Alert archive / Wyoming / Winter Storm Warnings in 2012
Winter Storm Warning 7, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Apr 14, 2012, 4:48 AM MDT for Albany County, Laramie County, Wyoming. It took effect at Apr 14, 2012, 9:00 PM MDT. It was in force for . No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 14, 2012, 4:48 AM MDT (10:48 UTC)
- In effect from
- Apr 14, 2012, 9:00 PM MDT
- Expired
- Apr 14, 2012, 2:11 PM MDT
- In force
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 50 km from the middle of the area, began a volume at 10:45 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 10.8 hours before the alert went out and 245 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
- 3080 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
987 WWUS45 KCYS 141048 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 448 AM MDT SAT APR 14 2012 ...SNOWY...COLD AND WINDY WEATHER WILL AFFECT SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE MAINLY TONIGHT AND SUNDAY MORNING... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES AND ONTO THE HIGH PLAINS THIS AFTERNOON THROUGH SUNDAY. THE STORM WILL PRODUCE COLDER TEMPERATURES...ACCUMULATING SNOW AND STRONG NORTHERLY WINDS TODAY AND TONIGHT OVER THE SNOWY AND SIERRA MADRE RANGES AND TONIGHT AND SUNDAY MORNING OVER AREAS FURTHER EAST. THE RAIN WILL CHANGE TO SNOW OVER ALL AREAS TONIGHT WITH THE PANHANDLE THE LAST TO CHANGE. THE SNOW WILL THEN TAPER OFF SUNDAY AFTERNOON AND THE WINDS WILL DECREASE SUNDAY EVENING. WYZ115>118-142300- /O.UPG.KCYS.WS.A.0004.120415T0600Z-120415T1800Z/ /O.NEW.KCYS.WS.W.0007.120415T0300Z-120415T1800Z/ LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...LARAMIE...VEDAUWOO...BUFORD... PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 448 AM MDT SAT APR 14 2012 ...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR SNOW AND STRONG WINDS...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...9 PM THIS EVENING THROUGH NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...3 TO 5 INCHES...WITH 6 TO 8 INCHES OVER THE SOUTHERN LARAMIE RANGE. * WINDS/VISIBILITIES...NORTH WINDS OF 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE REDUCED TO ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS SATURDAY NIGHT AND SUNDAY. YOUNG OR WEAK LIVESTOCK MAY BECOME STRESSED DUE THE WET...WINDY AND COLD CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AVOID TRAVEL IN THE WARNING AREA. IF YOU ARE PLANNING TO TRAVEL IN THE WARNING AREA...LISTEN TO THE LATEST WEATHER FORECAST AND CONSIDER TRAVELING AT ANOTHER TIME OR BY ANOTHER ROUTE. IF YOU MUST TRAVEL IN THE WARNING AREA...USE EXTREME CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS...TAKE ALONG A WINTER SURVIVAL KIT. IF YOU BECOME STRANDED IN A RURAL AREA...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES. TO KEEP WARM IN YOUR VEHICLE...RUN YOUR ENGINE 10 MINUTES EACH HOUR...AND MAKE SURE THE EXHAUST PIPE IS CLEAR OF SNOW TO AVOID CARBON MONOXIDE POISONING. && $$ WYZ119-142300- /O.UPG.KCYS.WS.A.0004.120415T0600Z-120415T1800Z/ /O.EXB.KCYS.WW.Y.0010.120415T0900Z-120415T1800Z/ EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...BURNS...CARPENTER...ALBIN...PINE BLUFFS 448 AM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO NOON MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND STRONG WINDS...WHICH IS IN EFFECT FROM 3 AM TO NOON MDT SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...3 AM SUNDAY TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 INCHES. * WINDS/VISIBILITIES...NORTH WINDS OF 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS SATURDAY NIGHT AND SUNDAY. YOUNG OR WEAK LIVESTOCK MAY BECOME STRESSED DUE THE WET...WINDY AND COLD CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ101>103-106-107-142300- /O.EXB.KCYS.WW.Y.0010.120415T0300Z-120415T1800Z/ CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...BORDEAUX... GLENDO...WHEATLAND...CHUGWATER...GUERNSEY 448 AM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND STRONG WINDS...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY. * TIMING...9 PM THIS EVENING TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 3 INCHES...WITH 3 TO 7 INCHES IN THE NORTH LARAMIE RANGE. * WINDS/VISIBILITIES...NORTH 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS SATURDAY AND SATURDAY NIGHT. YOUNG OR WEAK LIVESTOCK MAY BECOME STRESSED DUE THE WET...WINDY AND COLD CONDITIONS. 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 WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ NEZ002-003-019>021-054-055-095-096-WYZ108-142300- /O.EXB.KCYS.WW.Y.0010.120415T0900Z-120415T1800Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-GOSHEN COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...TORRINGTON 448 AM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO NOON MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND STRONG WINDS...WHICH IS IN EFFECT FROM 3 AM TO NOON MDT SUNDAY. * TIMING...3 AM TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...1 TO 3 INCHES...WITH THE HIGHER AMOUNTS OVER AND ON THE NORTH SIDE OF THE PINE RIDGE AND WILDCAT HILLS. * WINDS/VISIBILITIES...NORTH 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS SATURDAY AND SATURDAY NIGHT. YOUNG OR WEAK LIVESTOCK MAY BECOME STRESSED DUE THE WET...WINDY AND COLD CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ112-114-142300- /O.CON.KCYS.WW.Y.0010.120414T1200Z-120415T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 448 AM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT SUNDAY. * TIMING...6 AM SATURDAY MORNING TO 6 AM SUNDAY MORNING. * TOTAL SNOW ACCUMULATIONS...7 TO 13 INCHES. * WINDS/VISIBILITIES...NORTH WINDS 20 TO 30 MPH WITH GUSTS AS HIGH AS 40 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS SATURDAY AND SATURDAY NIGHT. YOUNG OR WEAK LIVESTOCK MAY BECOME STRESSED DUE THE WET...WINDY AND COLD CONDITIONS. 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 WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WEILAND
1 follow-up statement
514 WWUS45 KCYS 142011 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 211 PM MDT SAT APR 14 2012 ...SNOWY...COLD AND WINDY WEATHER WILL AFFECT SOUTHEAST WYOMING AND PORTIONS OF WESTERN NEBRASKA PANHANDLE TONIGHT AND SUNDAY MORNING... .A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES AND INTO THE HIGH PLAINS THIS AFTERNOON THROUGH SUNDAY. THE STORM WILL PRODUCE COLDER TEMPERATURES...ACCUMULATING SNOW AND STRONG NORTHERLY WINDS TONIGHT. ANY RAINFALL THIS AFTERNOON WILL MIX WITH AND CHANGE TO SNOW OVER ALL AREAS TONIGHT. THE SNOW WILL THEN TAPER OFF SUNDAY AFTERNOON AND THE WINDS WILL DECREASE SUNDAY EVENING. WYZ115>118-151030- /O.CAN.KCYS.WS.W.0007.120415T0300Z-120415T1800Z/ /O.EXA.KCYS.WW.Y.0010.120415T0300Z-120415T1800Z/ LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...LARAMIE...VEDAUWOO...BUFORD... PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 211 PM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * TIMING...9 PM THIS EVENING TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES...WITH 4 TO 8 INCHES IN THE SOUTHERN LARAMIE RANGE AND ADJACENT FOOTHILLS. * WINDS/VISIBILITIES...NORTH 20 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...PRIMARILY DRIVING DIFFICULTIES OVER SOUTHEAST WYOMING IN PERIODS OF SNOW AND AREAS OF BLOWING SNOW LATE TONIGHT AND EARLY SUNDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ112-114-151030- /O.CON.KCYS.WW.Y.0010.000000T0000Z-120415T1200Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 211 PM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT SUNDAY. * TIMING...6 AM SATURDAY MORNING TO 6 AM SUNDAY MORNING. * TOTAL SNOW ACCUMULATIONS...7 TO 13 INCHES. * WINDS/VISIBILITIES...NORTH WINDS 20 TO 30 MPH WITH GUSTS AS HIGH AS 40 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...THE STORM WILL PRODUCE HAZARDOUS TRAVEL AND OUTDOOR CONDITIONS TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS AND WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ WYZ101>103-106-107-151030- /O.CON.KCYS.WW.Y.0010.120415T0300Z-120415T1800Z/ CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY- INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...BORDEAUX... GLENDO...WHEATLAND...CHUGWATER...GUERNSEY 211 PM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT SUNDAY. * TIMING...9 PM THIS EVENING TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...1 TO 3 INCHES OVER 4500 FEET...AND 6 TO 11 INCHES IN THE NORTHERN LARAMIE RANGE. * WINDS/VISIBILITIES...NORTH 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE HALF MILE OR LESS IN THE SNOW AND BLOWING SNOW. * IMPACTS...PRIMARILY DRIVING DIFFICULTIES OVER THE AREA IN PERIODS OF SNOW AND AREAS OF BLOWING SNOW LATE TONIGHT AND EARLY SUNDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ NEZ002-003-019>021-054-055-095-096-WYZ108-119-151030- /O.CON.KCYS.WW.Y.0010.120415T0900Z-120415T1800Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-GOSHEN COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE...TORRINGTON...BURNS...CARPENTER...ALBIN... PINE BLUFFS 211 PM MDT SAT APR 14 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO NOON MDT SUNDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 AM TO NOON MDT SUNDAY. * TIMING...3 AM TO NOON SUNDAY. * TOTAL SNOW ACCUMULATIONS...1 TO 3 INCHES...MAINLY OVER THE HIGHER RIDGES SUCH AS THE PINE RIDGE...CHEYENNE RIDGE...AND WILDCAT HILLS. * WINDS/VISIBILITIES...NORTH 25 TO 35 MPH WITH GUSTS AS HIGH AS 45 MPH. THE WINDS WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BE ONE MILE OR LESS IN SNOW AND BLOWING SNOW. * IMPACTS...PRIMARILY DRIVING DIFFICULTIES OVER SOUTHEAST WYOMING IN PERIODS OF SNOW AND AREAS OF BLOWING SNOW LATE TONIGHT AND EARLY SUNDAY MORNING. 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 WHEN APPROACHING AND DRIVING OVER RAILROAD CROSSINGS. && $$ TT
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 9:31 PM MDT | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more | 38 hr |
| Apr 14, 2:52 PM MDT | Special Weather Statement | CYS | Goshen | 53 min |
| Apr 14, 3:53 PM MDT | Special Weather Statement | CYS | Goshen | 37 min |
Nearby
Winter Storm Warnings in Wyoming, 2012Every winter storm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.