Alert archive / Colorado / Blizzard Watches in 2013
Blizzard Watch 3, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this blizzard watch at Apr 16, 2013, 3:52 PM MDT for 11 counties in Colorado. It took effect at Apr 17, 2013, 2:00 PM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 16, 2013, 3:52 PM MDT (21:52 UTC)
- In effect from
- Apr 17, 2013, 2:00 PM MDT
- Expired
- Apr 17, 2013, 7:52 AM MDT
- In force
- Issued by
- NWS Denver/Boulder, CO
Counties Adams County, CO, Arapahoe County, CO, Douglas County, CO, Elbert County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 78 km from the middle of the area, began a volume at 21:55 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.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 9.9 hours before the alert went out and 41 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
- 504 m above ground
- 0-6 km bulk shear
- 85 kt
- 0-1 km storm-relative helicity
- 439 m²/s²
- 0-3 km storm-relative helicity
- 686 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
366 WWUS45 KBOU 162152 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 352 PM MDT TUE APR 16 2013 ...ANOTHER ROUND OF SNOW MOVING INTO NORTHERN COLORADO... ANOTHER PIECE OF THE LARGE STORM SYSTEM AFFECTING THE ROCKIES WILL MOVE SPREAD SNOW SHOWERS ACROSS THE NORTHERN COLORADO MOUNTAINS TONIGHT...WITH SNOW DEVELOPING ACROSS EASTERN COLORADO DURING THE DAY ON WEDNESDAY. THE HEAVIEST SNOW IS EXPECTED TO BE OVER THE MOUNTAINS LATE TONIGHT AND WEDNESDAY...IN THE DENVER AREA WEDNESDAY AFTERNOON AND EVENING...AND ON THE EASTERN PLAINS WEDNESDAY NIGHT. WHILE TEMPERATURES WILL INITIALLY BE WARM WITH THIS ROUND OF SNOW...TEMPERATURES WILL FALL LATER IN THE DAY ON WEDNESDAY WHICH WILL ALLOW THE SNOW TO HAVE MORE IMPACT ON ROAD CONDITIONS. STRONG WINDS WILL ALSO DEVELOP ON THE PLAINS BY WEDNESDAY EVENING...WHICH MAY CAUSE BLIZZARD CONDITIONS TO DEVELOP. NO WATCHES OR WARNINGS ARE CURRENTLY IN EFFECT FOR THE AREA BETWEEN DENVER AND FORT COLLINS AS WINDS ARE NOT EXPECTED TO BE AS STRONG. HOWEVER SOME IMPACT IS EXPECTED IN THESE AREAS AS WELL AND SNOW AND BLOWING SNOW MAY CAUSE TRAVEL DIFFICULTIES WEDNESDAY AFTERNOON AND EVENING. STAY TUNED FOR POSSIBLE ADVISORIES OR WARNINGS FOR THIS AREA AS THE STORM DEVELOPS. COZ031-033-035-170600- /O.CON.KBOU.WS.W.0008.000000T0000Z-130418T0600Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 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...ESTES PARK... GLENDEVEY...NEDERLAND...RED FEATHER LAKES 352 PM MDT TUE APR 16 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT... * TIMING...SNOW SHOWERS WILL BECOME WIDESPREAD THIS EVENING AND CONTINUE THROUGH WEDNESDAY EVENING. THE SHOWERS WILL BE HEAVY AT TIMES...ESPECIALLY LATE TONIGHT AND WEDNESDAY. * SNOW ACCUMULATIONS...9 TO 18 INCHES BY WEDNESDAY EVENING. * WIND/VISIBILITY...EAST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH BECOMING NORTH. VISIBILITIES WILL BE REDUCED TO A QUARTER MILE OR LESS DURING THE PERIODS OF HEAVIER SNOW. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY ESPECIALLY DURING PERIODS OF HEAVIER SNOWFALL. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ030-032-034-170600- /O.NEW.KBOU.WW.Y.0016.130417T0300Z-130418T0600Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER... WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE... HOT SULPHUR SPRINGS...KREMMLING...BERTHOUD PASS...BRECKENRIDGE... EAST SLOPES MOSQUITO RANGE...EAST SLOPES SOUTHERN GORE RANGE... EISENHOWER TUNNEL...INDIAN PEAKS...KENOSHA MOUNTAINS... MOUNT EVANS...WILLIAMS FORK MOUNTAINS...WINTER PARK 352 PM MDT TUE APR 16 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT MDT WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT MDT WEDNESDAY NIGHT. * TIMING...SNOW SHOWERS WILL BECOME WIDESPREAD THIS EVENING AND CONTINUE THROUGH WEDNESDAY...THEN DIMINISH. THE SHOWERS WILL BE HEAVY AT TIMES. * SNOW ACCUMULATIONS...6 TO 12 INCHES BY WEDNESDAY EVENING...WITH UP TO 16 INCHES IN THE HIGHER MOUNTAINS. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 10 TO 15 MPH WITH GUSTS TO 30 MPH. VISIBILITIES WILL BE LIMITED TO LESS THAN A QUARTER MILE IN PERIODS OF HEAVY SNOW. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY ESPECIALLY DURING PERIODS OF HEAVIER SNOWFALL. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ041-042-044>046-048>051-170600- /O.NEW.KBOU.BZ.A.0003.130417T2100Z-130418T1200Z/ 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 THE CITIES OF...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 352 PM MDT TUE APR 16 2013 ...BLIZZARD WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A BLIZZARD WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT. * TIMING...SNOW AND STRONG WINDS WILL SPREAD ACROSS EASTERN COLORADO WEDNESDAY AFTERNOON...THEN DIMINISH FROM NORTHWEST TO SOUTHEAST ON WEDNESDAY NIGHT. * SNOW ACCUMULATIONS...4 TO 8 INCHES BY WEDNESDAY EVENING. * WIND/VISIBILITY...NORTH WINDS WILL INCREASE INTO THE 20 TO 35 MPH RANGE BY WEDNESDAY EVENING...WITH GUSTS AS HIGH AS 50 MPH. THIS MAY PRODUCE BLIZZARD CONDITIONS WITH VISIBILITIES AS LOW AS 100 YARDS. * IMPACTS...TRAVEL MAY BECOME IMPOSSIBLE...ESPECIALLY ON RURAL ROADS...DUE TO POOR VISIBILITIES AND SEVERE DRIFTING OF SNOW. ROADS MAY BE CLOSED...AND POWER OUTAGES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. && $$ D_L/KALINA/GIMMESTAD
3 follow-up statements
089 WWUS45 KBOU 170141 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 741 PM MDT TUE APR 16 2013 ...ANOTHER ROUND OF SNOW MOVING INTO NORTHERN COLORADO... ANOTHER PIECE OF THE LARGE STORM SYSTEM AFFECTING THE ROCKIES WILL MOVE SPREAD SNOW SHOWERS ACROSS THE NORTHERN COLORADO MOUNTAINS TONIGHT...WITH SNOW DEVELOPING ACROSS EASTERN COLORADO DURING THE DAY ON WEDNESDAY. THE HEAVIEST SNOW IS EXPECTED TO OCCUR OVER THE MOUNTAINS LATE TONIGHT AND WEDNESDAY. IN THE DENVER AREA AND ACROSS THE EASTERN PLAINS...THE HEAVIEST SNOW WILL FALL WEDNESDAY AFTERNOON AND EVENING. TEMPERATURES WILL FALL DURING THE DAY WEDNESDAY WHICH WILL ALLOW THE SNOW TO HAVE MORE IMPACT ON ROAD CONDITIONS. BY EVENING...MANY UNTREATED ROADS WILL BECOME SNOWPACKED AND ICY. STRONG WINDS WILL ALSO DEVELOP ON THE PLAINS BY WEDNESDAY EVENING...WHICH MAY CAUSE BLIZZARD CONDITIONS TO DEVELOP. COZ031-033-035-171200- /O.CON.KBOU.WS.W.0008.000000T0000Z-130418T0600Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 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...ESTES PARK... GLENDEVEY...NEDERLAND...RED FEATHER LAKES 741 PM MDT TUE APR 16 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT... * TIMING...SNOW WILL BECOME WIDESPREAD THIS EVENING AND CONTINUE THROUGH WEDNESDAY EVENING. THE SNOW WILL BE HEAVY AT TIMES...MAINLY THIS EVENING AND WEDNESDAY. SNOW MAY DECREASE OR COME TO AN END FOR A SHORT TIME AFTER MIDNIGHT. * SNOW ACCUMULATIONS...9 TO 18 INCHES BY WEDNESDAY EVENING. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ038-171200- /O.EXB.KBOU.WW.Y.0016.130417T0141Z-130418T0600Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND... NUNN 741 PM MDT TUE APR 16 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. * TIMING...SNOW WILL CONTINUE THROUGH TONIGHT AND WEDNESDAY. THE SNOW WILL TAPER OFF LATE WEDNESDAY AFTERNOON OR EARLY EVENING. SNOW MAY DECREASE OR COME TO AN END FOR A SHORT TIME AFTER MIDNIGHT. * SNOW ACCUMULATIONS...4 TO 8 INCHES BY WEDNESDAY EVENING. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 10 TO 15 MPH WITH GUSTS TO 30 MPH WEDNESDAY MORNING. VISIBILITIES WILL FALL AS LOW AS A QUARTER MILE DUE SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ036-039-040-043-171200- /O.EXB.KBOU.WW.Y.0016.130417T1500Z-130418T0600Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH... LITTLETON...PARKER...EATON...FORT LUPTON...GREELEY...ROGGEN 741 PM MDT TUE APR 16 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 9 AM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT. * TIMING...SNOW...HEAVY AT TIMES WILL DEVELOP WEDNESDAY MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE MAY ALSO BE FREEZING DRIZZLE LATE TONIGHT AND WEDNESDAY MORNING. * SNOW ACCUMULATIONS...4 TO 8 INCHES ARE EXPECTED BY WEDNESDAY EVENING... WITH 6 TO 12 INCHES IN THE SOUTHERN FOOTHILLS. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 10 TO 15 MPH WITH GUSTS TO 30 MPH ALONG AND EAST OF INTERSTATE 25. VISIBILITIES WILL BE DROP AS LOW AS A QUARTER MILE DUE TO SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ030-032-034-171200- /O.CON.KBOU.WW.Y.0016.130417T0300Z-130418T0600Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 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...GOULD...NORTH PARK...RAND...SPICER... WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE... HOT SULPHUR SPRINGS...KREMMLING...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 741 PM MDT TUE APR 16 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT... * TIMING...SNOW WILL BECOME WIDESPREAD THIS EVENING AND CONTINUE THROUGH WEDNESDAY EVENING. THE SNOW WILL BE HEAVY AT TIMES...MAINLY THIS EVENING AND WEDNESDAY. SNOW MAY DECREASE OR COME TO AN END FOR A SHORT TIME AFTER MIDNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES BY WEDNESDAY EVENING IN THE MOUNTAIN VALLEYS WITH UP TO 12 INCHES IN THE MOUNTAINS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ041-042-044>046-048>051-171200- /O.EXT.KBOU.BZ.A.0003.130417T1800Z-130418T1200Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR...BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER... STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS...BENNETT... BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON...MATHESON... CROOK...MERINO...STERLING...PEETZ...AKRON...COPE...LAST CHANCE... OTIS...JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 741 PM MDT TUE APR 16 2013 ...BLIZZARD WATCH NOW IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT... * TIMING...SNOW AND STRONG WINDS WILL SPREAD ACROSS EASTERN COLORADO WEDNESDAY AFTERNOON...THEN DIMINISH FROM NORTHWEST TO SOUTHEAST ON WEDNESDAY NIGHT. * SNOW ACCUMULATIONS...4 TO 8 INCHES BY WEDNESDAY EVENING. * WIND/VISIBILITY...NORTH WINDS WILL INCREASE INTO THE 20 TO 35 MPH RANGE BY WEDNESDAY EVENING...WITH GUSTS AS HIGH AS 50 MPH. THIS MAY PRODUCE BLIZZARD CONDITIONS WITH VISIBILITIES AS LOW AS 100 YARDS. * IMPACTS...TRAVEL MAY BECOME IMPOSSIBLE...ESPECIALLY ON RURAL ROADS...DUE TO POOR VISIBILITIES AND SEVERE DRIFTING OF SNOW. ROADS MAY BE CLOSED...AND POWER OUTAGES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. && $$
950 WWUS45 KBOU 171113 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 513 AM MDT WED APR 17 2013 ...ANOTHER ROUND OF SNOW MOVING INTO NORTHERN COLORADO... AN UPPER LEVEL STORM SYSTEM OVER THE GREAT BASIN WILL MOVE INTO COLORADO TODAY AND THEN ACROSS THE EASTERN PLAINS TONIGHT. SNOW WILL SPREAD FROM THE MOUNTAINS ONTO THE PLAINS LATER THIS MORNING THROUGH THE AFTERNOON. THE HEAVIEST SNOW IS EXPECTED TO OCCUR OVER THE MOUNTAINS TODAY...AND OVER THE FRONT RANGE URBAN CORRIDOR AND EASTERN PLAINS THIS AFTERNOON INTO THE EVENING. THE SNOW WILL TAPER OFF FROM NORTHWEST TO SOUTHEAST ACROSS THE REGION OVERNIGHT... BUT GUSTY WINDS WILL CONTINUE WITH AREAS OF BLOWING AND DRIFTING SNOW. STRONG AND GUSTY WINDS AND FALLING TEMPERATURES THIS AFTERNOON WILL ALLOW THE SNOW TO HAVE MORE IMPACT ON ROAD CONDITIONS. BY LATE THIS AFTERNOON OR EVENING...MANY UNTREATED ROADS WILL BECOME SNOWPACKED AND ICY. THE STRONGEST WINDS WILL OCCUR ON THE EASTERN PLAINS BY LATE THIS AFTERNOON...WHICH MAY CAUSE BLIZZARD CONDITIONS TO DEVELOP. COZ031-033-035-171915- /O.CON.KBOU.WS.W.0008.000000T0000Z-130418T0600Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 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...ESTES PARK... GLENDEVEY...NEDERLAND...RED FEATHER LAKES 513 AM MDT WED APR 17 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES DURING THE DAY TODAY...AND THEN GRADUALLY DECREASE OVERNIGHT. * SNOW ACCUMULATIONS...8 TO 16 INCHES. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ040-043-171915- /O.EXT.KBOU.WW.Y.0016.130417T1800Z-130418T0600Z/ NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- INCLUDING THE CITIES OF...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...EATON...FORT LUPTON...GREELEY...ROGGEN 513 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... * TIMING...FREEZING DRIZZLE AND FLURRIES WILL GIVE WAY TO STEADY AND HEAVIER SNOWFALL BY LATER THIS MORNING AND EARLY AFTERNOON. THE SNOW MAY BE HEAVY AT TIMES THIS AFTERNOON...AND THEN GRADUALLY DIMINISH LATE THIS EVENING THROUGH THE OVERNIGHT HOURS. * SNOW ACCUMULATIONS...4 TO 7 INCHES. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 20 TO 30 MPH...WITH GUSTS UP TO 40 MPH EAST OF I-25. VISIBILITIES WILL BE DROP AS LOW AS A QUARTER MILE DUE TO SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ030-032-034-171915- /O.CON.KBOU.WW.Y.0016.000000T0000Z-130418T0600Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 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...GOULD...NORTH PARK...RAND...SPICER... WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE... HOT SULPHUR SPRINGS...KREMMLING...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 513 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES DURING THE DAY TODAY...AND THEN GRADUALLY DECREASE OVERNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES IN THE MOUNTAIN VALLEYS WITH UP TO 12 INCHES IN THE MOUNTAINS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ038-171915- /O.CON.KBOU.WW.Y.0016.000000T0000Z-130418T0600Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND... NUNN 513 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...OCCASIONAL FREEZING DRIZZLE AND LIGHT SNOW WILL GIVE WAY TO A STEADY AND HEAVIER SNOWFALL BY MID MORNING. THE SNOW AND STRONGER WINDS WILL CONTINUE THROUGH THE AFTERNOON BEFORE GRADUALLY DECREASING THIS EVENING. * SNOW ACCUMULATIONS...3 TO 6 INCHES. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 15 TO 25 MPH WITH GUSTS TO 40 MPH EAST OF I-25 BY THIS AFTERNOON. VISIBILITIES WILL FALL AS LOW AS A QUARTER MILE DUE SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ036-039-171915- /O.CON.KBOU.WW.Y.0016.130417T1500Z-130418T0600Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT 513 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO MIDNIGHT MDT TONIGHT... * TIMING...OCCASIONAL FREEZING DRIZZLE AND LIGHT SNOW WILL GIVE WAY TO A STEADY AND HEAVIER SNOWFALL BY MID TO LATE MORNING. THE SNOW MAY BE HEAVY AT TIMES THIS AFTERNOON BEFORE GRADUALLY DECREASING THIS EVENING. * SNOW ACCUMULATIONS...4 TO 7 INCHES FROM THE BOULDER AREA THROUGH THE WESTERN DENVER SUBURBS...AND 6 TO 11 INCHES IN THE FOOTHILLS. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. 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. && $$ COZ041-042-044>046-048>051-171915- /O.EXT.KBOU.BZ.A.0003.130417T2000Z-130418T1200Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR...BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER... STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS...BENNETT... BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON...MATHESON... CROOK...MERINO...STERLING...PEETZ...AKRON...COPE...LAST CHANCE... OTIS...JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 513 AM MDT WED APR 17 2013 ...BLIZZARD WATCH NOW IN EFFECT FROM 2 PM MDT THIS AFTERNOON THROUGH LATE TONIGHT... * TIMING...SNOW AND STRONG WINDS WILL SPREAD ACROSS EASTERN COLORADO THIS AFTERNOON. THEY WILL GRADUALLY DIMINISH FROM NORTHWEST TO SOUTHEAST AFTER MIDNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...NORTH WINDS WILL INCREASE INTO THE 20 TO 35 MPH RANGE BY LATE THIS AFTERNOON AND EVENING...WITH GUSTS AS HIGH AS 50 MPH. THIS MAY PRODUCE BLIZZARD CONDITIONS WITH VISIBILITIES AS LOW AS 100 YARDS. * IMPACTS...TRAVEL MAY BECOME IMPOSSIBLE DUE TO POOR VISIBILITIES AND SEVERE DRIFTING SNOW...ESPECIALLY IN RURAL AREAS. ROADS CLOSURES INCLUDING I-76 AND I-70 NORTHEAST AND EAST OF DENVER WILL BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY DANGEROUS. && $$ BARJENBRUCH
018 WWUS45 KBOU 171352 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 752 AM MDT WED APR 17 2013 ...ANOTHER ROUND OF SNOW MOVING INTO NORTHERN COLORADO... AN UPPER LEVEL STORM SYSTEM OVER THE GREAT BASIN WILL MOVE INTO COLORADO TODAY AND THEN ACROSS THE EASTERN PLAINS TONIGHT. SNOW WILL CONTINUE TO SPREAD FROM THE MOUNTAINS ONTO THE PLAINS THIS MORNING INTO EARLY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED TO OCCUR OVER THE MOUNTAINS TODAY...AND OVER THE FRONT RANGE URBAN CORRIDOR AND EASTERN PLAINS THIS AFTERNOON INTO THE EVENING. THE SNOW WILL TAPER OFF FROM NORTHWEST TO SOUTHEAST ACROSS THE REGION OVERNIGHT... BUT GUSTY WINDS WILL CONTINUE WITH AREAS OF BLOWING AND DRIFTING SNOW. STRONG AND GUSTY WINDS AND FALLING TEMPERATURES THIS AFTERNOON WILL ALLOW THE SNOW TO HAVE MORE IMPACT ON ROAD CONDITIONS. BY LATE THIS AFTERNOON OR EVENING...MANY UNTREATED ROADS WILL BECOME SNOWPACKED AND ICY. STRONG GUSTY WINDS ARE EXPECTED ON THE PLAINS LATER THIS AFTERNOON...WITH THE STRONGEST WINDS AND LOWEST VISIBILITIES EXPECTED OVER THE PALMER DIVIDE. COZ041-046-172200- /O.UPG.KBOU.BZ.A.0003.130417T2000Z-130418T1200Z/ /O.NEW.KBOU.BZ.W.0006.130417T2000Z-130418T1200Z/ ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- INCLUDING THE CITIES OF...CASTLE ROCK...ELBERT...FONDIS...KIOWA... LARKSPUR...AGATE...HUGO...LIMON...MATHESON 752 AM MDT WED APR 17 2013 ...BLIZZARD WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM MDT THURSDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW AND STRONG WINDS WILL SPREAD ACROSS EASTERN COLORADO THIS AFTERNOON. THEY WILL GRADUALLY DIMINISH FROM NORTHWEST TO SOUTHEAST OVERNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...NORTH WINDS WILL INCREASE INTO THE 20 TO 35 MPH RANGE BY LATE THIS AFTERNOON AND EVENING...WITH GUSTS AS HIGH AS 50 MPH. THIS MAY PRODUCE BLIZZARD CONDITIONS WITH VISIBILITIES AS LOW AS 100 YARDS. * IMPACTS...TRAVEL MAY BECOME IMPOSSIBLE DUE TO POOR VISIBILITIES AND SEVERE DRIFTING SNOW...ESPECIALLY IN RURAL AREAS. ROADS CLOSURES EAST OF DENVER WILL BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. && $$ COZ031-033-035-172200- /O.CON.KBOU.WS.W.0008.000000T0000Z-130418T0600Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS...ESTES PARK... GLENDEVEY...NEDERLAND...RED FEATHER LAKES 752 AM MDT WED APR 17 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES DURING THE DAY TODAY...AND THEN GRADUALLY DECREASE OVERNIGHT. * SNOW ACCUMULATIONS...8 TO 16 INCHES. * IMPACTS...ROADS WILL BE SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ042-044-045-048>051-172200- /O.UPG.KBOU.BZ.A.0003.130417T2000Z-130418T1200Z/ /O.EXB.KBOU.WW.Y.0016.130417T2000Z-130418T1200Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-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...CROOK...MERINO... STERLING...PEETZ...AKRON...COPE...LAST CHANCE...OTIS... JULESBURG...OVID...SEDGWICK...AMHERST...HAXTUN...HOLYOKE 752 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM MDT THURSDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM MDT THURSDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. * TIMING...SNOW AND STRONG WINDS WILL SPREAD ACROSS EASTERN COLORADO THIS AFTERNOON. THEY WILL GRADUALLY DIMINISH FROM NORTHWEST TO SOUTHEAST AFTER MIDNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES. * WIND/VISIBILITY...NORTH WINDS WILL INCREASE INTO THE 20 TO 35 MPH RANGE BY LATE THIS AFTERNOON AND EVENING...WITH A FEW GUSTS TO 45 MPH POSSIBLE. * IMPACTS...TRAVEL MAY BECOME DIFFICULT DUE TO POOR VISIBILITIES AND DRIFTING SNOW...ESPECIALLY IN RURAL AREAS. 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. && $$ COZ030-032-034-172200- /O.EXT.KBOU.WW.Y.0016.000000T0000Z-130418T0400Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...GOULD...NORTH PARK...RAND...SPICER... WALDEN...DILLON...FRASER...GRANBY...GRAND LAKE... HOT SULPHUR SPRINGS...KREMMLING...BERTHOUD PASS...BRECKENRIDGE... EAST SLOPES MOSQUITO RANGE...EAST SLOPES SOUTHERN GORE RANGE... EISENHOWER TUNNEL...INDIAN PEAKS...KENOSHA MOUNTAINS... MOUNT EVANS...WILLIAMS FORK MOUNTAINS...WINTER PARK 752 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM MDT THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES DURING THE DAY TODAY...AND THEN GRADUALLY DECREASE OVERNIGHT. * SNOW ACCUMULATIONS...3 TO 8 INCHES IN THE MOUNTAIN VALLEYS WITH UP TO 12 INCHES IN THE MOUNTAINS. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ038-172200- /O.CON.KBOU.WW.Y.0016.000000T0000Z-130418T0600Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- INCLUDING THE CITIES OF...FORT COLLINS...HEREFORD...LOVELAND... NUNN 752 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...OCCASIONAL FREEZING DRIZZLE AND LIGHT SNOW WILL GIVE WAY TO A STEADY AND HEAVIER SNOWFALL BY MID MORNING. THE SNOW AND STRONGER WINDS WILL CONTINUE THROUGH THE AFTERNOON BEFORE GRADUALLY DECREASING THIS EVENING. * SNOW ACCUMULATIONS...3 TO 6 INCHES. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 15 TO 25 MPH WITH GUSTS TO 40 MPH EAST OF I-25 BY THIS AFTERNOON. VISIBILITIES WILL FALL AS LOW AS A QUARTER MILE DUE SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. 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. && $$ COZ036-039-172200- /O.CON.KBOU.WW.Y.0016.130417T1500Z-130418T0600Z/ JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- INCLUDING THE CITIES OF...BAILEY...CENTRAL CITY...EVERGREEN... GEORGETOWN...IDAHO SPRINGS...WESTCREEK...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT 752 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...OCCASIONAL FREEZING DRIZZLE AND LIGHT SNOW WILL GIVE WAY TO A STEADY AND HEAVIER SNOWFALL BY MID TO LATE MORNING. THE SNOW MAY BE HEAVY AT TIMES THIS AFTERNOON BEFORE GRADUALLY DECREASING THIS EVENING. * SNOW ACCUMULATIONS...4 TO 7 INCHES FROM THE BOULDER AREA THROUGH THE WESTERN DENVER SUBURBS...AND 6 TO 11 INCHES IN THE FOOTHILLS. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. * IMPACTS...ROADS WILL BECOME SNOWPACKED AND ICY. BE PREPARED FOR SLOW AND HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ COZ040-043-172200- /O.CON.KBOU.WW.Y.0016.130417T1800Z-130418T0600Z/ NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- INCLUDING THE CITIES OF...AURORA...BRIGHTON...CITY OF DENVER... DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON... PARKER...EATON...FORT LUPTON...GREELEY...ROGGEN 752 AM MDT WED APR 17 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... * TIMING...FREEZING DRIZZLE AND FLURRIES WILL GIVE WAY TO STEADY AND HEAVIER SNOWFALL BY LATER THIS MORNING AND EARLY AFTERNOON. THE SNOW MAY BE HEAVY AT TIMES THIS AFTERNOON...AND THEN GRADUALLY DIMINISH LATE THIS EVENING THROUGH THE OVERNIGHT HOURS. * SNOW ACCUMULATIONS...4 TO 7 INCHES. * WIND/VISIBILITY...WINDS WILL BECOME NORTH AT 20 TO 30 MPH... WITH GUSTS UP TO 40 MPH EAST OF I-25. VISIBILITIES WILL BE DROP AS LOW AS A QUARTER MILE DUE TO SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL LIKELY BECOME SNOWPACKED AND ICY. BE PREPARED FOR HAZARDOUS DRIVING CONDITIONS AND A SLOW AFTERNOON COMMUTE. BRIDGES AND OVERPASSES COULD BE ICY THIS MORNING DUE TO THE FREEZING DRIZZLE. 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. && $$
What forecasters said that day
The local office's own words before this blizzard watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this blizzard watch went out at Apr 16, 12:10 PM MDT, 3 hours 42 minutes earlier.
Area forecast discussion, Apr 16, 12:10 PM MDT, 3 hours 42 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1210 PM MDT TUE APR 16 2013 .UPDATE... && .SHORT TERM...TAKING A CLOSER LOOK AT THE LATEST MODELS...NOW APPEARS THE DEVELOPMENT OF SNOW ACROSS THE PLAINS MAY BE DELAYED A BIT LONGER OVERNIGHT...PERHAPS NOT UNTIL 10Z. WILL KEEP THE BETTER POPS AND WEATHER TOWARDS THE WYOMING BODER. .AVIATION...LATEST MODELS NOW SHOWING WINDS GO COUNTERCLOCKWISE LATER THIS EVENING AND OVERNIGHT WHICH COULD BRING SOME LOW STRATUS AND PERHAPS FOG ACROSS THE AREA AIRPORTS AFTER 06Z. IT ALSO APPEARS THE DEVELOPMENT OF LIGHT SNOW MAY ALSO BE DELAYED. LATEST TAFS INDICATE THIS LATEST CHANCE. STILL POTENTIAL FOR 2 TO 4 INCHES ACROSS DENVER AREA BY 00Z. && .PREV DISCUSSION... /ISSUED 1059 AM MDT TUE APR 16 2013/ UPDATE... SHORT TERM...STILL SEEMS FROM WEB CAMS THAT A FEW FLURRIES STILL ONGOING ALONG THE CHEYENNE RIDGE AS WELL AS THE FOOTHILLS...THOUGH HAVE BEEN ON THE DECREASE. ALSO APPEARS ANY FREEZING DRIZZLE THREAT HAS ENDED. SOUTHEAST WINDS CURRENTLY CRANKING ACROSS MUCH OF THE PLAINS...WITH SOME GUSTS AROUND 30 KTS FROM DENVER AREA EASTWARD. WEAK CYCLONE NORTH OF DENVER KEEPING LIGHT NORTHWEST WINDS NORTHWEST DENVER SUBURBS. OTHERWISE...SOUTHWEST FLOW ALOFT PREVAILING THROUGH TONIGHT AS UPPER TROUGH DIGS INTO THE GREAT BASIN. SOUTHEAST WINDS EXPECTED TO CONTINUE THROUGH THE DAY ACROSS THE PLAINS WITH UPPER TROUGH OVER GREAT BASIN. AIRMASS BECOMES SLIGHTLY UNSTABLE DURING THE AFTERNOON WITH LAPSE RATES APPROACHING 8 C/KM OVER MOUNTAINS AND AROUND 7 C/KM IN THE MID LEVELS ACROSS PLAINS. STILL SOME CHANCE OF SHOWERS THIS AFTERNOON MAINLY OVER THE MOUNTAINS...WILL CONTINUE CURRENT POPS AND WEATHER TRENDS THERE. AS FOR PLAINS...SCATTERED POPS MAY BE A BIT OVERDONE THROUGH 00Z BASED ON LATEST RAP. BUT THERE WILL BE SOME INCREASE IN MID LEVEL QG ASCENT WHICH COULD PROVIDE SOME CONVECTIVE ELEMENTS WITH THE BEST CHANCE TO BE IN AND NEAR NORTHERN FOOTHILLS. LATEST MODELS STILL POINTING TOWARD NORTHERN MOUNTAINS AND NORTHERN FOOTHILLS TONIGHT FOR DECENT SNOW FALL WITH POTENTIAL FOR JET DYNAMICS AND CSI. AT SOME POINT...MAY NEED AN ADVISORY FOR ZONES 30..32 AND 34 TONIGHT AS CSI BANDS COULD SET UP THERE. WILL ADDRESS THIS FOR THE AFTERNOON PACKAGE. OVERALL...CURRENT FORECASTS SEEM ON TRACK...WITH PERHAPS A BIT MORE WIND NEEDED ACROSS PLAINS. TEMPERATURES LOOK REASONABLE. ,AVIATION...SOME FOG AND OR HAZE STILL FLOATING AROUND AREA AIRPORTS...WILL KEEP A MENTION THROUGH 19Z. SOUTHEAST WINDS CURRENTLY GUSTING TO AROUND 25-30 KTS AT KDEN AND KAPA...WHICH SHOULD CONTINUE THROUGH THE AFTERNOON PER LATEST RAP AND HRRR. CYCLONE NORTH OF DENVER TO PERSIST THROUGH THE DAY...SHOULD KEEP LIGHT NORTHWEST WINDS AT KBJC. OTHERWISE...CURRENT TAF TRENDS SEEM ON TRACK. CEILINGS TO GRADUALLY IMPROVE...STILL 5000-6000 FOOT CEILINGS TO PREVAIL. A FEW SHOWERS POSSIBLE ALONG FOOTHILLS DURING THE AFTERNOON AND EVENING. BETTER CHANCE FOR SNOW SHOWERS AT AREA AIRPORTS AFTER MIDNIGHT TONIGHT. ACCUMULATION SNOW POSSIBLE DURING THE DAY WEDNESDAY WHEN DEEPER UPSLOPE FLOW DEVELOPS WITH 2 TO 4 INCHES POSSIBLE BY 00Z. PREV DISCUSSION... /ISSUED 428 AM MDT TUE APR 16 2013/ SHORT TERM...HEAVY SNOW BAND ALONG WITH THE UPPER LEVEL JET HAD SHIFTED NORTH INTO WYOMING EARLY THIS MORNING. AS A RESULT... EXISTING WINTER STORM HIGHLIGHTS HAVE BEEN CANCELLED. BEHIND THIS...THERE WERE STILL SNOW SHOWERS MAINLY IN THE NORTHERN MOUNTAINS AND NORTHERN FRONT RANGE FOOTHILLS. SOME FREEZING DRIZZLE HAD ALSO DEVELOPED ACROSS THE PLAINS WITH MOIST LOW LEVEL EASTERLY UPSLOPE FLOW. LACK OF SEEDERS ALOFT SHOULD KEEP THREAT OF FREEZING DRIZZLE IN THE FORECAST THIS MORNING. ATTENTION THEN TURNS TOWARD CONVECTIVE SHOWER DEVELOPMENT THIS AFTERNOON WHICH SHOULD AFFECT MAINLY THE MOUNTAIN AREAS WHERE INSTABILITY IS SUFFICIENT. BY THIS EVENING...THE VARIOUS SHORT AND MEDIUM RANGE MODELS SUGGEST A DEEPER SOUTHEAST FLOW DEVELOPING WHICH FAVORS THE NORTHERN FRONT RANGE FOOTHILLS FOR PRECIP. THE POTENTIAL FOR HEAVY SNOWFALL LIKELY DEPENDS ON LOCATION OF UPPER JET AND DRY SLOT...WHICH AT THIS TIME SHOULD BE JUST FAR ENOUGH SOUTH TO BRING HEAVY SNOW THREAT BACK INTO THE NORTHERN TIER OF MOUNTAINS AND THE LARIMER COUNTY FOOTHILLS LATER THIS AFTERNOON THROUGH TONIGHT. AT THIS POINT...THE PROBABILITY IS HIGH ENOUGH TO ISSUE ANOTHER WINTER STORM WARNING BEGINNING IN THOSE LOCATIONS LATER THIS AFTERNOON. AGAIN...THERE WILL LIKELY BE ANOTHER VERY SHARP CUTOFF OF SIGNIFICATION PRECIPITATION JUST SOUTH OF THE JET SO SITUATION WILL NEED TO MONITORED CLOSELY. ON THE PLAINS...LOW LEVEL SOUTHEAST FLOW WILL STRENGTHEN CONSIDERABLY TODAY. HOWEVER...COOLER BOUNDARY LAYER FLOW SHOULD REMAIN IN PLACE WITH PLENTY OF LOW LEVEL MOISTURE...CLOUDINESS... AND SNOW IN AREAS THAT SAW THE HEAVY ACCUMULATIONS YESTERDAY. THE SOUTHEAST FLOW AND SNOWPACK LOCATION SHOULD SET UP A STRONG DENVER CYCLONE THIS AFTERNOON...KEEPING COLD AIR IN PLACE FROM THE WESTERN SECTIONS OF DENVER NORTHWARD TO FORT COLLINS. COULD SEE A FEW RAIN OR SNOW SHOWERS DRIFT OFF THE FRONT RANGE LATER THIS AFTERNOON BUT BETTER CHANCE OF SNOW DEVELOPING WILL OCCUR LATER TONIGHT AS MOISTURE BEGINS TO DEEPEN AHEAD OF DIGGING TROUGH. LONG TERM...UPPER TROUGH DRAPED OVER THE GREAT BASIN WILL MOVE SOUTHEAST WEDNESDAY AND SEND A COLD FRONT RACING DOWN NORTHEASTERN COLORADO DURING THE MORNING. UPSLOPE FLOW WILL FORM AGAINST THE FOOTHILLS DURING THE DAY TO KEEP SNOW GOING THROUGH THE AFTERNOON AT LEAST. SNOW WILL SPREAD OVER THE PLAINS BEHIND THE FRONT AND AS THE UPSLOPE DEEPENS. NORTH WINDS BEHIND THE FRONT...GUSTING 30 TO 40 MPH OVER THE PLAINS WILL REMAIN THROUGHOUT WEDNESDAY DAY TO CREATE SOME AREAS OF BLOWING AND DRIFTING SNOW. RIGHT NOW WILL NOT ISSUE ANY HIGHLIGHTS AS THERE MAY BE A PERIOD OF RAIN MIXED WITH SNOW OVER THE PLAINS LIMITING THE AMOUNT OF BLOWING SNOW. OTHERWISE ALL PRECIP IS EXPECTED TO BE SNOW AS 700 TEMPS OF -14 CELSIUS SPREAD IN BEHIND THE FRONT. THE 700 MB LOW WILL TRANSITION OVER THE COLORADO PLAINS SOMETIME LATE AFTERNOON INTO THE EVENING...WHICH WILL BEGIN TO DIMINISH THE SNOW FROM NORTHWEST TO SOUTHEAST. SNOW SHOULD BE DIMINISHED JUST AFTER SUNSET IN MOST AREAS EXCEPT THE FAR EASTERN PLAINS AND SOME LIGHT SNOW OVER THE MOUNTAINS...UNLESS THIS SYSTEM DIGS A LITTLE FARTHER SOUTH AND DEEPER WHICH WOULD SLOW IT DOWN. OVERALL...AMOUNTS WEDNESDAY AND WEDNESDAY NIGHT LOOK TO BE ABOUT 2-5 INCHES OVER THE PLAINS AND 3-9 INCHES OVER THE MOUNTAINS...WITH THE LOWER AMOUNTS IN THE VALLEYS. TEMPERATURES WEDNESDAY NIGHT WILL LIKELY BE IN THE TEENS OVER THE PLAINS TO SINGLE DIGITS OVER THE MOUNTAINS. THE UPPER LOW WILL MOVE EAST OF THE AREA THURSDAY. SHOULD SEE SNOW SLOWLY DIMINISHING OVER THE MOUNTAINS AND A CHANCE OF SNOW CONTINUING OVER THE FAR EASTERN PLAINS...BUT SHOULD BE DONE BY LATE AFTERNOON. TEMPERATURES WILL BE WARMING SLIGHTLY BUT WILL STILL BE AROUND 20 TO 30 DEGREES BELOW NORMAL. FRIDAY WILL CONTINUE THE WARMING AND DRYING TREND AS A WEAK UPPER RIDGE BUILDS OVERHEAD. SATURDAY THROUGH MONDAY WILL FEATURE A COUPLE DISTURBANCES IN THE NORTHWEST FLOW ALOFT TO BRING A RETURN TO UNSETTLED WEATHER. WILL SEE AN INCREASE IN THE CHANCES OF PRECIPITATION AGAIN FOR THE AREA. TEMPERATURES WILL BE BACK TOWARD NORMAL....BUT STILL SLIGHTLY BELOW AVERAGE. THEREFORE WILL EXPECT MORE RAIN FOR THE PLAINS AND CONTINUED RAIN MIXED WITH SNOW FOR THE MOUNTAINS. AVIATION...AREAS OF IFR/LIFR CEILINGS EXPECTED ACROSS THE FRONT RANGE AIRPORTS THIS MORNING ALONG WITH A THREAT OF LIGHT FREEZING DRIZZLE GIVEN TEMP/MOISTURE PROFILE IN PLACE. IF WE SEE ANY SNOW WE DO NOT SEE ANY THREAT OF ACCUMULATION WITH ONLY FLURRIES POSSIBLE. CEILING SHOULD GRADUALLY LIFT TODAY AT KDEN AND KAPA WITH POSSIBLE EAST/SOUTHEAST WINDS GUSTING TO AROUND 25KTS. KBJC WILL LIKELY SEE LOWER PREVAILING CONDITIONS ON BACK SIDE OF CYCLONE. CHANCE THAT WINDS GO BACK TO NORTH OR NORTHWEST AT KAPA AND KDEN THIS AFTERNOON DEPENDING ON INTENSITY OF DENVER CYCLONE THAT DEVELOPS. BEST CHANCE OF SNOW WILL BE AFTER MIDNIGHT TONIGHT AND MAINLY WEDNESDAY WHEN DEEPER UPSLOPE FLOW OCCURS. COULD SEE ANOTHER 2-5 INCHES OF SNOW LATE TONIGHT/WEDNESDAY. && .BOU WATCHES/WARNINGS/ADVISORIES... WINTER STORM WARNING FROM 3 PM THIS AFTERNOON TO MIDNIGHT MDT WEDNESDAY NIGHT FOR COZ031-033-035. && SHORT TERM...D-L LONG TERM....KRIEDERMAN AVIATION...D-L
Hazardous weather outlook, Apr 16, 11:01 AM MDT, 4 hours 51 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1101 AM MDT TUE APR 16 2013 COZ030>051-171715- 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 MDT TUE APR 16 2013 ...WINTER STORM WARNING FOR THE NORTHERN FRONT RANGE FOOTHILLS FROM LATE THIS AFTERNOON THROUGH MIDNIGHT WEDNESDAY NIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL COLORADO. .DAY ONE...TODAY AND TONIGHT SOME LINGERING LIGHT SNOW OVER NORTHERN WELD AND LARIMER COUNTIES WILL DIMINISH BY NOON. SOUTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL CONTINUE ACROSS THE PLAINS THROUGHOUT THE DAY. SCATTERED RAIN AND SNOW SHOWERS WILL REDEVELOP BY LATE AFTERNOON...MAINLY IN AND NEAR THE I-25 CORRIDOR...WITH A BAND OF HEAVIER SNOW EXPECTED TO DEVELOP NORTH AND WEST OF AN ESTES PARK TO FORT COLLINS TO CARR LINE. LIGHT SNOW IS EXPECTED TO BECOME MORE WIDESPREAD ACROSS THE PLAINS AFTER MIDNIGHT. IN THE MOUNTAINS...SNOW SHOWERS WILL BECOME MORE WIDESPREAD AND HEAVIER THIS AFTERNOON AND EVENING AS THE NEXT STORM SYSTEM APPROACHES THE AREA FROM THE WEST. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY AN UPPER LEVEL STORM SYSTEM WILL MOVE FROM THE GREAT BASIN EASTWARD ACROSS COLORADO ON WEDNESDAY...PUSHING A COLD FRONT SOUTH ACROSS THE STATE. SNOW SHOULD INCREASE WEDNESDAY WITH THE POTENTIAL FOR SOME HEAVY SNOW ACROSS THE NORTHERN MOUNTAINS AND FOOTHILLS. WINDS WILL ALSO INCREASE WITH GUSTS AS HIGH AS 40 MPH ON THE PLAINS. THE PLAINS COULD SEE 2 TO 5 INCHES OF SNOW BY WEDNESDAY NIGHT...WITH THE MOUNTAINS SEEING A TOTAL OF 6 TO 16 INCHES WITH THE HIGHEST AMOUNTS OVER THE FAR NORTHERN MOUNTAINS AND NORTHERN FRONT RANGE FOOTHILLS. BLOWING AND DRIFTING SNOW MAY BECOME A SERIOUS PROBLEM ON THE PLAINS LATE IN THE DAY WEDNESDAY. BY THURSDAY THE SYSTEM WILL EXIT THE AREA WITH ONLY A CHANCE OF SNOW IN THE MOUNTAINS. ANOTHER WEAK SYSTEM MAY IMPACT THE HIGH COUNTRY OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT...HOWEVER SNOWFALL REPORTS WILL BE APPRECIATED. KALINA/D_L/GIMMESTAD
In the hours before
Local storm report, Apr 16, 11:32 AM MDT, 4 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
1132 AM MDT TUE APR 16 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1020 AM HEAVY SNOW 10 N ELIZABETH 39.50N 104.60W
04/16/2013 M2.0 INCH ELBERT CO TRAINED SPOTTER
1015 AM HEAVY SNOW 2 SSE ERIE 40.00N 105.03W
04/16/2013 M15.5 INCH BROOMFIELD CO TRAINED SPOTTER
0930 AM HEAVY SNOW 2 E LONGMONT 40.18N 105.07W
04/16/2013 M11.0 INCH BOULDER CO TRAINED SPOTTER
0920 AM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0915 AM HEAVY SNOW 3 NNE ELDORADO SPRINGS 39.97N 105.26W
04/16/2013 M14.0 INCH BOULDER CO TRAINED SPOTTER
0914 AM HEAVY SNOW FREDERICK 40.10N 104.94W
04/16/2013 M17.5 INCH WELD CO NWS EMPLOYEE
0911 AM HEAVY SNOW GENESEE 39.69N 105.27W
04/16/2013 M16.4 INCH JEFFERSON CO TRAINED SPOTTER
0853 AM HEAVY SNOW 2 ENE GREELEY 40.43N 104.72W
04/16/2013 M14.2 INCH WELD CO TRAINED SPOTTER
0850 AM HEAVY SNOW 5 NW IDAHO SPRINGS 39.79N 105.58W
04/16/2013 M20.0 INCH CLEAR CREEK CO TRAINED SPOTTER
0846 AM HEAVY SNOW 3 E HIGHLANDS RANCH 39.55N 104.92W
04/16/2013 M4.5 INCH DOUGLAS CO TRAINED SPOTTER
0840 AM HEAVY SNOW STONEHAM 40.61N 103.68W
04/16/2013 M7.1 INCH WELD CO TRAINED SPOTTER
0836 AM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0824 AM HEAVY SNOW NNW ASPEN SPRINGS 39.84N 105.48W
04/16/2013 M13.8 INCH GILPIN CO TRAINED SPOTTER
0818 AM HEAVY SNOW BROOMFIELD 39.94N 105.06W
04/16/2013 M15.2 INCH BROOMFIELD CO NWS EMPLOYEE
0810 AM HEAVY SNOW 3 W JAMESTOWN 40.11N 105.44W
04/16/2013 M21.0 INCH BOULDER CO TRAINED SPOTTER
0801 AM HEAVY SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
04/16/2013 M11.0 INCH ADAMS CO TRAINED SPOTTER
0801 AM HEAVY SNOW 2 SSE BRECKENRIDGE 39.47N 106.03W
04/16/2013 M6.6 INCH SUMMIT CO TRAINED SPOTTER
0800 AM HEAVY SNOW 6 NNW EVERGREEN 39.71N 105.39W
04/16/2013 M9.5 INCH JEFFERSON CO TRAINED SPOTTER
0753 AM HEAVY SNOW 1 NE ESTES PARK 40.38N 105.51W
04/16/2013 M27.0 INCH LARIMER CO TRAINED SPOTTER
0750 AM SNOW 2 S STERLING 40.62N 103.22W
04/16/2013 M3.0 INCH LOGAN CO TRAINED SPOTTER
0737 AM HEAVY SNOW 4 S FORT COLLINS 40.50N 105.07W
04/16/2013 M11.8 INCH LARIMER CO TRAINED SPOTTER
0737 AM HEAVY SNOW 3 W CONIFER 39.51N 105.36W
04/16/2013 M10.5 INCH JEFFERSON CO TRAINED SPOTTER
0735 AM HEAVY SNOW 3 N BAILEY 39.45N 105.46W
04/16/2013 M8.5 INCH PARK CO TRAINED SPOTTER
0732 AM HEAVY SNOW BRIGHTON 39.99N 104.79W
04/16/2013 M9.0 INCH ADAMS CO TRAINED SPOTTER
0730 AM HEAVY SNOW 3 ESE TINY TOWN 39.58N 105.16W
04/16/2013 M9.5 INCH JEFFERSON CO TRAINED SPOTTER
0725 AM HEAVY SNOW 1 SW WESTMINSTER 39.87N 105.07W
04/16/2013 M17.2 INCH JEFFERSON CO TRAINED SPOTTER
0722 AM HEAVY SNOW 2 NE FORT COLLINS 40.58N 105.04W
04/16/2013 M17.0 INCH LARIMER CO TRAINED SPOTTER
0714 AM HEAVY SNOW 1 SE WINDSOR 40.47N 104.89W
04/16/2013 M12.5 INCH WELD CO TRAINED SPOTTER
0711 AM HEAVY SNOW ILIFF 40.76N 103.07W
04/16/2013 E12.0 INCH LOGAN CO TRAINED SPOTTER
0709 AM HEAVY SNOW 2 N LONGMONT 40.20N 105.11W
04/16/2013 M10.5 INCH BOULDER CO TRAINED SPOTTER
0705 AM HEAVY SNOW 8 NW FOUR CORNERS 40.97N 106.00W
04/16/2013 M8.5 INCH LARIMER CO CO-OP OBSERVER
0700 AM HEAVY SNOW DILLON 39.62N 106.04W
04/16/2013 M8.5 INCH SUMMIT CO CO-OP OBSERVER
0700 AM HEAVY SNOW WELLINGTON 40.70N 105.00W
04/16/2013 M14.7 INCH LARIMER CO TRAINED SPOTTER
0655 AM HEAVY SNOW 2 W LOVELAND 40.42N 105.12W
04/16/2013 M14.5 INCH LARIMER CO TRAINED SPOTTER
0648 AM HEAVY SNOW 3 SE DENVER 39.69N 104.93W
04/16/2013 M9.5 INCH DENVER CO TRAINED SPOTTER
0630 AM HEAVY SNOW CROOK 40.86N 102.80W
04/16/2013 M8.0 INCH LOGAN CO CO-OP OBSERVER
0630 AM HEAVY SNOW 7 NNE PURCELL 40.72N 104.52W
04/16/2013 M11.0 INCH WELD CO TRAINED SPOTTER
0630 AM HEAVY SNOW 21 N NEW RAYMER 40.91N 103.83W
04/16/2013 M9.0 INCH WELD CO CO-OP OBSERVER
0628 AM HEAVY SNOW 2 W LITTLETON 39.59N 105.05W
04/16/2013 M7.3 INCH ARAPAHOE CO TRAINED SPOTTER
0614 AM HEAVY SNOW 1 SE FORT COLLINS 40.55N 105.05W
04/16/2013 M12.5 INCH LARIMER CO TRAINED SPOTTER
0611 AM HEAVY SNOW 3 SSW BOULDER 39.99N 105.27W
04/16/2013 M14.9 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER NOAA
0609 AM HEAVY SNOW NIWOT 40.10N 105.16W
04/16/2013 M12.0 INCH BOULDER CO TRAINED SPOTTER
0605 AM HEAVY SNOW 5 NE NORTHGLENN 39.96N 104.91W
04/16/2013 M12.8 INCH ADAMS CO TRAINED SPOTTER
0600 AM SNOW 6 NNE WOODROW 40.06N 103.54W
04/16/2013 M2.5 INCH MORGAN CO CO-OP OBSERVER
0600 AM HEAVY SNOW 4 E FORT COLLINS 40.56N 104.99W
04/16/2013 M12.0 INCH LARIMER CO CO-OP OBSERVER
0600 AM HEAVY SNOW 2 N LOVELAND 40.45N 105.07W
04/16/2013 M14.0 INCH LARIMER CO CO-OP OBSERVER
0551 AM HEAVY SNOW 1 S EVERGREEN 39.63N 105.34W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0534 AM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/16/2013 M15.7 INCH BOULDER CO TRAINED SPOTTER
0501 AM HEAVY SNOW 4 NE THORNTON 39.93N 104.90W
04/16/2013 M10.6 INCH ADAMS CO TRAINED SPOTTER
0501 AM HEAVY SNOW 2 NNW ARAPAHOE PARK 39.66N 104.70W
04/16/2013 M7.2 INCH ARAPAHOE CO TRAINED SPOTTER
0450 AM HEAVY SNOW 4 SSE BROOKVALE 39.57N 105.40W
04/16/2013 M12.5 INCH CLEAR CREEK CO TRAINED SPOTTER
0351 AM HEAVY SNOW 3 W GREELEY 40.42N 104.80W
04/16/2013 M10.7 INCH WELD CO NWS EMPLOYEE
1.26 INCHES OF WATER
0158 AM HEAVY SNOW 1 S THORNTON 39.88N 104.96W
04/16/2013 M11.5 INCH ADAMS CO TRAINED SPOTTER
0105 AM HEAVY SNOW 2 W WHEAT RIDGE 39.77N 105.14W
04/16/2013 M12.7 INCH JEFFERSON CO TRAINED SPOTTER
1259 AM HEAVY SNOW 4 N LOVELAND 40.48N 105.07W
04/16/2013 M15.0 INCH LARIMER CO TRAINED SPOTTER
1244 AM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/16/2013 M15.6 INCH BOULDER CO TRAINED SPOTTER
1159 PM HEAVY SNOW DENVER INTL AIRPORT 39.87N 104.67W
04/15/2013 M7.0 INCH DENVER CO OFFICIAL NWS OBS
1155 PM HEAVY SNOW NNW ILIFF 40.76N 103.07W
04/15/2013 M6.0 INCH LOGAN CO TRAINED SPOTTER
SNOW STARTED AT 7PM
1148 PM HEAVY SNOW WESTMINSTER 39.88N 105.05W
04/15/2013 M12.0 INCH ADAMS CO TRAINED SPOTTER
1145 PM HEAVY SNOW SW ERIE 40.03N 105.05W
04/15/2013 M17.1 INCH WELD CO TRAINED SPOTTER
1100 PM HEAVY SNOW 1 N GREELEY 40.44N 104.74W
04/15/2013 M11.9 INCH WELD CO TRAINED SPOTTER
2.5 INCHES IN THE LAST HOUR
1055 PM HEAVY SNOW 10 SE ESTES PARK 40.27N 105.39W
04/15/2013 M20.0 INCH LARIMER CO COCORAHS
1045 PM HEAVY SNOW 4 WSW BERTHOUD 40.28N 105.15W
04/15/2013 M11.2 INCH LARIMER CO COCORAHS
1043 PM HEAVY SNOW FREDERICK 40.10N 104.94W
04/15/2013 E15.0 INCH WELD CO NWS EMPLOYEE
SNOW DEPTH 14.0 INCHES
1037 PM HEAVY SNOW 3 N CONIFER 39.57N 105.31W
04/15/2013 M12.9 INCH JEFFERSON CO TRAINED SPOTTER
1035 PM HEAVY SNOW WSW LAFAYETTE 39.99N 105.10W
04/15/2013 M15.5 INCH BOULDER CO COCORAHS
5.8 INCHES IN THE LAST 4 HRS
1030 PM HEAVY SNOW SW ERIE 40.03N 105.05W
04/15/2013 M16.2 INCH WELD CO TRAINED SPOTTER
1030 PM HEAVY SNOW GENESEE 39.69N 105.27W
04/15/2013 M15.4 INCH JEFFERSON CO TRAINED SPOTTER
5.9 INCHES IN LAST 6 HOURS
1030 PM HEAVY SNOW 4 ENE NEDERLAND 39.99N 105.45W
04/15/2013 M14.8 INCH BOULDER CO TRAINED SPOTTER
1027 PM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/15/2013 M14.9 INCH BOULDER CO TRAINED SPOTTER
CURRENT SNOW RATE 1 INCH PER HOUR.
1014 PM HEAVY SNOW BERGEN PARK 39.69N 105.36W
04/15/2013 M10.5 INCH JEFFERSON CO TRAINED SPOTTER
1000 PM HEAVY SNOW 5 E BOULDER 40.03N 105.16W
04/15/2013 M16.3 INCH BOULDER CO TRAINED SPOTTER
SNOW DEPTH 13.0 INCHES.
0946 PM SNOW 4 NW CASTLE ROCK 39.42N 104.90W
04/15/2013 M3.6 INCH DOUGLAS CO TRAINED SPOTTER
0945 PM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/15/2013 M13.5 INCH JEFFERSON CO TRAINED SPOTTER
0920 PM HEAVY SNOW 2 NW FREDERICK 40.12N 104.96W
04/15/2013 M15.0 INCH WELD CO TRAINED SPOTTER
6 INCHES PAST 4 HOURS
0920 PM HEAVY SNOW 3 NNE BAILEY 39.43N 105.44W
04/15/2013 M8.0 INCH PARK CO TRAINED SPOTTER
0918 PM HEAVY SNOW 3 SSW BOULDER 39.99N 105.28W
04/15/2013 M13.4 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER NOAA
0900 PM HEAVY SNOW 3 N BLACK HAWK 39.84N 105.49W
04/15/2013 M12.2 INCH GILPIN CO TRAINED SPOTTER
0900 PM HEAVY SNOW 1 WSW BROOMFIELD 39.93N 105.08W
04/15/2013 M14.4 INCH BROOMFIELD CO TRAINED SPOTTER
0900 PM HEAVY SNOW N KEN CARYL 39.58N 105.11W
04/15/2013 M9.7 INCH JEFFERSON CO TRAINED SPOTTER
0900 PM HEAVY SNOW 4 N LOVELAND 40.48N 105.07W
04/15/2013 M10.2 INCH LARIMER CO TRAINED SPOTTER
0900 PM HEAVY SNOW 3 W GREELEY 40.42N 104.80W
04/15/2013 M7.2 INCH WELD CO NWS EMPLOYEE
0854 PM HEAVY SNOW 2 SE ERIE 40.01N 105.02W
04/15/2013 M13.0 INCH WELD CO TRAINED SPOTTER
0848 PM HEAVY SNOW 1 SSW LAFAYETTE 39.99N 105.10W
04/15/2013 M11.5 INCH BOULDER CO TRAINED SPOTTER
&&
KFREDINLocal storm report, Apr 16, 12:21 PM MDT, 3 hours 31 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
1221 PM MDT TUE APR 16 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1020 AM HEAVY SNOW 10 N ELIZABETH 39.50N 104.60W
04/16/2013 M2.0 INCH ELBERT CO TRAINED SPOTTER
1015 AM HEAVY SNOW 2 SSE ERIE 40.00N 105.03W
04/16/2013 M15.5 INCH BROOMFIELD CO TRAINED SPOTTER
0930 AM HEAVY SNOW 2 E LONGMONT 40.18N 105.07W
04/16/2013 M11.0 INCH BOULDER CO TRAINED SPOTTER
0920 AM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0915 AM HEAVY SNOW 3 NNE ELDORADO SPRINGS 39.97N 105.26W
04/16/2013 M14.0 INCH BOULDER CO TRAINED SPOTTER
0914 AM HEAVY SNOW FREDERICK 40.10N 104.94W
04/16/2013 M17.5 INCH WELD CO NWS EMPLOYEE
0911 AM HEAVY SNOW GENESEE 39.69N 105.27W
04/16/2013 M16.4 INCH JEFFERSON CO TRAINED SPOTTER
0900 AM SNOW ROXBOROUGH PARK 39.44N 105.07W
04/16/2013 M4.3 INCH DOUGLAS CO CO-OP OBSERVER
0900 AM HEAVY SNOW WALDEN 40.73N 106.28W
04/16/2013 M12.4 INCH JACKSON CO CO-OP OBSERVER
0853 AM HEAVY SNOW 2 ENE GREELEY 40.43N 104.72W
04/16/2013 M14.2 INCH WELD CO TRAINED SPOTTER
0850 AM HEAVY SNOW 5 NW IDAHO SPRINGS 39.79N 105.58W
04/16/2013 M20.0 INCH CLEAR CREEK CO TRAINED SPOTTER
0846 AM HEAVY SNOW 3 E HIGHLANDS RANCH 39.55N 104.92W
04/16/2013 M4.5 INCH DOUGLAS CO TRAINED SPOTTER
0840 AM HEAVY SNOW STONEHAM 40.61N 103.68W
04/16/2013 M7.1 INCH WELD CO TRAINED SPOTTER
0836 AM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0824 AM HEAVY SNOW NNW ASPEN SPRINGS 39.84N 105.48W
04/16/2013 M13.8 INCH GILPIN CO TRAINED SPOTTER
0818 AM HEAVY SNOW BROOMFIELD 39.94N 105.06W
04/16/2013 M15.2 INCH BROOMFIELD CO NWS EMPLOYEE
0810 AM HEAVY SNOW 3 W JAMESTOWN 40.11N 105.44W
04/16/2013 M21.0 INCH BOULDER CO TRAINED SPOTTER
0801 AM HEAVY SNOW 2 SSE BRECKENRIDGE 39.47N 106.03W
04/16/2013 M6.6 INCH SUMMIT CO TRAINED SPOTTER
0801 AM HEAVY SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
04/16/2013 M11.0 INCH ADAMS CO TRAINED SPOTTER
0800 AM HEAVY SNOW GEORGETOWN 39.72N 105.70W
04/16/2013 M14.1 INCH CLEAR CREEK CO CO-OP OBSERVER
0800 AM HEAVY SNOW BAILEY 39.40N 105.47W
04/16/2013 M9.3 INCH PARK CO CO-OP OBSERVER
0800 AM SNOW 3 SW FLEMING 40.65N 102.88W
04/16/2013 M5.8 INCH LOGAN CO CO-OP OBSERVER
0800 AM HEAVY SNOW NORTHGLENN 39.91N 104.98W
04/16/2013 M10.0 INCH ADAMS CO CO-OP OBSERVER
0800 AM HEAVY SNOW 6 WSW KASSLER 39.45N 105.18W
04/16/2013 M6.0 INCH JEFFERSON CO CO-OP OBSERVER
0800 AM HEAVY SNOW WILLIAMS FORK RESERVOIR 40.03N 106.20W
04/16/2013 M12.0 INCH GRAND CO CO-OP OBSERVER
0800 AM HEAVY SNOW 6 NNW EVERGREEN 39.71N 105.39W
04/16/2013 M9.5 INCH JEFFERSON CO TRAINED SPOTTER
0800 AM HEAVY SNOW WINTER PARK 39.89N 105.78W
04/16/2013 M16.0 INCH GRAND CO CO-OP OBSERVER
0800 AM HEAVY SNOW KREMMLING 40.06N 106.38W
04/16/2013 M15.0 INCH GRAND CO CO-OP OBSERVER
0753 AM HEAVY SNOW 1 NE ESTES PARK 40.38N 105.51W
04/16/2013 M27.0 INCH LARIMER CO TRAINED SPOTTER
0750 AM SNOW 2 S STERLING 40.62N 103.22W
04/16/2013 M3.0 INCH LOGAN CO TRAINED SPOTTER
0737 AM HEAVY SNOW 4 S FORT COLLINS 40.50N 105.07W
04/16/2013 M11.8 INCH LARIMER CO TRAINED SPOTTER
0737 AM HEAVY SNOW 3 W CONIFER 39.51N 105.36W
04/16/2013 M10.5 INCH JEFFERSON CO TRAINED SPOTTER
0735 AM HEAVY SNOW 3 N BAILEY 39.45N 105.46W
04/16/2013 M8.5 INCH PARK CO TRAINED SPOTTER
0732 AM HEAVY SNOW BRIGHTON 39.99N 104.79W
04/16/2013 M9.0 INCH ADAMS CO TRAINED SPOTTER
0730 AM HEAVY SNOW 3 ESE TINY TOWN 39.58N 105.16W
04/16/2013 M9.5 INCH JEFFERSON CO TRAINED SPOTTER
0730 AM HEAVY SNOW 3 ESE PINECLIFFE 39.91N 105.38W
04/16/2013 M13.0 INCH BOULDER CO CO-OP OBSERVER
0730 AM HEAVY SNOW GRANT 39.45N 105.67W
04/16/2013 M8.0 INCH PARK CO CO-OP OBSERVER
0725 AM HEAVY SNOW 1 SW WESTMINSTER 39.87N 105.07W
04/16/2013 M17.2 INCH JEFFERSON CO TRAINED SPOTTER
0722 AM HEAVY SNOW 2 NE FORT COLLINS 40.58N 105.04W
04/16/2013 M17.0 INCH LARIMER CO TRAINED SPOTTER
0714 AM HEAVY SNOW 1 SE WINDSOR 40.47N 104.89W
04/16/2013 M12.5 INCH WELD CO TRAINED SPOTTER
0711 AM HEAVY SNOW ILIFF 40.76N 103.07W
04/16/2013 E12.0 INCH LOGAN CO TRAINED SPOTTER
0709 AM HEAVY SNOW 2 N LONGMONT 40.20N 105.11W
04/16/2013 M10.5 INCH BOULDER CO TRAINED SPOTTER
0705 AM HEAVY SNOW 8 NW FOUR CORNERS 40.97N 106.00W
04/16/2013 M8.5 INCH LARIMER CO CO-OP OBSERVER
0700 AM HEAVY SNOW 4 S MASONVILLE 40.43N 105.21W
04/16/2013 M17.0 INCH LARIMER CO CO-OP OBSERVER
0700 AM HEAVY SNOW 3 SE BRIGHTON 39.95N 104.75W
04/16/2013 M7.9 INCH ADAMS CO CO-OP OBSERVER
0700 AM HEAVY SNOW WELLINGTON 40.70N 105.00W
04/16/2013 M14.7 INCH LARIMER CO TRAINED SPOTTER
0700 AM HEAVY SNOW 1 E DILLON 39.62N 106.02W
04/16/2013 M8.5 INCH SUMMIT CO CO-OP OBSERVER
0700 AM HEAVY SNOW DILLON 39.62N 106.04W
04/16/2013 M8.5 INCH SUMMIT CO CO-OP OBSERVER
0700 AM HEAVY SNOW 1 SSE ESTES PARK 40.36N 105.51W
04/16/2013 M23.0 INCH LARIMER CO CO-OP OBSERVER
0700 AM HEAVY SNOW 9 WSW RUSTIC 40.65N 105.73W
04/16/2013 M16.0 INCH LARIMER CO CO-OP OBSERVER
0655 AM HEAVY SNOW 2 W LOVELAND 40.42N 105.12W
04/16/2013 M14.5 INCH LARIMER CO TRAINED SPOTTER
0648 AM HEAVY SNOW 3 SE DENVER 39.69N 104.93W
04/16/2013 M9.5 INCH DENVER CO TRAINED SPOTTER
0630 AM HEAVY SNOW CROOK 40.86N 102.80W
04/16/2013 M8.0 INCH LOGAN CO CO-OP OBSERVER
0630 AM HEAVY SNOW 7 NNE PURCELL 40.72N 104.52W
04/16/2013 M11.0 INCH WELD CO TRAINED SPOTTER
0630 AM HEAVY SNOW 7 SE DRAKE 40.37N 105.24W
04/16/2013 M10.0 INCH LARIMER CO CO-OP OBSERVER
FLATIRON RESERVOIR
0630 AM HEAVY SNOW 21 N NEW RAYMER 40.91N 103.83W
04/16/2013 M9.0 INCH WELD CO CO-OP OBSERVER
0628 AM HEAVY SNOW 2 W LITTLETON 39.59N 105.05W
04/16/2013 M7.3 INCH ARAPAHOE CO TRAINED SPOTTER
0614 AM HEAVY SNOW 1 SE FORT COLLINS 40.55N 105.05W
04/16/2013 M12.5 INCH LARIMER CO TRAINED SPOTTER
0611 AM HEAVY SNOW 3 SSW BOULDER 39.99N 105.27W
04/16/2013 M14.9 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER NOAA
0609 AM HEAVY SNOW NIWOT 40.10N 105.16W
04/16/2013 M12.0 INCH BOULDER CO TRAINED SPOTTER
0605 AM HEAVY SNOW 5 NE NORTHGLENN 39.96N 104.91W
04/16/2013 M12.8 INCH ADAMS CO TRAINED SPOTTER
0600 AM SNOW 6 NNE WOODROW 40.06N 103.54W
04/16/2013 M2.5 INCH MORGAN CO CO-OP OBSERVER
0600 AM HEAVY SNOW 2 N LOVELAND 40.45N 105.07W
04/16/2013 M14.0 INCH LARIMER CO CO-OP OBSERVER
0600 AM HEAVY SNOW 4 E FORT COLLINS 40.56N 104.99W
04/16/2013 M12.0 INCH LARIMER CO CO-OP OBSERVER
0551 AM HEAVY SNOW 1 S EVERGREEN 39.63N 105.34W
04/16/2013 M16.0 INCH JEFFERSON CO TRAINED SPOTTER
0534 AM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/16/2013 M15.7 INCH BOULDER CO TRAINED SPOTTER
0501 AM HEAVY SNOW 4 NE THORNTON 39.93N 104.90W
04/16/2013 M10.6 INCH ADAMS CO TRAINED SPOTTER
0501 AM HEAVY SNOW 2 NNW ARAPAHOE PARK 39.66N 104.70W
04/16/2013 M7.2 INCH ARAPAHOE CO TRAINED SPOTTER
0450 AM HEAVY SNOW 4 SSE BROOKVALE 39.57N 105.40W
04/16/2013 M12.5 INCH CLEAR CREEK CO TRAINED SPOTTER
0351 AM HEAVY SNOW 3 W GREELEY 40.42N 104.80W
04/16/2013 M10.7 INCH WELD CO NWS EMPLOYEE
1.26 INCHES OF WATER
0158 AM HEAVY SNOW 1 S THORNTON 39.88N 104.96W
04/16/2013 M11.5 INCH ADAMS CO TRAINED SPOTTER
0105 AM HEAVY SNOW 2 W WHEAT RIDGE 39.77N 105.14W
04/16/2013 M12.7 INCH JEFFERSON CO TRAINED SPOTTER
1259 AM HEAVY SNOW 4 N LOVELAND 40.48N 105.07W
04/16/2013 M15.0 INCH LARIMER CO TRAINED SPOTTER
1244 AM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/16/2013 M15.6 INCH BOULDER CO TRAINED SPOTTER
1200 AM HEAVY SNOW 3 E DENVER 39.73N 104.91W
04/16/2013 M8.5 INCH DENVER CO CO-OP OBSERVER
1159 PM HEAVY SNOW DENVER INTL AIRPORT 39.87N 104.67W
04/15/2013 M7.0 INCH DENVER CO OFFICIAL NWS OBS
1155 PM HEAVY SNOW NNW ILIFF 40.76N 103.07W
04/15/2013 M6.0 INCH LOGAN CO TRAINED SPOTTER
SNOW STARTED AT 7PM
1148 PM HEAVY SNOW WESTMINSTER 39.88N 105.05W
04/15/2013 M12.0 INCH ADAMS CO TRAINED SPOTTER
1145 PM HEAVY SNOW SW ERIE 40.03N 105.05W
04/15/2013 M17.1 INCH WELD CO TRAINED SPOTTER
1100 PM HEAVY SNOW 1 N GREELEY 40.44N 104.74W
04/15/2013 M11.9 INCH WELD CO TRAINED SPOTTER
2.5 INCHES IN THE LAST HOUR
1055 PM HEAVY SNOW 10 SE ESTES PARK 40.27N 105.39W
04/15/2013 M20.0 INCH LARIMER CO COCORAHS
1045 PM HEAVY SNOW 4 WSW BERTHOUD 40.28N 105.15W
04/15/2013 M11.2 INCH LARIMER CO COCORAHS
1043 PM HEAVY SNOW FREDERICK 40.10N 104.94W
04/15/2013 E15.0 INCH WELD CO NWS EMPLOYEE
SNOW DEPTH 14.0 INCHES
1037 PM HEAVY SNOW 3 N CONIFER 39.57N 105.31W
04/15/2013 M12.9 INCH JEFFERSON CO TRAINED SPOTTER
1035 PM HEAVY SNOW WSW LAFAYETTE 39.99N 105.10W
04/15/2013 M15.5 INCH BOULDER CO COCORAHS
5.8 INCHES IN THE LAST 4 HRS
1030 PM HEAVY SNOW SW ERIE 40.03N 105.05W
04/15/2013 M16.2 INCH WELD CO TRAINED SPOTTER
1030 PM HEAVY SNOW GENESEE 39.69N 105.27W
04/15/2013 M15.4 INCH JEFFERSON CO TRAINED SPOTTER
5.9 INCHES IN LAST 6 HOURS
1030 PM HEAVY SNOW 4 ENE NEDERLAND 39.99N 105.45W
04/15/2013 M14.8 INCH BOULDER CO TRAINED SPOTTER
1027 PM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/15/2013 M14.9 INCH BOULDER CO TRAINED SPOTTER
CURRENT SNOW RATE 1 INCH PER HOUR.
1014 PM HEAVY SNOW BERGEN PARK 39.69N 105.36W
04/15/2013 M10.5 INCH JEFFERSON CO TRAINED SPOTTER
1000 PM HEAVY SNOW 5 E BOULDER 40.03N 105.16W
04/15/2013 M16.3 INCH BOULDER CO TRAINED SPOTTER
SNOW DEPTH 13.0 INCHES.
0946 PM SNOW 4 NW CASTLE ROCK 39.42N 104.90W
04/15/2013 M3.6 INCH DOUGLAS CO TRAINED SPOTTER
0945 PM HEAVY SNOW 2 ENE BERGEN PARK 39.71N 105.32W
04/15/2013 M13.5 INCH JEFFERSON CO TRAINED SPOTTER
0920 PM HEAVY SNOW 2 NW FREDERICK 40.12N 104.96W
04/15/2013 M15.0 INCH WELD CO TRAINED SPOTTER
6 INCHES PAST 4 HOURS
0920 PM HEAVY SNOW 3 NNE BAILEY 39.43N 105.44W
04/15/2013 M8.0 INCH PARK CO TRAINED SPOTTER
0918 PM HEAVY SNOW 3 SSW BOULDER 39.99N 105.28W
04/15/2013 M13.4 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER NOAA
0900 PM HEAVY SNOW 4 N LOVELAND 40.48N 105.07W
04/15/2013 M10.2 INCH LARIMER CO TRAINED SPOTTER
0900 PM HEAVY SNOW N KEN CARYL 39.58N 105.11W
04/15/2013 M9.7 INCH JEFFERSON CO TRAINED SPOTTER
0900 PM HEAVY SNOW 3 W GREELEY 40.42N 104.80W
04/15/2013 M7.2 INCH WELD CO NWS EMPLOYEE
0900 PM HEAVY SNOW 1 WSW BROOMFIELD 39.93N 105.08W
04/15/2013 M14.4 INCH BROOMFIELD CO TRAINED SPOTTER
0900 PM HEAVY SNOW 3 N BLACK HAWK 39.84N 105.49W
04/15/2013 M12.2 INCH GILPIN CO TRAINED SPOTTER
0854 PM HEAVY SNOW 2 SE ERIE 40.01N 105.02W
04/15/2013 M13.0 INCH WELD CO TRAINED SPOTTER
0848 PM HEAVY SNOW 1 SSW LAFAYETTE 39.99N 105.10W
04/15/2013 M11.5 INCH BOULDER CO TRAINED SPOTTER
0830 PM HEAVY SNOW 2 SSE LITTLETON 39.57N 105.00W
04/15/2013 M7.7 INCH ARAPAHOE CO TRAINED SPOTTER
0825 PM HEAVY SNOW 3 NW IDLEDALE 39.70N 105.28W
04/15/2013 M14.0 INCH JEFFERSON CO TRAINED SPOTTER
0820 PM HEAVY SNOW 4 NE THORNTON 39.93N 104.90W
04/15/2013 M9.1 INCH ADAMS CO TRAINED SPOTTER
0805 PM HEAVY SNOW 1 SW ERIE 40.02N 105.06W
04/15/2013 M13.5 INCH BOULDER CO TRAINED SPOTTER
0805 PM HEAVY SNOW 4 S FORT COLLINS 40.50N 105.07W
04/15/2013 M7.0 INCH LARIMER CO TRAINED SPOTTER
0800 PM HEAVY SNOW 2 SSE BRECKENRIDGE 39.47N 106.03W
04/15/2013 M5.6 INCH SUMMIT CO TRAINED SPOTTER
0800 PM HEAVY SNOW 4 N LOVELAND 40.48N 105.07W
04/15/2013 M10.2 INCH LARIMER CO TRAINED SPOTTER
0800 PM HEAVY SNOW 5 E BOULDER 40.03N 105.16W
04/15/2013 M13.7 INCH BOULDER CO TRAINED SPOTTER
0800 PM HEAVY SNOW 2 ESE ARVADA 39.81N 105.07W
04/15/2013 M12.0 INCH JEFFERSON CO TRAINED SPOTTER
0755 PM HEAVY SNOW 1 SE GLENDEVEY 40.77N 105.94W
04/15/2013 M7.3 INCH LARIMER CO TRAINED SPOTTER
0745 PM HEAVY SNOW 1 SW WESTMINSTER 39.87N 105.07W
04/15/2013 M13.6 INCH JEFFERSON CO TRAINED SPOTTER
0745 PM HEAVY SNOW 5 NE NORTHGLENN 39.96N 104.91W
04/15/2013 M9.0 INCH ADAMS CO TRAINED SPOTTER
0745 PM SNOW 13 E NUNN 40.70N 104.53W
04/15/2013 M2.0 INCH WELD CO TRAINED SPOTTER
0730 PM HEAVY SNOW SUPERIOR 39.93N 105.15W
04/15/2013 M10.0 INCH BOULDER CO TRAINED SPOTTER
0730 PM HEAVY SNOW 1 SSE ERIE 40.02N 105.04W
04/15/2013 M13.0 INCH WELD CO TRAINED SPOTTER
0715 PM SNOW 5 SSW ARAPAHOE PARK 39.57N 104.71W
04/15/2013 M5.7 INCH ARAPAHOE CO TRAINED SPOTTER
0715 PM HEAVY SNOW 2 NW FREDERICK 40.12N 104.96W
04/15/2013 M12.0 INCH WELD CO TRAINED SPOTTER
3 INCHES PAST 2 HOURS
0715 PM HEAVY SNOW 1 SE FREDERICK 40.09N 104.93W
04/15/2013 M11.6 INCH WELD CO TRAINED SPOTTER
0715 PM HEAVY SNOW GENESEE 39.69N 105.27W
04/15/2013 M13.2 INCH JEFFERSON CO TRAINED SPOTTER
0700 PM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
04/15/2013 M2.7 INCH DOUGLAS CO TRAINED SPOTTER
0700 PM HEAVY SNOW 1 NNW LOUISVILLE 39.99N 105.15W
04/15/2013 M12.0 INCH BOULDER CO TRAINED SPOTTER
0700 PM HEAVY SNOW 1 NE ESTES PARK 40.38N 105.51W
04/15/2013 M18.0 INCH LARIMER CO TRAINED SPOTTER
0700 PM HEAVY SNOW 5 NW DENVER 39.77N 105.03W
04/15/2013 M9.5 INCH DENVER CO TRAINED SPOTTER
0700 PM HEAVY SNOW 2 ENE BROOMFIELD 39.96N 105.03W
04/15/2013 M12.0 INCH BROOMFIELD CO TRAINED SPOTTER
0655 PM HEAVY SNOW 4 S DENVER 39.67N 104.96W
04/15/2013 E5.0 INCH DENVER CO TRAINED SPOTTER
0651 PM HEAVY SNOW 1 WSW BROOMFIELD 39.93N 105.08W
04/15/2013 M10.3 INCH BROOMFIELD CO NWS EMPLOYEE
2.7 INCHES IN PAST HOUR
0650 PM HEAVY SNOW 1 ESE WHEAT RIDGE 39.77N 105.07W
04/15/2013 M8.7 INCH JEFFERSON CO CO-OP OBSERVER
0646 PM HEAVY SNOW 3 ESE TINY TOWN 39.58N 105.16W
04/15/2013 M6.5 INCH JEFFERSON CO TRAINED SPOTTER
0646 PM HEAVY SNOW 13 NW GOLDEN 39.87N 105.39W
04/15/2013 M9.8 INCH JEFFERSON CO TRAINED SPOTTER
0630 PM HEAVY SNOW 2 SE ERIE 40.01N 105.02W
04/15/2013 M9.0 INCH WELD CO TRAINED SPOTTER
0630 PM HEAVY SNOW 2 E LONGMONT 40.18N 105.07W
04/15/2013 M7.5 INCH BOULDER CO TRAINED SPOTTER
0630 PM HEAVY SNOW 11 SE ESTES PARK 40.26N 105.37W
04/15/2013 M17.0 INCH BOULDER CO TRAINED SPOTTER
0630 PM HEAVY SNOW WSW LAFAYETTE 39.99N 105.10W
04/15/2013 M10.0 INCH BOULDER CO TRAINED SPOTTER
0630 PM HEAVY SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
04/15/2013 M7.8 INCH ADAMS CO TRAINED SPOTTER
0626 PM HEAVY SNOW 4 NW BOULDER 40.07N 105.30W
04/15/2013 M9.5 INCH BOULDER CO TRAINED SPOTTER
0625 PM HEAVY SNOW GENESEE 39.69N 105.27W
04/15/2013 M12.3 INCH JEFFERSON CO TRAINED SPOTTER
&&
KFREDINThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 5:44 AM MDT | Winter Storm Warning | BOU | Boulder, Grand, Jackson, Larimer | 38 hr |
| Apr 16, 3:52 PM MDT | Winter Weather Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 16 more | 35 hr |
Nearby
Blizzard Watches in Colorado, 2013Every blizzard watch in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.