Alert archive / Wyoming / Winter Storm Warnings in 2017
Winter Storm Warning 1, NWS Riverton, WY
NWS Riverton, WY issued this winter storm warning at Jan 3, 2017, 12:49 PM MST for 4 counties in Wyoming. It took effect at Jan 3, 2017, 2:00 PM MST. It was in force for 39 hr. 23 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
- Jan 3, 2017, 12:49 PM MST (19:49 UTC)
- In effect from
- Jan 3, 2017, 2:00 PM MST
- Expired
- Jan 5, 2017, 4:38 AM MST
- In force
- 39 hr
- Issued by
- NWS Riverton, WY
Counties Fremont County, WY, Lincoln County, WY, Sublette County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 110 km from the middle of the area, began a volume at 19:54 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 |
|---|---|---|---|
| Jan 4, 9:00 AM MST | SNOW 5.2 | 16 S Afton, WY | SALT RIVER SUMMIT SNOTEL 7760 MSL. 16-HOUR TOTAL. |
| Jan 4, 12:43 PM MST | SNOW 2.5 | Daniel Fish Hatchery, WY | |
| Jan 4, 1:12 PM MST | HEAVY SNOW 7 | Star Valley Ranch, WY | |
| Jan 4, 1:20 PM MST | SNOW 2.2 | 13 Ne Big Piney, WY | |
| Jan 4, 3:00 PM MST | HEAVY SNOW 9 | 2 Nw Afton, WY | |
| Jan 4, 3:02 PM MST | HEAVY SNOW 11 | Smoot, WY | |
| Jan 4, 3:32 PM MST | HEAVY SNOW 8 | 17.2 E Thayne, WY | BLIND BULL SUMMIT |
| Jan 4, 3:32 PM MST | HEAVY SNOW 14 | 14.3 E Thayne, WY | BOX Y RANCH |
| Jan 4, 3:32 PM MST | HEAVY SNOW 17 | Commissary Ridge, WY | |
| Jan 4, 4:00 PM MST | HEAVY SNOW 6 | 14 E Bondurant, WY | LOOMIS PARK SNOTEL |
| Jan 4, 4:01 PM MST | SNOW 3 | 16 Sw Dubois, WY | GUNSITE PASS SNOTEL |
| Jan 4, 4:01 PM MST | SNOW 4 | 12 N Cora, WY | NEW FORK LAKE SNOTEL |
| Jan 4, 4:01 PM MST | SNOW 4 | 22 N Cora, WY | KENDALL RANGER STATION SNOTEL |
| Jan 4, 4:01 PM MST | HEAVY SNOW 6 | 25 Sw Lander, WY | LARSEN CREEK SNOTEL |
| Jan 4, 4:02 PM MST | SNOW 3 | 6 Wsw Dubois, WY | LITTLE WARM SNOTEL |
| Jan 4, 4:02 PM MST | HEAVY SNOW 9 | 15 S Afton, WY | SALT RIVER SUMMIT SNOTEL |
| Jan 4, 4:02 PM MST | HEAVY SNOW 10 | 8 Se Afton, WY | COTTONWOOD CREEK SNOTEL |
| Jan 4, 4:03 PM MST | HEAVY SNOW 9 | 8 Ne Afton, WY | WILLOW CREEK SNOTEL |
| Jan 4, 4:03 PM MST | HEAVY SNOW 10 | 17 E Afton, WY | TRIPLE PEAK SNOTEL |
| Jan 4, 4:03 PM MST | HEAVY SNOW 10 | 19 Se Afton, WY | SPRING CREEK DIVIDE SNOTEL |
| Jan 4, 5:51 PM MST | SNOW 5.8 | Fossil Butte, WY | |
| Jan 4, 7:11 PM MST | HEAVY SNOW 13 | Alpine, WY | |
| Jan 4, 7:56 PM MST | HEAVY SNOW 13 | Star Valley Ranch, WY |
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, 7.8 hours before the alert went out and 116 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
- 877 m above ground
- 0-6 km bulk shear
- 99 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
626 WWUS45 KRIW 031949 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1249 PM MST TUE JAN 3 2017 ...HEAVY SNOW AMOUNTS ANTICIPATED FOR SOUTHWEST AND CENTRAL WYOMING THIS EVENING THROUGH THURSDAY MORNING... .THE NORTHERN EDGE OF A WINTER STORM MAINLY OVER THE GREAT BASIN WILL BRING SNOW AND STRONG WINDS TO SOUTHWEST WYOMING SPREADING INTO CENTRAL WYOMING TONIGHT THROUGH THURSDAY MORNING. THE HEAVIEST SNOWFALL AND STRONGEST WINDS ARE EXPECTED IN SWEETWATER...SUBLETTE AND LINCOLN COUNTIES. ON THE NORTHERN EDGE OF THE STORM...SNOW IS ALSO EXPECTED IN SOUTHERN FREMONT ANS TETON COUNTIES WHERE LOWER SNOW AMOUNTS ARE EXPECTED. WYZ023-024-041000- /O.UPG.KRIW.WS.A.0001.170103T2100Z-170105T1800Z/ /O.NEW.KRIW.WS.W.0001.170103T2100Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 1249 PM MST TUE JAN 3 2017 ...WINTER STORM WARNING IN EFFECT UNTIL 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 11 AM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...5 TO 9 INCHES IN THE STAR VALLEY. 12 TO 16 INCHES IN THE SALT RIVER AND WYOMING RANGES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD, WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ027-041000- /O.UPG.KRIW.WS.A.0001.170104T0900Z-170105T1800Z/ /O.NEW.KRIW.WS.W.0001.170104T0300Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 1249 PM MST TUE JAN 3 2017 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...5 TO 9 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW BY 10 PM WEDNESDAY EVENING WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD, WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ026-041000- /O.UPG.KRIW.WS.A.0001.170104T0900Z-170105T1800Z/ /O.NEW.KRIW.WS.W.0001.170104T0300Z-170105T1800Z/ UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...LA BARGE...BIG PINEY...FARSON 1249 PM MST TUE JAN 3 2017 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...4 TO 8 INCHES IN SOUTHERN SUBLETTE COUNTY INCLUDING THE TOWN OF FARSON BUT ONLY 3 TO 5 INCHES IN BIG PINEY. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS WILL CAUSE AREAS OF BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD, WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-041000- /O.UPG.KRIW.WS.A.0001.170104T0900Z-170105T1800Z/ /O.NEW.KRIW.WS.W.0001.170104T0300Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1249 PM MST TUE JAN 3 2017 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...5 TO 10 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO ON AREA HIGHWAYS AT TIMES INCLUDING INTERSTATE 80 ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD, WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ025-041000- /O.NEW.KRIW.WS.W.0001.170104T0300Z-170105T1800Z/ UPPER GREEN RIVER BASIN FOOTHILLS- INCLUDING THE CITY OF...PINEDALE 1249 PM MST TUE JAN 3 2017 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD, WATER, AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-041000- /O.NEW.KRIW.WW.Y.0002.170104T0300Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 1249 PM MST TUE JAN 3 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...5 TO 10 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN, AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-041000- /O.NEW.KRIW.WW.Y.0002.170104T0300Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1249 PM MST TUE JAN 3 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...3 TO 7 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING 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. && $$ WYZ012-013-041000- /O.NEW.KRIW.WW.Y.0002.170104T0300Z-170105T1800Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 1249 PM MST TUE JAN 3 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST THURSDAY. * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS EVENING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY MIDNIGHT CONTINUING THROUGH WEDNESDAY AND WEDNESDAY NIGHT. * SNOW TOTALS...5 TO 10 INCHES IN THE TETONS WITH 2 TO 4 INCHES IN JACKSON HOLE. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN, AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
7 follow-up statements
001 WWUS45 KRIW 040941 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 241 AM MST WED JAN 4 2017 ...HEAVY SNOW AMOUNTS ANTICIPATED FOR SOUTHWEST AND CENTRAL WYOMING THROUGH THURSDAY MORNING... .THE NORTHERN EDGE OF A WINTER STORM MAINLY OVER THE GREAT BASIN WILL BRING SNOW AND STRONG WINDS TO SOUTHWEST WYOMING...SPREADING INTO CENTRAL WYOMING THROUGH THURSDAY MORNING. THE HEAVIEST SNOWFALL AND STRONGEST WINDS ARE EXPECTED IN SWEETWATER...SUBLETTE AND LINCOLN COUNTIES. ON THE NORTHERN EDGE OF THE STORM...SNOW IS ALSO EXPECTED IN NATRONA...FREMONT AND TETON COUNTIES...WHERE LOWER SNOW AMOUNTS ARE EXPECTED. WYZ023-024-042300- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 241 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED BY SUNRISE...CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL QUICKLY END BY SUNRISE THURSDAY. * SNOW TOTALS...5 TO 8 INCHES IN THE STAR VALLEY. 12 TO 16 INCHES IN THE SALT RIVER AND WYOMING RANGES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ027-042300- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 241 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED AFTER SUNRISE AND CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 10 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW BY 10 PM WEDNESDAY EVENING WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ025-026-042300- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY... FARSON 241 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED AFTER SUNRISE CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS WILL CAUSE AREAS OF BLOWING SNOW ACROSS SOUTHERN PORTIONS OF SUBLETTE COUNTY. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-042300- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 241 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED AFTER SUNRISE CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...5 TO 10 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-042300- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 241 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED AFTER SUNRISE CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...5 TO 10 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$ WYZ019-042300- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 241 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW DEVELOPING THIS MORNING...CONTINUING THROUGH THE DAY TODAY AND TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...3 TO 6 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ012-013-042300- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 241 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW THIS MORNING. PERIODS OF HEAVIER SNOWFALL IS EXPECTED AFTER SUNRISE...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...5 TO 10 INCHES IN THE TETONS WITH 2 TO 4 INCHES IN JACKSON HOLE. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING 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. && $$
182 WWUS45 KRIW 041709 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1009 AM MST WED JAN 4 2017 ...HEAVY SNOW AMOUNTS ANTICIPATED FOR SOUTHWEST AND CENTRAL WYOMING THROUGH THURSDAY MORNING... .THE NORTHERN EDGE OF A WINTER STORM MAINLY OVER THE GREAT BASIN WILL BRING SNOW AND STRONG WINDS TO SOUTHWEST WYOMING...SPREADING INTO CENTRAL WYOMING THROUGH THURSDAY MORNING. THE HEAVIEST SNOWFALL AND STRONGEST WINDS ARE EXPECTED IN SWEETWATER... SUBLETTE AND LINCOLN COUNTIES. ON THE NORTHERN EDGE OF THE STORM...SNOW IS ALSO EXPECTED IN NATRONA...FREMONT AND TETON COUNTIES...WHERE LOWER SNOW AMOUNTS ARE EXPECTED. WYZ023-024-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 1009 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF LIGHT SNOW...HEAVY AT TIMES...CONTINUING THROUGH TONIGHT. SNOW WILL QUICKLY END BY SUNRISE THURSDAY. * SNOW TOTALS...8 TO 15 INCHES IN THE STAR VALLEY. 15 TO 20 INCHES IN THE SALT RIVER AND WYOMING RANGES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ027-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 1009 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES EXPECTED TO CONTINUE THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW BY 10 PM THIS EVENING WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ025-026-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY... FARSON 1009 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...4 TO 8 INCHES LOCALLY 12 INCHES IN THE SOUTH. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS WILL CAUSE AREAS OF BLOWING SNOW ACROSS SOUTHERN PORTIONS OF SUBLETTE COUNTY. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1009 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ020-051200- /O.EXB.KRIW.WW.Y.0002.000000T0000Z-170105T1200Z/ NATRONA COUNTY LOWER ELEVATIONS- INCLUDING THE CITY OF...CASPER 1009 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 5 AM MST THURSDAY. * TIMING...PERIODS OF SNOW CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...2 TO 5 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ016>018-051200- /O.EXB.KRIW.WW.Y.0002.000000T0000Z-170105T1200Z/ UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...DUBOIS...RIVERTON...SHOSHONI...LANDER 1009 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST THURSDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 5 AM MST THURSDAY. * TIMING...PERIODS OF SNOW CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...2 TO 5 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$ WYZ014-015-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 1009 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TODAY AND TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1009 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...CONTINUING THROUGH THE DAY TODAY AND TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL ALONG HIGHWAY 287. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING 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. && $$ WYZ012-013-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 1009 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY ATV TIMES...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...8 TO 12 INCHES IN THE TETONS WITH 3 TO 7 INCHES IN JACKSON HOLE. * MAIN IMPACT...HIGHWAYS WILL BECOME SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
555 WWUS45 KRIW 041855 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1155 AM MST WED JAN 4 2017 ...HEAVY SNOW AMOUNTS ANTICIPATED FOR SOUTHWEST AND CENTRAL WYOMING THROUGH THURSDAY MORNING... .THE NORTHERN EDGE OF A WINTER STORM MAINLY OVER THE GREAT BASIN WILL BRING SNOW AND STRONG WINDS TO SOUTHWEST WYOMING...SPREADING INTO CENTRAL WYOMING THROUGH THURSDAY MORNING. THE HEAVIEST SNOWFALL AND STRONGEST WINDS ARE EXPECTED IN SWEETWATER... SUBLETTE AND LINCOLN COUNTIES. ON THE NORTHERN EDGE OF THE STORM...SNOW IS ALSO EXPECTED IN NATRONA...FREMONT AND TETON COUNTIES...WHERE LOWER SNOW AMOUNTS ARE EXPECTED. WYZ023-024-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 1155 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES...CONTINUING THROUGH TONIGHT. SNOW WILL QUICKLY END BY SUNRISE THURSDAY. * SNOW TOTALS...8 TO 15 INCHES IN THE STAR VALLEY. 15 TO 20 INCHES IN THE SALT RIVER AND WYOMING RANGES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ027-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 1155 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES EXPECTED TO CONTINUE THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THIS EVENING WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ025-026-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY... FARSON 1155 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...4 TO 8 INCHES LOCALLY 12 INCHES IN THE SOUTH. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG EAST TO NORTHEAST WINDS WILL CAUSE AREAS OF BLOWING SNOW ACROSS SOUTHERN PORTIONS OF SUBLETTE COUNTY. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1155 AM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 1155 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$ WYZ019-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1155 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL ALONG HIGHWAY 287. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ012-013-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 1155 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY ATV TIMES...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...8 TO 12 INCHES IN THE TETONS WITH 3 TO 7 INCHES IN JACKSON HOLE. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING 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. && $$ WYZ020-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1200Z/ NATRONA COUNTY LOWER ELEVATIONS- INCLUDING THE CITY OF...CASPER 1155 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY... * TIMING...PERIODS OF SNOW CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...2 TO 5 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ016>018-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1200Z/ UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS- INCLUDING THE CITIES OF...DUBOIS...RIVERTON...SHOSHONI...LANDER 1155 AM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY... * TIMING...PERIODS OF SNOW CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...2 TO 5 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$
702 WWUS45 KRIW 050257 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 757 PM MST WED JAN 4 2017 ...SNOW AND BLOWING SNOW CONTINUE ACROSS SOUTHWEST WYOMING TONIGHT.. .A STORM SYSTEM WILL SLIDE SOUTHEAST ACROSS SOUTHERN WYOMING TONIGHT BRINGING LIGHT TO MODERATE SNOWFALL THROUGH EARLY THURSDAY MORNING, WITH SNOW TAPERING OFF QUICKLY FROM NORTH TO SOUTH AROUND SUNRISE THURSDAY. HOWEVER, AREAS OF BLOWING AND DRIFTING SNOW WITH LIMITED VISIBILITY WILL CONTINUE DURING MORNING COMMUTE TIME, WITH WINDS DIMINISHING MID TO LATE THURSDAY MORNING. WYZ016>018-020-050400- /O.CAN.KRIW.WW.Y.0002.000000T0000Z-170105T1200Z/ UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS- INCLUDING THE CITIES OF...DUBOIS...RIVERTON...SHOSHONI...LANDER... CASPER 757 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOW HAS TAPERED OFF OR ENDED ACROSS MOST OF THE AREA. ADDITIONAL ACCUMULATIONS WILL BE MAINLY ALONG THE LANDER FOOTHILLS, WHERE AN ADDITIONAL ONE-HALF INCH OR LESS IS EXPECTED THIS EVENING. $$ WYZ012-013-050400- /O.CAN.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 757 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOW HAS ENDED ACROSS MOST OF THE AREA EARLY THIS EVENING. $$ WYZ023-024-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE 757 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES...CONTINUING THROUGH TONIGHT. SNOW WILL QUICKLY END BY SUNRISE THURSDAY. * SNOW TOTALS...8 TO 15 INCHES IN THE STAR VALLEY. 15 TO 20 INCHES IN THE SALT RIVER AND WYOMING RANGES. * SNOWFALL REPORTS...9 TO 10 INCHES OF SNOW HAS FALLEN IN THE WYOMING AND SALT RIVER RANGES AND PORTIONS OF THE STAR VALLEY AS OF 6 PM. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ027-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 757 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES EXPECTED TO CONTINUE THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THIS EVENING WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ025-026-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY... FARSON 757 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL BECOME LIGHT THURSDAY MORNING AND SUBSIDE TO FLURRIES THURSDAY AFTERNOON. * SNOW TOTALS...4 TO 8 INCHES LOCALLY 12 INCHES IN THE SOUTH. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG EAST TO NORTHEAST WINDS WILL CAUSE AREAS OF BLOWING SNOW ACROSS SOUTHERN PORTIONS OF SUBLETTE COUNTY. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-051200- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 757 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL QUICKLY TAPER OFF FROM NORTH TO SOUTH AROUND SUNRISE THURSDAY, BUT AREAS OF BLOWING AND DRIFTING SNOW WILL LINGER INTO THE MID TO LATE MORNING BEFORE WINDS DIMINISH. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 757 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL TAPER OFF AROUND SUNRISE THURSDAY, BUT AREAS OF BLOWING AND DRIFTING SNOW WILL REMAIN UNTIL WINDS TAPER OFF MID TO LATE MORNING OVER SOUTH PASS. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ019-051200- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 757 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL ALONG HIGHWAY 287. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING 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. && $$
437 WWUS45 KRIW 050554 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1054 PM MST WED JAN 4 2017 ...SNOW AND BLOWING SNOW CONTINUE ACROSS SOUTHWEST WYOMING TONIGHT.. .A STORM SYSTEM WILL SLIDE SOUTHEAST ACROSS SOUTHERN WYOMING TONIGHT BRINGING LIGHT TO MODERATE SNOWFALL THROUGH EARLY THURSDAY MORNING... WITH SNOW TAPERING OFF QUICKLY FROM NORTH TO SOUTH AROUND SUNRISE THURSDAY. HOWEVER... AREAS OF BLOWING AND DRIFTING SNOW WITH LIMITED VISIBILITY WILL CONTINUE DURING MORNING COMMUTE TIME... WITH WINDS DIMINISHING MID TO LATE THURSDAY MORNING. WYZ023>026-050700- /O.CAN.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ STAR VALLEY-SALT RIVER AND WYOMING RANGES- UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN- INCLUDING THE CITIES OF...AFTON...ALPINE...STAR VALLEY RANCH... THAYNE...PINEDALE...LA BARGE...BIG PINEY...FARSON 1054 PM MST WED JAN 4 2017 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS TAPERED OFF OR ENDED ACROSS MOST OF THE AREA LATE THIS EVENING. ADDITIONAL ACCUMULATIONS ACROSS THE MOUNTAINS AND UPPER GREEN RIVER BASIN WILL BE AROUND ONE-HALF INCH OR LESS. $$ WYZ027-051400- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 1054 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES EXPECTED TO CONTINUE THROUGH TONIGHT. SNOW WILL TAPER OFF AROUND SUNRISE THURSDAY, BUT EAST WIND WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MID MORNING BEFORE DIMINISHING. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW TONIGHT WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-051400- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 1054 PM MST WED JAN 4 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL QUICKLY TAPER OFF FROM NORTH TO SOUTH AROUND SUNRISE THURSDAY... BUT AREAS OF BLOWING AND DRIFTING SNOW WILL LINGER INTO THE MID TO LATE MORNING BEFORE WINDS DIMINISH. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW...WHICH WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-051400- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 1054 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...HEAVY AT TIMES CONTINUING THROUGH TONIGHT. SNOW WILL TAPER OFF AROUND SUNRISE THURSDAY... BUT AREAS OF BLOWING AND DRIFTING SNOW WILL REMAIN UNTIL WINDS TAPER OFF MID TO LATE MORNING OVER SOUTH PASS. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$ WYZ019-051400- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1054 PM MST WED JAN 4 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THURSDAY... * TIMING...PERIODS OF SNOW...CONTINUING THROUGH TONIGHT. SNOW WILL SUBSIDE TO FLURRIES EARLY THURSDAY MORNING. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...STRONG NORTHEAST WINDS CAUSING BLOWING SNOW. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL ALONG HIGHWAY 287. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
459 WWUS45 KRIW 050849 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 149 AM MST THU JAN 5 2017 ...SNOW AND BLOWING SNOW CONTINUE ACROSS SOUTHWEST WYOMING TONIGHT.. .LIGHT SNOWFALL WILL CONTINUE THIS MORNING... WITH SNOW TAPERING OFF QUICKLY FROM NORTH TO SOUTH AROUND SUNRISE. HOWEVER... AREAS OF BLOWING AND DRIFTING SNOW WITH LIMITED VISIBILITY WILL CONTINUE DURING THE MORNING COMMUTE TIME... WITH WINDS DIMINISHING BY MID MORNING. WYZ027-051800- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE 149 AM MST THU JAN 5 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...LIGHT SNOW WILL CONTINUE THIS MORNING BEFORE TAPERING OFF BY MID MORNING. * SNOW TOTALS...6 TO 12 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...EAST WINDS OF 10 TO 20 MPH WITH GUSTS TO 25 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW NEAR SAGE JUNCTION WHICH MAY RESULT LOWERED VISIBILITY OF NEAR ZERO ON AREA HIGHWAYS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ028>030-051800- /O.CON.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...ROCK SPRINGS...GREEN RIVER...WAMSUTTER 149 AM MST THU JAN 5 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...LIGHT SNOW CONTINUE THIS MORNING BEFORE QUICKLY TAPERING OFF FROM NORTH TO SOUTH AFTER SUNRISE. AREAS OF BLOWING AND DRIFTING SNOW WILL LINGER INTO MID MORNING AS WINDS ALSO QUICKLY SUBSIDE. * SNOW TOTALS...6 TO 12 INCHES. 2 TO 5 INCHES HAS OCCURRED NEAR FARSON AND NORTH OF ROCK SPRINGS. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED INCLUDING INTERSTATE 80. * OTHER IMPACTS...EAST TO NORTHEAST WINDS 15 TO 30 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW THROUGH MID MORNING. THIS WILL RESULT IN LOWERED VISIBILITY TO NEAR ZERO AT TIMES ON AREA HIGHWAYS INCLUDING INTERSTATE 80...ALONG WITH WIND CHILLS DROPPING TO 15 TO 25 BELOW ZERO. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... AND OR BLOWING SNOW ARE EXPECTED OR OCCURRING. THIS COULD MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. IF YOU MUST TRAVEL KEEP SOME FOOD... WATER... AND AN EXTRA FLASHLIGHT IN YOUR VEHICLE IN CASE OF AN EMERGENCY. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$ WYZ014-015-051800- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- 149 AM MST THU JAN 5 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...LIGHT SNOW WILL CONTINUE THIS MORNING...TAPERING OFF AFTER SUNRISE. HOWEVER...AREAS OF BLOWING AND DRIFTING SNOW WILL REMAIN UNTIL WINDS TAPER OFF BY MID MORNING OVER SOUTH PASS. * SNOW TOTALS...6 TO 12 INCHES. 2 TO 4 INCHES HAS FALLEN ALREADY...WITH 6 TO 10 INCHES ON THE WEST SIDE OF THE MOUNTAINS. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. * OTHER IMPACTS...NORTHEAST WINDS CAUSING BLOWING SNOW ON SOUTH PASS. THE VISIBILITY MAY OFTEN LOWER TO BELOW ONE QUARTER OF A MILE IN HEAVY SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW ANDS BLOWING 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. && $$ WYZ019-051800- /O.CON.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 149 AM MST THU JAN 5 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * TIMING...LIGHT SNOW WILL CONTINUE THIS MORNING...BEFORE SUBSIDING TO FLURRIES AFTER SUNRISE. * SNOW TOTALS...4 TO 8 INCHES. * MAIN IMPACT...HIGHWAYS WILL BE SLICK AND SNOW PACKED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED AND SLICK ROADS WITH LIMITED VISIBILITIES. SLOW DOWN... AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION. CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 5 1 1. && $$
620 WWUS45 KRIW 051138 WSWRIW URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 438 AM MST THU JAN 5 2017 WYZ027>030-051245- /O.CAN.KRIW.WS.W.0001.000000T0000Z-170105T1800Z/ SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE- EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS... GREEN RIVER...WAMSUTTER 438 AM MST THU JAN 5 2017 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER STORM WARNING. SNOW HAS TAPERED OFF OR ENDED ACROSS MOST OF THE AREA EARLY THIS MORNING. $$ WYZ014-015-019-051245- /O.CAN.KRIW.WW.Y.0002.000000T0000Z-170105T1800Z/ WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 438 AM MST THU JAN 5 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER WEATHER ADVISORY. SNOW HAS TAPERED OFF OR ENDED ACROSS MOST OF THE AREA EARLY THIS MORNING. $$ 21
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before this winter storm warning went out at Jan 3, 10:32 AM MST, 2 hours 17 minutes earlier.
Area forecast discussion, Jan 3, 10:32 AM MST, 2 hours 17 minutes before
Area Forecast Discussion National Weather Service Riverton WY 1032 AM MST Tue Jan 3 2017 .SHORT TERM...TODAY THROUGH THURSDAY NIGHT THE ARCTIC FRONT IS STILL STALLED OUT OVER SOUTH CENTRAL WYOMING. NORTH OF THE FRONT TEMPERATURES RANGE FROM ZERO TO 12 BELOW AND SOUTH OF THE FRONT IN SWEETWATER COUNTY TEMPERATURES ARE STILL IN THE TEENS. THE FAR WEST VALLEYS ARE HAVE TEMPS HOVERING AROUND 10 DEGREES. ISENTROPIC LIFT OCCURRING UP AND OVER THE COLD DOME IS PRODUCING PATCHY LIGHT SNOWFALL ACROSS THE CWA BUT SHOULD BE MORE FOCUSED IN SWEETWATER COUNTY. ANY THIN STRATOCU OUT THERE ARE PRODUCING SNOWFLAKES AT THESE COLD TEMPS. AS LONG AS THE TEMPS A FEW THOUSAND AGL ARE 14F DEGREES OR COLDER, ICE CRYSTALS WILL FORM IN ANY THIN LOW CLOUDS THAT FORM AND WILL PRODUCE FLURRIES AT THE VERY LEAST, ESPECIALLY IF THEY DO NOT HAVE THAT FAR TO FALL FROM THE LOW CLOUD BASES BEFORE EVAPORATING. HOWEVER, AN INCH OF SNOW COULD ACCUMULATE ALONG AND SOUTH OF INTERSTATE 80 TONIGHT ALONG WITH TWO INCHES POSSIBLE NEAR THE COLORADO STATE LINE BEFORE SUNRISE WITH THE INFLUENCE OF THE LEFT FRONT QUAD OF THE STRONGER SOUTHERN BRANCH OF THE JET TO THE SOUTH. THIS TREND OF PATCHY LIGHT SNOW WILL CONTINUE TODAY THROUGH TONIGHT BUT WITH LESS SNOWFALL OVER SWEETWATER. ALTHOUGH SNOWFALL WILL INCREASE OVER THE STAR VALLEY AND SALT RIVER RANGE THIS AFTERNOON WITH THE INFLUENCE OF THE RIGHT ENTRANCE REGION OF THE JET MAX AS WELL AS FAVORABLE UPSLOPE FLOW. THEN LATE TONIGHT AND WEDNESDAY, A SOUTHEAST BOUND VORT LOBE WILL GLANCE WYOMING TO THE NORTHEAST WITH COLDER AIR ADVECTING IN FROM THE NORTH WITH H7 TEMPS DROPPING TO -20C. IN ADDITION, A MID LEVEL CIRCULATION WILL ESTABLISH ITSELF ALONG THE WESTERN WYOMING BORDER AND WILL WOBBLE AROUND THERE FROM WEDNESDAY THROUGH THURSDAY BEFORE TRACKING SOUTHEAST TO COLORADO, THUS RESULTING IN DEEPENING UPSLOPE FLOW EAST OF THE DIVIDE. THESE DYNAMICS ALONG WITH WIDESPREAD ISENTROPIC LIFT WILL RESULT IN HIGH POPS SPREADING NORTHEAST TO ENCOMPASS MOST OF THE CWA FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY, BEFORE BEGINNING TO RETREAT SOUTHWEST WEDNESDAY NIGHT, AND INTO THURSDAY MORNING. SOUTHWEST WYOMING STAND THE BEST CHANCE OF ACCUMULATING SNOWFALL ACROSS THE CWA GIVEN THE AFOREMENTIONED DYNAMICS AS WELL AS THE FRONTAL BOUNDARY BEING IN THE VICINITY, UPPER LEVEL DIVERGENCE, LOW LEVEL CONVERGENCE, JET DYNAMICS INVOLVING SEVERAL JET SPEED MAXES, QG FORCING AND GOOD OMEGA ALL CONTRIBUTING TO THE HEAVY SNOWFALL, NOT TO MENTION FAVORABLE DENDRITIC GROWTH. WILL BE ISSUING A WINTER STORM WATCH FOR SOUTHWEST WYOMING VALID FROM 09Z TONIGHT THROUGH 18Z THURSDAY. HOWEVER WILL START OFF THE STAR VALLEY AND ADJACENT SALT AND WYOMING RANGES THIS AFTERNOON AT 21Z. THERE COULD BE AS MUCH AS 12 TO 16 INCHES OF SNOW IN THE SALT RIVER RANGE BY MID DAY THURSDAY. THE EAST WEST TROUGH THAT WILL REMAIN ALONG THE PACIFIC NW COAST TO MONTANA FOR THE NEXT COUPLE OF DAYS WILL EVENTUALLY ACCELERATE AS AN OPEN TROUGH AND TRACK SOUTHEAST ACROSS SOUTHWEST WYOMING THURSDAY NIGHT SO WILL KEEP LINGERING POPS THU NT BUT KEEP THE IDEA OF TRENDING THE POPS BACK TOWARD THE SOUTHWEST. AS FOR THE COLD TEMPERATURES FOR THE NEXT FEW DAYS, IT APPEARS THE COLDEST MORNING OF THE WEEK FOR MOST AREAS WILL BE ON THURSDAY MORNING AS WE EXPERIENCE PARTIAL CLEARING FROM NE TO SW WITH LOWS APPROACHING 25 BELOW IN YNP AS WELL AS IN THE BIG HORN BASIN WITH TEMPS NOT QUITE AS COLD ELSEWHERE ACROSS THE CWA. .LONG TERM...FRIDAY THROUGH TUESDAY Shortwave ridging moves in for a couple days behind our midweek storm which will result in inversions for our basins and valleys (with bitter cold temps) while mtns/foothills start to warm. Upper level low which drops into the srn Gulf of Alaska/Ern Pacific helps to pump this ridge up for a couple days. This low originates from a very cold disturbance out between Kamchatka and Siberia. Eventually this low gets kicked ewd and opens up with a period of significant snow west of the divide late in the weekend into early next week. The wind corridor and Cody Foothills will moderate with winds returning ahead of and with this system impacting the west. All east slope foothills areas may see warning in this scenario while basins hope to finally get some mixing if gradient increases enough. && .AVIATION.../18Z ISSUANCE/ West of the divide...KBPI/KJAC/KPNA/KRKS Terminals Scattered areas of light snow will occur this afternoon. Expect some MVFR/IFR conditions at times along with some mountain obscuration. Snow will increase from west to east after 03Z tonight and continue through 13Z for all TAF sites with MVFR and local IFR conditions along with frequent mountain obsurations. Conditions will gradually improve after 13Z from west to east as the storm moves away. East of the divide...KCOD/KCPR/KLND/KRIW/KWRL Terminals Areas of low clouds and flurries will create MVFR conditions in places through 20Z followed by gradually improving conditions. A system approaching from the west will bring local MVFR conditions along with areas of light snow along and south of a line approximately 20 miles north of KRIW to KCPR late tonight and into tomorrow morning. && .FIRE WEATHER... TEMPERATURES WILL REMAIN RELATIVELY UNCHANGED THROUGH THURSDAY AND ON THE COLD SIDE. THE COLDEST MORNING SHOULD BE ON THURSDAY MORNING WHEN LOW TEMPERATURES WILL APPROACH 25 BELOW IN ZONE 140 AND IN THE BIG HORN BASIN. OTHERWISE, LOW TEMPERATURES WILL GENERALLY RANGE FROM ZERO TO 20 BELOW OVER THE NORTH HALF OF WYOMING AND ZERO TO 10 SOUTH THROUGH THURSDAY NIGHT. HIGHS TODAY THROUGH THURSDAY WILL RANGE FROM ZERO TO 10 IN THE NORTH TO THE TEENS AND 20S SOUTH. AN EXTENDED PERIOD OF SNOWFALL CAN BE EXPECTED FROM TODAY THROUGH THURSDAY NIGHT WITH THE MORE SIGNIFICANT SNOWFALL SPREADING FROM SOUTHWEST TO NORTHEAST THROUGH WEDNESDAY BEFORE RETREATING BACK TO THE SOUTHWEST THROUGH THURSDAY AND THURSDAY NIGHT. SUBSTANTIAL SNOWFALL ACCUMULATIONS ARE EXPECTED IN SOUTHWEST WYOMING DURING THIS TIME FRAME, WITH SNOWFALL AMOUNTS TAPERING OFF AS ONE TRAVELS NORTHEAST ACROSS WYOMING THIS WEEK. && .RIW WATCHES/WARNINGS/ADVISORIES... Winter Storm Watch from 2 PM MST this afternoon through Thursday morning for WYZ023-024. Winter Storm Watch from late tonight through Thursday morning for WYZ026>030. && SHORT TERM...Lipson LONG TERM...Skrbac AVIATION...Hattings FIRE WEATHER...Lipson
Hazardous weather outlook, Jan 3, 3:52 AM MST, 8 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 352 AM MST TUE JAN 3 2017 WYZ001>020-022>030-041200- YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS- NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN- SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS- BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST- NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY- TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE- WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST- UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS- GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY- SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS- UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY- ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY- 352 AM MST TUE JAN 3 2017 ...WINTER STORM WATCH FOR SOUTHWEST WYOMING FROM LATE THIS AFTERNOON THROUGH THURSDAY MORNING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT SNOW, HEAVY AT TIMES WILL DEVELOP THIS AFTERNOON OVER THE STAR VALLEY AND SALT AND WYOMING RANGES BY 2 PM THIS AFTERNOON. THEN SNOW, HEAVY AT TIMES WILL DEVELOP OVER THE REST OF SOUTHWEST WYOMING BEGINNING AT 2 AM LATE TONIGHT. PLEASE SEE THE LATEST WINTER STORM WATCH FOR MORE INFORMATION CONCERNING THIS WINTER WEATHER EVENT. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY WEDNESDAY AND THURSDAY...COLD WITH AREAS OF LIGHT TO MODERATE SNOW...EXCEPT IN SOUTHWEST WYOMING WHERE SNOW WILL BE HEAVY AT TIMES WEDNESDAY THROUGH THURSDAY MORNING. MOST AREAS WILL ONLY SEE SINGLE DIGITS, TEENS, AND LOW 20S FOR HIGHS WITH LOWS 10 TO 20 BELOW ZERO IN THE NORTH HALF OF WYOMING ALONG WITH LOCALLY COLDER READINGS. LOW TEMPERATURES WILL BE ABOVE ZERO IN THE SOUTH. .SPOTTER INFORMATION STATEMENT... SPOTTER ARE ENCOURAGED TO REPORT SNOWFALL AMOUNTS...THANK YOU. TEAM RIVERTON
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 3, 4:42 AM MST | Winter Storm Watch | RIW | Fremont, Lincoln, Sublette, Sweetwater | 8 hr |
| Jan 3, 12:49 PM MST | Winter Weather Advisory | RIW | Fremont, Lincoln, Natrona, Sublette, Sweetwater, Teton | 40 hr |
Nearby
Winter Storm Warnings in Wyoming, 2017Every winter storm warning in 2017
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.