Alert archive / Colorado / Wind Chill Advisories in 2014
Wind Chill Advisory 1, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this wind chill advisory at Jan 4, 2014, 8:21 PM MST for 10 counties in Colorado. It took effect at Jan 5, 2014, 2:00 PM MST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Jan 4, 2014, 8:21 PM MST (03:21 UTC)
- In effect from
- Jan 5, 2014, 2:00 PM MST
- Expired
- Jan 6, 2014, 8:00 AM MST
- In force
- 18 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Adams County, CO, Arapahoe 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), 90 km from the middle of the area, began a volume at 03:24 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 (KDEN), launched 00:00Z, 3.4 hours before the alert went out and 36 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
- 775 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -68 m²/s²
- 0-3 km storm-relative helicity
- -17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
689 WWUS45 KBOU 050321 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 821 PM MST SAT JAN 4 2014 ...MOIST NORTHWEST FLOW CONTINUES OVER COLORADO...AND AN ARCTIC FRONT WILL ARRIVE SUNDAY... ...SNOW IS EXPECTED TO INCREASE AGAIN IN THE MOUNTAINS OVERNIGHT...AS STRONG MOIST NORTHWEST FLOW WILL CONTINUE. AN ARCTIC FRONT IN NORTHERN WYOMING WILL MOVE ACROSS NORTHEAST COLORADO SUNDAY MORNING...BRINGING ANOTHER ROUND OF LIGHT SNOW TO THE PLAINS...WITH STRONG WINDS AND COLDER TEMPERATURES BY AFTERNOON. COZ031-051130- /O.CON.KBOU.WS.W.0001.000000T0000Z-140105T1200Z/ 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 821 PM MST SAT JAN 4 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY... * TIMING...SNOW WILL INCREASE OVERNIGHT. * TOTAL SNOW ACCUMULATIONS...10 TO 16 INCHES. * WIND/VISIBILITY...WEST 15 TO 25 MPH WITH GUSTS TO 35 MPH. VISIBILITIES WILL DROP BELOW ONE QUARTER MILE AT TIMES DUE TO BLOWING SNOW. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. CHAIN LAWS ARE IN EFFECT ON SOME OF THE HIGHER PASSES. 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. && $$ COZ033-051130- /O.CON.KBOU.WS.W.0001.000000T0000Z-140105T1200Z/ SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 821 PM MST SAT JAN 4 2014 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY... * TIMING...SNOW WILL CONTINUE THROUGH TONIGHT. * TOTAL SNOW ACCUMULATIONS...10 TO 16 INCHES. * WIND/VISIBILITY...WEST 15 TO 30 MPH WITH GUSTS TO 50 MPH OVER THE HIGHER MOUNTAIN PASSES. VISIBILITIES WILL DROP BELOW ONE QUARTER MILE AT TIMES DUE TO BLOWING SNOW ESPECIALLY OVER THE HIGHER MOUNTAIN PASSES. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. CHAIN LAWS ARE IN EFFECT ON SOME OF THE HIGHER PASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ COZ042-044>046-048>051-051130- /O.NEW.KBOU.WC.Y.0001.140105T2100Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 821 PM MST SAT JAN 4 2014 ...WIND CHILL ADVISORY IN EFFECT FROM 2 PM SUNDAY TO 8 AM MST MONDAY... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 PM SUNDAY TO 8 AM MST MONDAY. * WIND CHILL VALUES...MINUS 20 TO MINUS 25. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$ COZ034-051130- /O.CON.KBOU.WW.Y.0001.000000T0000Z-140105T1200Z/ SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...BERTHOUD PASS...BRECKENRIDGE... EAST SLOPES MOSQUITO RANGE...EAST SLOPES SOUTHERN GORE RANGE... EISENHOWER TUNNEL...INDIAN PEAKS...KENOSHA MOUNTAINS... MOUNT EVANS...WILLIAMS FORK MOUNTAINS...WINTER PARK 821 PM MST SAT JAN 4 2014 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY... * TIMING...SNOW WILL INCREASE LATER TONIGHT. * TOTAL SNOW ACCUMULATIONS...6 TO 10 INCHES. * WIND/VISIBILITY...WEST 15 TO 30 MPH WITH GUSTS TO 50 MPH OVER THE HIGHER MOUNTAIN PASSES. VISIBILITIES WILL DROP BELOW ONE QUARTER MILE AT TIMES DUE TO BLOWING SNOW ESPECIALLY OVER THE HIGHER MOUNTAIN PASSES. * IMPACTS...TRAVEL WILL BE HAZARDOUS WITH SNOW COVERED ROADS AND REDUCED VISIBILITIES. CHAIN LAWS ARE IN EFFECT OVER SOME THE HIGHER PASSES...INCLUDING I-70 AND THE APPROACHES TO THE EISENHOWER TUNNEL AND VAIL PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
5 follow-up statements
702 WWUS45 KBOU 051040 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 340 AM MST SUN JAN 5 2014 COZ031-033-051145- /O.CAN.KBOU.WS.W.0001.000000T0000Z-140105T1200Z/ WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF... EAST SLOPES PARK AND NORTHERN GORE RANGES...GORE PASS... RABBIT EARS PASS...CAMERON PASS... LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE... ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 340 AM MST SUN JAN 5 2014 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER STORM WARNING. AREAS OF LIGHT SNOW WILL CONTINUE WITH ADDITIONAL ACCUMULATIONS THROUGH THIS AFTERNOON OF 1 TO 3 INCHES. GUSTY NORTHWEST WINDS MAY DEVELOP THIS AFTERNOON AND CONTINUE TONIGHT WITH SOME AREAS OF BLOWING SNOW OVER THE HIGHER MOUNTAIN PASSES. $$ COZ034-051145- /O.CAN.KBOU.WW.Y.0001.000000T0000Z-140105T1200Z/ SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET- INCLUDING THE CITIES OF...BERTHOUD PASS...BRECKENRIDGE... EAST SLOPES MOSQUITO RANGE...EAST SLOPES SOUTHERN GORE RANGE... EISENHOWER TUNNEL...INDIAN PEAKS...KENOSHA MOUNTAINS... MOUNT EVANS...WILLIAMS FORK MOUNTAINS...WINTER PARK 340 AM MST SUN JAN 5 2014 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE WINTER WEATHER ADVISORY. AREAS OF LIGHT SNOW WILL CONTINUE WITH ADDITIONAL ACCUMULATIONS THROUGH THIS AFTERNOON OF 1 TO 3 INCHES. GUSTY NORTHWEST WINDS MAY DEVELOP THIS AFTERNOON AND CONTINUE TONIGHT WITH SOME AREAS OF BLOWING SNOW OVER THE HIGHER MOUNTAIN PASSES. $$ COZ042-044>046-048>051-051845- /O.CON.KBOU.WC.Y.0001.140105T2100Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 340 AM MST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 AM MST MONDAY... * WIND CHILL VALUES...DANGEROUS WIND CHILLS OF MINUS 20 TO MINUS 25 WILL DEVELOP BY MID AFTERNOON AND CONTINUE OVERNIGHT. * IF OUTDOORS WITHOUT PROPER PROTECTION FROSTBITE AND HYPOTHERMIA CAN OCCUR QUICKLY DURING THESE CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
695 WWUS45 KBOU 051639 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 939 AM MST SUN JAN 5 2014 COZ042-044>046-048>051-060045- /O.CON.KBOU.WC.Y.0001.140105T2100Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 939 AM MST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 AM MST MONDAY... * WIND CHILL VALUES...DANGEROUS WIND CHILLS OF MINUS 20 TO MINUS 25 WILL DEVELOP BY MID AFTERNOON AND CONTINUE OVERNIGHT. * IF OUTDOORS WITHOUT PROPER PROTECTION FROSTBITE AND HYPOTHERMIA CAN OCCUR QUICKLY DURING THESE CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
037 WWUS45 KBOU 052110 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 210 PM MST SUN JAN 5 2014 COZ042-044>046-048>051-060515- /O.CON.KBOU.WC.Y.0001.000000T0000Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 210 PM MST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST MONDAY... * WIND CHILL VALUES...DANGEROUS WIND CHILLS OF MINUS 20 TO MINUS 25 WILL DEVELOP AND CONTINUE OVERNIGHT. FRIGID TEMPERATURES COUPLED WITH NORTHWEST WINDS 10 TO 20 MPH WILL COMBINE TO PRODUCE THE CONDITIONS. THE WIND WILL BE STRONGEST EAST OF A LINE FROM NEW RAYMER TO AKRON. * IF OUTDOORS WITHOUT PROPER PROTECTION FROSTBITE AND HYPOTHERMIA CAN OCCUR QUICKLY DURING THESE CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
386 WWUS45 KBOU 060537 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1037 PM MST SUN JAN 5 2014 COZ042-044>046-048>051-061500- /O.CON.KBOU.WC.Y.0001.000000T0000Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 1037 PM MST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST MONDAY... * WIND CHILL VALUES...DANGEROUS WIND CHILLS OF MINUS 20 TO MINUS 25 WILL CONTINUE OVERNIGHT. FRIGID TEMPERATURES COUPLED WITH WEST TO NORTHWEST WINDS 5 TO 15 MPH WILL COMBINE TO PRODUCE THE DANGEROUS CONDITIONS. * IF OUTDOORS WITHOUT PROPER PROTECTION FROSTBITE AND HYPOTHERMIA CAN OCCUR QUICKLY DURING THESE CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
768 WWUS45 KBOU 061505 WSWBOU URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 805 AM MST MON JAN 6 2014 COZ042-044>046-048>051-061615- /O.EXP.KBOU.WC.Y.0001.000000T0000Z-140106T1500Z/ NORTHEAST WELD COUNTY-MORGAN COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY- PHILLIPS COUNTY- INCLUDING THE CITIES OF...BRIGGSDALE...GROVER...PAWNEE BUTTES... RAYMER...STONEHAM...BRUSH...FORT MORGAN...GOODRICH...WIGGINS... BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...LIMON... MATHESON...CROOK...MERINO...STERLING...PEETZ...AKRON...COPE... LAST CHANCE...OTIS...JULESBURG...OVID...SEDGWICK...AMHERST... HAXTUN...HOLYOKE 805 AM MST MON JAN 6 2014 ...WIND CHILL ADVISORY HAS EXPIRED... TEMPERATURES AND WIND CHILL READINGS WILL CONTINUE TO WARM THROUGH THE MORNING HOURS. THEREFORE THE WIND CHILL ADVISORY HAS BEEN ALLOWED TO EXPIRE. $$
What forecasters said that day
The local office's own words before this wind chill advisory 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 wind chill advisory went out at Jan 4, 7:55 PM MST, 26 minutes earlier.
Area forecast discussion, Jan 4, 7:55 PM MST, 26 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DENVER/BOULDER CO 755 PM MST SAT JAN 4 2014 .UPDATE...SNOW IS CONTINUING TO DECREASE ACROSS THE AREA...WITH JUST SOME LIGHT SNOW NOW MOVING THROUGH SOUTHERN METRO DENVER. MOST SNOW SHOULD HAVE ENDED ON THE PLAINS BY 9PM TONIGHT...AND ONLY LIGHT SNOW SHOWERS REMAIN IN THE MOUNTAINS THIS EVENING. WE THEN TURN OUR ATTENTION UPSTREAM. SNOW SHOWERS HAVE BEEN INCREASING THIS EVENING ON THE RIVERTON AND RAPID CITY RADARS. WILL LIKELY SEE ANOTHER ROUND OF SNOW...LIGHTER THIS TIME ON SUNDAY. THE BIG QUESTION IS WHEN...AS MODELS DISAGREE ON TIMING. HAVE LOWERED POPS TONIGHT...AND INCREASED THEM A BIT ON SUNDAY AS NEXT BATCH OF SNOW WILL BE ON LEAD EDGE OF STRONG ARCTIC HIGH. BETTING NAM IS TOO SLOW WITH MOVEMENT OF SNOW SHOWERS ACROSS THE AREA ON SUNDAY SO EXPECTING SNOW SHOWERS TO MOVE ACROSS THE AREA IN THE MORNING TO EARLY AFTERNOON. OTHER BIG CHANGE TO FORECAST IS A WIND CHILL ADVISORY THAT WILL BE IN EFFECT FROM 2PM SUNDAY TO 8AM MONDAY ON THE PLAINS OF NORTHEAST COLORADO. THE COMBINATION OF BITTERLY COLD TEMPERATURES AND GUSTY NORTH WINDS BEHIND THE FRONT WILL BRING WIND CHILL VALUES TO -20 TO -25 ACROSS NORTHEAST COLORADO SUNDAY AFTERNOON THROUGH SUNDAY NIGHT. THERE IS A THREAT THAT WIND CHILL VALUES MIGHT EVEN BE LOWER IF WINDS COME IN HIGHER OR COOLING IS FASTER BEHING THE FRONT...MID SHIFT WILL WATCH TO SEE IF A WARNING IS REQUIRED. && .AVIATION...WHEN THE SNOW ENDS ACROSS THE AREA CONDITIONS WILL GO TO VFR...ALTHOUGH WITH CLOSE TEMPERATURE AND DEWPOINT SPREADS WILL HAVE TO WATCH FOR POSSIBLE FOG. WILL LIKELY SEE MORE WIDESPREAD IFR AGAIN SUNDAY MORNING IF SNOW DOES SPREAD ACROSS METRO DENVER. && .PREV DISCUSSION... /ISSUED 218 PM MST SAT JAN 4 2014/ SHORT TERM...SHALLOW UPSLOPE IS EXPECTED TO CONTINUE TO WEAKEN THE REST OF THIS AFTERNOON. BEST ENHANCEMENT HAS BEEN IN AND NEAR THE FOOTHILLS FROM BOULDER COUNTY SOUTHWARD AND ALONG THE PALMER DIVIDE WHERE THESE FACTORS ARE STILL IN PLAY. MDLS CONTINUE TO ADVERTISE A DECREASING TREND IN SNOW OVER THE URBAN CORRIDOR AND ADJACENT PLAINS THIS EVENING...BUT THE TREND HAS BEEN SLOWER THAN ANTICIPATED. MAY HOLD ON TO LIKELY POPS THERE BUT WITH MINIMAL SNOWFALL...UNDER ONE HALF INCH...UNTIL 01Z FOR THOSE AREAS. WILL LET THE WINTER WEATHER ADVISORY CONTINUE THROUGH 5 PM TODAY. IN THE MOUNTAINS...WL CONTINUE WITH THE WINTER STORM WARNING THROUGH 5 AM SUNDAY MORNING. STRONGER NORTHWEST WINDS ARE PROGGED TO DEVELOP OVERNIGHT AS THE FLOW ALOFT INCREASES WITH THE APPROACH OF AN UPPER LEVEL JET. WINTER STORM WARNING WILL REMAIN IN EFFECT FOR ZONES 31 AND 33... WITH MORE EMPHASIS ON THE WIND VS THE SNOW TONIGHT. A SECONDARY SHORT WAVE WILL MOVE ACROSS NORTHEAST COLORADO LATE TONIGHT INTO SUNDAY MORNING. MORE COLD AIR WILL PUSH INTO THE CWFA AS ANOTHER SURGE OF HIGH PRESSURE PUSHES THROUGH THE AREA. WL ALSO GO WITH A CHC OF SNOW AS WELL...ANY ACCUMULATION SHOULD BE LIGHT AND UNDER AN INCH. THE PRESENCE OF THE UPPER JET AND COULD PRODUCE SOME ENHANCED BANDING ON A MORE LOCALIZED SCALE SO WE WILL NEED TO WATCH FOR THAT. THERE MAY BE SOME SHALLOW UPSLOPE AS WELL IN AND NEAR THE FOOTHILLS AND PALMER DIVIDE. SOME WEAK QG ASCENT AT THE SFC AND ALOFT SUNDAY MORNING...THEN SUBSIDENCE IN THE AFTN. AS A RESULT THE CHC OF SNOW SHOULD DECREASE IN THE AFTERNOON WITH TEMPERATURES ONLY MAKING IT INTO THE TEENS LONG TERM...FOR SUNDAY NIGHT...A STRONG NORTH-NORTHWEST FLOW ALOFT WILL BE OVER COLORADO SUNDAY NIGHT WITH A 140 KNOT JET OVERHEAD. FRONT LEFT QUADRANT OF THE JET WILL BE EXITING THE STATE AND DRIER AIR WILL BE MOVING IN WHICH WILL BRING ANY LINGERING LIGHT SNOW TO AN END SUNDAY EVENING. WILL HAVE LOW POPS IN THE FORECAST FOR THE EARLY EVENING. AS THE DRIER MOVES IN...SKIES WILL CLEAR SOME AFTER MIDNIGHT. THIS WILL ALLOW TEMPERATURES TO DROP AND FALL BELOW ZERO FOR MOST LOCATIONS BY MONDAY MORNING. MONDAY AND MONDAY NIGHT...AN UPPER LEVEL RIDGE OVER THE WESTERN STATES WILL WEAKEN AS IT PROGRESSES EAST OVER THE ROCKIES MONDAY. AIRMASS WILL WARM SOME...BUT REMAIN ON THE COOL SIDE AS TEMPERATURES STAY BELOW FREEZING. LEE SIDE TROUGH WILL DEEPEN MONDAY NIGHT CAUSING WINDY CONDITIONS IN THE FOOTHILLS. ON TUESDAY...WARMER CONDITIONS WILL SPREAD ACROSS THE AREA WITH HIGHS CLIMBING INTO THE 40S ACROSS NORTHEAST COLORADO. MOISTURE WILL INCREASE DURING THE AFTERNOON AS A WEAK DISTURBANCE MOVES INTO NORTHERN COLORADO. THIS SYSTEM IS EXPECTED TO BRING SCATTERED SNOW TO THE MOUNTAINS TUESDAY NIGHT. ANY ACCUMULATION IS EXPECTED TO BE LIGHT. FOR WEDNESDAY...NORTHWEST FLOW ALOFT WILL PREVAIL. MAY BE ENOUGH MOISTURE EMBEDDED IN THE FLOW TO PRODUCE LIGHT OROGRAPHIC SNOW OVER THE MOUNTAINS. DOWNSLOPE FLOW EAST OF THE MOUNTAINS WILL KEEP THE AREA PRECIPITATION FREE. A WEAK COLD FRONT WILL PUSH THROUGH BRINGING SLIGHTLY COOLER TEMPERATURES FOR WEDNESDAY. THURSDAY THROUGH SATURDAY...A STRONGER SHORT WAVE TROUGH IS FORECAST TO DIVE SOUTHEAST ACROSS THE GREAT BASIN THURSDAY. THE ECMWF SHOWS THIS SYSTEM CLOSING OFF OVER MEXICO FRIDAY...WHILE THE GFS KEEPS THE TROUGH OPEN AS IT MOVES ACROSS THE SOUTHERN ROCKIES. IF THE TROUGH DIVES INTO MEXICO THE AREA MAY STAY...BUT WILL KEEP LOW POPS IN THE MOUNTAINS IN CASE SOMETHING CLOSE TO THE GFS PANS OUT. BY SATURDAY...THIS SYSTEM WILL BE EAST OF THE REGION AND SHOULD BE REPLACED BY A RIDGE. WILL HAVE DRY AND MILD FORECAST FOR SATURDAY. AVIATION...SHALLOW UPSLOPE IS PROGGED TO WEAKEN THIS AFTN SO THE SNOW IS EXPECTED TO DECREASE AS WELL. WL HOLD ON TO THE CURRENT TRENDS IN THE TAFS BUT IT MAY NEED TO BE DELAYED BY 2-3 HOURS. MVFR WITH TEMPO IFR CONDITIONS THROUGH 2Z-23Z WITH IMPROVING CIGS/VSBYS THEREAFTER A SECONDARY COLD FRONT WILL PUSH INTO THE REGION AROUND 12Z SUNDAY MORNING. THERE COULD BE A BRIEF PERIOD OF SNOW IN THE MORNING. I BACKED OFF THE PROB30 CATEGORY AT 18Z BUT THIS WILL LIKELY NEED TO BE ADDED (OR POSSIBLY A TEMPO GROUP) BACK INTO THE MIX IN THE NEXT TAF ISSUANCE. && .BOU WATCHES/WARNINGS/ADVISORIES... WINTER STORM WARNING UNTIL 5 AM MST SUNDAY FOR COZ031-033. WIND CHILL ADVISORY FROM 2PM SUNDAY TO 8AM MONDAY FOR NORTHEAST COZ042-046 AND COZ048-051 && SHORT TERM...RTG LONG TERM....99 AVIATION...99
Hazardous weather outlook, Jan 4, 10:31 AM MST, 9 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1031 AM MST SAT JAN 4 2014 COZ030>051-051745- 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- 1031 AM MST SAT JAN 4 2014 ...WINTER STORM WARNING FOR THE NORTHERN MOUNTAINS NORTH OF I-70 THROUGH TONIGHT... ...WINTER WEATHER ADVISORY FOR MOUNTAIN AREAS SOUTH OF I-70 THROUGH TONIGHT... ...WINTER WEATHER ADVISORY FOR THE HIGHER MOUNTAIN VALLEYS... FOOTHILLS AND ADJACENT PLAINS THROUGH THIS AFTERNOON... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL COLORADO. .DAY ONE...TODAY AND TONIGHT SNOW WILL CONTINUE IN THE MOUNTAINS THROUGH TONIGHT AND ACROSS THE REST OF THE AREA THROUGH THE AFTERNOON. SNOW ACCUMULATIONS WILL RANGE FROM 8 TO 16 INCHES IN THE MOUNTAINS WITH 4 TO 8 INCHES IN THE MOUNTAIN VALLEYS AND ACROSS THE FOOTHILLS. OVER NORTHEAST COLORADO SNOW ACCUMULATIONS WILL RANGE FROM 3 TO 6 INCHES ALONG THE FRONT RANGE URBAN CORRIDOR WITH 1 TO 3 INCHES FURTHER EAST OVER THE PLAINS. GUSTY WEST WINDS IN THE MOUNTAINS WILL PRODUCE AREAS OF BLOWING SNOW AND POOR VISIBILITIES THROUGH TONIGHT ESPECIALLY OVER THE PASSES. THE SNOW WILL CONTINUE IN THE MOUNTAINS TONIGHT BUT WILL GRADUALLY END IN THE FOOTHILLS AND ACROSS NORTHEAST COLORADO BY EARLY EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SNOW IS LIKELY IN THE MOUNTAINS ON SUNDAY WITH SCATTERED SNOW SHOWERS OVER THE PLAINS. ADDITIONAL SNOWFALL ON SUNDAY WILL BE LIGHT. IT WILL REMAIN COLD ACROSS THE AREA SUNDAY AND MONDAY UNDER A COLD NORTHWEST FLOW ALOFT. LOWS WILL FALL BELOW ZERO MOST AREAS SUNDAY NIGHT. THE NEXT CHANCE FOR SNOW WILL COME TUESDAY AFTERNOON THROUGH FRIDAY WHERE WEAK SYSTEMS MAY BRING PERIODS OF LIGHT SNOW TO THE MOUNTAINS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT BUT SNOWFALL REPORTS WILL BE APPRECIATED.
In the hours before
Local storm report, Jan 4, 3:36 PM MST, 4 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
336 PM MST SAT JAN 04 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0326 PM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M4.1 INCH ADAMS CO TRAINED SPOTTER
0323 PM SNOW 1 SSE STERLING 40.63N 103.21W
01/04/2014 M4.6 INCH LOGAN CO TRAINED SPOTTER
0230 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M8.2 INCH JEFFERSON CO TRAINED SPOTTER
0230 PM HEAVY SNOW KEN CARYL 39.58N 105.11W
01/04/2014 M7.0 INCH JEFFERSON CO TRAINED SPOTTER
0227 PM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M10.0 INCH JEFFERSON CO TRAINED SPOTTER
0210 PM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M6.8 INCH LARIMER CO TRAINED SPOTTER
0210 PM SNOW 1 WSW FORT COLLINS 40.55N 105.09W
01/04/2014 M4.4 INCH LARIMER CO TRAINED SPOTTER
0140 PM SNOW 3 SSE AURORA 39.67N 104.79W
01/04/2014 M2.5 INCH ARAPAHOE CO TRAINED SPOTTER
0130 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M6.5 INCH JEFFERSON CO TRAINED SPOTTER
1.8 INCHES PAST TWO HOURS
0125 PM SNOW 8 SE WATKINS 39.67N 104.49W
01/04/2014 M4.8 INCH ARAPAHOE CO TRAINED SPOTTER
0109 PM SNOW 3 N BLACK HAWK 39.84N 105.49W
01/04/2014 M5.2 INCH GILPIN CO TRAINED SPOTTER
1255 PM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M4.0 INCH DOUGLAS CO TRAINED SPOTTER
1255 PM SNOW 1 ENE NORTHGLENN 39.91N 104.96W
01/04/2014 M2.5 INCH ADAMS CO TRAINED SPOTTER
1225 PM SNOW 5 E BOULDER 40.03N 105.16W
01/04/2014 M5.2 INCH BOULDER CO TRAINED SPOTTER
1225 PM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M5.0 INCH ELBERT CO TRAINED SPOTTER
1200 PM SNOW N LONGMONT 40.17N 105.11W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
1200 PM HEAVY SNOW 2 SSW BOULDER 40.00N 105.27W
01/04/2014 M6.1 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER
1140 AM SNOW 2 NW FREDERICK 40.12N 104.96W
01/04/2014 M4.0 INCH WELD CO TRAINED SPOTTER
1140 AM SNOW 1 NNW EVERGREEN 39.65N 105.35W
01/04/2014 M4.1 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM HEAVY SNOW MORRISON 39.65N 105.18W
01/04/2014 M6.6 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
01/04/2014 M3.1 INCH DOUGLAS CO TRAINED SPOTTER
1130 AM SNOW 3 WSW CONIFER 39.50N 105.35W
01/04/2014 M4.0 INCH JEFFERSON CO TRAINED SPOTTER
1119 AM SNOW N FAIRPLAY 39.23N 106.00W
01/04/2014 M2.0 INCH PARK CO TRAINED SPOTTER
1044 AM SNOW 1 SE AGATE 39.46N 103.94W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
1019 AM SNOW 3 ENE LONGMONT 40.19N 105.07W
01/04/2014 M4.0 INCH BOULDER CO PUBLIC
1006 AM SNOW 1 NW NIWOT 40.10N 105.17W
01/04/2014 M2.9 INCH BOULDER CO TRAINED SPOTTER
1000 AM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M3.5 INCH DOUGLAS CO TRAINED SPOTTER
1000 AM SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
01/04/2014 M2.7 INCH ADAMS CO TRAINED SPOTTER
0945 AM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
0945 AM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M6.0 INCH JEFFERSON CO TRAINED SPOTTER
0945 AM SNOW N KEN CARYL 39.58N 105.11W
01/04/2014 M3.7 INCH JEFFERSON CO TRAINED SPOTTER
0930 AM SNOW 3 NW IDLEDALE 39.72N 105.31W
01/04/2014 M3.2 INCH JEFFERSON CO TRAINED SPOTTER
0910 AM SNOW 3 N CONIFER 39.56N 105.30W
01/04/2014 M3.4 INCH JEFFERSON CO TRAINED SPOTTER
0845 AM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M3.5 INCH ADAMS CO TRAINED SPOTTER
0820 AM SNOW 1 NW SUPERIOR 39.94N 105.17W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0800 AM SNOW 3 NE BERGEN PARK 39.72N 105.32W
01/04/2014 M3.0 INCH JEFFERSON CO TRAINED SPOTTER
0800 AM SNOW 3 SE DENVER 39.69N 104.93W
01/04/2014 M1.5 INCH DENVER CO TRAINED SPOTTER
0745 AM SNOW 1 N LAFAYETTE 40.01N 105.10W
01/04/2014 M3.0 INCH BOULDER CO AMATEUR RADIO
0745 AM SNOW 5 WNW BRIGHTON 40.01N 104.88W
01/04/2014 M2.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW HYGIENE 40.18N 105.17W
01/04/2014 M2.8 INCH BOULDER CO AMATEUR RADIO
0745 AM SNOW ASPEN SPRINGS 39.83N 105.48W
01/04/2014 M4.0 INCH GILPIN CO AMATEUR RADIO
0745 AM SNOW 6 NW GREELEY 40.48N 104.82W
01/04/2014 M3.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW 5 N BAILEY 39.47N 105.47W
01/04/2014 M2.0 INCH PARK CO AMATEUR RADIO
0745 AM SNOW 1 NW FORT MORGAN 40.28N 103.81W
01/04/2014 M2.0 INCH MORGAN CO AMATEUR RADIO
0730 AM SNOW NE THORNTON 39.89N 104.96W
01/04/2014 M2.2 INCH ADAMS CO TRAINED SPOTTER
0720 AM SNOW 4 ENE NEDERLAND 39.99N 105.45W
01/04/2014 M5.0 INCH BOULDER CO TRAINED SPOTTER
0715 AM SNOW 5 NE WARD 40.12N 105.44W
01/04/2014 M4.8 INCH BOULDER CO TRAINED SPOTTER
0700 AM SNOW 2 SE BOULDER 40.01N 105.22W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0655 AM SNOW 8 NE FOUR CORNERS 40.94N 105.80W
01/04/2014 M3.0 INCH LARIMER CO TRAINED SPOTTER
0644 AM SNOW 1 NNW LOUISVILLE 39.99N 105.15W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
0640 AM HEAVY SNOW 2 E ALLENSPARK 40.20N 105.48W
01/04/2014 M7.5 INCH BOULDER CO TRAINED SPOTTER
0635 AM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M3.5 INCH LARIMER CO TRAINED SPOTTER
0550 AM SNOW 1 SSW LAFAYETTE 39.99N 105.10W
01/04/2014 M3.2 INCH BOULDER CO TRAINED SPOTTER
&&
KFREDINLocal storm report, Jan 4, 5:03 PM MST, 3 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
503 PM MST SAT JAN 04 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0502 PM HEAVY SNOW 2 E ALLENSPARK 40.20N 105.48W
01/04/2014 M8.0 INCH BOULDER CO TRAINED SPOTTER
0455 PM SNOW 1 SSW FORT COLLINS 40.55N 105.07W
01/04/2014 M2.0 INCH LARIMER CO TRAINED SPOTTER
0454 PM HEAVY SNOW 4 W BOULDER 40.03N 105.32W
01/04/2014 M10.0 INCH BOULDER CO TRAINED SPOTTER
0453 PM SNOW WINDSOR 40.49N 104.91W
01/04/2014 M5.2 INCH WELD CO TRAINED SPOTTER
0450 PM SNOW CASTLE ROCK 39.38N 104.85W
01/04/2014 M5.5 INCH DOUGLAS CO TRAINED SPOTTER
0430 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M8.8 INCH JEFFERSON CO TRAINED SPOTTER
0415 PM SNOW GREELEY 40.42N 104.74W
01/04/2014 M3.8 INCH WELD CO CO-OP OBSERVER
UNC CAMPUS
0415 PM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
01/04/2014 M3.6 INCH DOUGLAS CO TRAINED SPOTTER
0401 PM HEAVY SNOW 4 ENE NEDERLAND 39.98N 105.44W
01/04/2014 M7.5 INCH BOULDER CO TRAINED SPOTTER
0400 PM SNOW 2 NE THORNTON 39.91N 104.93W
01/04/2014 M2.9 INCH ADAMS CO TRAINED SPOTTER
0400 PM SNOW 1 NW GRAND LAKE 40.26N 105.83W
01/04/2014 M4.0 INCH GRAND CO CO-OP OBSERVER
0346 PM HEAVY SNOW SIMLA 39.14N 104.08W
01/04/2014 M6.0 INCH ELBERT CO TRAINED SPOTTER
0326 PM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M4.1 INCH ADAMS CO TRAINED SPOTTER
0323 PM SNOW 1 SSE STERLING 40.63N 103.21W
01/04/2014 M4.6 INCH LOGAN CO TRAINED SPOTTER
0230 PM HEAVY SNOW KEN CARYL 39.58N 105.11W
01/04/2014 M7.0 INCH JEFFERSON CO TRAINED SPOTTER
0227 PM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M10.0 INCH JEFFERSON CO TRAINED SPOTTER
0210 PM SNOW 1 WSW FORT COLLINS 40.55N 105.09W
01/04/2014 M4.4 INCH LARIMER CO TRAINED SPOTTER
0210 PM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M6.8 INCH LARIMER CO TRAINED SPOTTER
0140 PM SNOW 3 SSE AURORA 39.67N 104.79W
01/04/2014 M2.5 INCH ARAPAHOE CO TRAINED SPOTTER
0130 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M6.5 INCH JEFFERSON CO TRAINED SPOTTER
1.8 INCHES PAST TWO HOURS
0125 PM SNOW 8 SE WATKINS 39.67N 104.49W
01/04/2014 M4.8 INCH ARAPAHOE CO TRAINED SPOTTER
0109 PM SNOW 3 N BLACK HAWK 39.84N 105.49W
01/04/2014 M5.2 INCH GILPIN CO TRAINED SPOTTER
1255 PM SNOW 1 ENE NORTHGLENN 39.91N 104.96W
01/04/2014 M2.5 INCH ADAMS CO TRAINED SPOTTER
1255 PM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M4.0 INCH DOUGLAS CO TRAINED SPOTTER
1225 PM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M5.0 INCH ELBERT CO TRAINED SPOTTER
1225 PM SNOW 5 E BOULDER 40.03N 105.16W
01/04/2014 M5.2 INCH BOULDER CO TRAINED SPOTTER
1200 PM SNOW N LONGMONT 40.17N 105.11W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
1200 PM HEAVY SNOW 2 SSW BOULDER 40.00N 105.27W
01/04/2014 M6.1 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER
1140 AM SNOW 1 NNW EVERGREEN 39.65N 105.35W
01/04/2014 M4.1 INCH JEFFERSON CO TRAINED SPOTTER
1140 AM SNOW 2 NW FREDERICK 40.12N 104.96W
01/04/2014 M4.0 INCH WELD CO TRAINED SPOTTER
1130 AM SNOW 3 WSW CONIFER 39.50N 105.35W
01/04/2014 M4.0 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM HEAVY SNOW MORRISON 39.65N 105.18W
01/04/2014 M6.6 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
01/04/2014 M3.1 INCH DOUGLAS CO TRAINED SPOTTER
1119 AM SNOW N FAIRPLAY 39.23N 106.00W
01/04/2014 M2.0 INCH PARK CO TRAINED SPOTTER
1044 AM SNOW 1 SE AGATE 39.46N 103.94W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
1019 AM SNOW 3 ENE LONGMONT 40.19N 105.07W
01/04/2014 M4.0 INCH BOULDER CO PUBLIC
1006 AM SNOW 1 NW NIWOT 40.10N 105.17W
01/04/2014 M2.9 INCH BOULDER CO TRAINED SPOTTER
1000 AM SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
01/04/2014 M2.7 INCH ADAMS CO TRAINED SPOTTER
1000 AM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M3.5 INCH DOUGLAS CO TRAINED SPOTTER
0945 AM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
0945 AM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M6.0 INCH JEFFERSON CO TRAINED SPOTTER
0945 AM SNOW N KEN CARYL 39.58N 105.11W
01/04/2014 M3.7 INCH JEFFERSON CO TRAINED SPOTTER
0930 AM SNOW 3 NW IDLEDALE 39.72N 105.31W
01/04/2014 M3.2 INCH JEFFERSON CO TRAINED SPOTTER
0910 AM SNOW 3 N CONIFER 39.56N 105.30W
01/04/2014 M3.4 INCH JEFFERSON CO TRAINED SPOTTER
0845 AM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M3.5 INCH ADAMS CO TRAINED SPOTTER
0820 AM SNOW 1 NW SUPERIOR 39.94N 105.17W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0800 AM SNOW 3 NE BERGEN PARK 39.72N 105.32W
01/04/2014 M3.0 INCH JEFFERSON CO TRAINED SPOTTER
0800 AM SNOW 3 SE DENVER 39.69N 104.93W
01/04/2014 M1.5 INCH DENVER CO TRAINED SPOTTER
0745 AM SNOW 1 NW FORT MORGAN 40.28N 103.81W
01/04/2014 M2.0 INCH MORGAN CO AMATEUR RADIO
0745 AM SNOW 6 NW GREELEY 40.48N 104.82W
01/04/2014 M3.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW ASPEN SPRINGS 39.83N 105.48W
01/04/2014 M4.0 INCH GILPIN CO AMATEUR RADIO
0745 AM SNOW HYGIENE 40.18N 105.17W
01/04/2014 M2.8 INCH BOULDER CO AMATEUR RADIO
0745 AM SNOW 5 N BAILEY 39.47N 105.47W
01/04/2014 M2.0 INCH PARK CO AMATEUR RADIO
0745 AM SNOW 5 WNW BRIGHTON 40.01N 104.88W
01/04/2014 M2.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW 1 N LAFAYETTE 40.01N 105.10W
01/04/2014 M3.0 INCH BOULDER CO AMATEUR RADIO
0730 AM SNOW NE THORNTON 39.89N 104.96W
01/04/2014 M2.2 INCH ADAMS CO TRAINED SPOTTER
0720 AM SNOW 4 ENE NEDERLAND 39.99N 105.45W
01/04/2014 M5.0 INCH BOULDER CO TRAINED SPOTTER
0715 AM SNOW 5 NE WARD 40.12N 105.44W
01/04/2014 M4.8 INCH BOULDER CO TRAINED SPOTTER
0700 AM SNOW 2 SE BOULDER 40.01N 105.22W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0655 AM SNOW 8 NE FOUR CORNERS 40.94N 105.80W
01/04/2014 M3.0 INCH LARIMER CO TRAINED SPOTTER
0644 AM SNOW 1 NNW LOUISVILLE 39.99N 105.15W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
0640 AM HEAVY SNOW 2 E ALLENSPARK 40.20N 105.48W
01/04/2014 M7.5 INCH BOULDER CO TRAINED SPOTTER
0635 AM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M3.5 INCH LARIMER CO TRAINED SPOTTER
0550 AM SNOW 1 SSW LAFAYETTE 39.99N 105.10W
01/04/2014 M3.2 INCH BOULDER CO TRAINED SPOTTER
&&
KFREDINLocal storm report, Jan 4, 6:35 PM MST, 1 hour 46 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
635 PM MST SAT JAN 04 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0631 PM HEAVY SNOW 3 N BAILEY 39.45N 105.46W
01/04/2014 M6.0 INCH PARK CO TRAINED SPOTTER
0615 PM SNOW 2 N LONGMONT 40.20N 105.11W
01/04/2014 M5.7 INCH BOULDER CO TRAINED SPOTTER
0604 PM HEAVY SNOW 1 N KEN CARYL 39.59N 105.11W
01/04/2014 M8.2 INCH JEFFERSON CO TRAINED SPOTTER
0550 PM SNOW NIWOT 40.10N 105.16W
01/04/2014 M5.9 INCH BOULDER CO TRAINED SPOTTER
0535 PM SNOW BERGEN PARK 39.69N 105.36W
01/04/2014 M4.5 INCH JEFFERSON CO TRAINED SPOTTER
0535 PM SNOW BERGEN PARK 39.69N 105.36W
01/04/2014 M4.5 INCH JEFFERSON CO TRAINED SPOTTER
0530 PM SNOW 2 S LITTLETON 39.57N 105.01W
01/04/2014 M5.3 INCH DOUGLAS CO TRAINED SPOTTER
0527 PM SNOW 3 WSW CONIFER 39.50N 105.35W
01/04/2014 M5.5 INCH JEFFERSON CO TRAINED SPOTTER
0515 PM SNOW 1 N HIGHLANDS RANCH 39.57N 104.97W
01/04/2014 M4.5 INCH ARAPAHOE CO TRAINED SPOTTER
0505 PM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M5.5 INCH ELBERT CO TRAINED SPOTTER
0502 PM HEAVY SNOW 2 E ALLENSPARK 40.20N 105.48W
01/04/2014 M8.0 INCH BOULDER CO TRAINED SPOTTER
0455 PM SNOW 1 SSW FORT COLLINS 40.55N 105.07W
01/04/2014 M2.0 INCH LARIMER CO TRAINED SPOTTER
0454 PM HEAVY SNOW 4 W BOULDER 40.03N 105.32W
01/04/2014 M10.0 INCH BOULDER CO TRAINED SPOTTER
0453 PM SNOW WINDSOR 40.49N 104.91W
01/04/2014 M5.2 INCH WELD CO TRAINED SPOTTER
0450 PM SNOW CASTLE ROCK 39.38N 104.85W
01/04/2014 M5.5 INCH DOUGLAS CO TRAINED SPOTTER
0430 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M8.8 INCH JEFFERSON CO TRAINED SPOTTER
0415 PM SNOW GREELEY 40.42N 104.74W
01/04/2014 M3.8 INCH WELD CO CO-OP OBSERVER
UNC CAMPUS
0415 PM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
01/04/2014 M3.6 INCH DOUGLAS CO TRAINED SPOTTER
0401 PM HEAVY SNOW 4 ENE NEDERLAND 39.98N 105.44W
01/04/2014 M7.5 INCH BOULDER CO TRAINED SPOTTER
0400 PM SNOW 1 NW GRAND LAKE 40.26N 105.83W
01/04/2014 M4.0 INCH GRAND CO CO-OP OBSERVER
0400 PM SNOW 2 NE THORNTON 39.91N 104.93W
01/04/2014 M2.9 INCH ADAMS CO TRAINED SPOTTER
0346 PM HEAVY SNOW SIMLA 39.14N 104.08W
01/04/2014 M6.0 INCH ELBERT CO TRAINED SPOTTER
0326 PM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M4.1 INCH ADAMS CO TRAINED SPOTTER
0323 PM SNOW 1 SSE STERLING 40.63N 103.21W
01/04/2014 M4.6 INCH LOGAN CO TRAINED SPOTTER
0227 PM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M10.0 INCH JEFFERSON CO TRAINED SPOTTER
0210 PM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M6.8 INCH LARIMER CO TRAINED SPOTTER
0210 PM SNOW 1 WSW FORT COLLINS 40.55N 105.09W
01/04/2014 M4.4 INCH LARIMER CO TRAINED SPOTTER
0140 PM SNOW 3 SSE AURORA 39.67N 104.79W
01/04/2014 M2.5 INCH ARAPAHOE CO TRAINED SPOTTER
0130 PM HEAVY SNOW GENESEE 39.69N 105.27W
01/04/2014 M6.5 INCH JEFFERSON CO TRAINED SPOTTER
1.8 INCHES PAST TWO HOURS
0125 PM SNOW 8 SE WATKINS 39.67N 104.49W
01/04/2014 M4.8 INCH ARAPAHOE CO TRAINED SPOTTER
0109 PM SNOW 3 N BLACK HAWK 39.84N 105.49W
01/04/2014 M5.2 INCH GILPIN CO TRAINED SPOTTER
1255 PM SNOW 1 ENE NORTHGLENN 39.91N 104.96W
01/04/2014 M2.5 INCH ADAMS CO TRAINED SPOTTER
1255 PM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M4.0 INCH DOUGLAS CO TRAINED SPOTTER
1225 PM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M5.0 INCH ELBERT CO TRAINED SPOTTER
1225 PM SNOW 5 E BOULDER 40.03N 105.16W
01/04/2014 M5.2 INCH BOULDER CO TRAINED SPOTTER
1200 PM HEAVY SNOW 2 SSW BOULDER 40.00N 105.27W
01/04/2014 M6.1 INCH BOULDER CO NWS EMPLOYEE
DAVID SKAGGS RESEARCH CENTER
1200 PM SNOW N LONGMONT 40.17N 105.11W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
1140 AM SNOW 1 NNW EVERGREEN 39.65N 105.35W
01/04/2014 M4.1 INCH JEFFERSON CO TRAINED SPOTTER
1140 AM SNOW 2 NW FREDERICK 40.12N 104.96W
01/04/2014 M4.0 INCH WELD CO TRAINED SPOTTER
1130 AM HEAVY SNOW MORRISON 39.65N 105.18W
01/04/2014 M6.6 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM SNOW 3 WSW CONIFER 39.50N 105.35W
01/04/2014 M4.0 INCH JEFFERSON CO TRAINED SPOTTER
1130 AM SNOW 4 NNW CASTLE ROCK 39.43N 104.88W
01/04/2014 M3.1 INCH DOUGLAS CO TRAINED SPOTTER
1119 AM SNOW N FAIRPLAY 39.23N 106.00W
01/04/2014 M2.0 INCH PARK CO TRAINED SPOTTER
1044 AM SNOW 1 SE AGATE 39.46N 103.94W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
1019 AM SNOW 3 ENE LONGMONT 40.19N 105.07W
01/04/2014 M4.0 INCH BOULDER CO PUBLIC
1006 AM SNOW 1 NW NIWOT 40.10N 105.17W
01/04/2014 M2.9 INCH BOULDER CO TRAINED SPOTTER
1000 AM SNOW 1 NNW FEDERAL HEIGHTS 39.88N 105.03W
01/04/2014 M2.7 INCH ADAMS CO TRAINED SPOTTER
1000 AM SNOW 3 NW PARKER 39.53N 104.81W
01/04/2014 M3.5 INCH DOUGLAS CO TRAINED SPOTTER
0945 AM SNOW 4 NW ELIZABETH 39.40N 104.65W
01/04/2014 M3.0 INCH ELBERT CO TRAINED SPOTTER
0945 AM SNOW N KEN CARYL 39.58N 105.11W
01/04/2014 M3.7 INCH JEFFERSON CO TRAINED SPOTTER
0945 AM HEAVY SNOW 4 WSW ELDORADO SPRINGS 39.91N 105.34W
01/04/2014 M6.0 INCH JEFFERSON CO TRAINED SPOTTER
0930 AM SNOW 3 NW IDLEDALE 39.72N 105.31W
01/04/2014 M3.2 INCH JEFFERSON CO TRAINED SPOTTER
0910 AM SNOW 3 N CONIFER 39.56N 105.30W
01/04/2014 M3.4 INCH JEFFERSON CO TRAINED SPOTTER
0845 AM SNOW 1 W NORTHGLENN 39.91N 104.99W
01/04/2014 M3.5 INCH ADAMS CO TRAINED SPOTTER
0820 AM SNOW 1 NW SUPERIOR 39.94N 105.17W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0800 AM SNOW 3 NE BERGEN PARK 39.72N 105.32W
01/04/2014 M3.0 INCH JEFFERSON CO TRAINED SPOTTER
0800 AM SNOW 3 SE DENVER 39.69N 104.93W
01/04/2014 M1.5 INCH DENVER CO TRAINED SPOTTER
0745 AM SNOW HYGIENE 40.18N 105.17W
01/04/2014 M2.8 INCH BOULDER CO AMATEUR RADIO
0745 AM SNOW ASPEN SPRINGS 39.83N 105.48W
01/04/2014 M4.0 INCH GILPIN CO AMATEUR RADIO
0745 AM SNOW 1 NW FORT MORGAN 40.28N 103.81W
01/04/2014 M2.0 INCH MORGAN CO AMATEUR RADIO
0745 AM SNOW 5 WNW BRIGHTON 40.01N 104.88W
01/04/2014 M2.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW 1 N LAFAYETTE 40.01N 105.10W
01/04/2014 M3.0 INCH BOULDER CO AMATEUR RADIO
0745 AM SNOW 6 NW GREELEY 40.48N 104.82W
01/04/2014 M3.0 INCH WELD CO AMATEUR RADIO
0745 AM SNOW 5 N BAILEY 39.47N 105.47W
01/04/2014 M2.0 INCH PARK CO AMATEUR RADIO
0730 AM SNOW NE THORNTON 39.89N 104.96W
01/04/2014 M2.2 INCH ADAMS CO TRAINED SPOTTER
0720 AM SNOW 4 ENE NEDERLAND 39.99N 105.45W
01/04/2014 M5.0 INCH BOULDER CO TRAINED SPOTTER
0715 AM SNOW 5 NE WARD 40.12N 105.44W
01/04/2014 M4.8 INCH BOULDER CO TRAINED SPOTTER
0700 AM SNOW 2 SE BOULDER 40.01N 105.22W
01/04/2014 M5.1 INCH BOULDER CO TRAINED SPOTTER
0655 AM SNOW 8 NE FOUR CORNERS 40.94N 105.80W
01/04/2014 M3.0 INCH LARIMER CO TRAINED SPOTTER
0644 AM SNOW 1 NNW LOUISVILLE 39.99N 105.15W
01/04/2014 M4.5 INCH BOULDER CO TRAINED SPOTTER
0640 AM HEAVY SNOW 2 E ALLENSPARK 40.20N 105.48W
01/04/2014 M7.5 INCH BOULDER CO TRAINED SPOTTER
0635 AM SNOW 2 W LOVELAND 40.42N 105.12W
01/04/2014 M3.5 INCH LARIMER CO TRAINED SPOTTER
0550 AM SNOW 1 SSW LAFAYETTE 39.99N 105.10W
01/04/2014 M3.2 INCH BOULDER CO TRAINED SPOTTER
&&
KFREDINNearby
Wind Chill Advisories in Colorado, 2014Every wind chill advisory in 2014
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.