. BY FRI NNW FLOW ALOFT IS SHOWN OVER THE AREA. THE ECMWF SHOWS ANOTHER POSSIBLE WAVE EMBEDDED IN THE FLOW MOVING ACROSS DURING THE DAY WHILE THE GFS SHOWS NOTHING. MEANWHILE THE ECMWF SHOWS ANOTHER CDFNT AFFECTING NERN CO WHILE THE GFS DOES NOT SHOW THIS FNT. AS A RESULT THE ECMWF GENERATES SOME UPSLOPE FLOW AND A CHC OF LIGHT SNOW ALONG THE FNT RANGE ON FRI. FOR NOW WILL JUST MENTION LOW POPS IN THE MTNS AND ALONG THE FRONT RANGE. && .AVIATION...CEILINGS WILL GRADUALLY LOWER THROUGH THE AFTERNOON HOURS WITH A FAIR AMOUNT OF VIRGA PRECEDING SHOWERS THAT DEVELOP AFTER 22Z. PRECIPITATION SHOULD BEGIN AS RAIN BUT THEN QUICKLY CHANGE TO SNOW AFTER ABOUT 00Z. CEILINGS COULD DROP BELOW 6000 FEET AGL BY 22Z AND MAY THEN DROP TO MVFR BY 01Z. SNOW SHOWERS THROUGH THE EVENING WILL DROP CEILINGS AND VSBYS INTO THE IFR CATEGORY. IMPROVING CONDITIONS ARE EXPECTED AFTER 06Z. SNOW ACCUMULATIONS OF 1 TO 3 INCHES CAN BE EXPECTED...BUT IF MULTIPLE SNOW SHOWERS MOVE OVER THE AIRPORT...AMOUNTS UP TO 5 INCHES WILL BE POSSIBLE. && .BOU WATCHES/WARNINGS/ADVISORIES... BLIZZARD WARNING FROM 5 PM THIS AFTERNOON TO 5 PM MST SUNDAY FOR COZ048>051. WINTER WEATHER ADVISORY FROM 2 PM THIS AFTERNOON TO 11 AM MST SUNDAY FOR COZ033-034. WINTER WEATHER ADVISORY FROM 11 AM THIS MORNING TO 11 AM MST SUNDAY FOR COZ031. && SHORT TERM...DANKERS LONG TERM....RPK AVIATION...DANKERS
Hazardous weather outlook, Feb 8, 10:58 AM MST, 18 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1058 AM MST FRI FEB 8 2013 COZ030>051-091800- JACKSON COUNTY BELOW 9000 FEET- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY- LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY- 1058 AM MST FRI FEB 8 2013 ...BLIZZARD WATCH FAR NORTHEAST CORNER OF COLORADO SATURDAY NIGHT AND SUNDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL COLORADO. .DAY ONE...TODAY AND TONIGHT SOUTHERLY WINDS WILL INCREASE ACROSS THE EASTERN PLAINS AND PALMER DIVIDE AREA THIS AFTERNOON...BRINGING ELEVATED FIRE DANGER. GUSTS BETWEEN 30 AND 40 MPH CAN BE EXPECTED...MAINLY ALONG AND SOUTH OF INTERSTATE 76. DRY CONDITIONS WILL PREVAIL ACROSS THE PLAINS THROUGH TONIGHT... BUT SCATTERED SNOW SHOWERS WILL BEGIN TO SPREAD INTO THE MOUNTAINS AHEAD OF THE NEXT STORM SYSTEM. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A POTENT STORM SYSTEM WILL BE MOVING OVER NORTHERN COLORADO FROM SATURDAY THROUGH SUNDAY. NEW SNOW ACCUMULATIONS IN THE MOUNTAINS BY SUNDAY EVENING COULD BE 6 TO 12 INCHES. ON THE PLAINS...SCATTERED RAIN AND SNOW SHOWERS WILL DEVELOP SATURDAY AFTERNOON THEN SNOW IS LIKELY SATURDAY NIGHT. THE SNOW WILL GENERALLY BE LIGHT...THOUGH THERE COULD BE SEVERAL INCHES OF ACCUMULATION ESPECIALLY NEAR THE NORTHERN COLORADO BORDER. NORTH WINDS WILL INCREASE SATURDAY NIGHT AND SUNDAY ON THE PLAINS WITH GUSTS OF 40 TO 50 MPH. THE WINDS MAY CREATE BLIZZARD CONDITIONS IN AREAS WHERE THERE IS ENOUGH SNOWFALL...MOST LIKELY IN AREAS NORTH AND EAST OF STERLING. THE WINDS AND SNOW WILL EASE FROM WEST TO EAST ON SUNDAY...THOUGH THERE WILL STILL BE A CHANCE OF LIGHT SNOW OVER THE MOUNTAINS AND PALMER DIVIDE AREAS SUNDAY NIGHT. AFTER COLD DAYS ON SUNDAY AND MONDAY...TEMPERATURES WILL WARM BY MIDWEEK...THEN THERE WILL BE A SLIGHT CHANCE OF SNOW ALONG WITH COLDER TEMPERATURES AGAIN ABOUT THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT. D_L/GIMMESTAD
Nearby
Blizzard Warnings in Colorado, 2013Every blizzard warning in 2013
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.