Alert archive / Colorado / Winter Storm Warnings in 2008
Winter Storm Warning 7, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this winter storm warning at Apr 9, 2008, 12:40 PM MDT for 20 counties in Colorado. It took effect at Apr 9, 2008, 6:00 PM MDT. It was in force for 28 hr. 60 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
- Apr 9, 2008, 12:40 PM MDT (18:40 UTC)
- In effect from
- Apr 9, 2008, 6:00 PM MDT
- Expired
- Apr 10, 2008, 10:00 PM MDT
- In force
- 28 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Adams County, CO, Arapahoe County, CO, Boulder County, CO, Clear Creek County, CO, Douglas County, CO, Elbert County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Park County, CO, Phillips County, CO, Sedgwick County, CO, Summit County, CO, Washington County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 22 km from the middle of the area, began a volume at 18:38 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 |
|---|---|---|---|
| Apr 10, 5:00 AM MDT | SNOW 5 | Loveland Pass, CO | |
| Apr 10, 5:00 AM MDT | HEAVY SNOW 6 | Berthoud Pass, CO | |
| Apr 10, 5:09 AM MDT | SNOW 3.5 | 4 E Parker, CO | |
| Apr 10, 5:48 AM MDT | SNOW 1.7 | 2 Nw Arapahoe Park, CO | |
| Apr 10, 6:00 AM MDT | SNOW 1 | 2 N Loveland, CO | |
| Apr 10, 6:00 AM MDT | SNOW 1.8 | Woodrow, CO | |
| Apr 10, 6:00 AM MDT | SNOW 2.5 | 4 E Fort Collins, CO | |
| Apr 10, 6:00 AM MDT | SNOW 3.5 | 4 E Parker, CO | |
| Apr 10, 6:00 AM MDT | SNOW 4.5 | 5 Ssw Arapahoe Park, CO | |
| Apr 10, 6:30 AM MDT | SNOW 0.4 | 1 Nw Niwot, CO | |
| Apr 10, 6:30 AM MDT | SNOW 1 | Lafayette, CO | |
| Apr 10, 6:45 AM MDT | SNOW 1 | Louisville, CO | |
| Apr 10, 6:53 AM MDT | SNOW 1 | 3 Sw Golden, CO | |
| Apr 10, 7:00 AM MDT | SNOW 0 | 7 S Aurora, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1 | 1 Ese Wheat Ridge, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1 | 3 Sse Morrison, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1 | 4 Wnw Commerce City, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1 | 5 Nne Thornton, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1 | 6 Nw Greeley, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1.2 | Englewood, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1.5 | 1 Ne Castle Rock, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1.5 | Highlands Ranch, CO | |
| Apr 10, 7:00 AM MDT | SNOW 1.6 | Akron, CO | |
| Apr 10, 7:00 AM MDT | SNOW 2 | 5 Sse Sedalia, CO | |
| Apr 10, 7:00 AM MDT | SNOW 2 | Lone Tree, CO | |
| Apr 10, 7:00 AM MDT | SNOW 2.5 | 1 Ene 11-Mile Canyon Re, CO | |
| Apr 10, 7:00 AM MDT | SNOW 2.5 | Pine Junction, CO | |
| Apr 10, 7:00 AM MDT | SNOW 3 | 8 Sse Byers, CO | |
| Apr 10, 7:00 AM MDT | SNOW 3 | Deer Trail, CO | |
| Apr 10, 7:00 AM MDT | SNOW 3.1 | Ese Estes Park, CO | |
| Apr 10, 7:00 AM MDT | SNOW 3.5 | 1 Nw Lake George, CO | |
| Apr 10, 7:00 AM MDT | SNOW 4 | 1 Nw Fort Morgan, CO | |
| Apr 10, 7:00 AM MDT | SNOW 4 | 2 W Parker, CO | |
| Apr 10, 7:00 AM MDT | SNOW 4.5 | Aspen Springs, CO | |
| Apr 10, 7:00 AM MDT | SNOW 5 | 2 E Elizabeth, CO | |
| Apr 10, 7:00 AM MDT | SNOW 5.1 | 5 Nne Buckeye, CO | |
| Apr 10, 7:00 AM MDT | SNOW 5.9 | 7 Ssw Virginia Dale, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 6 | 1 Ene Winter Park, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 6.1 | Nederland, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 6.5 | 11 Nw Kremmling, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 6.6 | 4 Ese Parker, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 7 | 21 N New Raymer, CO | |
| Apr 10, 7:00 AM MDT | HEAVY SNOW 8 | 7 W Rustic, CO | |
| Apr 10, 7:15 AM MDT | SNOW 4 | E Highlands Ranch, CO | |
| Apr 10, 7:20 AM MDT | SNOW 1.4 | 4 Sse Bennett, CO | |
| Apr 10, 7:30 AM MDT | SNOW 1 | 2 Sw Wheat Ridge, CO | |
| Apr 10, 7:30 AM MDT | SNOW 1 | 3 Nnw Roxborough Park, CO | |
| Apr 10, 7:30 AM MDT | SNOW 3 | 1 Nnw Cheesman Reservoi, CO | |
| Apr 10, 7:30 AM MDT | SNOW 3 | Ene Dillon, CO | |
| Apr 10, 7:45 AM MDT | SNOW 2.5 | 3 Nne Bailey, CO | |
| Apr 10, 8:00 AM MDT | SNOW 1 | Nnw Williams Fork Reser, CO | |
| Apr 10, 8:00 AM MDT | SNOW 2 | Nnw Green Mountain Rese, CO | |
| Apr 10, 8:00 AM MDT | SNOW 2.4 | Fort Morgan, CO | |
| Apr 10, 8:00 AM MDT | SNOW 4 | 1 S Breckenridge, CO | |
| Apr 10, 8:00 AM MDT | SNOW 4.7 | Nw Bailey, CO | |
| Apr 10, 8:00 AM MDT | HEAVY SNOW 6 | Livermore, CO | |
| Apr 10, 8:00 AM MDT | HEAVY SNOW 10.5 | 7 E Virginia Dale, CO | |
| Apr 10, 8:10 AM MDT | SNOW 2.2 | Louviers, CO | |
| Apr 10, 8:10 AM MDT | SNOW 2.5 | Eldorado Springs, CO | |
| Apr 10, 8:10 AM MDT | SNOW 6.5 | 4 E Parker, 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, 6.7 hours before the alert went out and 117 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
- 822 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 204 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS45 KBOU 091840 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1240 PM MDT WED APR 9 2008 ...SPRING STORM HEADING TOWARDS COLORADO... .A STORM SYSTEM DEVELOPING OVER THE GREAT BASIN WILL MOVE ACROSS SOUTHERN COLORADO WEDNESDAY NIGHT AND THURSDAY...AND THEN INTENSIFY AS IT MOVES INTO THE CENTRAL PLAINS. SNOW WILL BECOME WIDESPREAD IN THE MOUNTAINS LATER THIS AFTERNOON AND CONTINUE THROUGH THURSDAY. ACROSS THE PLAINS...SCATTERED RAIN SHOWERS AND ISOLATED THUNDERSTORMS CAN BE EXPECTED BY LATER THIS AFTERNOON TURNING TO SNOW OVERNIGHT AND CONTINUE INTO THURSDAY. AT THIS TIME...THE HEAVIEST SNOW IS EXPECTED OVER THE MOUNTAINS...NORTHERN FRONT RANGE FOOTHILLS AND FAR EASTERN PLAINS OF COLORADO. LESSER AMOUNTS ARE EXPECTED OVER THE INTERSTATE 25 CORRIDOR...INCLUDING THE DENVER AREA. THE HEAVY SNOWFALL AND STRONG WINDS MAY ALSO CREATE HAZARDOUS DRIVING CONDITIONS ON THURSDAY...ESPECIALLY DURING THE MORNING COMMUTE ON THURSDAY. COZ047-091945- /O.CAN.KBOU.WS.A.0004.080410T0600Z-080411T0000Z/ SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY- INCLUDING...FORDER...KARVAL...KUTCH...PUNKIN CENTER 1240 PM MDT WED APR 9 2008 ...WINTER STORM WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELED THE WINTER STORM WATCH. $$ COZ031-033-034-100245- /O.UPG.KBOU.WS.A.0004.080410T0000Z-080411T0000Z/ /O.NEW.KBOU.WS.W.0007.080410T0000Z-080411T0000Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING...EAST SLOPES PARK AND NORTHERN GORE RANGES... GORE PASS...RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 1240 PM MDT WED APR 9 2008 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOW WILL BECOME WIDESPREAD ACROSS THE MOUNTAINS BY THIS EVENING AND CONTINUE THROUGH THURSDAY...BEFORE DECREASING THURSDAY NIGHT. PERIODS OF HEAVY SNOW ARE POSSIBLE. TOTAL ACCUMULATIONS OF 8 TO 16 INCHES IS POSSIBLE THROUGH THURSDAY NIGHT. NORTHWEST WINDS OF 15 TO 30 MPH WILL CREATE BLOWING AND DRIFTING SNOW OVER THE PASSES. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ035-100245- /O.UPG.KBOU.WS.A.0004.080410T0600Z-080411T0000Z/ /O.NEW.KBOU.WS.W.0007.080410T0000Z-080411T0000Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 1240 PM MDT WED APR 9 2008 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN AND SNOW WILL QUICKLY TURN TO SNOW THIS EVENING WITH THE HEAVIEST SNOW EXPECTED TONIGHT...BEFORE DECREASING BY THURSDAY AFTERNOON. SNOW ACCUMULATIONS OF 6 TO 12 INCHES IS POSSIBLE BY THURSDAY EVENING. 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. $$ COZ041-042-044>046-048>051-100245- /O.UPG.KBOU.WS.A.0004.080410T0600Z-080411T0000Z/ /O.NEW.KBOU.WS.W.0007.080410T0600Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 1240 PM MDT WED APR 9 2008 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN WILL TURN TO SNOW LATER THIS EVENING WITH THE HEAVIEST SNOW EXPECTED ON THURSDAY. SNOW ACCUMULATIONS OF 6 TO 12 INCHES IS POSSIBLE BY THURSDAY EVENING. NORTHWEST WINDS WILL ALSO INCREASE THURSDAY AFTERNOON WITH SPEEDS UP TO 35 MPH WITH SOME BLOWING AND DRIFTING SNOW. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ036-038>040-043-100245- /O.UPG.KBOU.WS.A.0004.080410T0600Z-080411T0000Z/ /O.NEW.KBOU.SB.Y.0017.080410T0600Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- 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- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...FORT COLLINS...HEREFORD...LOVELAND... NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA... BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT... HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON... GREELEY...ROGGEN 1240 PM MDT WED APR 9 2008 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN WILL TURN TO SNOW LATE THIS EVENING WITH THE HEAVIEST SNOW EXPECTED EARLY THURSDAY MORNING. THE HEAVIER SNOW IS EXPECTED TO SHIFT EASTWARD OVER THE PLAINS THURSDAY AFTERNOON. SNOW ACCUMULATIONS OF 3 TO 6 INCHES IS POSSIBLE BY THURSDAY EVENING. OVER THE SOUTHER FRONT RANGE FOOTHILLS...AMOUNTS OF 4 TO 8 INCHES ARE EXPECTED. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ COZ030-032-100245- /O.NEW.KBOU.SB.Y.0017.080410T0000Z-080411T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- INCLUDING...GOULD...NORTH PARK...RAND...SPICER...WALDEN... DILLON...FRASER...GRANBY...GRAND LAKE...HOT SULPHUR SPRINGS... KREMMLING 1240 PM MDT WED APR 9 2008 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT THURSDAY. SNOW WILL BECOME WIDESPREAD THIS EVENING WITH SNOW ACCUMULATIONS OF 3 TO 8 INCHES BY THURSDAY EVENING. NORTHWEST WINDS OF 10 TO 20 MPH WILL CREATE SOME BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ ENTREKIN
7 follow-up statements
000 WWUS45 KBOU 100225 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 825 PM MDT WED APR 9 2008 ...SIGNIFICANT SNOWFALL EXPECTED LATER TONIGHT AND THURSDAY FOR NORTH CENTRAL AND NORTHEAST COLORADO... .A PACIFIC STORM SYSTEM ORGANIZING IN THE FOUR CORNERS AREA THIS EVENING IS STILL EXPECTED TO TRACK EAST OVER SOUTHEAST COLORADO BY EARLY THURSDAY MORNING. LATEST INDICATIONS POINT TO FURTHER INTENSIFICATION AS THIS STORM MOVES EAST...THEN NORTHEAST ACROSS WESTERN KANSAS. WHILE MILD TEMPERATURES AHEAD OF THIS STORM HAVE KEPT PRECIPITATION IN THE FORM OF RAIN ON THE PLAINS...SOMETIME AFTER MIDNIGHT TEMPERATURES WILL COOL ENOUGH TO CAUSE THE RAIN TO QUICKLY CHANGE OVER TO SNOW. AT THIS TIME...THE HEAVIEST SNOW IS EXPECTED OVER THE MOUNTAINS... NORTHERN FRONT RANGE FOOTHILLS AND FAR NORTHEAST PLAINS OF COLORADO. LESSER AMOUNTS ARE EXPECTED OVER THE INTERSTATE 25 CORRIDOR...INCLUDING THE GREATER DENVER METRO AREA. HEAVY SNOWFALL AND STRONG NORTH WINDS MAY ALSO CREATE HAZARDOUS DRIVING CONDITIONS THURSDAY MORNING...ESPECIALLY IN OPEN AREAS EAST OF THE I-25 URBAN CORRIDOR. COZ030-032-100330- /O.CAN.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- INCLUDING...GOULD...NORTH PARK...RAND...SPICER...WALDEN... DILLON...FRASER...GRANBY...GRAND LAKE...HOT SULPHUR SPRINGS... KREMMLING 825 PM MDT WED APR 9 2008 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED FOR NORTH AND MIDDLE PARKS IN NORTH CENTRAL COLORADO... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE SNOW AND BLOWING SNOW ADVISORY. LIGHT TO MODERATE SNOWFALL IS STILL LIKELY IN THE MOUNTAIN VALLEYS OF NORTH CENTRAL COLORADO LATER TONIGHT AND THURSDAY. ALTHOUGH AT THIS TIME...IT APPEARS WIDESPREAD SNOW ACCUMULATIONS SHOULD REMAIN BELOW SNOW ADVISORY CRITERIA. BY MIDDAY THURSDAY...TOTAL SNOW AMOUNTS WILL RANGE FROM 2 TO 5 INCHES WITH LOCALLY UP TO 8 INCHES ALONG THE BASE OF NORTH AND NORTHEAST FACING MOUNTAIN SLOPES. GUSTY NORTH WINDS MAY STILL PRODUCE SOME BLOWING SNOW IN OPEN AREAS. $$ COZ031-033-034-101030- /O.EXT.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING...EAST SLOPES PARK AND NORTHERN GORE RANGES... GORE PASS...RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK 825 PM MDT WED APR 9 2008 ...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR THE NORTHERN AND NORTH CENTRAL MOUNTAINS... THE WINTER STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. SNOW...HEAVY AT TIMES...WILL BECOME WIDESPREAD ACROSS THE MOUNTAINS BY LATE THIS EVENING AND CONTINUE THROUGH THURSDAY...BEFORE DECREASING THURSDAY NIGHT. TOTAL SNOW ACCUMULATIONS OF 8 TO 15 INCHES ARE LIKELY BY THURSDAY AFTERNOON...WITH THE GREATER AMOUNTS FOUND ALONG AND EAST OF THE CONTINENTAL DIVIDE. EXPECT NORTH WINDS OF 15 TO 30 MPH TO CREATE BLOWING AND DRIFTING SNOW ON THE HIGH MOUNTAIN PASSES. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ041-042-044>046-048>051-101030- /O.CON.KBOU.WS.W.0007.080410T0600Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 825 PM MDT WED APR 9 2008 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR THE NORTHEAST PLAINS OF COLORADO... A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. RAIN WILL CHANGE TO SNOW BY LATER THIS EVENING AND CONTINUE HEAVY AT TIMES THROUGH THURSDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED OUT NEAR THE NORTHEAST CORNER OF THE STATE ON THURSDAY. TOTAL SNOW ACCUMULATIONS BY LATE THURSDAY AFTERNOON WILL RANGE FROM 5 TO 10. NORTH WINDS OF 15 TO 30 MPH AND GUSTS TO AROUND 40 MPH WILL LIKELY PRODUCE AREAS OF BLOWING AND DRIFTING SNOW DURING THE DAY THURSDAY. 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. $$ COZ035-101030- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 825 PM MDT WED APR 9 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THURSDAY FOR THE NORTHERN FRONT RANGE FOOTHILLS... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THURSDAY. SNOW...HEAVY AT TIMES...WILL CONTINUE TONIGHT THROUGH THURSDAY MORNING...BEFORE DECREASING THURSDAY AFTERNOON. TOTAL SNOW ACCUMULATIONS SHOULD RANGE FROM 6 TO 12 INCHES. SOME BLOWING OF SNOW WILL ALSO BE POSSIBLE. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ036-038>040-043-101030- /O.CON.KBOU.SB.Y.0017.080410T0600Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- 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- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...FORT COLLINS...HEREFORD...LOVELAND... NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA... BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT... HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON... GREELEY...ROGGEN 825 PM MDT WED APR 9 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR THE I-25 URBAN CORRIDOR AND THE SOUTHERN FRONT RANGE FOOTHILLS IN NORTHEAST COLORADO... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. RAIN IS STILL EXPECTED TO CHANGE OVER TO SNOW LATE THIS EVENING WITH THE HEAVIEST SNOWFALL OCCURRING THURSDAY MORNING...BEFORE TAPERING OFF THURSDAY AFTERNOON. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES IN THE I-25 URBAN CORRIDOR...WITH 4 TO 8 INCHES IN THE SOUTHERN FOOTHILLS AND OVER THE PALMER DIVIDE. GUSTY NORTH WINDS ON THURSDAY MAY ALSO PRODUCE SOME BLOWING SNOW... MAINLY IN AREAS EAST OF INTERSTATE 25. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ BAKER
000 WWUS45 KBOU 100244 AAA WSWBOU URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE DENVER CO 844 PM MDT WED APR 9 2008 ...SIGNIFICANT SNOWFALL EXPECTED LATER TONIGHT AND THURSDAY FOR NORTH CENTRAL AND NORTHEAST COLORADO... .A PACIFIC STORM SYSTEM ORGANIZING IN THE FOUR CORNERS AREA THIS EVENING IS STILL EXPECTED TO TRACK EAST OVER SOUTHEAST COLORADO BY EARLY THURSDAY MORNING. LATEST INDICATIONS POINT TO FURTHER INTENSIFICATION AS THIS STORM MOVES EAST...THEN NORTHEAST ACROSS WESTERN KANSAS. WHILE MILD TEMPERATURES AHEAD OF THIS STORM HAVE KEPT PRECIPITATION IN THE FORM OF RAIN ON THE PLAINS...SOMETIME AFTER MIDNIGHT TEMPERATURES WILL COOL ENOUGH TO CAUSE THE RAIN TO QUICKLY CHANGE OVER TO SNOW. AT THIS TIME...THE HEAVIEST SNOW IS EXPECTED OVER THE MOUNTAINS... NORTHERN FRONT RANGE FOOTHILLS AND FAR NORTHEAST PLAINS OF COLORADO. LESSER AMOUNTS ARE EXPECTED OVER THE INTERSTATE 25 CORRIDOR...INCLUDING THE GREATER DENVER METRO AREA. HEAVY SNOWFALL AND STRONG NORTH WINDS MAY ALSO CREATE HAZARDOUS DRIVING CONDITIONS THURSDAY MORNING...ESPECIALLY IN OPEN AREAS EAST OF THE I-25 URBAN CORRIDOR. COZ031-033-034-101045- /O.EXT.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ 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...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 844 PM MDT WED APR 9 2008 ...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR THE NORTHERN AND NORTH CENTRAL MOUNTAINS... THE WINTER STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. SNOW...HEAVY AT TIMES...WILL BECOME WIDESPREAD ACROSS THE MOUNTAINS OF NORTHERN AND NORTH CENTRAL COLORADO BY LATE THIS EVENING AND CONTINUING THROUGH THURSDAY AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 8 TO 15 INCHES ARE LIKELY BY EARLY THURSDAY EVENING...WITH THE GREATER AMOUNTS ALONG AND EAST OF THE CONTINENTAL DIVIDE. EXPECT NORTH WINDS OF 15 TO 30 MPH TO CREATE BLOWING AND DRIFTING SNOW ON THE HIGH MOUNTAIN PASSES. 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. $$ COZ041-042-044>046-048>051-101045- /O.CON.KBOU.WS.W.0007.080410T0600Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 844 PM MDT WED APR 9 2008 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY FOR PORTIONS OF NORTHEAST AND EAST CENTRAL COLORADO... A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. RAIN WILL CHANGE OVER TO SNOW BY LATER THIS EVENING AND CONTINUE HEAVY AT TIMES THROUGH THURSDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED OUT NEAR THE NORTHEAST CORNER OF THE STATE ON THURSDAY. TOTAL SNOW ACCUMULATIONS BY LATE THURSDAY AFTERNOON WILL RANGE FROM 5 TO 10 INCHES. NORTH WINDS OF 15 TO 30 MPH AND GUSTS TO AROUND 40 MPH WILL ALSO PRODUCE AREAS OF BLOWING AND DRIFTING SNOW DURING THE DAY THURSDAY. 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. $$ COZ035-101045- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 844 PM MDT WED APR 9 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THURSDAY FOR THE NORTHERN FRONT RANGE FOOTHILLS... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THURSDAY. SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH THURSDAY MORNING... BEFORE DECREASING IN THE AFTERNOON ON THURSDAY. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 6 TO 12 INCHES. SOME BLOWING SNOW WILL ALSO BE POSSIBLE. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ036-038>040-043-101045- /O.CON.KBOU.SB.Y.0017.080410T0600Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- 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- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...FORT COLLINS...HEREFORD...LOVELAND... NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA... BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT... HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON... GREELEY...ROGGEN 844 PM MDT WED APR 9 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY THE SOUTHERN FRONT RANGE FOOTHILLS AND THE INTERSTATE 25 URBAN CORRIDOR... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT THURSDAY. RAIN IS STILL EXPECTED TO CHANGE OVER TO SNOW LATE THIS EVENING WITH THE HEAVIEST SNOWFALL EXPECTED THURSDAY MORNING. SNOWFALL IS EXPECTED TO TAPER OFF DURING THE AFTERNOON ON THURSDAY. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES IN THE I-25 URBAN CORRIDOR...WITH 4 TO 8 INCHES IN THE SOUTHERN FOOTHILLS. GUSTY NORTH WINDS ON THURSDAY MAY ALSO PRODUCE SOME BLOWING SNOW... MAINLY IN AREAS EAST OF INTERSTATE 25. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ BAKER
000 WWUS45 KBOU 101119 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 519 AM MDT THU APR 10 2008 ...SPRING SNOWSTORM FOR NORTHEAST AND NORTH CENTRAL COLORADO... .A VERY MOIST STORM CONTINUED TO DEVELOP OVER COLORADO THIS MORNING. AS THE STORM MOVES SLOWLY EAST TODAY...PERIODS OF HEAVY SNOW ARE EXPECTED IN THE MOUNTAINS AND THE NORTHEAST PLAINS OF COLORADO. NORTH WINDS WILL ALSO INCREASE AS THE STORM STRENGTHENS. THE HEAVIEST SNOW IS EXPECTED TO BE IN THE MOUNTAINS AND FOOTHILLS NORTH OF INTERSTATE 70. THE SNOW WILL BE DECREASING IN THESE AREAS THIS AFTERNOON. ON THE PLAINS THE SNOW WILL BE HEAVIEST NORTHEAST OF DENVER DURING THE DAY TODAY. WARM TEMPERATURES WILL LIMIT THE IMPACT OF THE SNOW HOWEVER...AS ROADS WILL TEND TO BE SLUSHY AND THE AMOUNT OF BLOWING SNOW WILL BE LIMITED. HOWEVER...THERE WILL BE AREAS WITH HAZARDOUS DRIVING CONDITIONS TODAY AS THE SNOW DEEPENS AND WINDS INCREASE. NEAR BLIZZARD CONDITIONS ARE STILL POSSIBLE ON THE PLAINS LATER TODAY. AS OF 5 AM...LOVELAND PASS WAS CLOSED AND CHAIN LAWS WERE IN EFFECT FOR TRUCKS AT THE EISENHOWER TUNNEL. HIGHWAYS 85 AND 287 WERE CLOSED GOING NORTH INTO WYOMING...AND INTERSTATE 80 WAS CLOSED BETWEEN CHEYENNE AND LARAMIE. TRAVELERS SHOULD ALLOW EXTRA TIME FOR THEIR JOURNEY TODAY AND CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE DEPARTING. WITH TEMPERATURES AROUND FREEZING...BE PREPARED FOR SUDDEN CHANGES IN ROAD CONDITIONS. COZ041-042-044>046-048>051-101930- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 519 AM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. THE HEAVIEST SNOW WILL SHIFT FROM AREAS WEST OF FORT MORGAN TOWARD THE EASTERN BORDER BY AFTERNOON. TOTAL SNOW ACCUMULATIONS BY LATE THURSDAY AFTERNOON WILL RANGE FROM 5 TO 10 INCHES. NORTH WINDS OF 15 TO 30 MPH AND GUSTS TO AROUND 40 MPH WILL ALSO PRODUCE AREAS OF BLOWING AND DRIFTING SNOW BY AFTERNOON. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ031-033>035-101930- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ 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-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...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...ESTES PARK...GLENDEVEY... NEDERLAND...RED FEATHER LAKES 519 AM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS THE HIGHER MOUNTAINS AND NORTHERN FRONT RANGE FOOTHILLS THROUGH THIS AFTERNOON. THE HEAVIEST SNOW WILL BE IN AREAS NORTH OF INTERSTATE 70 THIS MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 18 INCHES ARE LIKELY BY EVENING. EXPECT NORTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW...ESPECIALLY AT HIGHER ELEVATIONS AND IN LARIMER COUNTY. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ036-038>040-043-101930- /O.CON.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...FORT COLLINS...HEREFORD...LOVELAND... NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA... BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT... HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON... GREELEY...ROGGEN 519 AM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE THIS MORNING AND WILL BE HEAVY AT TIMES... ESPECIALLY EAST OF INTERSTATE 25. THE SNOW WILL DIMINISH DURING THE AFTERNOON. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 7 INCHES...WITH 5 TO 10 INCHES IN THE FOOTHILLS SOUTH OF INTERSTATE 70. NORTH WINDS GUSTING AS HIGH AS 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW BY THIS AFTERNOON...MAINLY IN AREAS EAST OF INTERSTATE 25. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ GIMMESTAD
000 WWUS45 KBOU 101811 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1211 PM MDT THU APR 10 2008 ...SPRING SNOWSTORM FOR NORTHEAST AND NORTH CENTRAL COLORADO... .AN INTESIFYING UPPER LOW CURRENTLY OVER WESTERN KANSAS CONTINUES TO WRAP SNOW BACK INTO NORTHEASTERN COLORADO. THE LOW IS MOVING SLOWLY TO THE NORTH AND AS IT DOES SO SNOWFALL WILL BE DIMINISHING ACROSS MUCH OF THE FRONT RANGE WITH THE HEAVIER SNOWS SHIFTING TO FAR NORTHEASTERN COLORADO. STRONG NORTH WINDS WILL CONTINUE ON THE PLAINS PRODUCING AREAS OF BLOWING SNOW. THE ADVISORIES AND WARNINGS AT THIS TIME CONTINUE UNTIL 6 PM. ALONG THE FRONT RANGE URBAN CORRIDOR ADDITIONAL SNOW ACCUMULATIONS WILL RANGE FROM ONLY AN INCH OR SO TO UP TO 1 TO 3 INCHES NEAR INTERSTATE 25 AND IN AREAS SOUTH OF DENVER. NORTH WINDS OF 15 TO 25 MPH WITH SOME STRONGER GUSTS NEAR INTERSTATE 25 WILL PRODUCE AREAS OF BLOWING SNOW. MANY ROADS WILL ONLY BE WET THIS AFTERNOON BUT THERE WILL BE AREAS WITH SLUSHY AND ICY CONDITIONS...ESPECIALLY SOUTH AND EAST OF DENVER. THE HEAVIEST SNOWS SO FAR OF 5 TO 9 INCHES HAVE OCCURRED SOUTH AND EAST OF DENVER. FARTHER EAST ACROSS THE PLAINS LIGHT TO MODERATE SNOW WILL PREVAIL THIS AFTERNOON WITH AREAS OF HEAVIER SNOW FROM NEAR AKRON EAST AND NORTHEAST TO THE NEBRASKA AND KANSAS BORDERS WHERE ANOTHER 2 TO 6 INCHES OF SNOW WILL BE POSSIBLE BEFORE THE SNOW DIMINISHES IN THE FAR NORTHEAST CORNER OF THE STATE BY EARLY THIS EVENING. ROADS WILL BE THE MORE SNOW COVERED AND ICY FARTHER TO THE EAST ON THE PLAINS AND STRONG NORTHERLY WINDS OF 15 TO 30 MPH WILL CREATE AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. IN THE MOUNTAINS THE SNOW WILL BE SHOWERY WITH SNOW GRADUALLY INCREASING NEAR AND WEST OF THE CONTINENTAL DIVIDE AND SLOWLY DECREASING EAST OF THE DIVIDE THIS AFTERNOON. BLOWING SNOW WILL OCCUR OVER HIGHER AREAS AS NORTHWEST WINDS INCREASE TO 20 TO 30 MPH WITH GUSTS OVER 40 MPH. SNOW SHOWERS WILL PERSIST THROUGH THE NIGHT OVER MOUNTAIN AREAS. COZ041-042-044>046-048>051-110000- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 1211 PM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. THE HEAVIEST SNOW WILL SHIFT FROM AREAS WEST OF FORT MORGAN TOWARD THE EASTERN BORDER BY AFTERNOON. TOTAL SNOW ACCUMULATIONS BY LATE THURSDAY AFTERNOON WILL RANGE FROM 5 TO 10 INCHES. NORTH WINDS OF 15 TO 30 MPH AND GUSTS TO AROUND 40 MPH WILL ALSO PRODUCE AREAS OF BLOWING AND DRIFTING SNOW BY AFTERNOON. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ031-033>035-110000- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...EAST SLOPES PARK AND NORTHERN GORE RANGES... GORE PASS...RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS... BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE... EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS... WILLIAMS FORK MOUNTAINS...WINTER PARK...ESTES PARK...GLENDEVEY... NEDERLAND...RED FEATHER LAKES 1211 PM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS THE HIGHER MOUNTAINS AND NORTHERN FRONT RANGE FOOTHILLS THROUGH THIS AFTERNOON. THE HEAVIEST SNOW WILL BE IN AREAS NORTH OF INTERSTATE 70 THIS MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 18 INCHES ARE LIKELY BY EVENING. EXPECT NORTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW...ESPECIALLY AT HIGHER ELEVATIONS AND IN LARIMER COUNTY. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ036-038>040-043-110000- /O.CON.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- 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- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...FORT COLLINS...HEREFORD...LOVELAND... NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA... BRIGHTON...CITY OF DENVER...DENVER INTERNATIONAL AIRPORT... HIGHLANDS RANCH...LITTLETON...PARKER...EATON...FORT LUPTON... GREELEY...ROGGEN 1211 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE THIS MORNING AND WILL BE HEAVY AT TIMES... ESPECIALLY EAST OF INTERSTATE 25. THE SNOW WILL DIMINISH DURING THE AFTERNOON. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 7 INCHES...WITH 5 TO 10 INCHES IN THE FOOTHILLS SOUTH OF INTERSTATE 70. NORTH WINDS GUSTING AS HIGH AS 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW BY THIS AFTERNOON...MAINLY IN AREAS EAST OF INTERSTATE 25. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$
000 WWUS45 KBOU 101857 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1257 PM MDT THU APR 10 2008 ...SPRING SNOWSTORM FOR NORTHEAST AND NORTH CENTRAL COLORADO... .AN INTESIFYING UPPER LOW CURRENTLY OVER WESTERN KANSAS CONTINUES TO WRAP SNOW BACK INTO NORTHEASTERN COLORADO. THE LOW IS MOVING SLOWLY TO THE NORTH AND AS IT DOES SO SNOWFALL WILL BE DIMINISHING ACROSS MUCH OF THE FRONT RANGE WITH THE HEAVIER SNOWS SHIFTING TO FAR NORTHEASTERN COLORADO. STRONG NORTH WINDS WILL CONTINUE ON THE PLAINS PRODUCING AREAS OF BLOWING SNOW. ALONG THE FRONT RANGE URBAN CORRIDOR LITTLE ADDITIONAL SNOW ACCUMULATIONS ARE EXPECTED EXCEPT FOR UP TO 1 TO 3 INCHES IN AREAS SOUTH OF DENVER. NORTH WINDS OF 15 TO 25 MPH WITH SOME STRONGER GUSTS NEAR INTERSTATE 25 WILL PRODUCE AREAS OF BLOWING SNOW. MANY ROADS WILL ONLY BE WET THIS AFTERNOON BUT THERE WILL BE AREAS WITH SLUSHY AND ICY CONDITIONS...ESPECIALLY SOUTH AND EAST OF DENVER. THE HEAVIEST SNOWS SO FAR OF 5 TO 9 INCHES HAVE OCCURRED SOUTH AND EAST OF DENVER. FARTHER EAST ACROSS THE PLAINS LIGHT TO MODERATE SNOW WILL PREVAIL THIS AFTERNOON WITH AREAS OF HEAVIER SNOW FROM NEAR AKRON EAST AND NORTHEAST TO THE NEBRASKA AND KANSAS BORDERS WHERE ANOTHER 2 TO 6 INCHES OF SNOW WILL BE POSSIBLE BEFORE THE SNOW DIMINISHES IN THE FAR NORTHEAST CORNER OF THE STATE BY EARLY THIS EVENING. ROADS WILL BE THE MORE SNOW COVERED AND ICY FARTHER TO THE EAST ON THE PLAINS AND STRONG NORTHERLY WINDS OF 15 TO 30 MPH WILL CREATE AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. IN THE MOUNTAINS THE SNOW WILL BE SHOWERY WITH SNOW GRADUALLY INCREASING NEAR AND WEST OF THE CONTINENTAL DIVIDE AND SLOWLY DECREASING EAST OF THE DIVIDE THIS AFTERNOON. BLOWING SNOW WILL OCCUR OVER HIGHER AREAS AS NORTHWEST WINDS INCREASE TO 20 TO 30 MPH WITH GUSTS OVER 40 MPH. SNOW SHOWERS WILL PERSIST THROUGH THE NIGHT OVER MOUNTAIN AREAS. COZ035-102000- /O.CAN.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES 1257 PM MDT THU APR 10 2008 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS DIMINISHED TO SNOW SHOWERS WITH ADDITIONAL ACCUMULATIONS GENERALLY UNDER 2 INCHES. $$ COZ038>040-102000- /O.CAN.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ 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- INCLUDING...FORT COLLINS...HEREFORD...LOVELAND...NUNN...ARVADA... BOULDER...GOLDEN...LAKEWOOD...LONGMONT...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH... LITTLETON...PARKER 1257 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE SNOW AND BLOWING SNOW ADVISORY. THE SNOW HAS DIMINISHED TO SCATTERED SNOW SHOWERS WITH LITTLE ADDITIONAL ACCUMULATION EXPECTED. $$ COZ041-042-044>046-048>051-110000- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR... BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...BRUSH... FORT MORGAN...GOODRICH...WIGGINS...BENNETT...BYERS...DEER TRAIL... LEADER...AGATE...HUGO...LIMON...MATHESON...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 1257 PM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. THE HEAVIEST SNOW WILL SHIFT FROM AREAS WEST OF FORT MORGAN TOWARD THE EASTERN BORDER BY AFTERNOON. TOTAL SNOW ACCUMULATIONS BY LATE THURSDAY AFTERNOON WILL RANGE FROM 5 TO 10 INCHES. NORTH WINDS OF 15 TO 30 MPH AND GUSTS TO AROUND 40 MPH WILL ALSO PRODUCE AREAS OF BLOWING AND DRIFTING SNOW BY AFTERNOON. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ031-033-034-110000- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ 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...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 1257 PM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS THE HIGHER MOUNTAINS AND NORTHERN FRONT RANGE FOOTHILLS THROUGH THIS AFTERNOON. THE HEAVIEST SNOW WILL BE IN AREAS NORTH OF INTERSTATE 70 THIS MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 18 INCHES ARE LIKELY BY EVENING. EXPECT NORTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW...ESPECIALLY AT HIGHER ELEVATIONS AND IN LARIMER COUNTY. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$ COZ036-043-110000- /O.CON.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTH WELD COUNTY- INCLUDING...BAILEY...CENTRAL CITY...EVERGREEN...GEORGETOWN... IDAHO SPRINGS...WESTCREEK...EATON...FORT LUPTON...GREELEY... ROGGEN 1257 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. SNOW WILL CONTINUE THIS MORNING AND WILL BE HEAVY AT TIMES... ESPECIALLY EAST OF INTERSTATE 25. THE SNOW WILL DIMINISH DURING THE AFTERNOON. TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 7 INCHES...WITH 5 TO 10 INCHES IN THE FOOTHILLS SOUTH OF INTERSTATE 70. NORTH WINDS GUSTING AS HIGH AS 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW BY THIS AFTERNOON...MAINLY IN AREAS EAST OF INTERSTATE 25. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES TODAY. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$
000 WWUS45 KBOU 102149 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 349 PM MDT THU APR 10 2008 ...SPRING SNOWSTORM GRADUALLY EXITING COLORADO PLAINS... .A STRONG UPPER LOW CURRENTLY OVER NORTH-CENTRAL KANSAS CONTINUES TO WRAP SNOW BACK INTO PORTIONS OF NORTHEASTERN COLORADO. THE LOW WILL CONTINUE TO MOVE SLOWLY TO THE NORTH AND AS IT DOES SO SNOWFALL WILL BE ENDING FROM WEST TO EAST ACROSS THE PLAINS. ONLY SOME SCATTERED SNOW SHOWERS ARE EXPECTED ALONG THE URBAN CORRIDOR THIS EVENING. THE WINTER STORM WARNING FOR MUCH OF THE EASTERN PLAINS CONTINUES UNTIL 6 PM THIS EVENING. ADDITIONAL SNOWFALL WILL BE LIGHT IN MOST AREAS BUT STRONG NORTH- NORTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 40 MPH OR MORE WILL PRODUCE AREAS OF BLOWING SNOW AND REDUCED VISIBILITIES. ROADS WILL CONTINUE TO BE ICY AND SLUSHY IN AREAS INTO TONIGHT. STRONG AND MOIST NORTHWEST FLOW BEHIND THE EXITING STORM WILL BRING FAVORABLE CONDITIONS FOR CONTINUED SNOW IN THE MOUNTAINS TONIGHT. IN ADDITION...A FAST-MOVING WEATHER SYSTEM WILL DROP INTO THE AREA ON FRIDAY PRODUCING ADDITIONAL SNOW. THESE CONDITIONS HAVE WARRANTED A NEW SNOW AND BLOWING SNOW ADVISORY TO BE HOISTED FOR THE NORTHERN AND CENTRAL MOUNTAINS FOR TONIGHT THROUGH FRIDAY. ADDTIONAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 5 TO 10 INCHES BY LATE FRIDAY IN THE MOUNTAINS. EXPECT ICY AND SNOWPACKED ROADS AT TIMES IN THE HIGH COUNTRY. COZ031-033-034-110600- /O.CAN.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ /O.NEW.KBOU.SB.Y.0018.080410T2149Z-080412T0000Z/ 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 349 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT UNTIL 6 PM MDT FRIDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM MDT FRIDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. PERIODS OF SNOW TONIGHT AND FRIDAY IN THE MOUNTAINS WILL ACCUMULATE TO AN ADDITIONAL 5 TO 10 INCHES BY LATE FRIDAY. STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS OVER 50 MPH IN HIGHER ARAS TONIGHT WILL CREATE AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. THE SNOW MAY DECREASE IN INTENSITY VERY LATE TONIGHT INTO FRIDAY MORNING BUT IS THEN EXPECTED TO INCREASE AGAIN DURING THE DAY. WINDS SHOULD NOT BE QUITE AS STRONG ON FRIDAY. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES AT TIMES TODAY AND TONIGHT. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ COZ041-102300- /O.CAN.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR 349 PM MDT THU APR 10 2008 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER STORM WARNING. SNOW SHOWERS WILL CONTINUE OVER DOUGLAS AND WESTERN ELBERT COUNTIES BUT ADDITIONAL ACCUMULATIONS SHOULD BE UNDER AN INCH WITH MORE IN SOME LOCAL AREAS. GUSTY NORTH WINDS THIS EVENING OF 20 TO 35 MPH WILL PRODUCE AREAS OF BLOWING SNOW. CONDITIONS SHOULD IMPROVE LATER TONIGHT. $$ COZ036-043-102300- /O.CAN.KBOU.SB.Y.0017.000000T0000Z-080411T0000Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTH WELD COUNTY- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...EATON...FORT LUPTON... GREELEY...ROGGEN 349 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE SNOW AND BLOWING SNOW ADVISORY. SNOW SHOWERS WILL GRADUALLY END THIS EVENING BUT SOME AREAS COULD RECEIVE AN ADDITIONAL INCH OR SO. STRONG NORTH WINDS OF 20 TO 30 MPH WILL PRODUCE SOME AREAS OF BLOWING SNOW THIS EVENING. $$ COZ042-044>046-048>051-110000- /O.CON.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 349 PM MDT THU APR 10 2008 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS AFTERNOON. LIGHT SNOW WILL CONTINUE THIS EVENING WITH LOCAL AREAS OF MODERATE SNOW. ADDITIONAL ACCUMULATIONS SHOULD BE UNDER AN INCH IN MOST AREAS BUT LOCALLY UP TO 2 INCHES OR SO FROM MORGAN COUNTY EASTWARDS. STRONG NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS TO AROUND 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW. CONDITIONS SHOULD SLOWLY IMPROVE AFTER 6 PM. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. $$
000 WWUS45 KBOU 110003 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 603 PM MDT THU APR 10 2008 .A STRONG UPPER LOW CURRENTLY OVER NORTH-CENTRAL KANSAS CONTINUES TO WRAP SNOW BACK INTO PORTIONS OF NORTHEASTERN COLORADO. THE LOW WILL CONTINUE TO MOVE SLOWLY TO THE NORTH AND AS IT DOES SO SNOWFALL WILL BE ENDING FROM WEST TO EAST ACROSS THE PLAINS LATER THIS EVENING. ADDITIONAL SNOWFALL WILL BE LIGHT IN MOST AREAS BUT STRONG NORTH- NORTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 40 MPH OR MORE WILL PRODUCE AREAS OF BLOWING SNOW AND REDUCED VISIBILITIES. ROADS WILL CONTINUE TO BE ICY AND SLUSHY IN AREAS INTO TONIGHT. STRONG AND MOIST NORTHWEST FLOW BEHIND THE EXITING STORM WILL BRING FAVORABLE CONDITIONS FOR CONTINUED SNOW IN THE MOUNTAINS TONIGHT. IN ADDITION...A FAST-MOVING WEATHER SYSTEM WILL DROP INTO THE AREA ON FRIDAY PRODUCING ADDITIONAL SNOW. THESE CONDITIONS HAVE WARRANTED A NEW SNOW AND BLOWING SNOW ADVISORY TO BE HOISTED FOR THE NORTHERN AND CENTRAL MOUNTAINS FOR TONIGHT THROUGH FRIDAY. ADDTIONAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 5 TO 10 INCHES BY LATE FRIDAY IN THE MOUNTAINS. EXPECT ICY AND SNOWPACKED ROADS AT TIMES IN THE HIGH COUNTRY. COZ042-110115- /O.CAN.KBOU.WS.W.0007.000000T0000Z-080411T0000Z/ NORTHEAST WELD COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM 603 PM MDT THU APR 10 2008 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER STORM WARNING. $$ COZ044>046-048>051-110400- /O.EXT.KBOU.WS.W.0007.000000T0000Z-080411T0400Z/ MORGAN COUNTY-CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRUSH...FORT MORGAN...GOODRICH... WIGGINS...BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO... LIMON...MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON... COPE...LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK... AMHERST...HAXTUN...HOLYOKE 603 PM MDT THU APR 10 2008 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING. SNOW WILL CONTINUE THIS EVENING WITH LOCAL AREAS OF MODERATE SNOW AT TIMES. ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED. STRONG NORTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS TO AROUND 40 MPH WILL PRODUCE AREAS OF BLOWING SNOW AND VERY POOR VISBILITIES ESPECIALLY IN OPEN AREAS. CONDITIONS SHOULD GRADUALLY IMPROVE AFTER 10 PM. REMEMBER...A WINTER STORM WARNING MEANS HAZARDOUS WINTER WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. SIGNIFICANT SNOW ACCUMULATIONS ARE OCCURRING OR EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ COZ031-033-034-110815- /O.CON.KBOU.SB.Y.0018.000000T0000Z-080412T0000Z/ 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 603 PM MDT THU APR 10 2008 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY. PERIODS OF SNOW TONIGHT AND FRIDAY IN THE MOUNTAINS WILL ACCUMULATE TO AN ADDITIONAL 5 TO 10 INCHES BY LATE FRIDAY. STRONG NORTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS OVER 50 MPH IN HIGHER ARAS TONIGHT WILL CREATE AREAS OF BLOWING SNOW AND REDUCED VISIBILITY. THE SNOW MAY DECREASE IN INTENSITY VERY LATE TONIGHT INTO FRIDAY MORNING BUT IS THEN EXPECTED TO INCREASE AGAIN DURING THE DAY. WINDS SHOULD NOT BE QUITE AS STRONG ON FRIDAY. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS INCLUDING SLUSHY OR SNOWPACKED ROADS AND POOR VISIBILITIES AT TIMES TODAY AND TONIGHT. CHECK THE LATEST ROAD AND WEATHER CONDITIONS BEFORE LEAVING. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$
What forecasters said that day
The local office's own words before this winter storm 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 winter storm warning went out at Apr 9, 4:05 AM MDT, 8 hours 35 minutes earlier.
Area forecast discussion, Apr 9, 4:05 AM MDT, 8 hours 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER CO
405 AM MDT WED APR 9 2008
.SHORT TERM...SOUTHERN END OF THE UPPER TROUGH DEVELOPS AROUND LAS
VEGAS TODAY AND SLIDES EAST TONIGHT. THIS MORNING PRESSURE FALLS ARE
GREATEST WHERE THE CLOUD MASS IS DEVELOPING OVER UTAH AND WESTERN
COLORADO...MAINTAINING SOUTHEAST WINDS ON THE PLAINS. JET STREAK
ROUNDS THE BOTTOM OF THE TROUGH TONIGHT...DEEPENING THE LOW SOUTH OF
US WITH LOW LEVEL FLOW TURNING EAST TO NORTHEAST THIS EVENING...THEN
TROUGH MOVES EAST OF US LATE TONIGHT WITH MORE NORTHERLY FLOW. THERE
IS SOME DRIER AIR ALOFT MAINLY EAST AND SOUTH OF DENVER. LOW LEVEL
MOISTURE WILL REMAIN IN PLACE BUT PLAINS AIR WILL ALSO REMAIN RATHER
COOL. STILL POTENTIAL FOR ISOLATED THUNDERSTORMS WITH COOLING ALOFT
LATE THIS AFTERNOON...BUT MAINLY OVER/NEAR THE MOUNTAINS WHERE
POTENTIAL TEMPERATURES WILL BE WARMER. BOTTOM LINE FOR TODAY IS
SHOWER DEVELOPMENT MAINLY DUE TO UPPER LEVEL PROCESSES AND
EVENTUALLY SURFACE CONVERGENCE ALONG SOUTH/EAST FACING SLOPES. MODEL
SOUNDINGS INDICATE SNOW LEVEL AROUND 8000 FEET THIS AFTERNOON.
FOR TONIGHT...THINGS START TO COME TOGETHER AS CYCLONE DEVELOPS TO
OUR SOUTH. MODELS AGREE ON A BAND OF HEAVY RAIN/SNOW DEVELOPING
ACROSS NORTHEASTERN COLORADO...NAM FOCUSES MORE ON PALMER DIVIDE
AFTER MIDNIGHT WHILE THE GFS HAS THE WORST OF IT THROUGH FORT
COLLINS AND CHEYENNE AROUND MIDNIGHT. I WILL NOT TRY TO PICK OUT
THAT LEVEL OF DETAIL YET...THE ONGOING WATCH LOOKS FINE FOR NOW.
MODELS STILL SUGGEST RAIN AT DENVER THROUGH MIDNIGHT...THOUGH PLAINS
SOUNDINGS ARE ALL BELOW FREEZING. I SUSPECT THE WARM POCKET NEAR THE
MOUNTAINS WILL BE WIPED OUT QUICKLY ONCE HEAVIER PRECIP STARTS...
PARTICULARLY CONSIDERING THE LOW LEVEL AIR SHOULD BE COMING FROM THE
EAST OR NORTHEAST. WILL PLAN ON ALL SNOW BY MIDNIGHT. THIS TIMING
COULD MAKE A HUGE DIFFERENCE AS THIS MAY BE THE PERIOD OF HEAVIEST
PRECIPITATION...WILL PLAN ON THE SERIOUS PRECIPITATION BEING MAINLY
SNOW. ALL OF THIS IS ROUGHLY IN LINE WITH THE EXISTING FORECAST.
LIKE THE LAST SIGNIFICANT PLAINS SNOW...TEMPERATURES ARE WARM ENOUGH
TO MITIGATE THE IMPACT DUE TO MELTING ON ROADS. HOWEVER...THERE IS A
BETTER POTENTIAL FOR HIGH SNOWFALL RATES TO OVERWHELM THE MELTING
AND ALSO ENOUGH WIND THAT BLOWING SNOW MAY BE POSSIBLE DESPITE THE
WETNESS.
.LONG TERM...THURSDAY MORNING AT 12Z...MODELS ALL HAVE A CLOSED
UPPER CIRCULATION...THE GFS AND ECMWF HAVE IT OVER EXTREME
SOUTHEASTERN COLORADO...THE NAM HAS IT OVER THE NORTHERN TEXAS
PANHANDLE. BY 18Z THURSDAY THEY DIFFER SOMEWHAT ON THE LOCATION
...WITH THE ECMWF THE FURTHEST NORTH OVER NORTH CENTRAL KANSAS...THE
NAM OVER OKLAHOMA...THE GFS IN BETWEEN. AT 12Z THURSDAY MORNING
...THE SURFACE CYCLONE IS OVER THE NORTHWESTERN TEXAS PANHANDLE
ACCORDING TO THE NAM AND GFS. THE ECMWF HAS IT OVER SOUTHWESTERN
OKLAHOMA. ALL THREE CONTINUE TO SHOW A TRAILING INVERTED TROUGH UP
ACROSS THE WESTERN PLAINS OF THE FORECAST AREA. NOT A GOOD UPSLOPE
PRODUCER FOR OUR WESTERN PLAINS OR FOOTHILLS. THE BOUNDARY LAYER
FLOW IS NORTH-NORTHEASTERLY AT 12Z THURSDAY MORNING...THEN ITS
NORTH-NORTHWESTERLY ON ALL THREE MODELS FOR THE REST OF THE DAY.
THURSDAY NIGHT AND FRIDAY THE BOUNDARY LAYER FLOW IS MORE
NORTHWESTERLY ON THE MODELS...ACTUALLY ABOUT 320-330 DEGREES. A BIT
ABOVE THE BOUNDARY LAYER THERE IS SOME UPSLOPE OVER THE EASTERN
PLAINS ON THURSDAY. THE QG VERTICAL VELOCITY FIELDS STILL SHOW THE
BEST UPWARD MOTION SOUTH/SOUTHEAST/EAST OF THE FORECAST AREA
THURSDAY. THERE IS BIT OF UPWARD MOTION REMAINING OVER THE FAR
NORTHEAST CORNER EARLY THURSDAY EVENING WITH THE WRAP AROUND
ACTION. FAIRLY STRONG DOWNWARD MOTION IS INDICATED THURSDAY NIGHT
...FRIDAY...FRIDAY NIGHT...EVENING INTO SATURDAY. FOR MOISTURE...
BOTH MODELS STILL SHOW QUITE A BIT THURSDAY...THE GFS STILL HAVING
MORE THAN THE NAM. THEY BOTH HANG ON TO QUITE A BIT OF MOISTURE FOR
MOST OF THE FORECAST AREA THURSDAY NIGHT AND FRIDAY. THE EXCEPTION
BEING SOME LOW/MID LEVEL DRYING OVER THE FOOTHILLS AND IMMEDIATE
PLAINS FROM THE DOWNSLOPING. THE QPF FIELDS DIFFER SOMEWHAT BETWEEN
THE MODELS LOCATING THE MAXIMUMS AND MINIMUMS. HOWEVER THE NAM HAS
COME MORE IN LINE WITH THE GFS CONCERNING OVERALL LIQUID AMOUNTS.
FOR MOUNTAIN POPS...IT WILL SNOW THURSDAY...THURSDAY NIGHT TOO.
THERE IS DECENT OROGRAPHIC ENHANCEMENT IN OUR MOUNTAINS WITH DECENT
NORTHWESTERLY MOUNTAIN TOP FLOW THURSDAY AND THURSDAY NIGHT. LAPSE
RATES ARE PRETTY STEEP THROUGHOUT THURSDAY AND THURSDAY NIGHT. SNOW
MODEL YIELDS WARNING CRITERIA AMOUNTS FOR ZONES 31 AND 34 ANYWAY.
SINCE THE STORM STARTS IN THE SHORT TERM PERIODS WILL GO WITH
HIGHLIGHTS INITIATED THERE. WILL RAISE POPS A BIT FRIDAY AS WELL
WITH MORE MOISTURE AND CONTINUED NORTHWESTERLY MOUNTAIN TOP FLOW.
OVER THE PLAINS...THERE IS MOISTURE...UPWARD MOTION...MARGINAL
UPSLOPE FOR THE EAST AREAS ANYWAY. WILL UP POPS TO 70% OVER THE
MORE EASTERN PLAINS...LEAVE 60%S NEAR THE FOOTHILLS. IT LOOKS COLD
ENOUGH TO GO WITH ALL SNOW FOR THE PLAINS THURSDAY. WILL LINGER
SNOW LONGER AND RAISE POPS SOMEWHAT IN APPROPRIATE AREAS THURSDAY
NIGHT WITH SLOWER SPEED OF THE SYSTEM AND WRAP AROUND IN MIND.
CONCERNING HIGHLIGHTS...SAME AS ABOVE...WILL LET SHORT TERMER LEAD
THE WAY. DONT FEEL THE FURTHER WEST PLAINS WILL NEED ANY
ADVISORIES...WHILE THE EASTERN ONES MAY REQUIRE SOMETHING. FOR
TEMPERATURES...THURSDAYS HIGHS ARE 2.0-4.5 C COOLER THAN TODAYS.
FRIDAYS HIGHS LOOK SIMILAR TO THURSDAYS.
FOR THE LATER DAYS...SATURDAY THROUGH TUESDAY...MODELS SHOW PRETTY
MUCH UPPER RIDGING FOR THE ENTIRE PERIOD. WILL CHANCE NOTHING.
&&
.AVIATION...CEILINGS SHOULD HOLD UP MOST OF THE DAY...BUT
PRECIPITATION WILL DEVELOP IN THE LATE AFTERNOON OR EVENING WITH
LOWERING CEILINGS. WIDESPREAD SNOW IS EXPECTED BY MIDNIGHT WITH
PERIODS OF IFR CEILINGS/VISIBILITIES. SURFACE TEMPERATURES ARE
EXPECTED TO REMAIN ABOVE 30 TONIGHT...SO THERE WILL BE CONSIDERABLE
MELTING OF THE SNOW ON PAVED SURFACES.
&&
.BOU WATCHES/WARNINGS/ADVISORIES...WINTER STORM WATCH MIDNIGHT
TONIGHT THROUGH 6 PM THURSDAY FOR THE PLAINS AND FOOTHILLS
OF NERN CO..ZNS 35..36..38>51.
WINTER STORM WATCH 6 PM TODAY THROUGH 6 PM THURSDAY FOR
NORTH CENTRAL MOUNTAINS..ZNS 31..33>34.
&&
GIMMESTAD/RJKHazardous weather outlook, Apr 9, 11:20 AM MDT, 1 hour 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER CO 1120 AM MDT WED APR 09 2008 COZ030>051-101200- 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- 1120 AM MDT WED APR 09 2008 ...HEAVY SNOW EXPECTED FOR THE MOUNTAINS AND PORTIONS OF THE EASTERN PLAINS LATER TONIGHT AND THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL COLORADO. .DAY ONE...TODAY AND TONIGHT SNOW WILL BECOME WIDESPREAD ACROSS THE MOUNTAINS LATER THIS AFTERNOON AND EVENING AND CONTINUE THROUGH THURSDAY. THERE MAY EVEN BE AN ISOLATED THUNDERSTORM WITH HEAVY SNOW AT TIMES. ACROSS LOWER ELEVATIONS...SCATTERED RAIN SHOWERS WILL DEVELOP THIS AFTERNOON...THEN A MIX OF RAIN AND SNOW THIS EVENING BEFORE CHANGING TO ALL SNOW LATER TONIGHT. THE HEAVIEST SNOW WILL BE LATER TONIGHT AND THURSDAY MORNING ACROSS THE FRONT RANGE...THEN SHIFTING EAST OVER THE EASTERN PLAINS BY LATE THURSDAY MORNING. GUSTY NORTHWEST WINDS WILL DEVELOP OVER THE MOUNTAIN PASSES WITH SPEEDS OF 15 TO 30 MPH WITH SOME BLOWING AND DRIFTING SNOW. GUSTY NORTHWEST WINDS WILL ALSO DEVELOP OVER THE EASTERN PLAINS AS WELL...MAINLY EAST OF THE DENVER AREA. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SNOW IS EXPECTED TO CONTINUE IN THE MOUNTAINS THROUGH THURSDAY NIGHT..BUT DIMINISH ACROSS THE PLAINS DURING THE EVENING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED ALONG THE URBAN CORRIDOR...WITH 6 TO 12 INCHES ACROSS THE PLAINS. OVER THE MOUNTAINS AND ALONG THE FOOTHILLS...TOTAL ACCUMULATIONS OF 8 TO 16 INCHES CAN BE EXPECTED. ON FRIDAY THERE WILL BE A CHANCE OF SNOW IN THE MOUNTAINS WITH A SLIGHT CHANCE OF A MIXTURE OF RAIN AND SNOW ON THE PLAINS. BY SATURDAY AND CONTINUING THROUGH EARLY NEXT WEEK...UPPER LEVEL HIGH PRESSURE WILL BRING DRY CONDITIONS TO THE FORECAST AREA ALONG WITH WARMING TEMPERATURES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT...HOWEVER SNOWFALL REPORTS WILL BE APPRECIATED WITH THIS STORM. ENTREKIN/D-L
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 12:40 PM MDT | Snow and Blowing Snow Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 9 more | 27 hr |
Nearby
Winter Storm Warnings in Colorado, 2008Every winter storm warning in 2008
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.