Alert archive / Colorado / Winter Storm Warnings in 2011
Winter Storm Warning 2, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this winter storm warning at Feb 4, 2011, 3:29 PM MST for 9 counties in Colorado. It took effect at Feb 5, 2011, 12:00 AM MST. It was in force for 30 hr. 16 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 4, 2011, 3:29 PM MST (22:29 UTC)
- In effect from
- Feb 5, 2011, 12:00 AM MST
- Expired
- Feb 6, 2011, 6:00 AM MST
- In force
- 30 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Clear Creek County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO
The radar
The Denver radar (KFTG), 102 km from the middle of the area, began a volume at 22:27 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 5, 10:23 AM MST | HEAVY SNOW 8 | 9 E Silverthorne, CO | |
| Feb 5, 3:00 PM MST | HEAVY SNOW 7.3 | 1 Se Breckenridge, CO | |
| Feb 5, 4:00 PM MST | HEAVY SNOW 7 | 1 Nw Grand Lake, CO | |
| Feb 5, 4:30 PM MST | SNOW 1.2 | 2 Sw Boulder, CO | DAVID SKAGGS RESEARCH CENTER NOAA |
| Feb 5, 4:39 PM MST | SNOW 1.2 | 1 Sw Westminster, CO | |
| Feb 5, 4:54 PM MST | SNOW 2.8 | 3 N Black Hawk, CO | |
| Feb 5, 7:04 PM MST | SNOW 2 | Wheat Ridge, CO | |
| Feb 5, 7:26 PM MST | SNOW 2.9 | Ken Caryl, CO | |
| Feb 5, 7:30 PM MST | SNOW 2.5 | 4 S Evergreen, CO | |
| Feb 5, 9:17 PM MST | SNOW 4.2 | 4 S Evergreen, CO | |
| Feb 5, 10:07 PM MST | SNOW 3 | 4 Wsw Eldorado Springs, CO | |
| Feb 6, 12:10 AM MST | HEAVY SNOW 7.2 | 1 Nnw Louisville, CO | |
| Feb 6, 12:13 AM MST | HEAVY SNOW 14 | 4 Sse Pinecliffe, CO | |
| Feb 6, 12:15 AM MST | SNOW 2.7 | Louisville, CO | |
| Feb 6, 5:30 AM MST | HEAVY SNOW 10.2 | 3 Ese Tiny Town, CO | |
| Feb 6, 5:55 AM MST | SNOW 4.6 | 1 Sw Westminster, CO |
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, 10.5 hours before the alert went out and 213 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
- 1775 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
400 WWUS45 KBOU 042229 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 329 PM MST FRI FEB 4 2011 ...ANOTHER ROUND OF SNOW AND BLOWING SNOW HEADED FOR THE NORTHERN COLORADO MOUNTAINS... .A PACIFIC STORM SYSTEM WILL MOVE QUICKLY SOUTHEAST INTO COLORADO LATE TONIGHT AND SATURDAY. THIS WILL BRING INCREASING SNOW...WIND...AND BLOWING SNOW TO THE MOUNTAINS LATE TONIGHT INTO SATURDAY. TRAVEL WILL BECOME HAZARDOUS IN THE HIGH COUNTRY BEFORE DAYBREAK SATURDAY...SO ALLOW PLENTY OF TIME IF PLANNING A TRIP INTO THE COLORADO MOUNTAINS THIS WEEKEND. CHAIN LAWS WILL LIKELY BE ENACTED FOR COMMERCIAL VEHICLES ON I-70 INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. COZ031-050630- /O.NEW.KBOU.WS.W.0002.110205T0700Z-110206T0700Z/ 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 329 PM MST FRI FEB 4 2011 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MST SATURDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MST SATURDAY NIGHT. * TIMING...SNOW WILL INCREASE IN INTENSITY BY OR SHORTLY AFTER MIDNIGHT...WITH PERIODS OF HEAVY SNOW THROUGH SATURDAY. THE SNOW WILL GRADUALLY DIMINISH SATURDAY EVENING. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH WILL PRODUCE CONSIDERABLE BLOWING SNOW IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING RABBIT EARS PASS. * MAIN IMPACT...ROADS WILL BECOME SNOWPACKED AND ICY. VISIBILITIES WILL ALSO BE LIMITED DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ033-034-050630- /O.NEW.KBOU.WW.Y.0006.110205T1200Z-110206T0700Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 329 PM MST FRI FEB 4 2011 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO MIDNIGHT MST SATURDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 5 AM SATURDAY TO MIDNIGHT MST SATURDAY NIGHT. * TIMING...SNOW WILL INCREASE IN INTENSITY LATE TONIGHT AND THEN CONTINUE THROUGH SATURDAY EVENING. THE SNOW WILL GRADUALLY DIMINISH SATURDAY NIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 6 TO 11 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS IN EXCESS OF 45 MPH ABOVE TIMBERLINE WILL PRODUCE CONSIDERABLE BLOWING SNOW...ESPECIALLY IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL...VAIL PASS...AND BERTHOUD PASS. * MAIN IMPACT...ROADS WILL BECOME SNOWPACKED AND ICY. VISIBILITIES WILL ALSO BE LIMITED DUE TO PERIODS OF HEAVIER SNOWFALL AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW...BLOWING SNOW...OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ BARJENBRUCH
7 follow-up statements
495 WWUS45 KBOU 050505 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1005 PM MST FRI FEB 4 2011 ...ANOTHER ROUND OF SNOW AND BLOWING SNOW HEADED FOR THE NORTHERN COLORADO MOUNTAINS... .A PACIFIC STORM SYSTEM WILL MOVE QUICKLY SOUTHEAST INTO COLORADO TONIGHT AND SATURDAY. THIS WILL BRING INCREASING SNOW...WIND... AND BLOWING SNOW TO THE MOUNTAINS LATE TONIGHT INTO SATURDAY. TRAVEL WILL BECOME HAZARDOUS IN THE HIGH COUNTRY BEFORE DAYBREAK SATURDAY...SO ALLOW PLENTY OF TIME IF PLANNING A TRIP INTO THE COLORADO MOUNTAINS THIS WEEKEND. CHAIN LAWS WILL LIKELY BE ENACTED FOR COMMERCIAL VEHICLES ON I-70 INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. COZ031-051315- /O.CON.KBOU.WS.W.0002.110205T0700Z-110206T0700Z/ 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 1005 PM MST FRI FEB 4 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SATURDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SATURDAY NIGHT. * TIMING...SNOW WILL INCREASE IN INTENSITY BY OR SHORTLY AFTER MIDNIGHT...WITH PERIODS OF HEAVY SNOW THROUGH SATURDAY. THE SNOW WILL GRADUALLY DIMINISH SATURDAY EVENING. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH WILL PRODUCE CONSIDERABLE BLOWING SNOW IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING RABBIT EARS PASS. * MAIN IMPACT...ROADS WILL BECOME SNOWPACKED AND ICY. VISIBILITIES WILL ALSO BE LIMITED DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ033-034-051315- /O.CON.KBOU.WW.Y.0006.110205T1200Z-110206T0700Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 1005 PM MST FRI FEB 4 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM SATURDAY TO MIDNIGHT MST SATURDAY NIGHT... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM SATURDAY TO MIDNIGHT MST SATURDAY NIGHT. * TIMING...SNOW WILL INCREASE IN INTENSITY LATE TONIGHT AND THEN CONTINUE THROUGH SATURDAY EVENING. THE SNOW WILL GRADUALLY DIMINISH SATURDAY NIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 6 TO 11 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS IN EXCESS OF 45 MPH ABOVE TIMBERLINE WILL PRODUCE CONSIDERABLE BLOWING SNOW...ESPECIALLY IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL...VAIL PASS...AND BERTHOUD PASS. * MAIN IMPACT...ROADS WILL BECOME SNOWPACKED AND ICY. VISIBILITIES WILL ALSO BE LIMITED DUE TO PERIODS OF HEAVIER SNOWFALL AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW...BLOWING SNOW...OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
401 WWUS45 KBOU 051136 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 436 AM MST SAT FEB 5 2011 ...ANOTHER ROUND OF SNOW AND BLOWING SNOW HEADED FOR THE NORTHERN COLORADO MOUNTAINS... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS COLORADO TODAY. THIS WILL BRING SNOW...WIND... AND BLOWING SNOW TO THE MOUNTAINS THROUGH THIS EVENING. TRAVEL WILL BE HAZARDOUS IN THE HIGH COUNTRY...SO ALLOW PLENTY OF TIME IF PLANNING A TRIP INTO THE COLORADO MOUNTAINS THIS WEEKEND. CHAIN LAWS ARE IN EFFECT FOR COMMERCIAL VEHICLES ON I-70 INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. COZ031-052000- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T0700Z/ 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 436 AM MST SAT FEB 5 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH SATURDAY AFTERNOON. THE SNOW WILL GRADUALLY DIMINISH SATURDAY EVENING. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH WILL PRODUCE CONSIDERABLE BLOWING SNOW IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING RABBIT EARS PASS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE A QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ033-034-052000- /O.EXT.KBOU.WW.Y.0006.110205T1136Z-110206T0700Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 436 AM MST SAT FEB 5 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH SATURDAY AFTERNOON. THE SNOW WILL GRADUALLY DIMINISH SATURDAY EVENING. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 6 TO 12 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE WILL PRODUCE CONSIDERABLE BLOWING SNOW...ESPECIALLY IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL...VAIL PASS...AND BERTHOUD PASS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE A QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW...BLOWING SNOW...OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
111 WWUS45 KBOU 051630 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 930 AM MST SAT FEB 5 2011 ...HEAVY SNOW AND BLOWING SNOW IN THE NORTHERN COLORADO MOUNTAINS... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS COLORADO TODAY. THIS WILL BRING HEAVY SNOW...GUSTY WINDS...AND BLOWING SNOW TO THE MOUNTAINS THROUGH THIS EVENING. TRAVEL WILL BE HAZARDOUS IN THE HIGH COUNTRY DUE TO SNOWPACKED AND ICY ROADS...AND POOR VISIBILITIES...SO ALLOW PLENTY OF TIME IF PLANNING A TRIP INTO THE COLORADO MOUNTAINS THIS WEEKEND. CHAIN LAWS ARE IN EFFECT FOR COMMERCIAL VEHICLES ON I-70 INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. SKI AREAS AND AUTOMATED SNOW MEASURING STATIONS IN THE MOUNTAINS INDICATE THAT 3 TO 8 INCHES OF SNOW HAS ALREADY FALLEN IN THE HIGH COUNTRY. COZ033-034-060030- /O.UPG.KBOU.WW.Y.0006.000000T0000Z-110206T0700Z/ /O.EXB.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ 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 930 AM MST SAT FEB 5 2011 ...WINTER STORM WARNING IN EFFECT UNTIL 6 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 6 AM MST SUNDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DIMINISH AFTER MIDNIGHT TONIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 8 TO 16 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE WILL PRODUCE CONSIDERABLE BLOWING SNOW...ESPECIALLY IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL...VAIL PASS...AND BERTHOUD PASS. WINDS WILL GRADUALLY DECREASE TONIGHT. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS WILL ALSO OCCUR. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ031-060030- /O.EXT.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 930 AM MST SAT FEB 5 2011 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM MST SUNDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 6 AM MST SUNDAY. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DIMINISH OVERNIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH WILL PRODUCE CONSIDERABLE BLOWING SNOW IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING RABBIT EARS PASS. THE GUSTY WINDS WILL GRADUALLY DECREASE TONIGHT. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ BARJENBRUCH
534 WWUS45 KBOU 052133 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 233 PM MST SAT FEB 5 2011 ...HEAVY SNOW AND BLOWING SNOW IN THE NORTHERN COLORADO MOUNTAINS AND LOCALLY HEAVY SNOW DEVELOPING ACROSS PORTIONS OF THE PLAINS... .MOIST AND UNSTABLE NORTHWESTERLY FLOW ALOFT WILL PRODUCE MORE SNOW ACROSS NORTHEAST AND NORTH CENTRAL COLORADO. SNOW HAD DEVELOPED RAPIDLY THIS AFTERNOON ACROSS THE DENVER AND BOULDER AREAS...AND THIS HEAVIER SNOW IS EXPECTED TO CONTINUE INTO THE EVENING HOURS AND SLOWLY SHIFT SOUTHWARD THROUGH THE SOUTHERN FOOTHILLS AND PALMER DIVIDE. LARGE VARIATIONS IN SNOWFALL AMOUNTS WILL BE POSSIBLE ACROSS THE FRONT RANGE URBAN CORRIDOR. LITTLE IF ANY ACCUMULATION IS EXPECTED AROUND GREELEY AND FORT COLLINS...WITH SIGNIFICANTLY HEAVIER SNOWFALL CLOSER TO THE SOUTHERN AND SOUTHWESTERN SECTIONS OF DENVER AND THE PALMER DIVIDE. TRAVEL WILL BE SLOW AND HAZARDOUS THROUGH THE HIGH COUNTRY AND ACROSS PORTIONS OF THE FRONT RANGE URBAN CORRIDOR DUE TO SNOWPACKED AND ICY ROADS...AND POOR VISIBILITIES. ALLOW PLENTY OF TIME IF PLANNING A TRIP INTO THE COLORADO MOUNTAINS THIS WEEKEND. CHAIN LAWS ARE IN EFFECT FOR COMMERCIAL VEHICLES ON I-70 INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. SKI AREAS AND AUTOMATED SNOW MEASURING STATIONS INDICATE THAT BETWEEN 4 AND 12 INCHES OF SNOW HAS ALREADY FALLEN IN THE MOUNTAINS. COZ031-060545- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ 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 233 PM MST SAT FEB 5 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DIMINISH OVERNIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH WILL PRODUCE CONSIDERABLE BLOWING SNOW IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING RABBIT EARS PASS. THE GUSTY WINDS WILL GRADUALLY DECREASE TONIGHT. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ033-034-060545- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 233 PM MST SAT FEB 5 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY. * TIMING...SNOW...HEAVY AT TIMES...WILL PERSIST THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DIMINISH AFTER MIDNIGHT TONIGHT. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 8 TO 16 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS IN EXCESS OF 50 MPH ABOVE TIMBERLINE WILL PRODUCE CONSIDERABLE BLOWING SNOW...ESPECIALLY IN OPEN AREAS AND ACROSS THE HIGHER MOUNTAIN PASSES INCLUDING THE APPROACHES TO THE EISENHOWER TUNNEL...VAIL PASS...AND BERTHOUD PASS. WINDS WILL GRADUALLY DECREASE TONIGHT. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS AT TIMES DUE TO PERIODS OF HEAVY SNOW AND BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS WILL ALSO OCCUR. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ COZ039-040-060545- /O.NEW.KBOU.WW.Y.0007.110205T2133Z-110206T0700Z/ 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- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER 233 PM MST SAT FEB 5 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * TIMING...PERIODS OF HEAVY SNOW WILL CONTINUE THROUGH EARLY THIS EVENING...AND THEN DIMINISH DURING THE LATE EVENING HOURS. * ACCUMULATION/WIND...TOTAL SNOW ACCUMULATIONS WILL BE HIGHLY VARIABLE ACROSS THE DENVER METRO AREA. ACCUMULATIONS ARE EXPECTED TO RANGE FROM 1 TO 3 INCHES IN THE LONGMONT TO DENVER INTERNATIONAL AIRPORT CORRIDOR...TO BETWEEN 3 AND 6 INCHES IN MOST OF DENVER...TO AS MUCH AS 8 INCHES IN THE LITTLETON AND KEN CARYL RANCH AREA. * IMPACTS...SLUSHY AND SNOW COVERED ROADS CAN BE EXPECTED DURING THE PERIODS OF HEAVIER SNOWFALL THIS AFTERNOON...AND ACROSS MOST OF THE DENVER/BOULDER AREA THIS EVENING AS TEMPERATURES CONTINUE TO COOL. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS IN AREAS OF HEAVY SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ036-041-060545- /O.NEW.KBOU.WW.Y.0007.110205T2133Z-110206T1200Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...CASTLE ROCK...ELBERT... FONDIS...KIOWA...LARKSPUR 233 PM MST SAT FEB 5 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR ...WHICH IS IN EFFECT UNTIL 5 AM MST SUNDAY. * TIMING...PERIODS OF HEAVY SNOW WILL CONTINUE THROUGH THIS EVENING...AND THEN GRADUALLY DIMINISH OVERNIGHT. * ACCUMULATION/WIND...TOTAL SNOW ACCUMULATIONS OF 5 TO 10 INCHES CAN BE EXPECTED. IF THE HEAVIER BANDS PERSIST THROUGH MOST OF THE NIGHT...THEN ACCUMULATIONS AROUND 1 FOOT WILL BE POSSIBLE. * IMPACTS...ROADS WILL QUICKLY BECOME SNOWPACKED AND HAZARDOUS THIS AFTERNOON AND EVENING AS TEMPERATURES CONTINUE TO COOL. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS IN AREAS OF HEAVY SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ BARJENBRUCH
994 WWUS45 KBOU 060204 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 704 PM MST SAT FEB 5 2011 ...SNOW DIMINISHING OVERNIGHT... .MOIST AND UNSTABLE NORTHWESTERLY FLOW ALOFT WILL CONTINUE ACROSS NORTHERN COLORADO TONIGHT. THE MAIN AREA OF SNOW SHOWERS HAD MOVED THROUGH THE DENVER AREA...THOUGH OCCASIONAL LIGHT SHOWERS ARE STILL EXPECTED OVERNIGHT. ADDITIONAL ACCUMULATIONS OF UP TO THREE INCHES ARE POSSIBLE IN THE FOOTHILLS...WITH LIGHTER ACCUMULATIONS POSSIBLE ON THE PLAINS MAINLY SOUTH OF DENVER. MEANWHILE...LIGHT SNOW WILL CONTINUE THROUGH THE NIGHT IN THE HIGHER MOUNTAINS WITH A FEW HEAVY SHOWERS STILL POSSIBLE. ADDITIONAL SNOWFALL OF 2 TO 5 INCHES IS EXPECTED OVERNIGHT...BRINGING TOTALS FOR THE STORM UP TO 8 TO 18 INCHES. TRAVEL WILL REMAIN DIFFICULT IN THE HIGHER MOUNTAINS TONIGHT. AS OF EARLY THIS EVENING LOVELAND PASS WAS CLOSED...AND CHAINS WERE REQUIRED FOR COMMERCIAL VEHICLES ON SEVERAL MOUNTAIN PASSES. COZ036-041-060315- /O.CAN.KBOU.WW.Y.0007.000000T0000Z-110206T1200Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...CASTLE ROCK...ELBERT... FONDIS...KIOWA...LARKSPUR 704 PM MST SAT FEB 5 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER WEATHER ADVISORY. OCCASIONAL LIGHT SNOW SHOWERS ARE EXPECTED OVERNIGHT...BUT ADDITIONAL ACCUMULATIONS WILL BE LESS THAN 3 INCHES. $$ COZ039-040-060315- /O.CAN.KBOU.WW.Y.0007.000000T0000Z-110206T0700Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER 704 PM MST SAT FEB 5 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER WEATHER ADVISORY. A FEW LIGHT SNOW SHOWERS ARE LIKELY OVERNIGHT...BUT ADDITIONAL ACCUMULATIONS WILL BE LESS THAN 2 INCHES. $$ COZ031-061300- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ 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 704 PM MST SAT FEB 5 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY. * TIMING...LIGHT SNOW WILL CONTINUE OVERNIGHT...WITH A FEW HEAVY SHOWERS POSSIBLE. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 10 TO 18 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WILL GRADUALLY DIMINISH WITH AREAS OF DRIFTING SNOW OVER HIGHER ELEVATIONS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. THERE WILL BE AREAS OF LIMITED VISIBILITY OVER HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... TRAVELERS SHOULD EXPECT WINTER DRIVING CONDITIONS AND PLAN FOR DELAYS. CHECK THE LATEST ROAD CLOSURES AND RESTRICTIONS BEFORE LEAVING AND ALLOW EXTRA TIME. CARRY WARM CLOTHING AND EXTRA FOOD AND WATER IN CASE YOU ENCOUNTER DIFFICULTIES. && $$ COZ033-034-061300- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 704 PM MST SAT FEB 5 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SUNDAY. * TIMING...SNOW WILL GENERALLY BE LIGHT OVERNIGHT...THOUGH THERE WILL STILL BE SOME HEAVIER SNOW SHOWERS. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 8 TO 16 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WILL PRODUCE AREAS OF DRIFTING SNOW OVER HIGHER ELEVATIONS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. THERE WILL BE AREAS OF LIMITED VISIBILITY OVER HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... TRAVELERS SHOULD EXPECT WINTER DRIVING CONDITIONS AND PLAN FOR DELAYS. CHECK THE LATEST ROAD CLOSURES AND RESTRICTIONS BEFORE LEAVING AND ALLOW EXTRA TIME. CARRY WARM CLOTHING AND EXTRA FOOD AND WATER IN CASE YOU ENCOUNTER DIFFICULTIES. && $$ GIMMESTAD
835 WWUS45 KBOU 061057 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 357 AM MST SUN FEB 6 2011 ...SNOW CONTINUING THROUGH THE DAY... .MOIST AND UNSTABLE NORTHWESTERLY FLOW ALOFT WILL PRODUCE MORE SNOW ACROSS NORTHEAST AND NORTH CENTRAL COLORADO TODAY. SNOW HAD REDEVELOPED RAPIDLY OVERNIGHT ACROSS THE DENVER AND BOULDER AREAS...AND THIS SNOW IS EXPECTED TO CONTINUE THROUGH SUNDAY AFTERNOON. VARIATIONS IN SNOWFALL AMOUNTS WILL BE POSSIBLE ACROSS THE FRONT RANGE URBAN CORRIDOR. LITTLE IF ANY ADDITIONAL ACCUMULATION IS EXPECTED AROUND GREELEY...FORT COLLINS...LONGMONT...AND THE EASTERN SUBURBS OF DENVER. SIGNIFICANTLY HEAVIER SNOWFALL IS EXPECTED CLOSER TO THE SOUTHERN AND SOUTHWESTERN SECTIONS OF DENVER AND THE PALMER DIVIDE. MEANWHILE...LIGHT SNOW WILL CONTINUE THROUGH THE DAY IN THE HIGHER MOUNTAINS WITH A FEW HEAVY SHOWERS STILL POSSIBLE. ADDITIONAL SNOWFALL OF 2 TO 6 INCHES IS EXPECTED... BRINGING TOTALS FOR THE STORM UP TO 10 TO 24 INCHES. TRAVEL WILL REMAIN DIFFICULT IN THE HIGHER MOUNTAINS TODAY. AS OF EARLY THIS MORNING LOVELAND PASS WAS CLOSED...AND CHAINS WERE REQUIRED FOR COMMERCIAL VEHICLES ON SEVERAL MOUNTAIN PASSES. COZ031-061300- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ 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 357 AM MST SUN FEB 6 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING. * TIMING...LIGHT SNOW WILL CONTINUE THROUGH THIS MORNING AND INTO THIS AFTERNOON. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 12 TO 24 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WILL GRADUALLY DIMINISH WITH AREAS OF DRIFTING SNOW OVER HIGHER ELEVATIONS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. THERE WILL BE AREAS OF LIMITED VISIBILITY OVER HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... TRAVELERS SHOULD EXPECT WINTER DRIVING CONDITIONS AND PLAN FOR DELAYS. CHECK THE LATEST ROAD CLOSURES AND RESTRICTIONS BEFORE LEAVING AND ALLOW EXTRA TIME. CARRY WARM CLOTHING AND EXTRA FOOD AND WATER IN CASE YOU ENCOUNTER DIFFICULTIES. && $$ COZ033-034-061300- /O.CON.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 357 AM MST SUN FEB 6 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING. * TIMING...AREAS OF LIGHT SNOW WILL CONTINUE THIS MORNING AND AFTERNOON. * ACCUMULATION/WIND...STORM TOTAL ACCUMULATIONS OF 8 TO 16 INCHES CAN BE EXPECTED. NORTHWEST WINDS OF 15 TO 25 MPH WILL PRODUCE AREAS OF DRIFTING SNOW OVER HIGHER ELEVATIONS. * MAIN IMPACT...ROADS ARE SNOWPACKED AND ICY. THERE WILL BE AREAS OF LIMITED VISIBILITY OVER HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... TRAVELERS SHOULD EXPECT WINTER DRIVING CONDITIONS AND PLAN FOR DELAYS. CHECK THE LATEST ROAD CLOSURES AND RESTRICTIONS BEFORE LEAVING AND ALLOW EXTRA TIME. CARRY WARM CLOTHING AND EXTRA FOOD AND WATER IN CASE YOU ENCOUNTER DIFFICULTIES. && $$ COZ036-039>041-061900- /O.NEW.KBOU.WW.Y.0008.110206T1057Z-110207T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- 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- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH... LITTLETON...PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR 357 AM MST SUN FEB 6 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * TIMING...SNOW WILL CONTINUE ACROSS WESTERN AND SOUTHERN PORTIONS OF THE METRO AREA THROUGH THIS AFTERNOON. * ACCUMULATION...ADDITIONAL SNOW ACCUMULATIONS ARE EXPECTED TO RANGE FROM AN INCH OR LESS IN THE LONGMONT TO DENVER INTERNATIONAL AIRPORT CORRIDOR...TO BETWEEN 2 AND 5 INCHES WEST AND SOUTH OF DENVER. TOTAL SNOW ACCUMULATIONS WILL BE 4 TO 10 INCHES WEST AND SOUTH OF DENVER WITH LIGHTER AMOUNTS ELSEWHERE. * IMPACTS...ROADS ARE SLUSHY AND SNOW COVERED ROADS ACROSS MOST OF THE DENVER/BOULDER AREA THIS MORNING. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS IN AREAS OF HEAVY SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW...BLOWING SNOW...OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
689 WWUS45 KBOU 061244 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 544 AM MST SUN FEB 6 2011 ...SNOW CONTINUING THROUGH THE DAY... .MOIST AND UNSTABLE NORTHWESTERLY FLOW ALOFT WILL PRODUCE MORE SNOW ACROSS NORTHEAST AND NORTH CENTRAL COLORADO TODAY. SNOW HAD REDEVELOPED RAPIDLY OVERNIGHT ACROSS THE DENVER AND BOULDER AREAS...AND THIS SNOW IS EXPECTED TO CONTINUE THROUGH SUNDAY AFTERNOON. VARIATIONS IN SNOWFALL AMOUNTS WILL BE POSSIBLE ACROSS THE FRONT RANGE URBAN CORRIDOR. LITTLE IF ANY ADDITIONAL ACCUMULATION IS EXPECTED AROUND GREELEY...FORT COLLINS... LONGMONT...AND THE EASTERN SUBURBS OF DENVER. SIGNIFICANTLY HEAVIER SNOWFALL IS EXPECTED CLOSER TO THE SOUTHERN AND SOUTHWESTERN SECTIONS OF DENVER AND THE PALMER DIVIDE. TRAVEL WILL REMAIN DIFFICULT IN THE HIGHER MOUNTAINS TODAY. AS OF EARLY THIS MORNING LOVELAND PASS WAS CLOSED...AND CHAINS WERE REQUIRED FOR COMMERCIAL VEHICLES ON SEVERAL MOUNTAIN PASSES. COZ031-061345- /O.EXP.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 544 AM MST SUN FEB 6 2011 ...WINTER STORM WARNING WILL EXPIRE AT 6 AM MST EARLY THIS MORNING... THE WINTER STORM WARNING WILL EXPIRE AT 6 AM MST EARLY THIS MORNING. LIGHT SNOW WILL CONTINUE TODAY WITH NEW ACCUMULATION OF 2 TO 6 INCHES. THE THREAT FOR HEAVY SNOW HAS ENDED. $$ COZ033-034-061345- /O.EXP.KBOU.WS.W.0002.000000T0000Z-110206T1300Z/ 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 AM MST SUN FEB 6 2011 ...WINTER STORM WARNING WILL EXPIRE AT 6 AM MST EARLY THIS MORNING... THE WINTER STORM WARNING WILL EXPIRE AT 6 AM MST EARLY THIS MORNING. LIGHT SNOW WILL CONTINUE TODAY WITH NEW ACCUMULATION OF 2 TO 6 INCHES. THE THREAT FOR HEAVY SNOW HAS ENDED. $$ COZ036-039>041-062200- /O.CON.KBOU.WW.Y.0008.000000T0000Z-110207T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH... LITTLETON...PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR 544 AM MST SUN FEB 6 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * TIMING...SNOW WILL CONTINUE ACROSS WESTERN AND SOUTHERN PORTIONS OF THE METRO AREA THROUGH THIS AFTERNOON. * ACCUMULATION...ADDITIONAL SNOW ACCUMULATIONS ARE EXPECTED TO RANGE FROM AN INCH OR LESS IN THE LONGMONT TO DENVER INTERNATIONAL AIRPORT CORRIDOR...TO BETWEEN 2 AND 5 INCHES WEST AND SOUTH OF DENVER. TOTAL SNOW ACCUMULATIONS WILL BE 4 TO 10 INCHES WEST AND SOUTH OF DENVER WITH LIGHTER AMOUNTS ELSEWHERE. * IMPACTS...ROADS ARE SLUSHY AND SNOW COVERED ROADS ACROSS MOST OF THE DENVER/BOULDER AREA THIS MORNING. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS IN AREAS OF HEAVY SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT SNOW...BLOWING SNOW...OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 4, 3:29 PM MST | Winter Weather Advisory | BOU | Boulder, Clear Creek, Gilpin, Grand, Jackson, Jefferson and 3 more | 18 hr |
Nearby
Winter Storm Warnings in Colorado, 2011Every winter storm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.