Alert archive / Wyoming / Blizzard Warnings in 2016
Blizzard Warning 2, NWS Riverton, WY
NWS Riverton, WY issued this blizzard warning at Dec 25, 2016, 11:26 AM MST for Johnson County, Wyoming. It was in force for 12 hr. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Dec 25, 2016, 11:26 AM MST (18:26 UTC)
- Expired
- Dec 25, 2016, 11:00 PM MST
- In force
- 12 hr
- Issued by
- NWS Riverton, WY
County Johnson County, WY
The radar
The Riverton/Lander radar (KRIW), 187 km from the middle of the area, began a volume at 18:31 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 25, 12:41 PM MST | HEAVY SNOW 6 | 17 W Buffalo, WY | CLOUD PEAK RESERVOIR SNOTEL |
| Dec 25, 12:44 PM MST | SNOW 3 | 27 Nw Buffalo, WY | LITTLE GOOSE SNOTEL |
| Dec 25, 12:44 PM MST | SNOW 4 | 14 Wsw Buffalo, WY | HANSEN SAWMILL SNOTEL |
| Dec 25, 1:02 PM MST | SNOW 3 | 16 W Buffalo, WY | SOLDIER PARK SNOTEL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Riverton, WY (KRIW), launched 12:00Z, 6.4 hours before the alert went out and 182 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
- 3261 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
107 WWUS45 KRIW 251826 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1126 AM MST SUN DEC 25 2016 ...WINTER STORM TO IMPACT THE REGION THROUGH CHRISTMAS DAY... .THE WINTER STORM WILL SPREAD SNOW ACROSS MUCH OF THE REGION TODAY. THE WIND WILL BE INCREASING AS WELL ACROSS A GOOD PORTION OF THE AREA. THIS WILL LEAD TO BLOWING AND DRIFTING SNOW AND LOW VISIBILITY AT TIMES. THE STORM MOVES OUT OF THE WEST THIS AFTERNOON AND ENDS FROM WEST TO EAST THIS AFTERNOON AND EVENING. WYZ010-260000- /O.UPG.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ /O.NEW.KRIW.BZ.W.0002.161225T1826Z-161226T0600Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 1126 AM MST SUN DEC 25 2016 ...BLIZZARD WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...SNOW AND BLOWING SNOW CREATING WHITEOUT CONDITIONS WILL CONTINUE INTO THE EVENING. * SNOWFALL...3 TO 5 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND 30 TO 40 MPH WITH GUSTS 45 TO 55 MPH...DECREASING GRADUALLY THIS EVENING. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. TRAVEL WILL BE EXTREMELY TREACHEROUS AND ROADS MAY BE CLOSED. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO IF YOU MUST TRAVEL OR DIAL 5 1 1. 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. && $$ WYZ001-012-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS- INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE THROUGH THIS AFTERNOON AND EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. * WIND AND VISIBILITY...NORTHWEST WIND OF 20 TO 30 MPH IN OPEN AREAS WITH VISIBILITIES UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES... INCLUDING TETON PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ023-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ STAR VALLEY- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE INTO THIS EVENING. * SNOWFALL...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS. 3 INCHES WAS REPORTED AT STAR VALLEY RANCH THIS MORNING WITH 4 INCHES AT THAYNE. * VISIBILITY...UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW CONTINUING THROUGH THE DAY BEFORE TAPERING OFF THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS OVER THE SOUTH END OF THE RANGE ABOVE LANDER AND SOUTH PASS. 3 TO 9 INCHES HAVE ALREADY BEEN REPORTED AS OF 5 AM THIS MORNING. * WIND AND VISIBILITY...NORTHWEST WINDS INCREASING 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH AT TIMES CHRISTMAS DAY INTO THE EVENING. * MAIN IMPACT...SHARPLY REDUCED VISIBILITY TO NEAR ZERO AT TIMES IN SNOW AND BLOWING SNOW...INCLUDING OVER SOUTH PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE THROUGH CHRISTMAS DAY BEFORE ENDING EARLY THIS EVENING. THE HEAVIEST SNOW IS EXPECTED FROM THIS MORNING INTO EARLY AFTERNOON. * SNOWFALL...1 TO 3 INCHES. * WIND AND VISIBILITY...WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH DEVELOPING THIS MORNING AND CONTINUING TODAY BEFORE SUBSIDING IN THE EVENING. VISIBILITY MAY BE REDUCED TO NEAR ZERO AT TIMES ALONG INTERSTATE 80 AND OTHER AREA HIGHWAYS. * MAIN IMPACT...SNOW COVERED ROADS WITH CONSIDERABLE BLOWING SNOW IN STRONG WEST WIND REDUCING THE VISIBILITY TO NEAR ZERO AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ017-018-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...HEAVY SNOW IS EXPECTED AROUND MUCH OF THE AREA THIS MORNING...TAPERING OFF TO LIGHTER SNOW FOR THIS AFTERNOON AND EVENING. SNOWFALL RATES AROUND AN INCH PER HOURS CAN BE EXPECTED THIS MORNING. * SNOWFALL...4 TO 7 INCHES. RIVERTON REPORTED 4 TO 5 INCHES AS OF 11 AM THIS MORNING. * WIND AND VISIBILITY...NORTH WIND 15 TO 25 MPH AND GUSTY ACROSS THE NORTH END OF THE WIND RIVER BASIN WITH GUSTS OVER 40 MPH NEAR THE MOUTH OF WIND RIVER CANYON. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE DAY BEFORE TAPERING OFF IN THE EVENING. THE HEAVIEST SNOW WILL LIKELY OCCUR IN THE MORNING INTO MIDDAY. * SNOWFALL...3 TO 5 INCHES * WIND AND VISIBILITY...NORTH TO NORTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING AREAS OF BLOWING SNOW. VISIBILITIES WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ005>007-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN- OWL CREEK AND BRIDGER MOUNTAINS- INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE DAY BEFORE TAPERING OFF IN THE EARLY EVENING. THE HEAVIEST SNOW WILL LIKELY OCCUR IN THE MORNING UNTIL EARLY AFTERNOON. * SNOWFALL...1 TO 3 INCHES AROUND WORLAND...3 TO 5 INCHES IN THERMOPOLIS AND 4 TO 7 INCHES AROUND BIG TRAILS. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ020-022-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH LATE IN THE EVENING. SNOW WILL BE HEAVY AT TIMES LATE THIS MORNING THROUGH THIS AFTERNOON. * SNOWFALL...3 TO 6 INCHES ACROSS THE LOWER ELEVATIONS WITH 8 TO 12 INCHES ON CASPER MOUNTAIN. * WIND AND VISIBILITY...NORTH 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING SOME BLOWING SNOW. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ011-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...KAYCEE 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW WILL CONTINUE INTO THE EVENING. * SNOWFALL...2 TO 4 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND INCREASING TO AROUND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH THIS AFTERNOON. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ008-009-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE EVENING HOURS. * SNOWFALL...5 TO 9 INCHES. * WIND AND VISIBILITY...AREAS OF NORTH TO NORTHWEST WIND INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45 MPH OVER THE RIDGES AND AT PASS LEVEL. THIS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ003-260000- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ CODY FOOTHILLS- INCLUDING THE CITIES OF...CODY...MEETEETSE 1126 AM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGHOUT THE DAY BEFORE TAPERING OFF IN THE EARLY EVENING. THE HEAVIEST SNOW WILL LIKELY OCCUR IN THE MORNING UNTIL EARLY AFTERNOON. * SNOWFALL...2 TO 4 INCHES...WITH THE HIGHEST AMOUNTS CLOSER TO MEETEETSE. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
4 follow-up statements
059 WWUS45 KRIW 252242 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 342 PM MST SUN DEC 25 2016 ...WINTER STORM TO IMPACT THE REGION THROUGH THIS EVENING... .THE WINTER STORM WILL CONTINUE INTO THIS EVENING. EXPECT BLOWING AND DRIFTING SNOW AND LOW VISIBILITY AT TIMES. WYZ010-260315- /O.CON.KRIW.BZ.W.0002.000000T0000Z-161226T0600Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 342 PM MST SUN DEC 25 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW CREATING WHITEOUT CONDITIONS WILL CONTINUE INTO THE EVENING. INTERSTATE 90 WILL LIKELY STILL BE CLOSED INTO THIS EVENING. * SNOWFALL...3 TO 5 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND 30 TO 40 MPH WITH GUSTS 45 TO 55 MPH...DECREASING GRADUALLY THIS EVENING. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. TRAVEL WILL BE EXTREMELY TREACHEROUS AND ROADS MAY BE CLOSED. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO IF YOU MUST TRAVEL OR DIAL 5 1 1. 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. && $$ WYZ001-012-260315- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS- INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE THROUGH THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. SNOWFALL AROUND THE TETONS VARIED FROM 9 TO 15 INCHES SO FAR. * WIND AND VISIBILITY...NORTHWEST WIND OF 20 TO 30 MPH IN OPEN AREAS WITH VISIBILITIES UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES... INCLUDING TETON PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ023-260315- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ STAR VALLEY- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE INTO THIS EVENING. * SNOWFALL...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS. 3 INCHES WAS REPORTED AT STAR VALLEY RANCH THIS MORNING WITH 4 INCHES AT THAYNE. * VISIBILITY...UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL BE WINDING DOWN THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS OVER THE SOUTH END OF THE RANGE ABOVE LANDER AND SOUTH PASS. 6 TO 12 INCHES HAVE ALREADY BEEN REPORTED AS OF 1 PM THIS AFTERNOON. * WIND AND VISIBILITY...NORTHWEST WINDS INCREASING 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH AT TIMES CHRISTMAS DAY INTO THE EVENING. * MAIN IMPACT...SHARPLY REDUCED VISIBILITY TO NEAR ZERO AT TIMES IN SNOW AND BLOWING SNOW...INCLUDING OVER SOUTH PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...PERIODS OF LIGHT SNOW AND BLOWING SNOW WILL CONTINUE THROUGH THIS EVENING. * SNOWFALL...1 TO 3 INCHES. * WIND AND VISIBILITY...WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. VISIBILITY MAY BE REDUCED TO NEAR ZERO AT TIMES ALONG INTERSTATE 80 AND OTHER AREA HIGHWAYS. * MAIN IMPACT...SNOW COVERED ROADS WITH CONSIDERABLE BLOWING SNOW IN STRONG WEST WIND REDUCING THE VISIBILITY TO NEAR ZERO AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ017-018-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...MOSTLY LIGHT SNOW AND BLOWING SNOW WILL CONTINUE INTO THIS EVENING. * SNOWFALL...TOTAL SNOWFALL 4 TO 7 INCHES. RIVERTON REPORTED ALMOST 7 INCHES AS OF 3 PM THIS AFTERNOON WITH ONLY 2 TO 3 INCHES IN LANDER. * WIND AND VISIBILITY...NORTH WIND 15 TO 25 MPH AND GUSTY ACROSS THE NORTH END OF THE WIND RIVER BASIN WITH GUSTS OVER 40 MPH NEAR THE MOUTH OF WIND RIVER CANYON. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW. DRIFTS OF 2 TO 4 FEET CAN BE EXPECTED IN OPEN AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE DAY BEFORE TAPERING OFF IN THE EVENING. THE HEAVIEST SNOW WILL LIKELY OCCUR IN THE MORNING INTO MIDDAY. * SNOWFALL...3 TO 5 INCHES * WIND AND VISIBILITY...NORTH TO NORTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING AREAS OF BLOWING SNOW. VISIBILITIES WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ005>007-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN- OWL CREEK AND BRIDGER MOUNTAINS- INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE DAY BEFORE TAPERING OFF IN THE EARLY EVENING. THE HEAVIEST SNOW WILL LIKELY OCCUR IN THE MORNING UNTIL EARLY AFTERNOON. * SNOWFALL...4 TO 6 INCHES AROUND WORLAND WITH 6 TO 9 IN THERMOPOLIS AND AROUND BIG TRAILS. WORLAND REPORTED 4 INCHES THIS AFTERNOON WITH 6 TO 8 IN THERMOPOLIS. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ020-022-260315- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH LATE IN THE EVENING. SNOW WILL BE HEAVY AT TIMES LATE THIS MORNING THROUGH THIS AFTERNOON. * SNOWFALL...3 TO 6 INCHES ACROSS THE LOWER ELEVATIONS WITH 8 TO 12 INCHES ON CASPER MOUNTAIN. 4 INCHES WAS REPORTED IN CASPER AS OF EARLY THIS AFTERNOON. * WIND AND VISIBILITY...NORTH 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING SOME BLOWING SNOW. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ011-260315- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...KAYCEE 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW WILL CONTINUE INTO THE EVENING. * SNOWFALL...2 TO 4 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND INCREASING TO AROUND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH THIS AFTERNOON. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ008-009-260315- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE EVENING HOURS. * SNOWFALL...5 TO 9 INCHES. SNOWFALL AMOUNTS HAVE GENERALLY VARIED FROM 3 TO 6 INCHES AS OF 1 PM THIS AFTERNOON. * WIND AND VISIBILITY...AREAS OF NORTH TO NORTHWEST WIND INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45 MPH OVER THE RIDGES AND AT PASS LEVEL. THIS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ003-260300- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ CODY FOOTHILLS- INCLUDING THE CITIES OF...CODY...MEETEETSE 342 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGHOUT THE DAY BEFORE TAPERING OFF IN THE EARLY EVENING. * SNOWFALL...2 TO 4 INCHES...WITH THE HIGHEST AMOUNTS CLOSER TO MEETEETSE. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
884 WWUS45 KRIW 260229 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 729 PM MST SUN DEC 25 2016 ...WINTER STORM TO IMPACT THE REGION THROUGH THIS EVENING... .THE WINTER STORM WILL CONTINUE INTO THIS EVENING. EXPECT BLOWING AND DRIFTING SNOW AND LOW VISIBILITY AT TIMES. WYZ010-260600- /O.CON.KRIW.BZ.W.0002.000000T0000Z-161226T0600Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 729 PM MST SUN DEC 25 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW CREATING WHITEOUT CONDITIONS WILL CONTINUE INTO THE EVENING. INTERSTATE 90 IS CLOSED BOTH WAYS OUT OF BUFFALO. * SNOWFALL...3 TO 5 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND 30 TO 40 MPH WITH GUSTS TO 50 MPH...DECREASING GRADUALLY THROUGH THE NIGHT. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. TRAVEL WILL BE EXTREMELY TREACHEROUS AND ROADS MAY BE CLOSED. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO IF YOU MUST TRAVEL OR DIAL 5 1 1. 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. && $$ WYZ001-012-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS- INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE THROUGH THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. SNOWFALL AROUND THE TETONS VARIED FROM 9 TO 15 INCHES SO FAR. * WIND AND VISIBILITY...NORTHWEST WIND OF 20 TO 30 MPH IN OPEN AREAS WITH VISIBILITIES UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES... INCLUDING TETON PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ023-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ STAR VALLEY- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE INTO THIS EVENING. * SNOWFALL...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS. 3 INCHES WAS REPORTED AT STAR VALLEY RANCH THIS MORNING WITH 4 INCHES AT THAYNE. * VISIBILITY...UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL BE WINDING DOWN THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS OVER THE SOUTH END OF THE RANGE ABOVE LANDER AND SOUTH PASS. 6 TO 12 INCHES HAVE ALREADY BEEN REPORTED AS OF 1 PM THIS AFTERNOON. * WIND AND VISIBILITY...NORTHWEST WINDS INCREASING 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH AT TIMES CHRISTMAS DAY INTO THE EVENING. * MAIN IMPACT...SHARPLY REDUCED VISIBILITY TO NEAR ZERO AT TIMES IN SNOW AND BLOWING SNOW...INCLUDING OVER SOUTH PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...PERIODS OF LIGHT SNOW AND BLOWING SNOW WILL CONTINUE THROUGH THIS EVENING MAINLY EAST OF ROCK SPRINGS TO WAMSUTTER. * SNOWFALL...1 TO 3 INCHES. * WIND AND VISIBILITY...WEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. VISIBILITY MAY BE REDUCED TO NEAR ZERO AT TIMES ALONG INTERSTATE 80 AND OTHER AREA HIGHWAYS. * MAIN IMPACT...SNOW COVERED ROADS WITH CONSIDERABLE BLOWING SNOW IN STRONG WEST WIND REDUCING THE VISIBILITY TO NEAR ZERO AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ017-018-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...LIGHT SNOW WILL TAPER OFF WITH LESS THAN AN INCH OF ADDITIONAL SNOWFALL. SOME DRIFTING SNOW WILL OCCUR IN OPEN AREAS. * SNOWFALL...RIVERTON HAS HAD 7 TO 9 INCHES SO FAR WITH ONLY 2 TO 3 INCHES IN LANDER. * WIND AND VISIBILITY...WIND WILL BE DECREASING IN THE EASTERN PART OF THE COUNTY BY MIDNIGHT. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF DRIFTING SNOW. DRIFTS OF 2 TO 4 FEET CAN BE EXPECTED IN OPEN AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...ONLY LIGHT SNOW WILL OCCUR THIS EVENING WITH LITTLE OR NO ACCUMULATION. * SNOWFALL...3 TO 5 INCHES * WIND AND VISIBILITY...NORTH TO NORTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING AREAS OF BLOWING SNOW. VISIBILITIES WILL BE REDUCED TO UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ005>007-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN- OWL CREEK AND BRIDGER MOUNTAINS- INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE TO DECREASE THIS EVENING. * SNOWFALL...4 TO 6 INCHES AROUND WORLAND WITH 6 TO 9 IN THERMOPOLIS AND AROUND BIG TRAILS. SO FAR WORLAND REPORTED 4 TO 5 INCHES WITH 6 TO 8 IN THERMOPOLIS. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ020-022-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH LATE IN THE EVENING. SNOW WILL BE HEAVY AT TIMES UNTIL 9 PM. * SNOWFALL...5 TO 6 INCHES ACROSS THE LOWER ELEVATIONS WITH 8 TO 12 INCHES ON CASPER MOUNTAIN. 4 TO 5 INCHES WAS REPORTED IN CASPER SO FAR. * WIND AND VISIBILITY...NORTH 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING SOME BLOWING SNOW. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ011-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...KAYCEE 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW WILL CONTINUE INTO THE EVENING. * SNOWFALL...2 TO 4 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND INCREASING TO AROUND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH THIS AFTERNOON. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ008-009-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE EVENING HOURS. * SNOWFALL...5 TO 9 INCHES. SNOWFALL AMOUNTS HAVE GENERALLY VARIED FROM 3 TO 6 INCHES AS OF 1 PM THIS AFTERNOON. * WIND AND VISIBILITY...AREAS OF NORTH TO NORTHWEST WIND INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45 MPH OVER THE RIDGES AND AT PASS LEVEL. THIS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ003-260330- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ CODY FOOTHILLS- INCLUDING THE CITIES OF...CODY...MEETEETSE 729 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGHOUT THE DAY BEFORE TAPERING OFF IN THE EARLY EVENING. * SNOWFALL...2 TO 4 INCHES...WITH THE HIGHEST AMOUNTS CLOSER TO MEETEETSE. * WIND AND VISIBILITY...NORTHWEST 15 TO 25 MPH AT TIMES... ESPECIALLY OPEN AREAS. VISIBILITY WILL BE UNDER ONE MILE AT TIMES IN SNOW AND LOCAL BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
440 WWUS45 KRIW 260303 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 803 PM MST SUN DEC 25 2016 ...WINTER STORM TO IMPACT THE REGION THROUGH THIS EVENING... .THE WINTER STORM WILL CONTINUE INTO THIS EVENING. EXPECT BLOWING AND DRIFTING SNOW AND LOW VISIBILITY AT TIMES. WYZ014-015-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... THE SNOW WILL END BY MIDNIGHT WITH LITTLE OR NO ACCUMULATION. $$ WYZ028>030-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... SOME LIGHT SNOW WILL OCCUR IN EASTERN SWEETWATER COUNTY THROUGH LATE EVENING WITH LITTLE ADDITIONAL ACCUMULATION. THE WEST WIND OF 20 TO 30 MPH WITH GUSTS TO 35 MPH WILL CONTINUE THROUGH THE NIGHT. $$ WYZ017-018-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... THE SNOW WILL END WITH LITTLE ACCUMULATION. $$ WYZ019-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... THE SNOW WILL END BY MIDNIGHT. THE WEST WIND OF 15 TO 25 MPH WILL CAUSE DRIFTING SNOW OVERNIGHT. $$ WYZ005>007-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN- OWL CREEK AND BRIDGER MOUNTAINS- INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... THE SNOW WILL END BY MIDNIGHT WITH LESS THAN AN INCH OF NEW SNOW. AREAS OF DRIFTING SNOW WILL OCCUR THROUGH MIDNIGHT. $$ WYZ003-260415- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0300Z/ CODY FOOTHILLS- INCLUDING THE CITIES OF...CODY...MEETEETSE 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM MST THIS EVENING... LIGHT SNOW WILL END TOWARD MIDNIGHT. AN INCH OR LESS OF NEW SNOW IS EXPECTED. $$ WYZ010-260600- /O.CON.KRIW.BZ.W.0002.000000T0000Z-161226T0600Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 803 PM MST SUN DEC 25 2016 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW CREATING WHITEOUT CONDITIONS WILL CONTINUE INTO THE EVENING. INTERSTATE 90 IS CLOSED BOTH WAYS OUT OF BUFFALO. * SNOWFALL...3 TO 5 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND 30 TO 40 MPH WITH GUSTS TO 50 MPH...DECREASING GRADUALLY THROUGH THE NIGHT. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. TRAVEL WILL BE EXTREMELY TREACHEROUS AND ROADS MAY BE CLOSED. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO IF YOU MUST TRAVEL OR DIAL 5 1 1. 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. && $$ WYZ001-012-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS- INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE THROUGH THIS EVENING. * SNOWFALL...6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS. SNOWFALL AROUND THE TETONS VARIED FROM 9 TO 15 INCHES SO FAR. * WIND AND VISIBILITY...NORTHWEST WIND OF 20 TO 30 MPH IN OPEN AREAS WITH VISIBILITIES UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES... INCLUDING TETON PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ023-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ STAR VALLEY- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...PERIODS OF SNOW WILL CONTINUE INTO THIS EVENING. * SNOWFALL...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS. 3 INCHES WAS REPORTED AT STAR VALLEY RANCH THIS MORNING WITH 4 INCHES AT THAYNE. * VISIBILITY...UNDER ONE MILE AT TIMES. * MAIN IMPACT...SLICK...SNOW COVERED ROADS REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ020-022-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH LATE IN THE EVENING. SNOW WILL BE HEAVY AT TIMES UNTIL 9 PM. * SNOWFALL...5 TO 6 INCHES ACROSS THE LOWER ELEVATIONS WITH 8 TO 12 INCHES ON CASPER MOUNTAIN. 4 TO 5 INCHES WAS REPORTED IN CASPER SO FAR. * WIND AND VISIBILITY...NORTH 15 TO 25 MPH WITH GUSTS TO 35 MPH IN OPEN AREAS CAUSING SOME BLOWING SNOW. VISIBILITIES WILL BE UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ011-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...KAYCEE 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW AND BLOWING SNOW WILL CONTINUE INTO THE EVENING. * SNOWFALL...2 TO 4 INCHES. * WIND AND VISIBILITY...NORTHWEST WIND INCREASING TO AROUND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH THIS AFTERNOON. THIS WILL CAUSE CONSIDERABLE BLOWING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. * MAIN IMPACT...NEAR ZERO VISIBILITY AT TIMES IN STRONG NORTH WIND COMBINED WITH SNOW AND BLOWING SNOW...INCLUDING INTERSTATES 25 AND 90. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ008-009-260600- /O.CON.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 803 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... * TIMING...SNOW WILL CONTINUE THROUGH THE EVENING HOURS. * SNOWFALL...5 TO 9 INCHES. SNOWFALL AMOUNTS HAVE GENERALLY VARIED FROM 3 TO 6 INCHES AS OF 1 PM THIS AFTERNOON. * WIND AND VISIBILITY...AREAS OF NORTH TO NORTHWEST WIND INCREASING TO 20 TO 30 MPH WITH GUSTS TO 45 MPH OVER THE RIDGES AND AT PASS LEVEL. THIS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW. * MAIN IMPACT...SLICK...SNOW COVERED ROADS AND AREAS OF BLOWING SNOW REDUCING THE VISIBILITY UNDER ONE HALF MILE AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
669 WWUS45 KRIW 260600 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1100 PM MST SUN DEC 25 2016 WYZ010-260700- /O.EXP.KRIW.BZ.W.0002.000000T0000Z-161226T0600Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 1100 PM MST SUN DEC 25 2016 ...BLIZZARD WARNING WILL EXPIRE AT 11 PM MST THIS EVENING... THE WIND IS DECREASING OVER THE AREA. LIGHT SNOW WILL CONTINUE INTO THE EARLY MORNING WITH AN INCH OR LESS OF NEW SNOW EXPECTED. $$ WYZ001-012-260700- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS- INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL 1100 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... A FEW SNOW SHOWERS OVERNIGHT WITH LITTLE ADDITIONAL ACCUMULATION. $$ WYZ023-260700- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ STAR VALLEY- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 1100 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... VERY LIGHT SNOW OR FLURRIES AT TIMES OVERNIGHT WITH LITTLE ACCUMULATION. $$ WYZ020-022-260700- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN- INCLUDING THE CITY OF...CASPER 1100 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... LIGHT SNOW WILL END BY MORNING. THE SOUTHWEST WIND OF 15 TO 25 MPH WILL CAUSE BLOWING AND DRIFTING SNOW THROUGH THE NIGHT. LITTLE ADDITIONAL SNOWFALL IS EXPECTED. $$ WYZ011-260700- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ SOUTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...KAYCEE 1100 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... LIGHT SNOW WILL END BY MORNING WITH LESS THAN AN INCH OF ADDITIONAL SNOWFALL. $$ WYZ008-009-260700- /O.EXP.KRIW.WW.Y.0041.000000T0000Z-161226T0600Z/ BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- 1100 PM MST SUN DEC 25 2016 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 11 PM MST THIS EVENING... SNOW WILL END BY MORNING. AN INCH OR TWO OF NEW SNOW MAY OCCUR. $$
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 25, 3:15 PM MST | High Wind Watch | RIW | Park | 11 hr |
Nearby
Blizzard Warnings in Wyoming, 2016Every blizzard warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.