Alert archive / Colorado / Winter Storm Warnings in 2015
Winter Storm Warning 6, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this winter storm warning at Mar 1, 2015, 2:31 PM MST for 4 counties in Colorado. It took effect at Mar 2, 2015, 12:00 AM MST. It was in force for 53 hr. 12 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 1, 2015, 2:31 PM MST (21:31 UTC)
- In effect from
- Mar 2, 2015, 12:00 AM MST
- Expired
- Mar 4, 2015, 5:00 AM MST
- In force
- 53 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Grand County, CO, Jackson County, CO, Larimer County, CO
The radar
The Cheyenne radar (KCYS), 121 km from the middle of the area, began a volume at 21:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 3, 5:00 PM MST | SNOW 2.7 | 2 Ssw Boulder, CO | |
| Mar 3, 5:50 PM MST | SNOW 4.8 | Bellvue, CO | SINCE LATE THIS MORNING...MOST OF IT FALLING SINCE 4 PM TODAY. |
| Mar 3, 5:50 PM MST | SNOW 4.8 | Bellvue, CO | |
| Mar 3, 6:15 PM MST | SNOW 4.1 | 1 Wnw Eldorado Springs, CO | SINCE LATE THIS MORNING. |
| Mar 3, 7:00 PM MST | SNOW 1.8 | Fort Collins, CO | |
| Mar 3, 8:46 PM MST | SNOW 3.9 | 2 Ssw Boulder, CO | |
| Mar 3, 10:10 PM MST | SNOW 3.5 | 1 Nw Superior, CO | |
| Mar 3, 10:58 PM MST | SNOW 4.2 | 2 Ssw Boulder, CO | |
| Mar 3, 11:59 PM MST | SNOW 1.9 | 3 Ene Fort Collins, CO | |
| Mar 4, 3:30 AM MST | SNOW 1.9 | 1 Nnw Louisville, CO | |
| Mar 4, 5:00 AM MST | SNOW 2.6 | 4 E Fort Collins, CO | |
| Mar 4, 5:00 AM MST | SNOW 5.5 | 3 Ssw Boulder, 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 (KDEN), launched 12:00Z, 9.5 hours before the alert went out and 227 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
- 749 m above ground
- 0-6 km bulk shear
- 109 kt
- 0-1 km storm-relative helicity
- -36 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
268 WWUS45 KBOU 012131 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 231 PM MST SUN MAR 1 2015 ...MORE SIGNIFICANT ACCUMULATING SNOW HEADED FOR THE MOUNTAINS... .AN UPPER LEVEL STORM SYSTEM OVER THE WESTERN UNITED STATES WILL SEND SEVERAL WAVES OF ENERGY ACROSS THE COLORADO HIGH COUNTRY THROUGH TUESDAY. THIS WILL BRING SNOW...HEAVY AT TIMES...TO THE COLORADO HIGH COUNTRY. IF TRAVELING ACROSS THE COLORADO MOUNTAINS...BE PREPARED FOR HAZARDOUS AND SLOW TRAVEL CONDITIONS. COZ031-020545- /O.NEW.KBOU.WS.W.0006.150302T0700Z-150304T0000Z/ 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 231 PM MST SUN MAR 1 2015 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST TUESDAY... 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 5 PM MST TUESDAY. * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BECOME HEAVY AT TIMES INTO MONDAY MORNING. WHILE THERE MAY BE A BREAK MONDAY AFTERNOON...HEAVIER SNOW IS EXPECTED TO REDEVELOP MONDAY EVENING AND CONTINUE INTO TUESDAY. SNOW WILL FINALLY DECREASE IN INTENSITY TUESDAY EVENING. * SNOW ACCUMULATIONS...1 TO 2 FEET. * WIND/VISIBILITY...SOUTHWEST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS BY MONDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-020545- /O.NEW.KBOU.WS.A.0003.150303T0000Z-150304T0000Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 231 PM MST SUN MAR 1 2015 ...WINTER STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON. * TIMING...PERIODS OF LIGHT SNOW TONIGHT AND MONDAY. THEN SNOW WILL INCREASE IN INTENSITY BY LATE MONDAY AFTERNOON OR EVENING AND BECOME HEAVY AT TIMES MONDAY NIGHT INTO TUESDAY. * SNOW ACCUMULATIONS...8 TO 15 INCHES POSSIBLE. * WIND/VISIBILITY...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL BECOME NORTHWEST AND DECREASE SLIGHTLY BY TUESDAY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ WFO BOULDER
10 follow-up statements
768 WWUS45 KBOU 020443 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 943 PM MST SUN MAR 1 2015 ...MORE SIGNIFICANT ACCUMULATING SNOW HEADED FOR THE MOUNTAINS... .AN UPPER LEVEL STORM SYSTEM OVER THE WESTERN UNITED STATES WILL SEND SEVERAL WAVES OF ENERGY ACROSS THE COLORADO HIGH COUNTRY THROUGH TUESDAY. THIS WILL BRING SNOW...HEAVY AT TIMES...TO THE COLORADO HIGH COUNTRY. IF TRAVELING ACROSS THE COLORADO MOUNTAINS...BE PREPARED FOR HAZARDOUS AND SLOW TRAVEL CONDITIONS. COZ031-021245- /O.CON.KBOU.WS.W.0006.150302T0700Z-150304T0000Z/ 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 943 PM MST SUN MAR 1 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... * TIMING...SNOW WILL INCREASE IN INTENSITY TONIGHT AND BECOME HEAVY AT TIMES INTO MONDAY MORNING. WHILE THERE MAY BE A BREAK MONDAY AFTERNOON...HEAVIER SNOW IS EXPECTED TO REDEVELOP MONDAY EVENING AND CONTINUE INTO TUESDAY. SNOW WILL FINALLY DECREASE IN INTENSITY TUESDAY EVENING. * SNOW ACCUMULATIONS...1 TO 2 FEET. * WIND/VISIBILITY...SOUTHWEST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS BY MONDAY. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-021245- /O.CON.KBOU.WS.A.0003.150303T0000Z-150304T0000Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 943 PM MST SUN MAR 1 2015 ...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... * TIMING...PERIODS OF LIGHT SNOW TONIGHT AND MONDAY. THEN SNOW WILL INCREASE IN INTENSITY BY LATE MONDAY AFTERNOON OR EVENING AND BECOME HEAVY AT TIMES MONDAY NIGHT INTO TUESDAY. * SNOW ACCUMULATIONS...8 TO 15 INCHES POSSIBLE. * WIND/VISIBILITY...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL BECOME NORTHWEST AND DECREASE SLIGHTLY BY TUESDAY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
539 WWUS45 KBOU 021257 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 557 AM MST MON MAR 2 2015 ...MORE SIGNIFICANT ACCUMULATING SNOW HEADED FOR THE MOUNTAINS... .AN UPPER LEVEL STORM SYSTEM OVER THE WESTERN UNITED STATES WILL SEND SEVERAL WAVES OF ENERGY ACROSS THE COLORADO HIGH COUNTRY THROUGH TUESDAY. THIS WILL BRING SNOW...HEAVY AT TIMES...TO THE COLORADO HIGH COUNTRY. IF TRAVELING ACROSS THE COLORADO MOUNTAINS...BE PREPARED FOR HAZARDOUS AND SLOW TRAVEL CONDITIONS. COZ033-022100- /O.UPG.KBOU.WS.A.0003.150303T0000Z-150304T0000Z/ /O.EXB.KBOU.WS.W.0006.150303T0000Z-150304T0000Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER 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 557 AM MST MON MAR 2 2015 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...PERIODS OF SNOW WILL CONTINUE TODAY AND THEN BECOME HEAVY AT TIMES TONIGHT THROUGH TUESDAY. THE SNOW WILL DECREASE TUESDAY NIGHT. * SNOW ACCUMULATIONS...10 TO 18 INCHES POSSIBLE. * WIND/VISIBILITY...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL BECOME NORTHWEST AND DECREASE SLIGHTLY BY TUESDAY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ031-022100- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T0000Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS 557 AM MST MON MAR 2 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... * TIMING...SNOW WILL CONTINUE TODAY THROUGH TUESDAY AND BE HEAVY AT TIMES. SNOW WILL DECREASE IN INTENSITY TUESDAY NIGHT. * SNOW ACCUMULATIONS...1 TO 2 FEET. * WIND/VISIBILITY...SOUTHWEST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
143 WWUS45 KBOU 022027 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 127 PM MST MON MAR 2 2015 ...MORE SIGNIFICANT ACCUMULATING SNOW HEADED FOR THE MOUNTAINS... .AN UPPER LEVEL STORM SYSTEM OVER THE WESTERN UNITED STATES WILL SEND WAVES OF ENERGY ACROSS THE COLORADO HIGH COUNTRY THROUGH TUESDAY. THIS WILL BRING SNOW...HEAVY AT TIMES...TO THE COLORADO HIGH COUNTRY. IF TRAVELING ACROSS THE COLORADO MOUNTAINS...BE PREPARED FOR HAZARDOUS AND SLOW TRAVEL CONDITIONS. COZ031-030600- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T0000Z/ 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 127 PM MST MON MAR 2 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... * TIMING...SNOW WILL CONTINUE THROUGH TUESDAY AND BE HEAVY AT TIMES. SNOW WILL DECREASE IN INTENSITY TUESDAY NIGHT. * SNOW ACCUMULATIONS...1 TO 2 FEET. * WIND/VISIBILITY...SOUTHWEST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-030600- /O.CON.KBOU.WS.W.0006.150303T0000Z-150304T0000Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 127 PM MST MON MAR 2 2015 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 PM MST TUESDAY... * TIMING...PERIODS OF SNOW WILL BECOME HEAVY AT TIMES TONIGHT THROUGH TUESDAY. THE SNOW WILL DECREASE TUESDAY NIGHT. * SNOW ACCUMULATIONS...8 TO 15 INCHES POSSIBLE. * WIND/VISIBILITY...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL BECOME NORTHWEST AND DECREASE SLIGHTLY BY TUESDAY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
297 WWUS45 KBOU 030418 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 918 PM MST MON MAR 2 2015 COZ031-031230- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T0000Z/ 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 918 PM MST MON MAR 2 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... * TIMING...SNOW WILL CONTINUE THROUGH TUESDAY AND BE HEAVY AT TIMES. SNOW WILL DECREASE IN INTENSITY TUESDAY NIGHT. * SNOW ACCUMULATIONS...1 TO 2 FEET. * WIND/VISIBILITY...SOUTHWEST WINDS INCREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-031230- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T0000Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 918 PM MST MON MAR 2 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST TUESDAY... * TIMING...PERIODS OF SNOW WILL BECOME HEAVY AT TIMES TONIGHT THROUGH TUESDAY. THE SNOW WILL DECREASE TUESDAY NIGHT. * SNOW ACCUMULATIONS...8 TO 15 INCHES POSSIBLE. * WIND/VISIBILITY...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL BECOME WEST AFTER MIDNIGHT...THEN NORTHWEST AND DECREASE SLIGHTLY TUESDAY. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
246 WWUS45 KBOU 031127 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 427 AM MST TUE MAR 3 2015 ...SNOW SPREADING FROM THE MOUNTAINS ONTO THE PLAINS TODAY... .SNOW SHOWERS WILL CONTINUE IN THE MOUNTAINS THIS MORNING AND INCREASE THIS AFTERNOON. PERIODS OF HEAVY SHOWERS ARE EXPECTED THIS AFTERNOON AND EVENING MAINLY OVER THE HIGHER MOUNTAINS. THE SNOW WILL DIMINISH IN THE MOUNTAINS AFTER MIDNIGHT. ON THE PLAINS SCATTERED SNOW SHOWERS WILL DEVELOP BEHIND A COLD FRONT THIS MORNING. SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND MAY BE BRIEFLY HEAVY IN SOME AREAS THIS EVENING. THE SNOW WILL DIMINISH FROM NORTH TO SOUTH EARLY WEDNESDAY. THERE WILL ALSO BE SOME STRONG WINDS DURING THE DAY TODAY WHICH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. THIS WILL MAINLY AFFECT MOUNTAIN AREAS...BUT COULD BE A FACTOR ON THE PLAINS THIS AFTERNOON BEFORE THE WINDS DIMINISH. COZ031-031930- /O.EXT.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 427 AM MST TUE MAR 3 2015 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. SNOW WILL DECREASE IN INTENSITY TONIGHT. * SNOW ACCUMULATIONS...ANOTHER 8 TO 14 INCHES TODAY AND TONIGHT...MAKING STORM TOTALS OF 15 TO 30 INCHES. * WIND/VISIBILITY...WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN EXPOSED AREAS. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-031930- /O.EXT.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 427 AM MST TUE MAR 3 2015 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. THE SNOW WILL DECREASE LATE TONIGHT. * SNOW ACCUMULATIONS...ANOTHER 8 TO 14 INCHES POSSIBLE...MAKING STORM TOTALS OF 12 TO 20 INCHES. * WIND/VISIBILITY...WEST WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL BECOME NORTHWEST AND DECREASE TODAY...BECOMING NORTHWEST AT 15 TO 30 MPH TONIGHT. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ035-036-031930- /O.NEW.KBOU.WW.Y.0014.150303T2100Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 427 AM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY. * TIMING...SNOW WILL BECOME MORE WIDESPREAD IN THE FOOTHILLS THIS MORNING...AND MAY BE HEAVY AT TIMES THIS AFTERNOON AND TONIGHT. * SNOW ACCUMULATIONS...4 TO 10 INCHES. * WIND/VISIBILITY...WEST TO NORTHWEST WINDS AT 20 TO 35 MPH THIS MORNING WILL BECOME NORTHEAST AT 15 TO 25 MPH THIS AFTERNOON AND DIMINISH TONIGHT. VISIBILITY WILL BE LESS THAN A QUARTER MILE IN SOME PLACES DURING PERIODS OF HEAVY SNOW...AND ALSO IN WINDIER AREAS THIS AFTERNOON...MAINLY NEAR THE WYOMING BORDER. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY AND THERE WILL BE AREAS OF LOW VISIBILITY IN BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ039>041-031930- /O.NEW.KBOU.WW.Y.0014.150303T2100Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 427 AM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM MST WEDNESDAY. * TIMING...SCATTERED SNOW SHOWERS WILL DEVELOP THIS MORNING. STEADIER SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND MAY BE HEAVY AT TIMES THIS EVENING. THE SNOW WILL DIMINISH IN DENVER AFTER MIDNIGHT...BUT SIGNIFICANT SNOW MAY LINGER SOUTH OF DENVER INTO THE EARLY MORNING HOURS. * SNOW ACCUMULATIONS...2 TO 5 INCHES...WITH UP TO 7 INCHES NEAR THE FOOTHILLS AND IN SOUTHERN DOUGLAS AND ELBERT COUNTIES. * WIND/VISIBILITY...NORTH WINDS AT 15 TO 30 MPH CAN BE EXPECTED TODAY...POSSIBLY CAUSING LOW VISIBILITY IN BLOWING SNOW THIS AFTERNOON. WINDS WILL BECOME NORTHEAST AND DIMINISH THIS EVENING. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY...POSSIBLY BY RUSH HOUR THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ GIMMESTAD
716 WWUS45 KBOU 031849 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1149 AM MST TUE MAR 3 2015 ...SNOW AND COLD SPREADING ACROSS THE AREA TODAY... .SNOW WILL INCREASE THIS AFTERNOON AND EVENING. PERIODS OF HEAVY SHOWERS ARE EXPECTED THIS AFTERNOON AND EVENING MAINLY OVER THE HIGHER MOUNTAINS. THE SNOW WILL DIMINISH IN THE MOUNTAINS AFTER MIDNIGHT. ON THE PLAINS...SNOW WILL BECOME WIDESPREAD THIS AFTERNOON AND MAY BE BRIEFLY HEAVY IN SOME AREAS. A SECOND COLD FRONT WILL BLAST SOUTH ACROSS THE AREA THIS EVENING. THIS WILL BRING A BRIEF PERIOD OF HEAVY SNOW...GUSTY WINDS...AND LOW VISIBILITY. COZ031-040415- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 1149 AM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE TODAY AND WILL BE HEAVY AT TIMES. SNOW WILL DECREASE IN INTENSITY TONIGHT. * SNOW ACCUMULATIONS...ANOTHER 4 TO 10 INCHES THIS AFTERNOON AND TONIGHT...MAKING STORM TOTALS OF 15 TO 30 INCHES. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-040415- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 1149 AM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE THROUGH TONIGHT AND WILL BE HEAVY AT TIMES. THE SNOW WILL DECREASE LATE TONIGHT. * SNOW ACCUMULATIONS...ANOTHER 4 TO 10 INCHES POSSIBLE...MAKING STORM TOTALS OF 12 TO 20 INCHES. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS DURING PERIODS OF HEAVIER FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ035-036-040415- /O.EXT.KBOU.WW.Y.0014.150303T1849Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 1149 AM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL BECOME MORE WIDESPREAD IN THE FOOTHILLS THIS AFTERNOON...AND MAY BE HEAVY AT TIMES LATE THIS AFTERNOON AND TONIGHT. * SNOW ACCUMULATIONS...4 TO 10 INCHES. * WIND/VISIBILITY...VISIBILITY WILL BE LESS THAN A QUARTER MILE IN SOME PLACES DURING PERIODS OF HEAVY SNOW. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY AND THERE WILL BE AREAS OF LOW VISIBILITY IN BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ039>041-040415- /O.EXT.KBOU.WW.Y.0014.150303T1849Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 1149 AM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...LIGHT SNOW WILL BECOME WIDESPREAD THIS LATE THIS AFTERNOON AND MAY BE HEAVY AT TIMES THIS EVENING. THE SNOW WILL DIMINISH IN DENVER AFTER MIDNIGHT...BUT SNOW MAY LINGER SOUTH OF DENVER INTO THE EARLY MORNING HOURS. * SNOW ACCUMULATIONS...2 TO 5 INCHES...WITH UP TO 7 INCHES NEAR THE FOOTHILLS AND IN SOUTHERN DOUGLAS AND ELBERT COUNTIES. * WIND/VISIBILITY...NORTH WINDS AT 15 TO 30 MPH ARE EXPECTED BEHIND A FRONT THIS EVENING. THE GUSTY WINDS COMBINED WITH THE HEAVIER SNOW MAY REDUCE VISIBILITY TO A QUARTER MILE OR LESS THIS EVENING. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY AROUND SUNSET AND POSSIBLY FOR THE RUSH HOUR THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
786 WWUS45 KBOU 032225 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 325 PM MST TUE MAR 3 2015 ...SNOW AND COLD TONIGHT... .SNOW WILL INCREASE ACROSS THE MOUNTAINS...FRONT RANGE FOOTHILLS...AND ADJACENT PLAINS THROUGH THIS EVENING. A SECOND COLD FRONT WILL MOVE ACROSS THE PLAINS BRINGING A SHORT PERIOD OF MORE INTENSE SNOWFALL AND GUSTY WINDS. SOME BLOWING SNOW AND REDUCED VISIBILITIES CAN BE EXPECTED AS THIS FRONT MOVES THROUGH. COZ031-040630- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 325 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW SHOWERS...SOME HEAVY...WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DECREASE IN INTENSITY OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 3 TO 7 INCHES THROUGH TONIGHT...BRINGING STORM TOTALS INTO THE 15 TO 30 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-040630- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 325 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW SHOWERS...SOME HEAVY...WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DECREASE IN INTENSITY OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 3 TO 7 INCHES THROUGH TONIGHT...BRINGING STORM TOTALS INTO THE 10 TO 20 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ035-036-040630- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 325 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER THROUGH THIS EVENING. THE SNOW WILL THEN DECREASE FROM NORTH TO SOUTH ACROSS THE FRONT RANGE FOOTHILLS LATE TONIGHT. * SNOW ACCUMULATIONS...4 TO 8 INCHES. * WIND/VISIBILITY...VISIBILITY WILL BE LESS THAN A QUARTER MILE IN SOME PLACES DURING PERIODS OF HEAVY SNOW. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY...AND THERE WILL BE AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ039>041-040630- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 325 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE TO DEVELOP THROUGH THE EVENING HOURS. A FEW SHOWERS MAY PRODUCE BRIEF HEAVY SNOW. THE SNOW WILL GRADUALLY DIMINISH IN THE DENVER AREA AFTER MIDNIGHT...BUT SNOW MAY LINGER ON THE PALMER DIVIDE INTO THE EARLY MORNING HOURS WEDNESDAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES...WITH UP TO 7 INCHES NEXT TO THE FOOTHILLS. * WIND/VISIBILITY...NORTH WINDS AT 15 TO 25 MPH ARE EXPECTED BEHIND A FRONT THIS EVENING. THE GUSTY WINDS COMBINED WITH THE HEAVIER SNOW MAY REDUCE VISIBILITY TO A QUARTER MILE OR LESS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY IN SPOTS FOR THE EVENING RUSH AND IN ALL AREAS BY OR SHORTLY AFTER SUNSET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
014 WWUS45 KBOU 040107 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 607 PM MST TUE MAR 3 2015 ...SNOW AND COLD TONIGHT... .SNOW WILL INCREASE ACROSS THE MOUNTAINS...FRONT RANGE FOOTHILLS...AND ADJACENT PLAINS THROUGH THIS EVENING. A SECOND COLD FRONT WILL MOVE ACROSS THE PLAINS BRINGING A BRIEF PERIOD OF MORE INTENSE SNOWFALL AND REDUCED VISIBILITIES. THIS BAND WILL WORK SOUTHWARD ACROSS THE FRONT RANGE THROUGH THE COURSE OF THE EVENING. CONDITIONS WILL GRADUALLY IMPROVE LATE TONIGHT. COZ031-040915- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 607 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW SHOWERS...SOME HEAVY...WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DECREASE IN INTENSITY OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 2 TO 5 INCHES THROUGH TONIGHT... BRINGING STORM TOTALS INTO THE 15 TO 30 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-040915- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 607 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW SHOWERS...SOME HEAVY...WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL GRADUALLY DECREASE IN INTENSITY OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 2 TO 5 INCHES THROUGH TONIGHT... BRINGING STORM TOTALS INTO THE 10 TO 20 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ035-036-040915- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 607 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL BECOME MORE WIDESPREAD AND HEAVIER THIS EVENING. THE SNOW WILL THEN DECREASE FROM NORTH TO SOUTH ACROSS THE FRONT RANGE FOOTHILLS LATE TONIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...VISIBILITY WILL BE LESS THAN A QUARTER MILE IN SOME PLACES DURING PERIODS OF HEAVY SNOW. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY...AND THERE WILL BE AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ039>041-040915- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 607 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL CONTINUE TO DEVELOP THROUGH THE EVENING HOURS. A FEW SHOWERS MAY PRODUCE BRIEF HEAVY SNOW. THE SNOW WILL GRADUALLY DIMINISH IN THE DENVER AREA AFTER MIDNIGHT... BUT SNOW MAY LINGER ON THE PALMER DIVIDE INTO THE EARLY MORNING HOURS WEDNESDAY. * SNOW ACCUMULATIONS...2 TO 5 INCHES...HEAVIEST NEAR THE FOOTHILLS. * WIND/VISIBILITY...NORTH WINDS AT 10 TO 20 MPH ARE EXPECTED BEHIND A COLD FRONT THIS EVENING. THE HEAVIER SNOW MAY REDUCE VISIBILITY TO A QUARTER MILE OR LESS FOR A BRIEF TIME THIS EVENING. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY AS SNOW INCREASES THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
687 WWUS45 KBOU 040439 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 939 PM MST TUE MAR 3 2015 ...SNOW AND COLD TONIGHT... .SNOW WILL GRADUALLY DECREASE FROM NORTH TO SOUTH ACROSS THE MOUNTAINS... FRONT RANGE FOOTHILLS...AND ADJACENT PLAINS DURING THE OVERNIGHT HOURS. SNOW MAY STILL BE BRIEFLY HEAVY FROM THE I-70 CORRIDOR SOUTHWARD UNTIL AROUND MIDNIGHT BEFORE DECREASING. IF TRAVELING...BE PREPARED FOR HAZARDOUS WINTER DRIVING CONDITIONS WITH SNOW COVERED AND SLICK ROADS INTO WEDNESDAY MORNING. COZ031-041200- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 939 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW SHOWERS WILL GRADUALLY DECREASE OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 1 TO 3 INCHES OVERNIGHT...BRINGING STORM TOTALS INTO THE 15 TO 30 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS AND DIFFICULT WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. SOME SECONDARY ROADS MAY BECOME IMPASSABLE DUE TO THE DEPTH OF ACCUMULATED OR DRIFTED SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ033-041200- /O.CON.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 939 PM MST TUE MAR 3 2015 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL GRADUALLY DECREASE IN INTENSITY OVERNIGHT. * SNOW ACCUMULATIONS...ANOTHER 1 TO 4 INCHES THROUGH TONIGHT... BRINGING STORM TOTALS INTO THE 10 TO 20 INCH RANGE. * WIND/VISIBILITY...WEST WINDS 15 TO 30 MPH BECOMING NORTHWEST 10 TO 20 MPH OVERNIGHT. VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE DURING PERIODS OF HEAVY FALLING SNOW AND BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ035-036-041200- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 939 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL GRADUALLY DECREASE FROM NORTH TO SOUTH ACROSS THE FRONT RANGE FOOTHILLS OVERNIGHT. * STORM TOTAL SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...VISIBILITY WILL BE LESS THAN A QUARTER MILE IN SOME PLACES DURING PERIODS OF HEAVY SNOW. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY...AND THERE WILL BE AREAS OF LOW VISIBILITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ039>041-041200- /O.CON.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 939 PM MST TUE MAR 3 2015 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST WEDNESDAY... * TIMING...SNOW WILL GRADUALLY DECREASE FROM NORTH TO SOUTH ACROSS THE DENVER METRO AREA AFTER MIDNIGHT...BUT SOME SNOW MAY LINGER ON THE PALMER DIVIDE INTO WEDNESDAY MORNING. * STORM TOTAL SNOW ACCUMULATION...2 TO 5 INCHES...HEAVIEST NEAR THE FOOTHILLS. * WIND/VISIBILITY...NORTHEAST WINDS 10 TO 15 MPH. THE HEAVIER SNOW THIS EVENING MAY REDUCE VISIBILITY TO A QUARTER MILE OR LESS FOR A BRIEF TIME. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY. EXPECT A SLICK AND SLOW WEDNESDAY MORNING COMMUTE. ALLOW EXTRA TIME TO REACH YOUR DESTINATION SAFELY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
430 WWUS45 KBOU 041203 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 503 AM MST WED MAR 4 2015 ...WARNINGS AND ADVISORIES FOR NORTHERN COLORADO EXPIRING... .SNOWFALL HAS DIMINISHED ACROSS NORTHERN COLORADO THIS MORNING...AND THIS TREND WILL CONTINUE FROM NORTH TO SOUTH THIS MORNING. ADDITIONAL ACCUMULATIONS OF UP TO AN INCH ARE POSSIBLE IN THE MOUNTAINS AND AREAS SOUTH OF INTERSTATE 70...WHILE FURTHER NORTH ON THE PLAINS THERE WILL BE LESS. DRIVERS WILL NEED TO REMAIN CAUTIOUS AS THERE IS VARIABILITY IN ROAD CONDITIONS. MOST SECONDARY ROADS REMAIN ICY WHILE SOME HIGHWAYS HAVE BETTER CONDITIONS. FOR SAFETY ALLOW SOME EXTRA TIME THIS MORNING AND BE ALERT TO CHANGING CONDITIONS. COZ031-041315- /O.EXP.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ 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 503 AM MST WED MAR 4 2015 ...WINTER STORM WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... SNOW WILL DECREASE TO SCATTERED LIGHT SHOWERS THIS MORNING. ADDITIONAL ACCUMULATIONS OF UP TO AN INCH ARE EXPECTED. $$ COZ033-041315- /O.EXP.KBOU.WS.W.0006.000000T0000Z-150304T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 503 AM MST WED MAR 4 2015 ...WINTER STORM WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... SNOW WILL DECREASE TO SCATTERED LIGHT SHOWERS THIS MORNING. ADDITIONAL ACCUMULATIONS OF UP TO AN INCH ARE EXPECTED. $$ COZ035-036-041315- /O.EXP.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ 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- INCLUDING THE CITIES OF...ESTES PARK...GLENDEVEY...NEDERLAND... RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK 503 AM MST WED MAR 4 2015 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... SNOW WILL DECREASE TO SCATTERED SHOWERS THIS MORNING. ADDITIONAL ACCUMULATIONS OF UP TO AN INCH ARE EXPECTED. $$ COZ039>041-041315- /O.EXP.KBOU.WW.Y.0014.000000T0000Z-150304T1200Z/ BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- INCLUDING THE CITIES OF...ARVADA...BOULDER...GOLDEN...LAKEWOOD... LONGMONT...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR 503 AM MST WED MAR 4 2015 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... ACCUMULATING SNOW WILL END THIS MORNING. AREAS SOUTH OF INTERSTATE 70 WILL HAVE AN INCH OR LESS OF ADDITIONAL SNOW...WITH LITTLE OR NO ACCUMULATION FURTHER NORTH. $$ GIMMESTAD
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 Mar 1, 2:25 PM MST, 6 minutes earlier.
Area forecast discussion, Mar 1, 2:25 PM MST, 6 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DENVER/BOULDER CO 225 PM MST SUN MAR 1 2015 .SHORT TERM...(THIS EVENING THROUGH MONDAY) ISSUED AT 158 PM MST SUN MAR 1 2015 A MOIST WEST TO SOUTHWESTERLY FLOW ALOFT WILL BE OVER COLORADO TONIGHT. SNOWFALL ACTIVITY WILL BE LIMITED IN THE MOUNTAINS NORTH OF I70 THIS EVENING...THEN THE PLUME OF MOISTURE SHIFTS NORTHWARD INTO THOSE AREA LATE TONIGHT. SWLY FLOW WILL FAVOR ZONES 31 AND 33 THE MOST. SINCE A PROLONGED PERIOD OF SNOW IS EXPECTED TO CARRYOVER INTO TUESDAY...WL GO AHEAD AND HOIST A WINTER STORM WARNING FOR ZONE 31 AFTER MIDNIGHT. ELSEWHERE IN THE MOUNTAINS SNOWFALL WILL BE LIMITED BY LESS FAVORABLE OROGRAPHIC COMPONENT AND MID LEVEL WARM AIR ADVECTION. ACROSS THE NORTHEAST PLAINS...WL KEEP A CHANCE OF LIGHT SNOW IN THE DENVER AREA ESPECIALLY THROUGH 06Z WITH BETTER MID AND LEVEL MOISTURE RIDING OVER THE ARCTIC AIRMASS. SNOWFALL WILL BE LIMITED...MAYBE AN INCH WEST OF I25 AND SOUTH OVER THE PALMER DIVIDE. LESSER POPS NORTHEAST OF DENVER. THE FOCUS OF PCPN BY 12Z MONDAY WILL SHIFT NORTH TO NEAR THE WYOMING/NEBRASKA BORDER. ON MONDAY...THERE WILL BE A BIT OF A BREAK IN THE SNOW COVERAGE OVER THE MOUNTAINS IN THE MORNING THEN BY THE AFTERNOON...MOISTURE WILL INCREASE AS THE TROUGH OVER SRN CA MOVES EASTWARD INTO EASTERN NV/WESTERN UT BY 00Z TUESDAY. BEST MID AND UPPER LEVEL QG ASCENT WILL BE IN THE AFTN...WITH SNOW AGAIN INCREASING IN THE MOUNTAINS AT THAT TIME. ACROSS THE URBAN CORRIDOR AND NORTHEAST PLAINS...COULD AGAIN SEE SOME PATCHY FOG IN AND AROUND DENVER EARLY. THE ARCTIC AMS WILL LOOSEN ITS GRIP ON DENVER THROUGH THE DAY BUT IT MAY BE A LITTLE SLOER TO MOVE OUT THAN THE MDLS SUGGEST. WL KEEP SOME LOW 40S OVER SRN/SWRN PARTS OF THE DENVER AREA...WITH COOLER TEMPERATURES FURTHER NORTH. IN THE FOOTHILLS AND PARTS OF THE URBAN CORRIDOR...THERE COULD BE MORE OF A MIX OF RAIN/SNOW WITH PCPN IN THE AFTERNOON WITH WARMER MID LEVEL AIR FILLING INTO THE AREA AND THE ARCTIC AMS SHIFTING EAST. .LONG TERM...(MONDAY NIGHT THROUGH SUNDAY) ISSUED AT 158 PM MST SUN MAR 1 2015 ON MONDAY NIGHT...A PIECE OF THE UPPER LEVEL TROUGH OVER THE SOUTHWEST PART OF THE COUNTRY WILL EJECT NORTHEAST ACROSS COLORADO. THIS WILL KEEP SNOW GOING IN THE MOUNTAINS OVERNIGHT. DEEP MOISTURE COMBINED WITH THE STRONG FLOW ALOFT AND THE JET MOVING OVERHEAD...WILL PRODUCE HEAVY SNOW AT TIMES...MAINLY OVER NORTH CENTRAL COLORADO. FLOW ALOFT WILL TURN WESTERLY BEHIND THE EJECTING WAVE AND KEEP SNOW GOING IN THE MOUNTAINS TUESDAY. FOR THE PLAINS...A SURFACE LOW WILL MOVE ACROSS EASTERN COLORADO MONDAY NIGHT. STILL PLENTY OF UNCERTAINTY WHERE IT WILL TRACK. THE 12Z ECMWF HAS THE LOW GOING ACROSS LINCOLN COUNTY WHERE THE GFS IS CLOSER TO AKRON AND THE NAM12 TRACK IS NEAR THE WYOMING BORDER. A COLD FRONT WILL PUSH INTO NORTHEAST COLORADO BEHIND THE LOW AS IT EXITS THE STATE. TIMING OF THE FRONTAL PASSAGE IS UNCERTAIN DUE TO THE TRACK OF THE LOW. EVENTUALLY THE COLD FRONT WILL PUSH SOUTH THROUGH THE STATE. AN UPSLOPE NORTH TO NORTHEAST FLOW WILL DEVELOP BEHIND IT AND PRODUCE SNOW ALONG THE FRONT RANGE. OVER THE PLAINS EAST OF DENVER...SNOW WILL BE LIGHTER. WILL HAVE HIGHS POPS IN THE FORECAST FOR TUESDAY AND TUESDAY NIGHT FOR THIS. TEMPERATURES WILL BE COLD TUESDAY AND TUESDAY NIGHT WITH READINGS 20 TO 30 DEGREES BELOW NORMAL. FOR WEDNESDAY...UPPER LEVEL TROUGH AXIS WILL MOVE ACROSS COLORADO AND CAUSE FLOW ALOFT TO TURN NORTHWESTERLY THROUGH THE DAY. ALSO...THERE MAY BE A WEAK WAVE AND IT COULD BE SLIGHTLY UNSTABLE... SO WILL KEEP A MENTION OF SNOW IN THE FORECAST THROUGH WEDNESDAY. MODELS STILL DISAGREE ON HOW FAR SOUTH THE TROUGH WILL DIG AND THE AMOUNT OF COLD AIR THAT WILL MAKE IT INTO THE STATE. THE 12Z NAM HAS VERY COLD AIR OVER NORTHEAST COLORADO WEDNESDAY WHICH WOULD KEEP HIGHS IN THE SINGLE DIGITS. THE GFS AND ECMWF ARE NOT QUITE AS COLD...WITH HIGHS CLOSER TO 20 DEGREES. WILL KEEP WITH THE TREND OF THE CURRENT FORECAST WITH HIGHS MAINLY IN THE TEENS. FOR THURSDAY AND FRIDAY...THE RIDGE OVER THE WESTERN STATES KEEPS GETTING SHIFTED WEST BY THE MODELS. THIS WILL KEEP A COOL AND DRY NORTHWEST FLOW OVER COLORADO LATE IN THE WEEK. NORTHWEST FLOW ALOFT WILL REMAIN OVER COLORADO NEXT WEEKEND. MODELS ARE SHOWING A WEAK WAVE EMBEDDED IN THE NORTHWEST FLOW MOVING ACROSS THE STATE SOMETIME NEXT WEEKEND. IF THIS PANS OUT...WOULD EXPECT A SHOT OF COOLER AIR AND PERHAPS SOME SNOW. WILL PUT LOW POPS IN THE FORECAST FOR SATURDAY AND SATURDAY NIGHT FOR THIS SYSTEM. WILL ALSO KEEP TEMPERATURES BELOW NORMAL FOR SATURDAY AND SUNDAY. && .AVIATION...(FOR THE TAFS THROUGH 00Z MONDAY LATE AFTERNOON) ISSUED AT 158 PM MST SUN MAR 1 2015 MAINLY MVFR CIG/VSBY THROUGH TONIGHT AT KDEN...WITH THE POTENTIAL FOR IFR RESTRICTIONS HIGHER AT KBJC AND KAPA. LGT WINDS AND THE POTENTIAL FOR A WEAK CYCLONE COULD AGAIN BRING FOG IN DIA LATE TONIGHT...SO HAVE ADDED TEMPO GROUP OF 1/2 MILE VSBY AFTER 12Z...COULD HOWEVER BE LOWER BUT WL HOLD OFF INCLUDING THAT POSSIBILITY AT KDEN. CIGS/VSBYS WILL IMPROVE AT ALL THE AIRPORTS AFTER 15Z...WITH VFR CONDITIONS IN THE AFTN. && .BOU WATCHES/WARNINGS/ADVISORIES... WINTER STORM WARNING FROM MIDNIGHT TONIGHT TO 5 PM MST TUESDAY FOR COZ031. WINTER STORM WATCH FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON FOR COZ033. && SHORT TERM...COOPER LONG TERM...MEIER AVIATION...COOPER
Hazardous weather outlook, Mar 1, 11:01 AM MST, 3 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1101 AM MST SUN MAR 1 2015 COZ030>051-021815- 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- 1101 AM MST SUN MAR 1 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL COLORADO. .DAY ONE...TODAY AND TONIGHT AREAS OF LIGHT SNOW WILL CONTINUE IN THE MOUNTAINS TODAY AND THEN MAY BECOME MORE WIDESPREAD TONIGHT. ACCUMULATIONS WILL GENERALLY BE IN THE 2 TO 4 INCH RANGE. AT LOWER ELEVATIONS THERE WILL BE A CHANCE OF SOME LIGHT SNOW REDEVELOPING IN AND NEAR THE FOOTHILLS AND OVER THE PALMER DIVIDE MAINLY LATE THIS AFTERNOON INTO THE EVENING HOURS. ACCUMULATIONS WILL BE UNDER 2 INCHES. TEMPERATURES WILL REMAIN WELL BELOW NORMAL OVER NORTHEAST COLORADO. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY PERIODS OF WILL SNOW OCCUR IN THE MOUNTAINS THROUGH EARLY WEDNESDAY. SNOW ACCUMULATIONS MAY BE SIGNIFICANT MONDAY AFTERNOON THROUGH TUESDAY EVENING OVER THE NORTHERN MOUNTAINS. A STRONG COLD FRONT WITH UPSLOPE FLOW WILL MOVE ACROSS EASTERN COLORADO LATE MONDAY NIGHT. SNOW IS EXPECTED ACROSS THE FRONT RANGE LATE MONDAY NIGHT AND INTO TUESDAY NIGHT. TEMPERATURES WILL BE COLD TUESDAY AND WEDNESDAY BEHIND THE FRONT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 2:31 PM MST | Winter Storm Watch | BOU | Boulder, Grand, Jackson, Larimer | 15 hr |
Nearby
Winter Storm Warnings in Colorado, 2015Every winter storm warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.