Winter Storm Warning Star Valley!
The Riverton Forecast Office has issued a Winter Storm Warning for Star Valley.
URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 902 PM MST FRI NOV 21 2014 ...SNOW AND BLOWING SNOW ACROSS THE WESTERN MOUNTAINS AND VALLEYS SATURDAY AND SATURDAY NIGHT... .SNOW WILL INCREASE ACROSS WESTERN WYOMING AHEAD OF AN APPROACHING COLD FRONT SATURDAY MORNING. THE COLD FRONT WILL PUSH ACROSS WESTERN WYOMING SATURDAY AFTERNOON ACCOMPANIED BY MODERATE TO HEAVY SNOWFALL AND STRONG RIDGE TOP WINDS. NUMEROUS SNOW SHOWERS WILL PERSIST BEHIND THE FRONT SATURDAY NIGHT ALONG WITH GUSTY NORTHWEST WIND AT RIDGE TOP LEVEL CAUSING AREAS OF BLOWING AND DRIFTING SNOW. WYZ012-013-023-221215- /O.CON.KRIW.WS.W.0013.141122T0700Z-141123T1300Z/ TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-STAR VALLEY- INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE... STAR VALLEY RANCH...THAYNE 902 PM MST FRI NOV 21 2014 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM MST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM MST SUNDAY. * SUMMARY AND TIMING...LIGHT SNOW WILL BEGIN TO FALL IN THE MOUNTAINS LATE TONIGHT...SPREADING INTO THE VALLEYS BY SATURDAY MORNING AND BECOMING MODERATE TO HEAVY IN INTENSITY. SNOW WILL START TO TAPER OFF LATE SATURDAY EVENING. * SNOW ACCUMULATIONS...10 TO 20 INCHES IN THE MOUNTAINS. 6 TO 10 INCHES IN THE VALLEYS. * WIND AND VISIBILITY...WEST WINDS AT 30 TO 40 MPH WITH GUST TO 60 MPH AT RIDGE TOP LEVEL. WEST TO SOUTHWEST WIND AT 15 TO 25 MPH WITH GUSTS TO 35 MPH ACROSS OPEN AREAS BELOW 7000 FEET ON SATURDAY. WINDS WILL SHIFT TO THE NORTHWEST SATURDAY NIGHT AND DECREASE OVERALL. EXPECT WIDESPREAD AREAS OF REDUCED VISIBILITY IN FALLING AND BLOWING SNOW...ESPECIALLY ON THE PASSES AND NORTH OF JACKSON AND WILSON...ACROSS THE TETON VILLAGE AREA AND GRAND TETON NATIONAL PARK. * IMPACTS...HEAVY SNOW...BRISK WIND AND BLOWING SNOW MAY LEAD TO VERY DIFFICULT TRAVEL ACROSS THE WESTERN MOUNTAINS AND VALLEYS THIS WEEKEND...AS WELL AS INCREASE THE AVALANCHE DANGER... PLEASE VISIT WWW.JHAVALANCHE.ORG BEFORE VENTURING OUT INTO THE BACK COUNTRY THIS WEEKEND. COOLER TEMPERATURES AND STRONG WINDS WILL ALSO CAUSE WIND CHILLS TO DROP TO DANGEROUS LEVELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WYOROAD.INFO.