Alert archive / Wyoming / Winter Storm Warnings in 2010
Winter Storm Warning 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Dec 20, 2010, 12:13 PM MST for 4 counties in Wyoming. It took effect at Dec 20, 2010, 11:00 PM MST. It was in force for 28 hr. 60 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 20, 2010, 12:13 PM MST (19:13 UTC)
- In effect from
- Dec 20, 2010, 11:00 PM MST
- Expired
- Dec 22, 2010, 2:59 AM MST
- In force
- 28 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 19:18 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 21, 5:00 AM MST | SNOW 1.5 | Windy Peak, WY | SNOTEL SITE. ELEV 7900 FT. SWE .1 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 4.5 | Crow Creek, WY | SNOTEL SITE. ELEV 8330 FT. SWE .3 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 4.5 | Sage Creek Basin, WY | SNOTEL SITE. ELEV 7850 FT. SWE .3 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 6 | Battle Mountain, WY | SNOTEL SITE. ELEV 7440 FT. SWE .4 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 6 | Divide Peak, WY | SNOTEL SITE. ELEV 8880 FT. SWE .4 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 6 | Sandstone Ranger Statio, WY | SNOTEL SITE. ELEV 8150 FT. SWE .4 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 7.5 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL SITE. ELEV 9574 FT. SWE .5 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 7.5 | Webber Springs, WY | SNOTEL SITE. ELEV 9250 FT. SWE .5 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 8 | Brooklyn Lake, WY | SNOTEL SITE. ELEV 10240 FT. SWE .4 INCH. SNOW RATIO 20 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 8 | North French Creek, WY | SNOTEL SITE. ELEV 10130 FT. SWE .4 INCH. SNOW RATIO 20 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 9 | South Brush Creek, WY | SNOTEL SITE. ELEV 8440 FT. SWE .6 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 10 | Old Battle, WY | SNOTEL SITE. ELEV 10000 FT. SWE .5 INCH. SNOW RATIO 20 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 10 | Sand Lake, WY | SNOTEL SITE. ELEV 10050 FT. SWE .5 INCH. SNOW RATIO 20 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | SNOW 10.5 | Little Snake River, WY | SNOTEL SITE. ELEV 8915 FT. SWE .7 INCH. SNOW RATIO 15 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 5:00 AM MST | HEAVY SNOW 14 | 11 Sse Encampment, WY | BLACKHALL MOUNTAIN SNOTEL SITE. ELEV 9820 FT. SWE .7 INCH. SNOW RATIO 20 TO 1. SNOW TOTAL SINCE 8 PM 12/20. |
| Dec 21, 6:00 AM MST | SNOW 2 | N Sinclair, WY | |
| Dec 21, 7:00 AM MST | SNOW 2 | Ne Medicine Bow, WY | |
| Dec 21, 7:00 AM MST | SNOW 5.6 | 2 S Elk Mountain, WY | |
| Dec 21, 7:00 AM MST | HEAVY SNOW 7.2 | 1 Se Laramie, WY | |
| Dec 21, 7:00 AM MST | HEAVY SNOW 7.2 | 27 Wsw Laramie, WY | |
| Dec 21, 7:00 AM MST | HEAVY SNOW 7.8 | 2 Nnw Chugwater, WY | |
| Dec 21, 7:00 AM MST | HEAVY SNOW 7.8 | S Laramie, WY | |
| Dec 21, 7:20 AM MST | HEAVY SNOW 8.5 | Encampment, WY | REPORTED A 6 INCHES ON THE GROUND AND PICKED UP 8.5 INCHES FOR A NEW SNOW DEPTH OF 14.5 INCHES. |
| Dec 21, 8:00 AM MST | SNOW 4 | Rawlins, WY | 3-4 INCHES AT SHERRIFF OFFICE. STILL SNOWING HARD. |
| Dec 21, 8:00 AM MST | HEAVY SNOW 8.7 | Chugwater, WY | THE OBSERVER HAD 1 INCH AND PICKED UP 8.7 MORE FOR A DEPTH OF 9 INCHES. |
| Dec 21, 9:50 AM MST | HEAVY SNOW 10 | 10 Wsw Tie Siding, WY | |
| Dec 21, 10:08 AM MST | SNOW 3 | Windy Peak, WY | SNOTEL SITE. SWE 0.2. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | SNOW 4.5 | Sage Creek Basin, WY | SNOTEL SITE. SWE 0.5. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 6 | Crow Creek, WY | SNOTEL SITE. SWE 0.4. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 7.5 | Divide Peak, WY | SNOTEL SITE. SWE 0.5. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 7.5 | N Battle Mountain, WY | SNOTEL SITE. SWE 0.5. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 7.5 | N North French Creek, WY | SNOTEL SITE. SWE 0.4. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 10 | Brooklyn Lake, WY | SNOTEL SITE. SWE 0.5. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 10 | N Sandstone Ranger Stat, WY | SNOTEL SITE. SWE 0.5. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 10 | Old Battle, WY | SNOTEL SITE. SWE 0.6. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 10.5 | 3 Nnw Rob Roy Reservoir, WY | SNOTEL SITE AT SAND LAKE. SWE 0.4. LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 14 | 4 Nw Hog Park Reservoir, WY | SNOTEL SITE AT LITTLE SNAKE RIVER. SWE 0.7. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 14 | Webber Springs, WY | SNOTEL SITE. SWE 0.6. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 14.5 | 1 Sse Ryan Park, WY | SNOWTEL SITE AT BLACKTAIL MOUNTAIN. SWE 0.07. TIME LAST 12 HOURS. |
| Dec 21, 10:08 AM MST | HEAVY SNOW 15.5 | 2 Ne Rob Roy Reservoir, WY | SNOTEL SITE AT CINNABAR PARK. SWE 0.5. LAST 12 HOURS. |
| Dec 21, 10:13 AM MST | SNOW 3 | 10 N Cheyenne, WY | |
| Dec 21, 10:42 AM MST | HEAVY SNOW 12 | Laramie, WY | |
| Dec 21, 10:44 AM MST | HEAVY SNOW 8 | Rawlins, WY | STILL SNOWING |
| Dec 21, 10:49 AM MST | SNOW 3 | Wheatland, WY | STILL SNOWING |
| Dec 21, 12:30 PM MST | HEAVY SNOW 15 | Baggs, WY | |
| Dec 21, 12:30 PM MST | HEAVY SNOW 28 | 16 Se Saratoga, WY | |
| Dec 21, 12:40 PM MST | HEAVY SNOW 18 | Dixon, WY | |
| Dec 21, 12:44 PM MST | HEAVY SNOW 18 | Dixon, WY | |
| Dec 21, 12:45 PM MST | HEAVY SNOW 11 | 4 N Saratoga, WY | |
| Dec 21, 12:57 PM MST | SNOW 2 | 11 W Wheatland, WY | STILL SNOWING |
| Dec 21, 12:57 PM MST | SNOW 2 | 13 Wsw Wheatland, WY | STILL SNOWING HARD |
| Dec 21, 12:59 PM MST | HEAVY SNOW 6 | 15 S Wheatland, WY | STILL SNOWING |
| Dec 21, 12:59 PM MST | HEAVY SNOW 14 | Arlington, WY | THE SNOW DEPTH IS NOW A FOOT AND A HALF. |
| Dec 21, 1:00 PM MST | SNOW 2 | 11 S Wheatland, WY | |
| Dec 21, 1:00 PM MST | SNOW 2 | 13 Wsw Wheatland, WY | |
| Dec 21, 1:00 PM MST | SNOW 5 | 18 Sw Wheatland, WY | STILL SNOWING |
| Dec 21, 1:00 PM MST | SNOW 5 | 18 Sw Wheatland, WY | |
| Dec 21, 1:00 PM MST | HEAVY SNOW 6 | 12 S Wheatland, WY | STILL SNOWING |
| Dec 21, 1:00 PM MST | SNOW 6 | 12 S Wheatland, WY | |
| Dec 21, 1:00 PM MST | SNOW 6 | 13 Nne Laramie, 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, 7.2 hours before the alert went out and 278 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
- 1071 m above ground
- 0-6 km bulk shear
- 118 kt
- 0-1 km storm-relative helicity
- -114 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
765 WWUS45 KCYS 201913 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1213 PM MST MON DEC 20 2010 ...SNOW TO RETURN TO SOUTH CENTRAL WYOMING TONIGHT INTO TUESDAY... .THE COLD FRONT THAT WENT THROUGH SOUTHERN WYOMING THIS MORNING IS EXPECTED TO WAVE BACK NORTH TONIGHT INTO TUESDAY MORNING BRINGING THE RETURN OF HEAVY SNOWS TO THE SNOWY AND SIERRA MADRE RANGES. THIS FRONT IS EXPECTED TO WAVE AS FAR NORTH ALONG A LINE FROM RAWLINS TO WHEATLAND TO CHEYENNE BRINGING ACCUMULATING SNOWS TO CARBON...ALABANY AND SOUTHERN CONVERSE COUNTIES. WYZ112-114-211200- /O.NEW.KCYS.WS.W.0013.101221T0600Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 1213 PM MST MON DEC 20 2010 ...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL BEGIN TO INCREASE IN INTENSITY LATE TONIGHT AND CONTINUE THROUGH TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOW PACKED..ESPECIALLY ALONG THE SOUTHWEST AND WEST FACING SLOPES. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER. 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. && $$ WYZ103>106-109>111-113-115>117-211200- /O.NEW.KCYS.WW.Y.0029.101221T0600Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX... RAWLINS...SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 1213 PM MST MON DEC 20 2010 ...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL BE ON THE INCREASE AFTER MIDNIGHT TONIGHT ACROSS SOUTHERN CARBON AND ALBANY COUNTIES. BY TUESDAY MORNING...MUCH OF CARBON AND LARAMIE COUNTIES WILL EXPERIENCE WIDESPREAD LIGHT TO MODERATE SNOW THAT IS EXPECTED TO CONTINUE THROUGH TUESDAY AFTERNOON. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES IN THE VALLEYS OF CARBON AND ALBANY COUNTIES. 6 TO 9 INCHES ARE EXPECTED FOR THE NORTHERN LARAMIE RANGE IN SOUTHERN CONVERSE COUNTY. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER A HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR RECREATION ACROSS THE AREA TONIGHT THROUGH TUESDAY SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ CLAYCOMB
9 follow-up statements
409 WWUS45 KCYS 202144 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 244 PM MST MON DEC 20 2010 ...SNOW TO RETURN TO SOUTH CENTRAL WYOMING TONIGHT INTO TUESDAY... .THE COLD FRONT THAT WENT THROUGH SOUTHERN WYOMING THIS MORNING IS EXPECTED TO WAVE BACK NORTH TONIGHT INTO TUESDAY MORNING BRINGING THE RETURN OF HEAVY SNOWS TO THE SNOWY AND SIERRA MADRE RANGES. THIS FRONT IS EXPECTED TO WAVE AS FAR NORTH ALONG A LINE FROM RAWLINS TO WHEATLAND TO CHEYENNE BRINGING ACCUMULATING SNOWS TO CARBON...ALABANY AND SOUTHERN CONVERSE COUNTIES. WYZ112-114-211200- /O.CON.KCYS.WS.W.0013.101221T0600Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 244 PM MST MON DEC 20 2010 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL BEGIN TO INCREASE IN INTENSITY LATE TONIGHT AND CONTINUE THROUGH TUESDAY MORNING. * TOTAL SNOW ACCUMULATIONS...ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOW PACKED..ESPECIALLY ALONG THE SOUTHWEST AND WEST FACING SLOPES. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER. 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. && $$ WYZ103>106-109>111-113-115>117-211200- /O.CON.KCYS.WW.Y.0029.101221T0600Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX... RAWLINS...SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 244 PM MST MON DEC 20 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL BE ON THE INCREASE AFTER MIDNIGHT TONIGHT ACROSS SOUTHERN CARBON AND ALBANY COUNTIES. BY TUESDAY MORNING...MUCH OF CARBON AND LARAMIE COUNTIES WILL EXPERIENCE WIDESPREAD LIGHT TO MODERATE SNOW THAT IS EXPECTED TO CONTINUE THROUGH TUESDAY AFTERNOON. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES IN THE VALLEYS OF CARBON AND ALBANY COUNTIES. 6 TO 9 INCHES ARE EXPECTED FOR THE NORTHERN LARAMIE RANGE IN SOUTHERN CONVERSE COUNTY AND THE SOUTHERN LARAMIE RANGE IN WESTERN LARAMIE COUNTY. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER A HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR RECREATION ACROSS THE AREA TONIGHT THROUGH TUESDAY SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
726 WWUS45 KCYS 210235 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 735 PM MST MON DEC 20 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TONIGHT AND PERSIST THROUGH TUESDAY... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST EARLY THIS EVENING WILL CONTINUE TO AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ112-114-211230- /O.CON.KCYS.WS.W.0013.101221T0600Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 735 PM MST MON DEC 20 2010 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL INCREASE IN INTENSITY BY MIDNIGHT AND WILL CONTINUE THROUGH EARLY TUESDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN THE HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOWPACKED AND SLICK. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER AND SIGNIFICANT SNOWFALL. 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. && $$ WYZ103>106-109>111-113-115>117-211230- /O.CON.KCYS.WW.Y.0029.101221T0600Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX... RAWLINS...SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 735 PM MST MON DEC 20 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST TUESDAY. * TIMING...SNOW WILL BE ON THE INCREASE AFTER MIDNIGHT ACROSS MUCH OF SOUTHEAST WYOMING. BY TUESDAY MORNING...MUCH OF THE AREA ALONG AND WEST OF THE LARAMIE RANGE WILL HAVE WIDESPREAD LIGHT TO MODERATE SNOW THAT WILL CONTINUE THROUGH EARLY TUESDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER THE LARAMIE RANGE. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA TONIGHT THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WEILAND
884 WWUS45 KCYS 210831 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 131 AM MST TUE DEC 21 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TODAY AND THIS EVENING... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST WILL AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ112-114-212300- /O.CON.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 131 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TUESDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN THE HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOWPACKED AND SLICK. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER AND SIGNIFICANT SNOWFALL. 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. && $$ WYZ107-108-212300- /O.EXA.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ EAST PLATTE COUNTY-GOSHEN COUNTY- INCLUDING THE CITIES OF...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...TORRINGTON 131 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...THROUGH THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 4 INCHES. * WINDS/VISIBILITIES...VISIBILITIES 1 TO 3 MILES WITH OCCASIONAL VISIBILITIES UNDER 1 MILE. WINDS VARIABLE AT 5 TO 10 MPH. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TONIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WYZ103>106-109>111-113-115>117-212300- /O.CON.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX... RAWLINS...SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 131 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER THE LARAMIE RANGE. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ RUBIN
270 WWUS45 KCYS 210835 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 135 AM MST TUE DEC 21 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TODAY AND THIS EVENING... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST WILL AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ112-114-212300- /O.CON.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 135 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TUESDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN THE HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOWPACKED AND SLICK. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER AND SIGNIFICANT SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WYZ103>111-113-115>117-212300- /O.CON.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX... GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON... RAWLINS...SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS... DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 135 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER THE LARAMIE RANGE. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ RUBIN
590 WWUS45 KCYS 211357 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 657 AM MST TUE DEC 21 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TODAY AND THIS EVENING... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST WILL AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ106-115>117-220000- /O.UPG.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ /O.EXA.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-LARAMIE VALLEY- SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...BORDEAUX...LARAMIE...VEDAUWOO... BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER 657 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...5 TO 7 INCHES OVER THE LOWER ELEVATIONS WITH 8 TO 10 INCHES OVER THE LARAMIE RANGE. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. 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. && $$ WYZ112-114-220000- /O.CON.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 657 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...SNOW WILL CONTINUE THROUGH EARLY TUESDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 12 TO 22 INCHES ARE LIKELY FOR THE SNOWY AND SIERRA MADRE RANGES...ESPECIALLY SOUTHWEST AND WEST FACING SLOPES. * WINDS/VISIBILITIES...VISIBILITIES WILL BE REDUCED TO NEAR ZERO AT TIMES IN THE HEAVY SNOW. * IMPACTS...ROADWAYS AND MOUNTAIN PASSES WILL BE SNOWPACKED AND SLICK. TRAVEL AND OUTDOOR ACTIVITIES WILL BE AFFECTED BY THE HAZARDOUS WINTER WEATHER AND SIGNIFICANT SNOWFALL. 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. && $$ WYZ118-220000- /O.EXA.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ CENTRAL LARAMIE COUNTY- INCLUDING THE CITY OF...CHEYENNE 657 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ WYZ103>105-107>111-113-220000- /O.CON.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-EAST PLATTE COUNTY-GOSHEN COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...GLENDO... WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...RAWLINS... SINCLAIR...HANNA...ARLINGTON...ELK MOUNTAIN...BAGGS...DIXON... SARATOGA...ENCAMPMENT...RIVERSIDE 657 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER THE LARAMIE RANGE. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
640 WWUS45 KCYS 211547 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 847 AM MST TUE DEC 21 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TODAY AND THIS EVENING... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST WILL AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ107-109>111-113-220000- /O.UPG.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ /O.EXA.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ EAST PLATTE COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- UPPER NORTH PLATTE RIVER BASIN- INCLUDING THE CITIES OF...GLENDO...WHEATLAND...CHUGWATER... GUERNSEY...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT...RIVERSIDE 847 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...6 TO 8 INCHES OVER THE LOWER ELEVATIONS WITH 10 TO 12 INCHES OVER HIGHER TERRAIN. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. 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. && $$ WYZ106-112-114>117-220000- /O.CON.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- SIERRA MADRE RANGE-SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...BORDEAUX...CENTENNIAL...ALBANY... WOODS LANDING...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER 847 AM MST TUE DEC 21 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...6 TO 10 INCHES OVER THE LOWER ELEVATIONS WITH 12 TO 14 INCHES OVER THE LARAMIE RANGE. FOR THE SNOWY AND SIERRA MADRE RANGES...STORM TOTAL SNOW AMOUNTS OF 2 FEET ARE EXPECTED. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. 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. && $$ WYZ103>105-108-118-220000- /O.CON.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-GOSHEN COUNTY-CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...TORRINGTON... CHEYENNE 847 AM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER HIGHER TERRAIN. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
962 WWUS45 KCYS 212221 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 321 PM MST TUE DEC 21 2010 ...SNOW WILL CONTINUE TO SPREAD OVER SOUTH CENTRAL AND SOUTHEAST WYOMING TODAY AND THIS EVENING... .VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF A STORM SYSTEM OFF THE WEST COAST WILL AFFECT THE AREA THROUGH THE MID PART OF THE WEEK. SNOW WILL RESULT OVER SOUTHEAST WYOMING...WITH ACCUMULATING SNOW IN MANY LOCATIONS AND HEAVY SNOW AT TIMES OVER THE SIERRA MADRE AND SNOWY RANGES. WYZ106-107-109>117-220600- /O.CON.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...BORDEAUX...GLENDO...WHEATLAND... CHUGWATER...GUERNSEY...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT... RIVERSIDE...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE... VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN... WHITAKER 321 PM MST TUE DEC 21 2010 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...6 TO 10 INCHES OVER THE LOWER ELEVATIONS WITH 12 TO 14 INCHES OVER THE LARAMIE RANGE. FOR THE SNOWY AND SIERRA MADRE RANGES...STORM TOTAL SNOW AMOUNTS OF 2 TO 3 FEET ARE EXPECTED. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. 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. && $$ WYZ103>105-108-118-220600- /O.CON.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-GOSHEN COUNTY-CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...TORRINGTON... CHEYENNE 321 PM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE THROUGH EARLY THIS EVENING. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES OVER THE LOWER ELEVATIONS WITH 6 TO 9 INCHES OVER HIGHER TERRAIN. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE AREA THROUGH EARLY TUESDAY NIGHT SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. EXPECT ROADS TO BE SLICK AND SNOW COVERED...AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
559 WWUS45 KCYS 220325 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 825 PM MST TUE DEC 21 2010 ...THE SNOW HAS DECREASED IN COVERAGE AND INTENSITY OVER MUCH OF SOUTHEAST WYOMING SINCE SUNSET... .A PACIFIC STORM SYSTEM JUST OFF THE WEST COAST EARLY THIS EVENING WILL MOVE SLOWLY EAST AND ACROSS THE REGION WEDNESDAY AND THURSDAY. VERY MOIST AIR IN THE MID AND UPPER ATMOSPHERE AHEAD OF THE STORM SYSTEM WILL AFFECT THE REGION THROUGH WEDNESDAY. LIGHT SNOW WILL RESULT OVER SOUTHEAST WYOMING... ESPECIALLY OVER AND WEST OF THE LARAMIE RANGE. THE SNOW WILL BE HEAVIER OVER THE SNOWY AND SIERRA MADRE RANGES ESPECIALLY FOR THE REST OF TONIGHT. ADDITIONAL SIGNIFICANT ACCUMULATIONS ARE STILL POSSIBLE OVER THOSE AREAS THE REST OF TONIGHT...WITH LIGHT ACCUMULATIONS OVER THE LOWER ELEVATIONS. WYZ106-107-109>111-113-115>117-220430- /O.CAN.KCYS.WS.W.0013.000000T0000Z-101222T0600Z/ CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...BORDEAUX...GLENDO...WHEATLAND... CHUGWATER...GUERNSEY...RAWLINS...SINCLAIR...HANNA...ARLINGTON... ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT... RIVERSIDE...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER 825 PM MST TUE DEC 21 2010 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. THE SNOW OVER THIS AREA HAS DECREASED IN INTENSITY AND COVERAGE SINCE SUNSET. ADDITIONAL OF ACCUMULATIONS OF 1 TO 3 INCHES ARE STILL POSSIBLE THROUGH SUNRISE WEDNESDAY. WITH THE LIGHTER SNOWFALL EXPECTED THE REST OF TONIGHT...THE WINTER STORM WARNING HAS BEEN CANCELLED. ROADS WILL STILL BE SNOWPACKED AND SLICK FROM THE SNOWFALL OF THE PAST SEVERAL DAYS. VISIBILITIES WILL ALSO BE REDUCED TO BETWEEN 1 AND 3 MILES AT TIMES IN THE LIGHT SNOW AND FOG. $$ WYZ103>105-108-118-220430- /O.CAN.KCYS.WW.Y.0029.000000T0000Z-101222T0600Z/ NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-GOSHEN COUNTY-CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...TORRINGTON... CHEYENNE 825 PM MST TUE DEC 21 2010 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER WEATHER ADVISORY. THE SNOW OVER THIS AREA HAS DECREASED IN INTENSITY AND COVERAGE SINCE SUNSET. ADDITIONAL OF ACCUMULATIONS OF UP TO AN INCH ARE STILL POSSIBLE THROUGH SUNRISE WEDNESDAY. WITH THE LIGHTER SNOWFALL EXPECTED THE REST OF TONIGHT...THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. ROADS WILL STILL BE SLICK FROM THE SNOWFALL OF THE PAST SEVERAL DAYS. VISIBILITIES WILL ALSO BE REDUCED TO BETWEEN 1 AND 3 MILES AT TIMES IN THE LIGHT SNOW AND FOG. $$ WYZ112-114-221200- /O.EXT.KCYS.WS.W.0013.000000T0000Z-101222T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 825 PM MST TUE DEC 21 2010 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 5 AM MST WEDNESDAY. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE FOR THE REST OF TONIGHT. * SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL OF 5 TO 10 INCHES IS POSSIBLE OVER THE SNOWY AND SIERRA MADRE RANGES. TOTAL STORM SNOWFALL WILL THEN BE ROUGHLY FROM 3 FEET TO AS HIGH AS 7 FEET IN THE HIGHER ELEVATIONS. * WINDS/VISIBILITIES...VISIBILITIES ARE EXPECTED TO BE REDUCED UNDER ONE HALF MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE SNOWY AND SIERRA MADRE RANGES FOR THE REST OF TONIGHT SHOULD BE PREPARED FOR HAZARDOUS CONDITIONS. ROADS TO BE SLICK AND SNOWPACKED AND VISIBILITIES REDUCED WITH THE SNOWFALL. 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. && $$ WEILAND
225 WWUS45 KCYS 220959 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 259 AM MST WED DEC 22 2010 ...SNOW WILL DEVELOP AGAIN TODAY ACROSS THE SNOWY AND SIERRA MADRE RANGES... .MOIST SOUTHWEST FLOW ALOFT WILL AGAIN DEVELOP TODAY WITH SNOW DEVELOPING AND INCREASING IN COVERAGE...ESPECIALLY THIS AFTERNOON AND TONIGHT. WYZ112-114-222300- /O.CAN.KCYS.WS.W.0013.000000T0000Z-101222T1200Z/ /O.NEW.KCYS.WW.Y.0030.101222T0959Z-101224T0100Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 259 AM MST WED DEC 22 2010 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MST THURSDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 PM MST THURSDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...WIDESPREAD LIGHT TO MODERATE SNOW WILL DEVELOP TODAY AND CONTINUE TONIGHT AND THURSDAY. * SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL OF 6 TO 11 INCHES IS EXPECTED THROUGH THURSDAY AFTERNOON. * WINDS/VISIBILITIES...SOUTHWEST WINDS OF 10 TO 25 MPH WILL PREVAIL. VISIBILITIES IN SNOW WILL BE LESS THAN ONE MILE AT TIMES IN MODERATE SNOW. * IMPACTS...PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES ACROSS THE SNOWY AND SIERRA MADRE RANGES SHOULD BE PREPARED FOR HAZARDOUS CONDITIONS. ROADS WILL BE SLICK AND SNOWPACKED AND VISIBILITIES REDUCED WITH THE SNOWFALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ RUBIN
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 Cheyenne, WY wrote its last area forecast discussion before this winter storm warning went out at Dec 20, 11:55 AM MST, 18 minutes earlier.
Area forecast discussion, Dec 20, 11:55 AM MST, 18 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1155 AM MST MON DEC 20 2010
.UPDATE...FOR AVIATION...
.AVIATION...18Z TAF ISSUANCE...CONDITIONS HAVE IMPROVED THIS
MORNING TO VFR WITH GUSTY NORTHWEST WINDS IN THE WAKE OF A COLD
FRONT. THIS WILL CONTINUE TO BE THE TREND THROUGH THE EARLY
AFTERNOON WITH GUSTS 35 TO 45 MPH OCCURRING MAINLY ALONG THE
CHEYENNE RIDGE...AND LIGHTER WINDS ELSEWHERE. REDUCED CIGS AND
VSBYS WILL THEN RETURN THIS AFTERNOON AND CONTINUE THROUGH TONIGHT
AS ANOTHER ROUND OF SNOW MOVES IN FROM THE SOUTHWEST. ABUNDANT
LLVL MOISTURE WILL ALSO PRODUCE AREAS OF FOG AND POSSIBLY FREEZING
FOG EAST OF THE LARAMIE RANGE IN THE EARLY MORNING HOURS. EXPECT
SNOW TO LINGER IN THE MOUNTAINS THROUGH THE DAY ON TUESDAY WITH
IMPROVING CONDITIONS THROUGH THE MORNING IN THE EAST. RJM
&&
.PREV DISCUSSION... /ISSUED 507 AM MST MON DEC 20 2010/
UPDATE...
RECEIVING OBSERVATIONS ACROSS THE FAR NORTHERN NEBRASKA PANHANDLE
OF LIGHT FREEZING RAIN/DRIZZLE...SO HAVE RAISED POPS UP THAT WAY
AND UPDATED THE MORNING WEATHER GRID ACCORDINGLY.
PREV DISCUSSION... /ISSUED 320 AM MST MON DEC 20 2010/
SHORT TERM...TODAY THROUGH WEDNESDAY
CURRENT WATER VAPOR/500 MB ANALYSIS SHOWS THE PERSISTENT DEEP UPPER
LOW SPINNING OFF THE PACIFIC NORTHWEST COAST. A VERY ACTIVE 160-KT
JET STREAM WAS BRINGING COPIOUS PACIFIC MOISTURE INLAND THROUGH
CALIFORNIA...THE SOUTHERN GREAT BASIN...CENTRAL ROCKIES AND NORTH
CENTRAL PLAINS. THE REGIONAL SURFACE ANALYSIS DEPICTED A WARM FRONT
FROM A WESTERN MONTANA LOW SOUTHEAST TO ANOTHER LOW OVER EAST
CENTRAL WYOMING AND INTO NORTHERN KANSAS. A COLD FRONT TRAILED SOUTH
FROM THE MONTANA LOW THROUGH EASTERN IDAHO AND CENTRAL UTAH. A
CORNUCOPIA OF PRECIPITATION WAS AFFECTING MUCH OF THE REGION...WITH
SNOW FROM SOUTHWEST THROUGH EAST CENTRAL WYOMING AND INTO SOUTH
DAKOTA...LIGHT RAIN/SNOW FROM SOUTH CENTRAL WYOMING INTO NORTHERN
COLORADO WHERE TEMPERATURES WERE ABOVE FREEZING...TO LIGHT FREEZING
DRIZZLE AND FREEZING FOG ACROSS MUCH OF NEBRASKA. THE SOUTHEAST
CORNER OF WYOMING HAS THUS FAR BEEN VOID OF PRECIPITATION. SURFACE
WINDS WERE SOUTHWESTERLY 20 TO 30 MPH WITH GUSTS TO 35 MPH IN THE
WIND PRONE CORRIDORS OF SOUTHEAST WYOMING...AND SOUTHEASTERLY AROUND
10 MPH ACROSS THE NEBRASKA PANHANDLE.
THE 00Z MODELS (GEM/GFS/NAM/ECMWF) ALL DO A DECENT JOB HANDLING THE
SHORTWAVE TROUGH MOVING NORTHEAST ACROSS WYOMING AND COLORADO THIS
MORNING INTO THE NORTHERN PLAINS AND UPPER MIDWEST THIS AFTERNOON
AND TONIGHT. THE WARM FRONT DRAPED ACROSS EASTERN WYOMING AND
WESTERN NEBRASKA PANHANDLE WILL CONTINUE TO LIFT NORTHEAST AS THE
SURFACE LOW AND COLD FRONT TO THE WEST MAKE THEIR WAY EAST ACROSS
THE REGION TODAY. ACCUMULATING SNOWS WILL CONTINUE FOR THE
MOUNTAINS...LARAMIE RANGE AND NORTHERN CWA THIS MORNING BEFORE
DIMINISHING THIS AFTERNOON. NEW SNOW TOTALS OF 3 TO 6 INCHES ARE
EXPECTED FOR THE SNOWY AND SIERRA MADRE RANGES THIS MORNING...WITH
UP TO 3 INCHES FROM THE LARAMIE RANGE INTO THE NORTHERN NEBRASKA
PANHANDLE. DON'T PLAN TO MAKE ANY CHANGES TO THE CURRENT WINTER
WEATHER HAZARDS...WHICH WILL EXPIRE AT 18Z TODAY. THE PRESSURE
GRADIENT WILL TIGHTEN TODAY AS LOW AND COLD FRONT PASS ACROSS THE
CWA. WESTERLY WINDS WILL PICK UP OVER MUCH OF THE WYOMING CWA WITH
GUSTS OF 40-50 KT FOR THE WIND PRONE CORRIDORS. FURTHER EAST OVER
THE PANHANDLE...SUSTAINED WINDS WILL NOT QUITE REACH ADVISORY
CRITERIA WITH 20-25 KT GUSTING TO 30 KT AT TIMES. AFTER A BRIEF
LULL LATER TODAY...SNOW WILL BEGIN TO INCREASE AND SPREAD
NORTHEAST FROM NORTHERN COLORADO INTO THE MOUNTAINS AND LARAMIE
RANGE TONIGHT AND TUESDAY WITH THE NEXT SHORTWAVE PASSAGE. SEVERAL
MORE INCHES OF SNOW ARE FORECAST FOR THE MOUNTAINS THROUGH
WEDNESDAY...AND A WINTER WEATHER ADVISORY WILL NEED TO BE
CONSIDERED TODAY. TEMPERATURES TODAY WILL BE WARMEST OVER THE
SOUTHEAST CWA WITH HIGHS IN THE 40S...WHILE THE RANGES WILL SEE
20S AND 30S. MOST AREAS TONIGHT WILL BE 10 DEGREES COOLER. HIGHS
BOTH TUESDAY AND WEDNESDAY WILL AVERAGE ABOUT 5 DEGREES ABOVE
NORMAL.
LONG TERM...WEDNESDAY NIGHT THROUGH MONDAY
MODELS IN REASONABLE AGREEMENT THROUGH NEXT WEEKEND. THE MAIN FORECAST
CONCERN IS AN UPPER LEVEL TROUGH FORECAST TO PUSH INTO SRN GREAT BASIN
REGION WEDNESDAY NIGHT...AND THEN INTO THE ROCKIES THURSDAY. TYPICALLY...
SYSTEMS THIS FAR SOUTH EJECT NORTHEASTWARD AND BRING A DECENT CHANCE
OF SIGNIFICANT SNOWFALL TO THE HIGH PLAINS. MODELS...HOWEVER...ARE
SHOWING THIS STORM SYSTEM PUSHING NEARLY DUE EASTWARD WELL SOUTH
OF THE REGION WHILE WEAKENING. THE BEST CHANCES FOR ACCUMULATING
SNOWFALL WILL REMAIN IN THE MOUNTAINS OF CARBON AND ALBANY COUNTIES
THROUGH THURSDAY WITH LIGHTER AMOUNTS ACROSS THE VALLEYS AND HIGH
PLAINS. AS OF THIS TIME...A WHITE CHRISTMAS LOOKS UNLIKELY ACROSS
THE HIGH PLAINS WITH THIS SYSTEM QUICKLY PUSHING EASTWARD BY
THURSDAY NIGHT. KEPT POPS BETWEEN 20 AND 35 PERCENT ACROSS THE VALLEYS
AND HIGH PLAINS WITH PROBABILITIES OVER 60 PERCENT IN THE MOUNTAINS.
MODELS THEN SHOW A RIDGE OF HIGH PRESSURE RETURNING TO THE WESTERN
UNITED STATES AS A STRONG LOW PRESSURE SYSTEM AND TROUGH REMAINS
OVER THE EASTERN PACIFIC INTO NEXT WEEKEND. NORTH TO NORTHWEST
FLOW ALOFT ARE EXPECTED ACROSS SOUTHEAST WYOMING AND WESTERN
NEBRASKA WITH ALL MODELS SHOWING THE RIDGE AXIS TO THE WEST OF THE
CONTINENTAL DIVIDE...RESULTING IN COOL TEMPS AND A FEW DRY COLD
FRONTS PUSHING SOUTHWARD FROM SOUTHERN CANADA...BRINGING REINFORCING
SHOTS OF COLDER AIR ESPECIALLY TO THE HIGH PLAINS EAST OF THE
LARAMIE RANGE. THEREFORE...KEPT TEMPS ON THE COOL SIDE AND NEAR OR
SLIGHTLY BELOW NORMAL FOR THIS TIME OF THE YEAR WITH HIGHS IN THE
20S AND 30S ACROSS MOST OF THE REGION.
FIRE WEATHER... NO FIRE WEATHER CONCERNS EXPECTED THROUGH THE
MIDDLE OF THE WEEK WITH HIGH HUMIDITIES...COOL TEMPERATURES...AND
PERIODS OF RAIN AND SNOW. WINDS WILL INCREASE FROM THE WEST TO
NORTHWEST TODAY AS A LOW PRESSURE SYSTEM MOVES ACROSS SOUTHEAST
WYOMING AND THE NEBRASKA PANHANDLE. GUSTS OF 35 TO 50 MPH WILL BE
POSSIBLE OVER MUCH OF SOUTHEAST WYOMING...AND 20 TO 35 MPH OVER
THE PANHANDLE.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...NONE.
NE...WIND ADVISORY UNTIL 6 PM MONDAY FOR NEZ003-NEZ019-NEZ020-NEZ021-
NEZ054-NEZ055-NEZ096.
&&
SHORT TERM/FIRE WEATHER...JAMSKI
LONG TERM...TJTHazardous weather outlook, Dec 20, 5:06 AM MST, 7 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 506 AM MST MON DEC 20 2010 NEZ003-019>021-054-055-096-WYZ107-108-118-119-211215- BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- SOUTH SIOUX-EAST PLATTE COUNTY-GOSHEN COUNTY- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- 506 AM MST MON DEC 20 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE AND SOUTHEAST WYOMING...MAINLY AREAS ALONG AND SOUTH OF THE NORTH PLATTE RIVER VALLEY. .DAY ONE...TODAY AND TONIGHT AREAS OF FOG WILL CONTINUE ACROSS THE LOWER ELEVATIONS OF WESTERN NEBRASKA THIS MORNING WITH VISIBILITIES LESS THAN 1 MILE. THE FOG IS EXPECTED TO LIFT BY NOON. OTHERWISE...THERE IS A CHANCE OF RAIN AND SNOW NEAR THE SOUTHERN LARAMIE RANGE THIS MORNING...BUT ANY SNOW ACCUMULATIONS WILL BE LIGHT AND BELOW ONE INCH MAINLY ON GRASSY OR ELEVATED SURFACES. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THE COLD FRONT WHICH WILL PUSH ACROSS THE REGION THIS MORNING WILL RETURN NORTHWARD AS A WARM FRONT ON TUESDAY...RESULTING IN ANOTHER CHANCE OF SNOW. SOME LIGHT SNOW ACCUMULATION IS POSSIBLE NEAR THE MOUNTAINS IN WYOMING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ002-095-WYZ101>106-109>117-211215- DAWES-NORTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS- NIOBRARA COUNTY-NORTH LARAMIE RANGE- FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS- SOUTHWEST CARBON COUNTY-SIERRA MADRE RANGE- UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY- SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- 506 AM MST MON DEC 20 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NORTHWESTERN NEBRASKA PANHANDLE AND PORTIONS OF SOUTHEAST WYOMING .DAY ONE...TODAY AND TONIGHT SNOW WILL CONTINUE THIS MORNING...ESPECIALLY IN THE MOUNTAINS...WHERE AN ADDITIONAL 4 TO 8 INCHES OF SNOW ACCUMULATION IS EXPECTED TODAY. IN THE LOWER ELEVATIONS...UP TO 2 INCHES OF SNOW IS EXPECTED THIS MORNING WITH THE HIGHER AMOUNTS WEST OF THE LARAMIE RANGE. IN ADDITION...SOME FREEZING DRIZZLE OR FREEZING RAIN IS EXPECTED ACROSS THE NORTHERN NEBRASKA PANHANDLE AND NIOBRARA COUNTY IN WYOMING. ANY ICE ACCUMULATION WILL GENERALLY BE LESS THAN A TENTH OF AN INCH THIS MORNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THE COLD FRONT WHICH WILL PUSH ACROSS THE REGION THIS MORNING WILL RETURN NORTHWARD AS A WARM FRONT ON TUESDAY...RESULTING IN ANOTHER CHANCE OF SNOW. ADDITIONAL SNOW ACCUMULATIONS ARE POSSIBLE THROUGH TUESDAY EVENING. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE URGED TO REPORT SNOWFALL AMOUNTS TODAY && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE TT
In the hours before
Local storm report, Dec 20, 6:14 AM MST, 5 hours 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
614 AM MST MON DEC 20 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0612 AM SNOW RAWLINS 41.78N 107.23W
12/20/2010 M6.0 INCH CARBON WY TRAINED SPOTTER
PARTS OF RAWLINS HAVE LOST POWER.
&&
TTRUDELSpecial weather statement, Dec 20, 7:22 AM MST, 4 hours 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 722 AM MST MON DEC 20 2010 NEZ003-019>021-055-096-201700- BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-CHEYENNE-SOUTH SIOUX- INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING... HARRISBURG...BRIDGEPORT...BAYARD...SIDNEY...AGATE 722 AM MST MON DEC 20 2010 AREAS OF LIGHT FREEZING DRIZZLE OR RAIN WILL MOVE THROUGH THE SOUTHERN NEBRASKA PANHANDLE THROUGH 10 AM THIS MORNING. TEMPERATURES ARE AT OR BELOW FREEZING...SO SOME ICY CONDITIONS WILL DEVELOP ON ROADS AND HIGHWAYS. OF PARTICULAR CONCERN WILL BE BRIDGES AND OVERPASSES WHERE THIS RAIN COULD FREEZE ON CONTACT WITH THE EXPOSED SURFACES. COMMUTERS ON AREA ROADS SHOULD TAKE EXTRA TIME TO GET TO THEIR DESTINATIONS THIS MORNING AND ALLOW EXTRA DISTANCE BETWEEN THEMSELVES AND THE VEHICLE AHEAD OF THEM. CONDITIONS ARE EXPECTED TO IMPROVE AFTER 10 AM THIS MORNING.
Local storm report, Dec 20, 11:16 AM MST, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1116 AM MST MON DEC 20 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0939 AM NON-TSTM WND GST 12 SSE HORSE CREEK 41.25N 105.09W
12/20/2010 M68 MPH LARAMIE WY TRAINED SPOTTER
&&
MAZURLocal storm report, Dec 20, 11:23 AM MST, 50 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHEYENNE WY
1123 AM MST MON DEC 20 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0612 AM SNOW RAWLINS 41.78N 107.23W
12/20/2010 M6.0 INCH CARBON WY TRAINED SPOTTER
PARTS OF RAWLINS HAVE LOST POWER.
0700 AM SNOW 1 SE LARAMIE 41.30N 105.57W
12/20/2010 M4.0 INCH ALBANY WY MESONET
0700 AM SNOW NE MEDICINE BOW 41.90N 106.20W
12/20/2010 M2.0 INCH CARBON WY MESONET
0800 AM SNOW 3 SW HOG PARK RESERVOIR 41.00N 106.91W
12/20/2010 E27.0 INCH CARBON WY MESONET
WHISKEY PARK SNOTEL. ELEVATION 8950. SWE 2.7 INCHES FROM
12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW 4 NW HOG PARK RESERVOIR 41.07N 106.94W
12/20/2010 E31.2 INCH CARBON WY MESONET
LITTLE SNAKE RIVER SNOTEL. ELEVATION 8915 FEET. SWE 2.6
INCHES FROM 12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW 4 E BATTLE LAKE 41.16N 106.93W
12/20/2010 E31.2 INCH CARBON WY MESONET
WEBBER SPRINGS SNOTEL. ELEVATION 9250 FEET. SWE 2.6
INCHES FROM 12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW 2 E BATTLE LAKE 41.15N 106.97W
12/20/2010 E31.2 INCH CARBON WY MESONET
OLD BATTLE SNOTEL. ELEVATION 10000 FEET. SWE 2.6 FROM
12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW N DIVIDE PEAK 41.30N 107.15W
12/20/2010 E20.4 INCH CARBON WY MESONET
DIVIDE PEAK SNOTEL. ELEVATION 8880 FEET. SWE 1.7 FROM
12/18 8AM THROUGH 12/20 8AM
0800 AM HEAVY SNOW N SAGE CREEK BASIN 41.40N 107.26W
12/20/2010 E16.0 INCH CARBON WY MESONET
SAGE CREEK BASIN SNOTEL. ELEVATION 7850 FEET. 1.6 SWE
FROM 12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW N BROOKLYN LAKE 41.36N 106.23W
12/20/2010 E32.4 INCH ALBANY WY MESONET
BROOKLYN LAKE SNOTEL. ELEVATION 10240. SWE 2.7 FROM 12/18
8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW N SAND LAKE 41.46N 106.28W
12/20/2010 E34.5 INCH CARBON WY MESONET
SAND LAKE SNOTEL. ELEVATION 10050 FEET. SWE 2.3 INCHES
FROM 12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW N NORTH FRENCH CREEK 41.33N 106.38W
12/20/2010 E31.2 INCH CARBON WY MESONET
NORTH FRENCH CREEK SNOTEL. ELEVATION 10130. SWE 2.6
INCHES FROM 12/18 8AM THROUGH 12/20 8AM.
0800 AM HEAVY SNOW 2 NE ROB ROY RESERVOIR 41.24N 106.23W
12/20/2010 E33.6 INCH ALBANY WY MESONET
CINNABAR SNOTEL. ELEVATION 9574. SWE 2.8 INCHES FROM
12/18 8AM THROUGH 12/20 8AM.
0845 AM SNOW LARAMIE 41.31N 105.58W
12/20/2010 E1.0 INCH ALBANY WY LAW ENFORCEMENT
AT SHERRIFF OFFICE IN LARAMIE. ROADS HAVE BECOME VERY ICY
WITH SHARP DROP IN TEMPERATURES.
0845 AM SNOW RAWLINS 41.78N 107.23W
12/20/2010 E2.0 INCH CARBON WY LAW ENFORCEMENT
AT SHERRIFF OFFICE IN RAWLINS
0915 AM SNOW LUSK 42.76N 104.45W
12/20/2010 E0.0 INCH NIOBRARA WY LAW ENFORCEMENT
MAINLY RAIN OVERNIGHT. COUNTY DOES HAVE PROBLEMS THIS
MORNING WITH SLICK ROADS FROM FREEZING TEMPERATURES.
0915 AM SNOW CHADRON 42.83N 103.00W
12/20/2010 E1.0 INCH DAWES NE LAW ENFORCEMENT
SNOWED BETWEEN 7 PM AND MIDNIGHT. HAD TRACE AMOUNTS OF
FREEZING RAIN AFTER MIDNIGHT MAKING ROADS SLICK.
0939 AM NON-TSTM WND GST 12 SSE HORSE CREEK 41.25N 105.09W
12/20/2010 M68.00 MPH LARAMIE WY TRAINED SPOTTER
&&
GCLAYCOMThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 12:13 PM MST | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Platte | 32 hr |
Nearby
Winter Storm Warnings in Wyoming, 2010Every winter storm warning in 2010
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.