Alert archive / Wyoming / Wind Chill Warnings in 2014
Wind Chill Warning 5, NWS Riverton, WY
NWS Riverton, WY issued this wind chill warning at Dec 29, 2014, 12:02 PM MST for 5 counties in Wyoming. It took effect at Dec 30, 2014, 12:00 AM MST. It was in force for 36 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2014, 12:02 PM MST (19:02 UTC)
- In effect from
- Dec 30, 2014, 12:00 AM MST
- Expired
- Dec 31, 2014, 12:00 PM MST
- In force
- 36 hr
- Issued by
- NWS Riverton, WY
Counties Fremont County, WY, Lincoln County, WY, Natrona County, WY, Sublette County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 71 km from the middle of the area, began a volume at 18:59 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
Riverton, WY (KRIW), launched 12:00Z, 7.0 hours before the alert went out and 75 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
- 669 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
797 WWUS45 KRIW 291902 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1202 PM MST MON DEC 29 2014 ...ARCTIC COLD FRONT WILL BRING SNOW AND BLOWING SNOW AND BITTER COLD... .AN ARCTIC COLD FRONT WILL PRODUCE AREAS OF NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WITH WIND CHILL TEMPERATURES OF 30 BELOW ZERO OR COLDER TONIGHT BETWEEN CASPER AND KEMMERER...WITH AREAS OF BLOWING AND DRIFTING SNOW CONTINUING TO IMPACT TRAVEL. WYZ019-020-022-301000- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ /O.UPG.KRIW.WC.A.0002.141230T0700Z-141230T1900Z/ /O.NEW.KRIW.WC.W.0005.141230T0700Z-141230T1900Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITIES OF...JEFFREY CITY...CASPER 1202 PM MST MON DEC 29 2014 ...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY. THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS TONIGHT AND TUESDAY MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO AFTER MIDNIGHT TONIGHT INTO TUESDAY MORNING. * WIND AND VISIBILITY...AREAS OF NORTHEAST WIND AT 20 TO 30 MPH IN THE GREEN MOUNTAINS AND ACROSS SOUTHERN FREMONT COUNTY AND SOUTHWEST NATRONA COUNTY. VISIBILITY WILL BE REDUCED UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. THE NORTHEAST WIND WILL PERSIST THROUGH THE NIGHT TONIGHT. * IMPACTS...ROADS WILL BE SLICK...AND SNOWPACKED MAKING TRAVEL MORE DIFFICULT AT TIMES. AREAS OF BLOWING AND DRIFTING SNOW WILL MAKE FOR HAZARDOUS TRAVEL. LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME...ESPECIALLY AFTER MIDNIGHT TONIGHT AND INTO TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ028>030-301000- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ /O.UPG.KRIW.WC.A.0002.141230T0700Z-141230T1900Z/ /O.NEW.KRIW.WC.W.0005.141230T0700Z-141230T1900Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1202 PM MST MON DEC 29 2014 ...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY. THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS TONIGHT AND TUESDAY MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO AFTER MIDNIGHT TONIGHT INTO TUESDAY MORNING. * WIND AND VISIBILITY...A NORTHEAST WIND AT 15 TO 25 MPH WILL GUST TO 35 MPH. THIS WILL REDUCE VISIBILITY UNDER ONE HALF MILE IN SNOW AND BLOWING SNOW. WIND CHILLS WILL DROP TO AROUND 25 BELOW THIS MORNING AS THE COLDER TEMPERATURES AND WIND OCCURS. WIND CHILLS WILL AGAIN DROP TO 25 T0 35 DEGREES BELOW ZERO AFTER MIDNIGHT TONIGHT. * IMPACTS...ROADS WILL BE SLICK...AND SNOWPACKED MAKING TRAVEL MORE DIFFICULT AT TIMES. AREAS OF BLOWING AND DRIFTING SNOW WILL MAKE FOR HAZARDOUS TRAVEL. LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME...ESPECIALLY AFTER MIDNIGHT TONIGHT AND INTO TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ027-301000- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ /O.UPG.KRIW.WC.A.0002.141230T0700Z-141230T1900Z/ /O.NEW.KRIW.WC.W.0005.141230T0700Z-141230T1900Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 1202 PM MST MON DEC 29 2014 ...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY... ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY. THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS TONIGHT AND TUESDAY MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO AFTER MIDNIGHT TONIGHT INTO TUESDAY MORNING. * WIND AND VISIBILITY...AN EAST TO NORTHEAST WIND AT 15 TO 25 MPH GUSTING TO 30 MPH. THIS WILL CAUSE AREAS OF DRIFTING AND BLOWING SNOW. WIND CHILLS WILL DROP TO 25 TO 35 BELOW AFTER MIDNIGHT TONIGHT. * IMPACTS...ROADS WILL BE SLICK...AND SNOWPACKED MAKING TRAVEL MORE DIFFICULT AT TIMES. AREAS OF BLOWING AND DRIFTING SNOW WILL CAUSE HAZARDOUS TRAVEL AT TIMES. LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ003>007-292015- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ CODY FOOTHILLS-NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN- SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS- INCLUDING THE CITIES OF...CODY...MEETEETSE...POWELL...LOVELL... GREYBULL...BASIN...THERMOPOLIS...WORLAND 1202 PM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. $$ WYZ010-011-292015- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITIES OF...BUFFALO...KAYCEE 1202 PM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. $$ WYZ015>018-292015- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ WIND RIVER MOUNTAINS EAST-UPPER WIND RIVER BASIN-WIND RIVER BASIN- LANDER FOOTHILLS- INCLUDING THE CITIES OF...DUBOIS...RIVERTON...SHOSHONI...LANDER 1202 PM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. $$ WYZ008-009-292015- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 1202 PM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. $$ WYZ026-292015- /O.EXP.KRIW.WW.Y.0044.000000T0000Z-141229T1900Z/ UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...LA BARGE...BIG PINEY...FARSON 1202 PM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY... THE WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MST TODAY. $$ WYZ014-301000- /O.UPG.KRIW.WC.A.0002.141230T0700Z-141230T1900Z/ /O.NEW.KRIW.WC.W.0005.141230T0700Z-141230T1900Z/ WIND RIVER MOUNTAINS WEST- 1202 PM MST MON DEC 29 2014 ...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MST TUESDAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. * SUMMARY AND TIMING...STEADY NORTHEAST WIND WILL COMBINE WITH DROPPING TEMPERATURES TO CREATE DANGEROUS WIND CHILLS BY TONIGHT ON SOUTH PASS AND POINTS EAST. * WIND CHILL VALUES...25 TO 35 BELOW ZERO AFTER MIDNIGHT TONIGHT INTO TUESDAY MORNING. * WIND AND VISIBILITY...NORTHEAST WINDS OF 10 TO 20 MPH WILL CONTINUE THROUGH THE DAY...INCREASING TO 15 TO 25 MPH WITH GUSTS OVER 35 MPH AFTER MIDNIGHT TONIGHT. * IMPACTS...COLD TEMPERATURES WILL COMBINE WITH GUSTY WINDS TO CREATE WIND CHILLS OF 25 TO 35 BELOW AROUND SOUTH PASS. LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. THE GUSTY NORTHEAST WIND WILL ALSO CREATE AREAS OF BLOWING AND DRIFTING SNOW...FURTHER COMPLICATING TRAVEL AND ANY OUTDOOR ACTIVITIES TONIGHT INTO TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
5 follow-up statements
157 WWUS45 KRIW 300856 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 156 AM MST TUE DEC 30 2014 ...DANGEROUS WIND CHILLS CONTINUE ACROSS PORTIONS OF WESTERN AND CENTRAL WYOMING THROUGH TONIGHT... .VERY COLD TEMPERATURES WILL COMBINE WITH NORTHEAST WINDS OF 10 TO 20 MPH WITH LOCAL GUSTS TO 35 MPH IN THE WARNED AREA CREATING WIND CHILL TEMPERATURES AROUND 30 BELOW ZERO OR COLDER TONIGHT BETWEEN CASPER AND KEMMERER...THESE WINDS WILL CONTINUE THROUGH THE DAY ACROSS SWEETWATER COUNTY INTO LINCOLN COUNTY AND OVER SOUTH PASS. THERE WILL BE A BRIEF RESPITE THIS AFTERNOON IN NATRONA COUTNY BUT WINDS WILL PICK BACK UP THIS EVENING AS A WAVE PASSES TO THE NORTHEAST OF THE AREA...THUS RETURNING WIND CHILLS TO DANGEROUS LEVELS. WYZ020-022-302230- /O.EXT.KRIW.WC.W.0005.000000T0000Z-141231T1900Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 156 AM MST TUE DEC 30 2014 ...WIND CHILL WARNING NOW IN EFFECT UNTIL NOON MST WEDNESDAY... THE WIND CHILL WARNING IS NOW IN EFFECT UNTIL NOON MST WEDNESDAY. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THIS MORNING AND AGAIN LATE THIS AFTERNOON THROUGH EARLY WEDNESDAY MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO. * WIND AND VISIBILITY...A NORTHEAST WIND OF 10 TO 20 MPH WILL CONTINUE THROUGH THE MORNING AND WILL BECOME LIGHT THIS AFTERNOON. WINDS WILL THEN PICK UP AGAIN LATE THIS AFTERNOON FROM THE SOUTHWEST AT 10 TO 20 MPH WITH GUSTS OVER 35 MPH POSSIBLE AFTER MIDNIGHT...ESPECIALLY BETWEEN HILAND AND MIDWEST. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME...ESPECIALLY THIS MORNING AND AGAIN TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ014-019-027>030-302230- /O.EXT.KRIW.WC.W.0005.000000T0000Z-141231T0700Z/ WIND RIVER MOUNTAINS WEST-GREEN MOUNTAINS AND RATTLESNAKE RANGE- SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE- EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...KEMMERER...COKEVILLE... ROCK SPRINGS...GREEN RIVER...WAMSUTTER 156 AM MST TUE DEC 30 2014 ...WIND CHILL WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE WIND CHILL WARNING IS NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THROUGH TODAY AND TONIGHT. WIND SPEEDS WILL TAPER OFF INTO WEDNESDAY MORNING...ENDING THE WIND CHILL THREAT. * WIND CHILL VALUES...25 TO 35 BELOW ZERO. * WIND AND VISIBILITY...A NORTHEAST WIND AT 15 TO 25 MPH WILL GUST TO 35 MPH. WIND CHILLS WILL REMAIN AROUND 30 BELOW TODAY AND TONIGHT. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
761 WWUS45 KRIW 302112 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 212 PM MST TUE DEC 30 2014 ...DANGEROUS WIND CHILLS CONTINUE ACROSS PORTIONS OF WESTERN AND CENTRAL WYOMING THROUGH TONIGHT AND TOMORROW... .VERY COLD TEMPERATURES WILL COMBINE WITH WINDS OF 10 TO 20 MPH WITH LOCAL GUSTS TO 35 MPH IN THE WARNED AREA CREATING WIND CHILL TEMPERATURES AROUND 30 BELOW ZERO OR COLDER THIS EVENING BETWEEN CASPER AND KEMMERER. WINDS WILL EASE IN MOST AREAS LATER THIS EVENING. HOWEVER...SOUTHWEST WINDS WILL INCREASE LATER TONIGHT ACROSS NATRONA COUNTY AND BRING DANGEROUS WIND CHILLS ONCE AGAIN. WYZ020-022-310700- /O.CON.KRIW.WC.W.0005.000000T0000Z-141231T1900Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 212 PM MST TUE DEC 30 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST WEDNESDAY... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST WEDNESDAY. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THIS EVENING THROUGH WEDNESDAY MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO. * WIND AND VISIBILITY...LIGHT AND VARIABLE THIS AFTERNOON THEN INCREASING THIS EVENING SOUTHWEST AT 10 TO 20 MPH WITH GUSTS OVER 35 MPH POSSIBLE AFTER MIDNIGHT...ESPECIALLY BETWEEN HILAND AND MIDWEST. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME...ESPECIALLY THIS MORNING AND AGAIN TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ WYZ014-019-027>030-310700- /O.CON.KRIW.WC.W.0005.000000T0000Z-141231T0700Z/ WIND RIVER MOUNTAINS WEST-GREEN MOUNTAINS AND RATTLESNAKE RANGE- SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE- EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...KEMMERER...COKEVILLE... ROCK SPRINGS...GREEN RIVER...WAMSUTTER 212 PM MST TUE DEC 30 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THROUGH THIS EVENING. WIND SPEEDS WILL TAPER OFF INTO WEDNESDAY MORNING...ENDING THE WIND CHILL THREAT. * WIND CHILL VALUES...25 TO 35 BELOW ZERO. * WIND AND VISIBILITY...A NORTHEAST WIND AT 15 TO 25 MPH WILL GUST TO 35 MPH...DECREASING LATE THIS EVENING. WIND CHILLS WILL REMAIN AROUND 30 BELOW THIS EVENING. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
836 WWUS45 KRIW 310703 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1203 AM MST WED DEC 31 2014 ...DANGEROUS WIND CHILLS CONTINUE ACROSS NATRONA COUNTY THROUGH WEDNESDAY MORNING... .TEMPERATURES OF 10 TO 20 BELOW ZERO COMBINED WITH SOUTHWEST WINDS AT 15 TO 25 MPH WILL RESULT IN WIND CHILL READINGS OF 30 TO 40 BELOW ZERO THROUGH MID-MORNING WEDNESDAY. WYZ014-019-027>030-310815- /O.EXP.KRIW.WC.W.0005.000000T0000Z-141231T0700Z/ WIND RIVER MOUNTAINS WEST-GREEN MOUNTAINS AND RATTLESNAKE RANGE- SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE- EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...KEMMERER...COKEVILLE... ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1203 AM MST WED DEC 31 2014 ...WIND CHILL WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT... THE WIND CHILL WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT. WINDS HAVE DIMINISHED ACROSS THE AREA ENDING THE THREAT OF DANGEROUSLY COLD WIND CHILL TEMPERATURES. AIR TEMPERATURES WILL REMAIN BITTERLY COLD...FROM NEAR 20 BELOW TO NEAR 35 BELOW ZERO ACROSS THE AREA THIS MORNING. $$ WYZ020-022-311900- /O.CON.KRIW.WC.W.0005.000000T0000Z-141231T1900Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 1203 AM MST WED DEC 31 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST WEDNESDAY... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST WEDNESDAY. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THROUGH WEDNESDAY MORNING. * WIND CHILL VALUES...30 TO 40 BELOW ZERO THROUGH MID-MORNING. * WIND AND VISIBILITY...WEST TO SOUTHWEST WIND AT 15 TO 25 MPH. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
310 WWUS45 KRIW 311309 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 609 AM MST WED DEC 31 2014 ...DANGEROUS WIND CHILLS CONTINUE ACROSS NATRONA COUNTY THROUGH THIS MORNING... .TEMPERATURES OF 5 TO 15 BELOW ZERO COMBINED WITH SOUTHWEST WINDS AT 10 TO 20 MPH WILL RESULT IN WIND CHILL READINGS OF 25 TO 35 BELOW ZERO THROUGH MID TO LATE MORNING. WYZ020-022-311900- /O.CON.KRIW.WC.W.0005.000000T0000Z-141231T1900Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 609 AM MST WED DEC 31 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. * SUMMARY AND TIMING...ARCTIC AIR COMBINED WITH WIND WILL PRODUCE BITTER COLD WIND CHILLS THROUGH THIS MORNING. * WIND CHILL VALUES...25 TO 35 BELOW ZERO THIS MORNING. * WIND AND VISIBILITY...WEST TO SOUTHWEST WIND AT 10 TO 20 MPH. * IMPACTS...LOW WIND CHILLS CAN CAUSE FROST BITE IN A SHORT PERIOD OF TIME. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
917 WWUS45 KRIW 311904 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1204 PM MST WED DEC 31 2014 ...WIND CHILL WARNING ALLOWED TO EXPIRE... .WIND CHILL READINGS WILL REMAIN DANGEROUSLY COLD THIS EVENING AND TONIGHT...SO REMAIN CAUTIOUS WHEN VENTURING OUTDOORS. ACTUAL TEMPERATURES WILL FALL BELOW ZERO AGAIN...BUT WINDS SHOULD BE LIGHT ACROSS THE AREA. WYZ020-022-312015- /O.EXP.KRIW.WC.W.0005.000000T0000Z-141231T1900Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 1204 PM MST WED DEC 31 2014 ...WIND CHILL WARNING WILL EXPIRE AT NOON MST TODAY... WIND CHILLS WILL NOT REACH WARNING CRITERIA FOR THE REST OF TODAY. THEREFORE...THE WARNING IS NO LONGER IN EFFECT FOR PARTS OF NATRONA COUNTY. $$ KPL
What forecasters said that day
The local office's own words before this wind chill warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before this wind chill warning went out at Dec 29, 10:12 AM MST, 1 hour 50 minutes earlier.
Area forecast discussion, Dec 29, 10:12 AM MST, 1 hour 50 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RIVERTON WY 1012 AM MST MON DEC 29 2014 .SHORT TERM...TODAY THROUGH WEDNESDAY NIGHT SNOW WILL CONTINUE TO TAPER OFF WITH FLURRIES STICKING AROUND INTO TUESDAY. THERE WILL BE A 1058MB HIGH SETTLING IN BEHIND THIS SYSTEM TONIGHT WITH 700MB TEMPERATURES IN THE 25 BELOW RANGE. GIVEN HOW COLD THE TEMPERATURES WILL BE...IT WILL NOT TAKE MUCH WIND TO CREATE WIND CHILL ISSUES. IT LOOKS LIKE THERE WILL BE A STEADY NORTH TO NORTHEAST WIND BETWEEN KEMMERER AND CASPER TONIGHT THAT WILL BE ENOUGH TO WARRANT A WIND CHILL WATCH FOR THESE AREAS AFTER MIDNIGHT. SINCE IT IS FAIRLY BORDERLINE AND THERE ARE ALREADY VARIOUS WINTER WEATHER ADVISORIES OUT FOR THE MORNING...STUCK WITH JUST A WATCH FOR NOW. TUESDAY NIGHT TEMPERATURES ARE INTERESTING AS A FOLD OVER RIDGE OF SORTS MOVES IN. AIR LOOKS TO BE QUITE DRY WITH THE RIDGE SO SKIES WILL BE CLEAR ENOUGH TO ALLOW SIGNIFICANT RADIATIVE COOLING. HOWEVER...THE RIDGE WILL ALSO BRING A MUCH MORE MILD AIR MASS TO THE MOUNTAINS...PICKING OUT HOW SHARP THE INVERSIONS WILL BE LATE TUESDAY NIGHT WILL BE AN INTERESTING CHALLENGE. THIS SAME SETUP CREATES A CHALLENGE FOR HIGHS AND LOWS ON WEDNESDAY. IF THE BASINS AND VALLEYS DO MIX...THEY COULD BE QUITE A BIT WARMER THAN FORECAST. HOWEVER...THE TYPICAL FORCES FOR MIXING ARE NOT EVIDENT... SIGNIFICANT WIND AND SOME ELEMENT OF DOWNWARD FORCING OR PRECIPITATION...SO TEMPERATURES WERE DROPPED SIGNIFICANTLY IN THE VALLEYS AND BASINS AND MAY NEED TO BE DROPPED EVEN FURTHER IF MIXING STILL APPEARS UNLIKELY. .LONG TERM...THURSDAY THROUGH MONDAY SYNOPSIS...A RIDGE OF HIGH PRESSURE AND LIGHT WIND WILL BRING MUCH WARMER CONDITIONS TO MIXED AREAS THURSDAY AND FRIDAY WHILE LOWER CENTRAL BASINS AND WESTERN VALLEYS REMAIN TRAPPED UNDER STEEP INVERSIONS WITH TEMPERATURES 10 TO 20 DEGREES COLDER THAN SURROUNDING FOOTHILLS. THE STEEP INVERSIONS WILL ALSO LIKELY RESULT IN FOG FORMATION. THE POLAR FRONT MAY DIP SOUTH ACROSS THE HIGH PLAINS OVER THE WEEKEND BUT THE COLDEST AIR IS EXPECTED TO STAY NORTH AND EAST OF WYOMING. NORTHWEST FLOW WILL BRING SOME CHANCES OF SNOW TO THE NORTHERN AND WESTERN MOUNTAINS OVER THE WEEKEND BUT AMOUNTS NOW APPEAR TO BE ON THE LIGHT SIDE. DISCUSSION...MEDIUM-RANGE GUIDANCE HAS TRENDED FLATTER WITH THE UPPER FLOW OVER NORTH AMERICA LATE THIS WEEK INTO THE WEEKEND. THIS CHANGE IS LARGELY THE RESULT OF HIGH AMPLITUDE HIGH OVER THE EASTERN PACIFIC INTO THE ARCTIC CIRCLE GETTING SPLIT INTO BY PACIFIC STORMS PUSHING INTO THE GULF OF ALASKA AND PINCHING OFF A CLOSED UPPER HIGH OVER THE ARCTIC OCEAN/BEAUFORT SEA. HEIGHTS OVER THE NORTHERN ROCKIES CONTINUE TO BUILD THURSDAY AND FRIDAY AS SW UPPER LOW EJECTS INTO THE SOUTHERN PLAINS AND RIDGE ALONG THE WEST COAST EXPANDS INLAND. GULF OF AK IS EXPECTED TO SHEAR SE INTO BACKSIDE OF HUDSON BAY LOW. THE 00Z GFS BRINGS THIS ENERGY FURTHER SOUTH ALONG WITH THE POLAR FRONT SAGGING INTO NORTHERN WYOMING NEXT WEEKEND. ECMWF KEEPS THIS COLDER AIR MUCH FURTHER NORTH. 06Z GFS IS TRENDING TOWARD THE FLATTER ECMWF...SO OVERALL FORECAST IS TRENDED TOWARD A MILDER AND DRIER PATTERN OVER THE WEEKEND. .AVIATION.../18Z ISSUANCE/ EAST OF THE DIVIDE...KCOD/KCPR/KLND/KRIW/KWRL ROUTES WITH A VERY COLD ARCTIC AIR MASS IN PLACE...AREAS OF STRATUS WITH MVFR TO IFR CEILINGS AND VISIBILITIES REDUCED IN FOG AND FLURRIES WILL BE OVER THE AREA THROUGH 18Z TUESDAY OBSCURING TERRAIN. WEST OF THE DIVIDE...KBPI/KJAC/KPNA/KRKS ROUTES WITH A VERY COLD ARCTIC AIR MASS IN PLACE...AREAS OF STRATUS WITH MVFR TO IFR CEILINGS AND VISIBILITIES REDUCED IN FOG AND FLURRIES WILL BE OVER THE AREA THROUGH 18Z TUESDAY OBSCURING TERRAIN. .FIRE WEATHER... CLOUDY WITH FLURRIES TODAY WITH NORTHEAST BREEZES DEVELOPING IN RAWLINS AND CASPER DISPATCH AREAS. MIXING WILL BE FAIR IN THESE AREAS. OTHERWISE...SMOKE DISPERSION WILL BE VERY POOR FOR THE NEXT SEVERAL DAYS AS SHALLOW INVERSIONS SET UP IN THE BASINS AND VALLEYS. THE NEXT CHANCE FOR SIGNIFICANT SNOW AND MIXING WILL BE LATE NEXT WEEKEND. && .RIW WATCHES/WARNINGS/ADVISORIES... WINTER WEATHER ADVISORY UNTIL NOON MST TODAY WYZ003>011-015>020-022-026>030. WIND CHILL WATCH FROM LATE TONIGHT THROUGH TUESDAY MORNING WYZ014-019-020-022-027>030. && SHORT TERM...ALLEN LONG TERM...AEM AVIATION...C.BAKER FIRE WEATHER...ALLEN
Hazardous weather outlook, Dec 29, 5:00 AM MST, 7 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 500 AM MST MON DEC 29 2014 WYZ001>020-022>030-301200- ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST- BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS- EAST SWEETWATER COUNTY-FLAMING GORGE- GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN- NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS- ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES- SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN- SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY- TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN- UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN- WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST- YELLOWSTONE NATIONAL PARK- 500 AM MST MON DEC 29 2014 ...WINTER WEATHER ADVISORIES FOR CENTRAL AND SOUTHERN WYOMING THROUGH NOON TODAY... ...WIND CHILL WATCH IN EFFECT FOR PORTIONS OF SOUTHERN AND EAST CENTRAL WYOMING LATE TONIGHT AND TUESDAY MORNING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT SNOW WILL CONTINUE TO TAPER OFF THROUGH THE DAY WITH AREAS OF FLURRIES POSSIBLE THROUGH TONIGHT. NORTHEAST WINDS WILL CAUSE LOW WIND CHILLS THROUGH THE DAY WITH DANGEROUSLY LOW WIND CHILLS POSSIBLE AFTER MIDNIGHT TONIGHT ALONG THE I80 CORRIDOR...ON SOUTH PASS INTO NATRONA COUNTY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY TUESDAY THROUGH WEDNESDAY MORNING...CONTINUED COLD. NEW YEARS DAY THROUGH THURSDAY...AREAS OF FOG POSSIBLE IN CENTRAL BASINS AND THE SOUTHWEST. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT SNOW AMOUNTS. THANK YOU! TEAM RIVERTON
In the hours before
Local storm report, Dec 29, 6:57 AM MST, 5 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
0757 AM MDT MON DEC 29 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0606 AM SNOW GRAND TARGHEE - CHIEF J 43.79N 110.94W
12/28/2014 E5.00 INCHES TETON WY PARK/FOREST SRVC
1154 AM SNOW 5 SSE SMOOT 42.55N 110.88W
12/28/2014 M3.00 INCHES LINCOLN WY COCORAHS
1154 AM SNOW STAR VALLEY RANCH 42.97N 110.96W
12/28/2014 M4.10 INCHES LINCOLN WY COCORAHS
1155 AM SNOW 5 NNE THAYNE 42.97N 110.94W
12/28/2014 M4.50 INCHES LINCOLN WY COCORAHS
1155 AM SNOW PINEDALE 42.87N 109.86W
12/28/2014 M0.50 INCHES SUBLETTE WY COCORAHS
1156 AM SNOW ROCK SPRINGS 41.59N 109.22W
12/28/2014 M0.10 INCHES SWEETWATER WY COCORAHS
1156 AM SNOW ROCK SPRINGS 41.58N 109.22W
12/28/2014 M0.50 INCHES SWEETWATER WY COCORAHS
1156 AM SNOW 5 NW JACKSON 43.53N 110.82W
12/28/2014 M2.50 INCHES TETON WY COCORAHS
1156 AM SNOW 12 NE JACKSON 43.62N 110.62W
12/28/2014 M2.00 INCHES TETON WY COCORAHS
1157 AM SNOW 2 NE TETON VILLAGE 43.59N 110.79W
12/28/2014 M3.70 INCHES TETON WY COCORAHS
1157 AM SNOW 3 SSW WILSON 43.46N 110.89W
12/28/2014 M2.00 INCHES TETON WY COCORAHS
1157 AM SNOW 12 NNE PINEDALE 43.01N 109.76W
12/28/2014 E2.00 INCHES SUBLETTE WY MESONET
ELKHART PARK G.S. SNOTEL
1158 AM SNOW 26 N KEMMERER 42.15N 110.68W
12/28/2014 E2.00 INCHES LINCOLN WY MESONET
HAMS FORK SNOTEL
1158 AM SNOW 36 N KEMMERER 42.30N 110.68W
12/28/2014 E3.00 INCHES LINCOLN WY MESONET
INDIAN CREEK SNOTEL
1158 AM SNOW 15 NNE COKEVILLE 42.27N 110.81W
12/28/2014 E4.00 INCHES LINCOLN WY MESONET
KELLEY RANGER STATION SNOTEL
1158 AM SNOW 15 S AFTON 42.51N 110.91W
12/28/2014 E3.00 INCHES LINCOLN WY MESONET
SALT RIVER SUMMIT SNOTEL
1159 AM SNOW 17 E AFTON 42.76N 110.59W
12/28/2014 E3.00 INCHES SUBLETTE WY MESONET
TRIPLE PEAK SNOTEL
1159 AM SNOW 12 ESE BONDURANT 43.13N 110.20W
12/28/2014 E1.00 INCHES SUBLETTE WY MESONET
EAST RIM DIVIDE SNOTEL
1200 PM SNOW 5 N SOUTH ENTRANCE 44.21N 110.67W
12/28/2014 E4.00 INCHES YELLOWSTONE WY MESONET
LEWIS LAKE DIVIDE SNOTEL
1200 PM SNOW 14 ESE OLD FAITHFUL 44.37N 110.58W
12/28/2014 E1.00 INCHES YELLOWSTONE WY MESONET
THUMB DIVIDE SNOTEL
1200 PM SNOW 21 W CLARK 44.94N 109.57W
12/28/2014 E2.00 INCHES PARK WY MESONET
BEARTOOTH LAKE SNOTEL
1200 PM SNOW 19 WSW WAPITI 44.38N 109.79W
12/28/2014 E2.00 INCHES PARK WY MESONET
BLACKWATER SNOTEL
1200 PM SNOW 14 NE PAHASKA 44.65N 109.78W
12/28/2014 E3.00 INCHES PARK WY MESONET
EVENING STAR SNOTEL
1201 PM SNOW 26 WSW CLARK 44.80N 109.66W
12/28/2014 E2.00 INCHES PARK WY MESONET
WOLVERINE SNOTEL
1201 PM SNOW 8 NNE MORAN JUNCTION 43.95N 110.45W
12/28/2014 E2.00 INCHES TETON WY MESONET
BASE CAMP SNOTEL
1202 PM SNOW 10 N BONDURANT 43.34N 110.43W
12/28/2014 E4.00 INCHES TETON WY MESONET
GRANITE CREEK SNOTEL
1202 PM SNOW 8 W SOUTH ENTRANCE 44.13N 110.83W
12/28/2014 E5.00 INCHES TETON WY MESONET
GRASSY LAKE SNOTEL
1202 PM SNOW 14 E BONDURANT 43.17N 110.14W
12/28/2014 E3.00 INCHES SUBLETTE WY MESONET
LOOMIS PARK SNOTEL
1202 PM SNOW 8 WNW JACKSON 43.52N 110.91W
12/28/2014 E4.00 INCHES TETON WY MESONET
PHILLIPS BENCH SNOTEL
1202 PM SNOW 25 NW DUBOIS 43.75N 110.06W
12/28/2014 E2.00 INCHES TETON WY MESONET
TOGWOTEE PASS SNOTEL
1203 PM SNOW AFTON 42.72N 110.92W
12/28/2014 M1.40 INCHES LINCOLN WY CO-OP OBSERVER
1203 PM SNOW JACKSON 43.48N 110.75W
12/28/2014 M1.00 INCHES TETON WY CO-OP OBSERVER
1203 PM SNOW LAMAR RANGER STATION 44.89N 110.23W
12/28/2014 M2.00 INCHES YELLOWSTONE WY CO-OP OBSERVER
1203 PM SNOW PAHASKA 44.50N 109.96W
12/28/2014 M2.00 INCHES PARK WY CO-OP OBSERVER
1203 PM SNOW TOWER FALLS RANGER STAT 44.91N 110.42W
12/28/2014 M2.00 INCHES YELLOWSTONE WY CO-OP OBSERVER
1204 PM SNOW ALPINE 43.15N 111.00W
12/28/2014 M5.50 INCHES LINCOLN WY TRAINED SPOTTER
0603 AM SNOW 1 WSW CANYON 44.72N 110.51W
12/29/2014 E3.00 INCHES YELLOWSTONE WY MESONET
CANYON SNOTEL
0604 AM SNOW 16 N PAHASKA 44.73N 109.91W
12/29/2014 E4.00 INCHES YELLOWSTONE WY MESONET
PARKER PEAK SNOTEL
0604 AM SNOW 10 W PAHASKA 44.48N 110.16W
12/29/2014 E4.00 INCHES YELLOWSTONE WY MESONET
SYLVAN LAKE SNOTEL
0604 AM SNOW 4 WSW PAHASKA 44.48N 110.04W
12/29/2014 E1.00 INCHES YELLOWSTONE WY MESONET
SYLVAN ROAD SNOTEL
0604 AM SNOW 25 NE MORAN JUNCTION 44.15N 110.22W
12/29/2014 E2.00 INCHES YELLOWSTONE WY MESONET
TWO OCEAN PLATEAU SNOTEL
0604 AM SNOW 28 E LOVELL 44.80N 107.84W
12/29/2014 E1.00 INCHES BIG HORN WY MESONET
BALD MOUNTAIN SNOTEL
0605 AM SNOW 14 NE SHELL 44.68N 107.58W
12/29/2014 E2.00 INCHES BIG HORN WY MESONET
BONE SPRINGS DIVIDE SNOTEL
0605 AM SNOW 14 WNW MAYOWORTH 43.89N 107.06W
12/29/2014 E1.00 INCHES JOHNSON WY MESONET
BEAR TRAP MEADOW SNOTEL
0605 AM SNOW 17 W BUFFALO 44.40N 107.06W
12/29/2014 E1.00 INCHES JOHNSON WY MESONET
CLOUD PEAK RESERVOIR SNOTEL
0606 AM SNOW 14 WSW BUFFALO 44.26N 106.98W
12/29/2014 E2.00 INCHES JOHNSON WY MESONET
HANSEN SAWMILL SNOTEL
0606 AM SNOW 27 NW BUFFALO 44.54N 107.17W
12/29/2014 E1.00 INCHES JOHNSON WY MESONET
LITTLE GOOSE SNOTEL
0606 AM SNOW 16 W BUFFALO 44.34N 107.02W
12/29/2014 E4.00 INCHES JOHNSON WY MESONET
SOLDIER PARK SNOTEL
0607 AM HEAVY SNOW 6 ENE ALTA 43.78N 110.93W
12/29/2014 E12.00 INCHES TETON WY MESONET
GRAND TARGHEE SNOTEL
0607 AM SNOW SOUTH ENTRANCE 44.13N 110.67W
12/29/2014 E2.00 INCHES TETON WY MESONET
SNAKE RIVER STN SNOTEL
0607 AM HEAVY SNOW 8 S CASPER 42.73N 106.32W
12/29/2014 E8.00 INCHES NATRONA WY MESONET
CASPER MOUNTAIN SNOTEL
0608 AM HEAVY SNOW 22 SSE CASPER 42.57N 106.09W
12/29/2014 E8.00 INCHES NATRONA WY MESONET
RENO HILL SNOTEL
0608 AM SNOW 19 SW BONDURANT 42.96N 110.61W
12/29/2014 E2.00 INCHES LINCOLN WY MESONET
BLIND BULL SUMMIT SNOTEL
0608 AM SNOW 8 SE AFTON 42.65N 110.81W
12/29/2014 E5.00 INCHES LINCOLN WY MESONET
COTTONWOOD CREEK SNOTEL
0608 AM SNOW 21 W BIG PINEY 42.49N 110.53W
12/29/2014 E2.00 INCHES SUBLETTE WY MESONET
SNIDER BASIN SNOTEL
0608 AM SNOW 19 SE AFTON 42.53N 110.66W
12/29/2014 E5.00 INCHES LINCOLN WY MESONET
SPRING CREEK DIVIDE SNOTEL
0609 AM HEAVY SNOW 8 NE AFTON 42.82N 110.84W
12/29/2014 E6.00 INCHES LINCOLN WY MESONET
WILLOW CREEK SNOTEL
0610 AM SNOW 6 W CASPER 42.88N 106.42W
12/29/2014 M2.20 INCHES NATRONA WY TRAINED SPOTTER
CASPER AIRPORT
0610 AM SNOW RIVERTON AIRPORT 43.06N 108.47W
12/29/2014 M0.40 INCHES FREMONT WY NWS EMPLOYEE
0611 AM SNOW BONDURANT 43.22N 110.43W
12/29/2014 M3.00 INCHES SUBLETTE WY CO-OP OBSERVER
0611 AM SNOW DANIEL FISH HATCHERY 42.92N 110.12W
12/29/2014 M0.60 INCHES SUBLETTE WY CO-OP OBSERVER
0611 AM SNOW FOSSIL BUTTE 41.83N 110.77W
12/29/2014 M1.00 INCHES LINCOLN WY CO-OP OBSERVER
0611 AM SNOW MOOSE 43.65N 110.71W
12/29/2014 M5.00 INCHES TETON WY CO-OP OBSERVER
0613 AM SNOW 1 W POWELL 44.75N 108.77W
12/29/2014 M1.00 INCHES PARK WY COCORAHS
0614 AM HEAVY SNOW JACKSON HOLE - RENDEVOU 43.59N 110.87W
12/29/2014 E10.00 INCHES TETON WY PARK/FOREST SRVC
0633 AM HEAVY SNOW 9.9 NNW JACKSON 43.60N 110.85W
12/29/2014 E9.00 INCHES TETON WY PARK/FOREST SRVC
JACKSON HOLE - RAYMER
0633 AM HEAVY SNOW JACKSON HOLE - MID MOUN 43.59N 110.84W
12/29/2014 E19.00 INCHES TETON WY PARK/FOREST SRVC
0634 AM HEAVY SNOW 8.6 NNW JACKSON 43.58N 110.85W
12/29/2014 E6.00 INCHES TETON WY PARK/FOREST SRVC
JACKSON HOLE - BASE
0634 AM SNOW SNOW KING 43.46N 110.76W
12/29/2014 E3.00 INCHES TETON WY PARK/FOREST SRVC
0634 AM SNOW 14.3 E THAYNE 42.87N 110.71W
12/29/2014 E5.00 INCHES LINCOLN WY PARK/FOREST SRVC
BOX Y RANCH
0635 AM SNOW BROOKS LAKE 43.73N 110.01W
12/29/2014 E3.00 INCHES FREMONT WY PARK/FOREST SRVC
0635 AM SNOW TOGWOTEE MOUNTAIN LODGE 43.82N 110.18W
12/29/2014 E4.00 INCHES TETON WY PARK/FOREST SRVC
0635 AM HEAVY SNOW COMMISSARY RIDGE 42.57N 110.73W
12/29/2014 E8.00 INCHES LINCOLN WY PARK/FOREST SRVC
0636 AM SNOW 17.2 E THAYNE 42.97N 110.61W
12/29/2014 E4.00 INCHES LINCOLN WY PARK/FOREST SRVC
BLIND BULL SUMMIT
0645 AM SNOW HUDSON 42.89N 108.58W
12/29/2014 M1.70 INCHES FREMONT WY PUBLIC
0658 AM SNOW LANDER 42.84N 108.74W
12/29/2014 M3.00 INCHES FREMONT WY CO-OP OBSERVER
0710 AM SNOW 1 SW CASPER 42.81N 106.33W
12/29/2014 M5.00 INCHES NATRONA WY TRAINED SPOTTER
0739 AM SNOW JEFFREY CITY 42.49N 107.82W
12/29/2014 M2.00 INCHES FREMONT WY CO-OP OBSERVER
0740 AM SNOW 1 S LANDER 42.80N 108.72W
12/29/2014 M3.30 INCHES FREMONT WY PUBLIC
LANDER AIRPORT
0746 AM SNOW 2 SSW LOVELL 44.80N 108.41W
12/29/2014 M0.50 INCHES BIG HORN WY COCORAHS
0746 AM SNOW 9 SSE LANDER 42.69N 108.68W
12/29/2014 M3.60 INCHES FREMONT WY COCORAHS
0747 AM HEAVY SNOW 2 SE THAYNE 42.90N 110.98W
12/29/2014 M7.80 INCHES LINCOLN WY COCORAHS
0747 AM SNOW 2 WSW CODY 44.51N 109.09W
12/29/2014 M1.00 INCHES PARK WY COCORAHS
0747 AM SNOW 26 SW CODY 44.29N 109.47W
12/29/2014 M1.60 INCHES PARK WY COCORAHS
0748 AM SNOW 14 NW PINEDALE 42.98N 110.08W
12/29/2014 M3.10 INCHES SUBLETTE WY COCORAHS
0748 AM SNOW ROCK SPRINGS 41.58N 109.21W
12/29/2014 M1.80 INCHES SWEETWATER WY COCORAHS
0748 AM SNOW MOOSE 43.65N 110.71W
12/29/2014 M5.00 INCHES TETON WY COCORAHS
0750 AM SNOW 16 SSE TEN SLEEP 43.81N 107.36W
12/29/2014 M3.00 INCHES WASHAKIE WY CO-OP OBSERVER
0750 AM SNOW GREEN RIVER 41.53N 109.47W
12/29/2014 M1.50 INCHES SWEETWATER WY CO-OP OBSERVER
0751 AM SNOW 9 NE THERMOPOLIS 43.75N 108.14W
12/29/2014 M1.50 INCHES HOT SPRINGS WY CO-OP OBSERVER
0755 AM SNOW 6 SW LANDER 42.76N 108.79W
12/29/2014 M2.80 INCHES FREMONT WY COCORAHS
0755 AM SNOW 7 WNW LANDER 42.86N 108.86W
12/29/2014 M2.90 INCHES FREMONT WY COCORAHS
0756 AM SNOW 8 SW WORLAND 43.91N 108.05W
12/29/2014 M1.00 INCHES WASHAKIE WY COCORAHS
&&The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 29, 1:21 AM MST | Wind Chill Watch | RIW | Fremont, Lincoln, Natrona, Sublette, Sweetwater | 11 hr |
Nearby
Wind Chill Warnings in Wyoming, 2014Every wind chill warning 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.