Alert archive / Wyoming / High Wind Warnings in 2008
High Wind Warning 24, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Dec 29, 2008, 2:52 AM MST for 5 counties in Wyoming. It took effect at Dec 29, 2008, 8:00 AM MST. It was in force for 21 hr. 9 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 29, 2008, 2:52 AM MST (09:52 UTC)
- In effect from
- Dec 29, 2008, 8:00 AM MST
- Expired
- Dec 30, 2008, 5:00 AM MST
- In force
- 21 hr
- Issued by
- NWS Riverton, WY
Counties Fremont County, WY, Johnson County, WY, Natrona County, WY, Sublette County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 32 km from the middle of the area, began a volume at 10:07 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 29, 6:51 PM MST | NON-TSTM WND GST 59 | Buffalo, WY | |
| Dec 29, 8:38 PM MST | NON-TSTM WND GST 71 | Lander, WY | |
| Dec 30, 1:27 AM MST | NON-TSTM WND GST 76 | Lander, WY | |
| Dec 30, 1:50 AM MST | NON-TSTM WND GST 64 | 7 Wsw Muddy Gap, WY | CAMP CREEK RAWS SITE...ELEV. 7380 FT. |
| Dec 30, 2:15 AM MST | NON-TSTM WND GST 59 | W Riverton, WY | |
| Dec 30, 2:50 AM MST | NON-TSTM WND GST 79 | 7 Wsw Muddy Gap, WY | CAMP CREEK RAWS SITE...ELEV. 7380 FT. |
| Dec 30, 3:06 AM MST | NON-TSTM WND GST 74 | 7 Wnw Sweetwater Statio, WY | |
| Dec 30, 3:50 AM MST | NON-TSTM WND GST 78 | 7 Wsw Muddy Gap, WY | CAMP CREEK RAWS SITE...ELEV. 7380 FT. |
| Dec 30, 4:50 AM MST | NON-TSTM WND GST 82 | 7 Wsw Muddy Gap, WY | CAMP CREEK RAWS SITE...ELEV. 7380 FT. SUSTAINED 54 MPH. |
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 00:00Z, 9.9 hours before the alert went out and 28 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
- 1828 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 166 m²/s²
- 0-3 km storm-relative helicity
- 270 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS75 KRIW 290952 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 252 AM MST MON DEC 29 2008 ...STRONG WINDS WILL DEVELOP TODAY IN EASTERN SWEETWATER COUNTY AND ACROSS THE LOWER ELEVATIONS OF NATRONA COUNTY... .LOW PRESSURE WILL DEEPEN IN EASTERN WYOMING AND THE WESTERN DAKOTAS THIS MORNING THROUGH LATE THIS EVENING. SOUTHWEST WINDS OF 30 TO 45 MPH WITH GUSTS EXCEEDING 60 MPH ARE EXPECTED ACROSS EASTERN SWEETWATER COUNTY AND THE LOWER ELEVATIONS OF NATRONA COUNTY. WYZ019-020-030-292300- /O.NEW.KRIW.HW.W.0024.081229T1500Z-081230T0600Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...CASPER...WAMSUTTER 252 AM MST MON DEC 29 2008 ...HIGH WIND WARNING IN EFFECT FROM 8 AM THIS MORNING TO 11 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 11 PM MST THIS EVENING. STRONG SOUTHWEST WINDS WILL DEVELOP THIS MORNING ACROSS EASTERN SWEETWATER COUNTY AND THE LOWER ELEVATIONS OF NATRONA COUNTY AND CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST WINDS DURING THIS PERIOD WILL RANGE FROM 30 TO 45 MPH WITH GUSTS TO BETWEEN 60 AND 70 MPH POSSIBLE. THE BEST CHANCE FOR DAMAGING WIND GUSTS WILL BE LATE THIS AFTERNOON THROUGH EARLY THIS EVENING...WHEN AN AREA OF VERY HIGH WINDS ALOFT WILL CROSS THE AREA. DRIVERS OF HIGH PROFILE VEHICLES TRAVELING ALONG ROUTE 287 IN SOUTHEASTERN FREMONT COUNTY AND ROUTES 20/26 AND I-25 IN NATRONA COUNTY ARE URGED TO DRIVE WITH CAUTION...AS STRONG CROSSWINDS AND HIGHER WIND GUSTS MAY MAKE DRIVING DIFFICULT. RESIDENTS ARE ADVISED TO SECURE OBJECTS OUTDOORS WHICH COULD BE BLOWN BY HIGH WINDS AND GUSTS. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ SMITH
7 follow-up statements
000 WWUS75 KRIW 292202 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 302 PM MST MON DEC 29 2008 ...VERY STRONG WINDS WILL CONTINUE THROUGH THE EVENING ACROSS PORTIONS OF CENTRAL WYOMING... .AN INCREASING PRESSURE GRADIENT WILL KEEP HIGH WINDS BLOWING FROM EASTERN SWEETWATER TO NATRONA COUNTY THROUGH THE EVENING HOUR. IN ADDITION...VERY STRONG WINDS DEVELOPING AROUND MOUNTAIN TOP LEVEL ARE EXPECTED TO MIX DOWN INTO THE EAST SLOPE OF THE WIND RIVER MOUNTAINS THIS EVENING AND POSSIBLY DOWN INTO THE LANDER FOOTHILLS. WYZ015-300700- /O.EXB.KRIW.HW.W.0024.081230T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST- 302 PM MST MON DEC 29 2008 ...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 5 AM MST TUESDAY. VERY STRONG AND POTENTIALLY DAMAGING HIGH WINDS ARE EXPECTED TO DEVELOP ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS THIS EVENING AND CONTINUE OVERNIGHT. SOUTHWEST WINDS WILL INCREASE TO 40 TO 55 MPH WITH GUSTS OF 70 TO 80 MPH. THESE HIGH WINDS WILL ALSO AFFECT TRAVEL OVER SOUTH PASS AT TIMES. THE COMBINATION OF THESE HIGH WINDS AND CONSIDERABLE BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL QUITE DANGEROUS AT TIMES. PLEASE CHECK THE LATEST FORECAST AND ROAD CONDITIONS IF TRAVEL IS NECESSARY OVER SOUTH PASS TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ019-020-030-300700- /O.EXT.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...CASPER...WAMSUTTER 302 PM MST MON DEC 29 2008 ...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT. STRONG SOUTHWEST WINDS WILL CONTINUE ACROSS EASTERN SWEETWATER... SOUTHEAST FREMONT AND THE LOWER ELEVATIONS OF NATRONA COUNTY THROUGH LATE THIS EVENING. SOUTHWEST WINDS DURING THIS PERIOD WILL RANGE FROM 30 TO 45 MPH WITH GUSTS TO BETWEEN 60 AND 70 MPH. THE BEST CHANCE FOR DAMAGING WIND GUSTS WILL BE THROUGH EARLY THIS EVENING...WHEN AN AREA OF VERY HIGH WINDS ALOFT WILL CROSS THE AREA. DRIVERS OF HIGH PROFILE VEHICLES TRAVELING ALONG ROUTE 287 IN SOUTHEASTERN FREMONT COUNTY AND ROUTES 20/26 AND I-25 IN NATRONA COUNTY ARE URGED TO DRIVE WITH CAUTION...AS STRONG CROSSWINDS AND HIGHER WIND GUSTS MAY MAKE DRIVING DIFFICULT. RESIDENTS ARE ADVISED TO SECURE OBJECTS OUTDOORS WHICH COULD BE BLOWN BY HIGH WINDS AND GUSTS. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ018-300700- /O.NEW.KRIW.HW.A.0017.081230T0000Z-081230T0700Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 302 PM MST MON DEC 29 2008 ...HIGH WIND WATCH IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WATCH...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. THE POTENTIAL FOR HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS THAT ARE EXPECTED TO DEVELOP ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS MAY MIX DOWN INTO THE LANDER FOOTHILLS DURING THE COURSE OF THE EVENING. GENERAL SOUTHWEST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH HAVE THE POTENTIAL TO INCREASE TO 30 TO 40 MPH WITH GUSTS AROUND 60 MPH AT ANYTIME THIS EVENING. PLEASE BE PREPARED FOR THE POTENTIALLY HIGH WINDS BETWEEN 5 PM AND MIDNIGHT TONIGHT. REMEMBER...A HIGH WIND WATCH MEANS CONDITIONS ARE FAVORABLE FOR A HAZARDOUS HIGH WIND EVENT IN AND CLOSE TO THE WATCH AREA. $$ SKRBAC
000 WWUS75 KRIW 292331 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 431 PM MST MON DEC 29 2008 ...VERY STRONG WINDS WILL CONTINUE THROUGH THE EVENING ACROSS PORTIONS OF CENTRAL WYOMING... .AN INCREASING PRESSURE GRADIENT WILL KEEP HIGH WINDS BLOWING FROM EASTERN SWEETWATER TO NATRONA COUNTY THROUGH THE EVENING HOUR. IN ADDITION...VERY STRONG WINDS DEVELOPING AROUND MOUNTAIN TOP LEVEL ARE EXPECTED TO MIX DOWN INTO THE EAST SLOPE OF THE WIND RIVER MOUNTAINS INTO THE LANDER FOOTHILLS AND UPPER WIND RIVER VALLEY AROUND DUBOIS. WYZ018-300700- /O.UPG.KRIW.HW.A.0017.081230T0000Z-081230T0700Z/ /O.EXA.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 431 PM MST MON DEC 29 2008 ...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. AREAS OF HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS...ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS...30 TO 40 MPH WITH GUSTS AROUND 60 MPH WILL BLOW THIS EVENING. PLEASE BE PREPARED FOR THE POTENTIALLY HIGH WINDS THROUGH MIDNIGHT TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ016-300700- /O.EXA.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ UPPER WIND RIVER BASIN- INCLUDING THE CITY OF...DUBOIS 431 PM MST MON DEC 29 2008 ...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. AREAS OF HIGH WINDS EXIST IN THE DUBOIS AREA THIS EVENING. VERY STRONG WEST WINDS...ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS... 30 TO 40 MPH WITH GUSTS AROUND 60 MPH WILL BLOW THIS EVENING. PLEASE BE PREPARED FOR THE POTENTIALLY HIGH WINDS THROUGH MIDNIGHT TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ019-020-030-300700- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...CASPER...WAMSUTTER 431 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. STRONG SOUTHWEST WINDS WILL CONTINUE ACROSS EASTERN SWEETWATER... SOUTHEAST FREMONT AND THE LOWER ELEVATIONS OF NATRONA COUNTY THROUGH LATE THIS EVENING. SOUTHWEST WINDS DURING THIS PERIOD WILL RANGE FROM 30 TO 45 MPH WITH GUSTS TO BETWEEN 60 AND 70 MPH. THE BEST CHANCE FOR DAMAGING WIND GUSTS WILL BE THROUGH EARLY THIS EVENING...WHEN AN AREA OF VERY HIGH WINDS ALOFT WILL CROSS THE AREA. DRIVERS OF HIGH PROFILE VEHICLES TRAVELING ALONG ROUTE 287 IN SOUTHEASTERN FREMONT COUNTY AND ROUTES 20/26 AND I-25 IN NATRONA COUNTY ARE URGED TO DRIVE WITH CAUTION...AS STRONG CROSSWINDS AND HIGHER WIND GUSTS MAY MAKE DRIVING DIFFICULT. RESIDENTS ARE ADVISED TO SECURE OBJECTS OUTDOORS WHICH COULD BE BLOWN BY HIGH WINDS AND GUSTS. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ015-300715- /O.CON.KRIW.HW.W.0024.081230T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST- 431 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY. VERY STRONG AND POTENTIALLY DAMAGING HIGH WINDS ARE EXPECTED TO DEVELOP ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS THIS EVENING AND CONTINUE OVERNIGHT. SOUTHWEST WINDS WILL INCREASE TO 40 TO 55 MPH WITH GUSTS OF 70 TO 80 MPH. THESE HIGH WINDS WILL ALSO AFFECT TRAVEL OVER SOUTH PASS AT TIMES. THE COMBINATION OF THESE HIGH WINDS AND CONSIDERABLE BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL QUITE DANGEROUS AT TIMES. PLEASE CHECK THE LATEST FORECAST AND ROAD CONDITIONS IF TRAVEL IS NECESSARY OVER SOUTH PASS TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$
000 WWUS75 KRIW 300213 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 713 PM MST MON DEC 29 2008 ...VERY STRONG WINDS WILL CONTINUE THROUGH THE EVENING ACROSS PORTIONS OF CENTRAL WYOMING... .AN INCREASING PRESSURE GRADIENT WILL KEEP HIGH WINDS BLOWING FROM EASTERN SWEETWATER TO NATRONA COUNTY THROUGH THE EVENING HOUR. IN ADDITION...VERY STRONG WINDS DEVELOPING AROUND MOUNTAIN TOP LEVEL ARE EXPECTED TO MIX DOWN INTO THE EAST SLOPE OF THE WIND RIVER MOUNTAINS INTO THE LANDER FOOTHILLS AND UPPER WIND RIVER VALLEY AROUND DUBOIS. IN ADDITION STRONG WEST WINDS MOVING ACROSS THE BIGHORNS WILL PRODUCE MOUNTAIN WAVES AND STRONG WIND GUSTS IN NORTHEAST JOHNSON COUNTY. WYZ010-300700- /O.EXA.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ NORTHEAST JOHNSON COUNTY- INCLUDING THE CITY OF...BUFFALO 713 PM MST MON DEC 29 2008 ...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT MST TONIGHT... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. STRONG WEST TO SOUTHWEST WINDS WILL CONTINUE ACROSS NORTHEAST JOHNSON COUNTY THROUGH LATE THIS EVENING. WEST WINDS DURING THIS PERIOD WILL RANGE FROM 30 TO 40 MPH WITH GUSTS TO BETWEEN 60 AND 70 MPH. THE BEST CHANCE FOR DAMAGING WIND GUSTS WILL BE THROUGH EARLY THIS EVENING...WHEN AN AREA OF VERY HIGH WINDS ALOFT WILL CROSS THE AREA. DRIVERS OF HIGH PROFILE VEHICLES TRAVELING ALONG I-25 AND I-90 IN NORTHEAST JOHNSON COUNTY ARE URGED TO DRIVE WITH CAUTION...AS STRONG CROSSWINDS AND HIGHER WIND GUSTS MAY MAKE DRIVING DIFFICULT. RESIDENTS ARE ADVISED TO SECURE OBJECTS OUTDOORS WHICH COULD BE BLOWN BY HIGH WINDS AND GUSTS. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ019-020-030-300700- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- NATRONA COUNTY LOWER ELEVATIONS-EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...JEFFREY CITY...CASPER...WAMSUTTER 713 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. STRONG SOUTHWEST WINDS WILL CONTINUE ACROSS EASTERN SWEETWATER... SOUTHEAST FREMONT AND THE LOWER ELEVATIONS OF NATRONA COUNTY THROUGH LATE THIS EVENING. SOUTHWEST WINDS DURING THIS PERIOD WILL RANGE FROM 30 TO 45 MPH WITH GUSTS TO BETWEEN 60 AND 70 MPH. THE BEST CHANCE FOR DAMAGING WIND GUSTS WILL BE THROUGH EARLY THIS EVENING...WHEN AN AREA OF VERY HIGH WINDS ALOFT WILL CROSS THE AREA. DRIVERS OF HIGH PROFILE VEHICLES TRAVELING ALONG ROUTE 287 IN SOUTHEASTERN FREMONT COUNTY AND ROUTES 20/26 AND I-25 IN NATRONA COUNTY ARE URGED TO DRIVE WITH CAUTION...AS STRONG CROSSWINDS AND HIGHER WIND GUSTS MAY MAKE DRIVING DIFFICULT. RESIDENTS ARE ADVISED TO SECURE OBJECTS OUTDOORS WHICH COULD BE BLOWN BY HIGH WINDS AND GUSTS. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ018-300700- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 713 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. AREAS OF HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS...ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS...30 TO 40 MPH WITH GUSTS AROUND 60 MPH WILL BLOW THIS EVENING. PLEASE BE PREPARED FOR THE POTENTIALLY HIGH WINDS THROUGH MIDNIGHT TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ016-300700- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ UPPER WIND RIVER BASIN- INCLUDING THE CITY OF...DUBOIS 713 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. AREAS OF HIGH WINDS EXIST IN THE DUBOIS AREA THIS EVENING. VERY STRONG WEST WINDS...ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS... 30 TO 40 MPH WITH GUSTS AROUND 60 MPH WILL BLOW THIS EVENING. PLEASE BE PREPARED FOR THE POTENTIALLY HIGH WINDS THROUGH MIDNIGHT TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ015-301015- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST- 713 PM MST MON DEC 29 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY. VERY STRONG AND POTENTIALLY DAMAGING HIGH WINDS ARE EXPECTED TO DEVELOP ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS THIS EVENING AND CONTINUE OVERNIGHT. SOUTHWEST WINDS WILL INCREASE TO 40 TO 55 MPH WITH GUSTS OF 70 TO 80 MPH. THESE HIGH WINDS WILL ALSO AFFECT TRAVEL OVER SOUTH PASS AT TIMES. THE COMBINATION OF THESE HIGH WINDS AND CONSIDERABLE BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL QUITE DANGEROUS AT TIMES. PLEASE CHECK THE LATEST FORECAST AND ROAD CONDITIONS IF TRAVEL IS NECESSARY OVER SOUTH PASS TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ SMITH
000 WWUS75 KRIW 300704 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1204 AM MST TUE DEC 30 2008 WYZ018-301200- /O.CAN.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ /O.NEW.KRIW.HW.W.0025.081230T0704Z-081230T1200Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 1204 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST TUESDAY... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 5 AM MST TUESDAY. AREAS OF HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS NEAR 40 MPH WITH GUSTS OF 60 TO 70 MPH WILL CONTINUE UNTIL AROUND 2 AM AND BEGIN TO SLOWLY SUBSIDE AFTERWARDS. THE AIRPORT AT LANDER REPORTED A PEAK WIND GUST OF 74 MPH AT 1119 PM MONDAY EVENING. PLEASE BE PREPARED FOR THESE HIGH WINDS TO CONTINUE THROUGH EARLY THIS MORNING. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ010-020-030-300815- /O.EXP.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ NORTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS- EAST SWEETWATER COUNTY- INCLUDING THE CITIES OF...BUFFALO...CASPER...WAMSUTTER 1204 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT... THE HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT. A COLD FRONT WAS PUSHING SOUTH ACROSS NORTHERN WYOMING ENDING THE HIGH WIND THREAT ACROSS NORTH CENTRAL AND EAST CENTRAL WYOMING LATE THIS EVENING. $$ WYZ016-300815- /O.EXP.KRIW.HW.W.0024.000000T0000Z-081230T0700Z/ UPPER WIND RIVER BASIN- INCLUDING THE CITY OF...DUBOIS 1204 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT... THE HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT MST TONIGHT. A COLD FRONT WAS PUSHING ACROSS THE AREA LATE THIS EVENING ENDING THE THREAT OF HIGH WINDS ACROSS THE UPPER WIND RIVER BASIN. $$ WYZ019-301200- /O.EXT.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1204 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 5 AM MST TUESDAY... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 5 AM MST TUESDAY. STRONG WEST TO SOUTHWEST WIND OF 40 TO 50 MPH WITH GUSTS TO 60 MPH WILL CONTINUE OVER THE BEAVER RIM AREA ALONG HIGHWAY 287 THROUGH THE MUDDY GAP AREA EARLY THIS MORNING. TRAVELERS ALONG HIGHWAY 287 SHOULD BE PREPARED FOR STRONG CROSSWIND AS WELL AS AREAS OF BLOWING AND DRIFTING SNOW WITH BLACK ICE ON THE HIGHWAY. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ015-301200- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST- 1204 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST TUESDAY. VERY STRONG AND POTENTIALLY DAMAGING HIGH WINDS ARE EXPECTED TO DEVELOP ALONG THE EAST SLOPE OF THE WIND RIVER MOUNTAINS THIS EVENING AND CONTINUE OVERNIGHT. SOUTHWEST WINDS WILL INCREASE TO 40 TO 55 MPH WITH GUSTS OF 70 TO 80 MPH. THESE HIGH WINDS WILL ALSO AFFECT TRAVEL OVER SOUTH PASS AT TIMES. THE COMBINATION OF THESE HIGH WINDS AND CONSIDERABLE BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL QUITE DANGEROUS AT TIMES. PLEASE CHECK THE LATEST FORECAST AND ROAD CONDITIONS IF TRAVEL IS NECESSARY OVER SOUTH PASS TONIGHT. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$
000 WWUS75 KRIW 300715 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1215 AM MST TUE DEC 30 2008 WYZ013-301200- /O.EXA.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 1215 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. THE JACKSON HOLE AIRPORT RECORDED A WIND GUST OF 62 MPH AT 1155 PM MONDAY EVENING. STRONG WIND GUSTS NEAR 60 MPH ARE EXPECTED TO CONTINUE THROUGH 2 AM AS A COLD FRONT PUSHES THROUGH THE AREA BEFORE GRADUALLY SUBSIDING. THE STRONGEST WINDS ARE EXPECTED NORTH OF JACKSON FROM THE AIRPORT...ALONG HIGHWAY 191 TO MORAN JUNCTION...AND ALONG HIGHWAY 390 AROUND TETON VILLAGE. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ015-019-301200- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST-GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 1215 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. STRONG WEST TO SOUTHWEST WIND OF 40 TO 50 MPH WITH GUSTS TO 60 MPH WILL CONTINUE OVER THE BEAVER RIM AREA ALONG HIGHWAY 287 THROUGH THE MUDDY GAP AREA EARLY THIS MORNING. TRAVELERS ALONG HIGHWAY 287 SHOULD BE PREPARED FOR STRONG CROSSWIND AS WELL AS AREAS OF BLOWING AND DRIFTING SNOW WITH BLACK ICE ON THE HIGHWAY. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ018-301200- /O.CON.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 1215 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. AREAS OF HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS NEAR 40 MPH WITH GUSTS OF 60 TO 70 MPH WILL CONTINUE UNTIL AROUND 2 AM AND BEGIN TO SLOWLY SUBSIDE AFTERWARDS. THE AIRPORT AT LANDER REPORTED A PEAK WIND GUST OF 74 MPH AT 1119 PM MONDAY EVENING. PLEASE BE PREPARED FOR THESE HIGH WINDS TO CONTINUE THROUGH EARLY THIS MORNING. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ AEM
000 WWUS75 KRIW 300937 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 237 AM MST TUE DEC 30 2008 WYZ017-301200- /O.EXA.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER BASIN- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI 237 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. STRONG WEST TO SOUTHWEST WIND OF 40 TO 50 MPH WITH GUSTS TO 60 MPH WILL CONTINUE OVER THE THE WIND RIVER BASIN THROUGH 5 AM WITH WINDS EXPECTED TO DIMINISH BELOW HIGH WIND THRESHOLDS AFTERWARDS. MOTORISTS SHOULD BE PREPARED FOR STRONG CROSSWIND AND OBJECTS BLOWING ACROSS THE ROAD THAT WILL BE HARD TO SEE AT NIGHT. THE RIVERTON REGIONAL AIRPORT RECORDED A PEAK WIND GUST OF 59 MPH AT 215 AM. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ013-301200- /O.CON.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 237 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. THE JACKSON HOLE AIRPORT RECORDED A WIND GUST OF 62 MPH AT 1155 PM MONDAY EVENING. STRONG WIND GUSTS NEAR 60 MPH ARE EXPECTED TO CONTINUE THROUGH 2 AM AS A COLD FRONT PUSHES THROUGH THE AREA BEFORE GRADUALLY SUBSIDING. THE STRONGEST WINDS ARE EXPECTED NORTH OF JACKSON FROM THE AIRPORT...ALONG HIGHWAY 191 TO MORAN JUNCTION...AND ALONG HIGHWAY 390 AROUND TETON VILLAGE. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ015-019-301200- /O.CON.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST-GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITY OF...JEFFREY CITY 237 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. STRONG WEST TO SOUTHWEST WIND OF 40 TO 50 MPH WITH GUSTS TO 60 MPH WILL CONTINUE OVER THE BEAVER RIM AREA ALONG HIGHWAY 287 THROUGH THE MUDDY GAP AREA EARLY THIS MORNING. TRAVELERS ALONG HIGHWAY 287 SHOULD BE PREPARED FOR STRONG CROSSWIND AS WELL AS AREAS OF BLOWING AND DRIFTING SNOW WITH BLACK ICE ON THE HIGHWAY. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$ WYZ018-301200- /O.CON.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 237 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 AM MST EARLY THIS MORNING. AREAS OF HIGH WINDS EXIST ALONG THE LANDER FOOTHILLS THIS EVENING. VERY STRONG SOUTHWEST WINDS NEAR 40 MPH WITH GUSTS OF 60 TO 70 MPH WILL CONTINUE UNTIL AROUND 2 AM AND BEGIN TO SLOWLY SUBSIDE AFTERWARDS. THE AIRPORT AT LANDER REPORTED A PEAK WIND GUST OF 74 MPH AT 1119 PM MONDAY EVENING. PLEASE BE PREPARED FOR THESE HIGH WINDS TO CONTINUE THROUGH EARLY THIS MORNING. REMEMBER...A HIGH WIND WARNING MEANS HAZARDOUS WEATHER CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. $$
000 WWUS75 KRIW 301158 NPWRIW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 458 AM MST TUE DEC 30 2008 WYZ013-301300- /O.EXP.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ JACKSON HOLE- INCLUDING THE CITY OF...JACKSON 458 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... THE HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING. WINDS HAVE DIMINISHED BELOW HIGH WIND THRESHOLDS AND WINDS ARE EXPECTED TO DECREASE FURTHER THROUGH THE MORNING. THEREFORE THE HIGH WIND WARNING HAS BEEN ALLOWED TO EXPIRE. $$ WYZ015-017-019-301300- /O.EXP.KRIW.HW.W.0024.000000T0000Z-081230T1200Z/ WIND RIVER MOUNTAINS EAST-WIND RIVER BASIN- GREEN MOUNTAINS AND RATTLESNAKE RANGE- INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...JEFFREY CITY 458 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... THE HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING. THE PASSAGE OF A COLD FRONT EARLY THIS MORNING HAS RESULTED IN AN END TO HIGH WINDS ACROSS THE AREA. THE HIGH WIND WARNING HAS BEEN ALLOWED TO EXPIRE. $$ WYZ018-301300- /O.EXP.KRIW.HW.W.0025.000000T0000Z-081230T1200Z/ LANDER FOOTHILLS- INCLUDING THE CITY OF...LANDER 458 AM MST TUE DEC 30 2008 ...HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING... THE HIGH WIND WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING. THE PASSAGE OF A COLD FRONT EARLY THIS MORNING HAS RESULTED IN AN END TO HIGH WINDS ACROSS THE AREA. THE HIGH WIND WARNING HAS BEEN ALLOWED TO EXPIRE. $$ AEM
What forecasters said that day
The local office's own words before this high wind 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 high wind warning went out at Dec 28, 6:23 PM MST, 8 hours 29 minutes earlier.
Area forecast discussion, Dec 28, 6:23 PM MST, 8 hours 29 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RIVERTON WY 623 PM MST SUN DEC 28 2008 .SHORT TERM...TONIGHT THROUGH WEDNESDAY ACTIVE AND PROGRESSIVE PATTERN CONTINUES OVER WYOMING AND THE ROCKIES WITH FAST ZONAL FLOW. MODELS INDICATE WEAK EMBEDDED SHORTWAVES IN THIS FLOW. RESULT WILL BE SNOW FOR THE WESTERN MOUNTAINS AND FAR NW WITH WINDY CONDITIONS ACROSS MOST LOWER ELEVS EAST OF THE DIVIDE. HOWEVER...SHALLOW COLD FRONTS WILL DROP THROUGH STATE ABOUT EVERY TWO DAYS FOR UPCOMING WEEK. DO NOT EXPECT MUCH FROM THESE FRONTS OTHER THAN MAKING HIGH TEMPS TRICKY IN PLACES. ONLY EXCEPTION WOULD BE NORTHERN PARTS OF RIVERTON CWA MONDAY NIGHT AND EARLY TUESDAY. NAM SHOWING SYSTEM DIGGING A LITTLE DEEPER WITH GOOD QG FRONTOGENESIS IN LOWER TO MID LEVELS OF THE ATMOSPHERE. THINK THERE WILL BE ENOUGH JET DYNAMICS FOR MEASURABLE SNOW...SPCLY IN THE BIG HORNS. THEREFORE...HAVE BUMPED UP POPS ACROSS NORTHERN CWA IN 3RD AND EARLY 4TH FORECAST PERIODS. SNOW THAT HAS BEEN FALLING OVER WESTERN WYOMING WILL CONTINUE TONIGHT AND MONDAY. SEE NO REASON TO CHANGE WINTER WX ADVISORY. HAVE ADDED WIND RIVER RANGE TO WX ADVISORY. HAS BEEN SNOWING OVER WIND RIVERS MOST OF TODAY...AND SEE NO REASON WHY ADVISORY AMOUNTS WILL NOT BE REACHED BY MONDAY. IN FACT...ALL WINTER WX ADVISORIES TO BE IN EFFECT UNTIL 00Z TUESDAY. AFTER THAT TIME...SNOW SHOULD BE GRADUALLY WINDING DOWN OVER WESTERN MOUNTAINS AND VALLEYS. OVERALL...BREAK IN THE SNOWFALL LOOKS POSSIBLE FROM TUESDAY INTO EARLY WEDNESDAY IN THE HIGH COUNTRY. HOWEVER...MID LEVEL FLOW WILL KEEP SOME OROGRAPHIC SNOW GOING THROUGH THIS PERIOD. AGAIN...STRONG WIND WILL BE THE BIG STORY OVER CENTRAL AND EASTERN WYOMING ON MONDAY. WHILE WIND SPEEDS ARE EXPECTED TO STAY BELOW HIGH WIND WARNING CRITERIA TONIGHT...PRESSURE FALLS AND H7 WINDS SUPPORT A HIGH WIND EVENT FOR SEVERAL AREAS BY MONDAY AFTERNOON. MODELS STILL SHOWING A STRONG MOUNTAIN WAVE NEAR THE CODY FOOTHILLS NORTH TO CLARK...ALTHOUGH TIMING DOES NOT SUPPORT CLASSIC EVENT. FOR NOW...WILL LET CURRENT HIGH WIND WARNINGS EXPIRE AND HAVE LATER SHIFTS MORE CLOSELY EXAMINE MONDAYS EVENT. .LONG TERM...WEDNESDAY NIGHT THROUGH SUNDAY GFS/ECMWF/GEFS MEAN IN GOOD AGREEMENT THROUGH 00Z THURSDAY WITH INCREASING SPREAD AFTERWARDS. NEGATIVELY TILTED UPPER RIDGE OVER EASTERN RUSSIA CLOSES OFF OVER THE BERING SEA BY TUESDAY FORMING AN OMEGA BLOCK AND ECMWF ACTUALLY SHOWING SOME RETROGRESSION OF THE UPPER HIGH BACK TO NEAR ITS CURRENT LOCATION LATE IN THE PERIOD. GFS IS MORE PROGRESSIVE. DOWNSTREAM...PROGRESSIVE WESTERLY FLOW WITH EMBEDDED SHORTWAVES EVERY 36-48 HOURS WILL BE THE RULE. ECMWF REMAINS SLIGHTLY WEAKER AND MORE PROGRESSIVE WITH SHORTWAVE PASSAGE ACROSS THE NORTHERN ROCKIES WEDNESDAY NIGHT THAN GFS WITH BOTH MODELS SHOWING AN OVERALL FASTER SOLUTION FROM PREVIOUS RUNS. WARM ADVECTION PATTERN/ISENTROPIC UPGLIDE WILL CONTINUE THROUGH WEDNESDAY EVENING IN THE WEST AHEAD OF SHORTWAVE WITH ASSOCIATED FRONT PUSHING SOUTH ACROSS NORTHERN WYOMING THURSDAY MORNING ALONG WITH GUSTY NORTHWEST WIND IN FAVORED AREAS ON ANTICYCLONIC RIGHT FRONT QUAD OF JET STREAK. STRONG WARM ADVECTION PATTERN RETURNS THURSDAY NIGHT WITH SNOWFALL INCREASING ACROSS THE WEST THROUGH FRIDAY...THE NEXT SHORTWAVE TRACKING NORTHERN MONTANA AND SOUTH CENTRAL CANADA LATE FRIDAY/FRIDAY NIGHT. ECMWF SHOWS A CONTINUATION OF THIS PATTERN INTO NEXT WEEKEND WITH ANOTHER ROUND OF WARM ADVECTION/ISENTROPIC UPGLIDE RETURNING TO THE WEST SATURDAY NIGHT INTO SUNDAY. OVERALL THIS WILL BE A TYPICAL JANUARY PATTERN OF INTERMITTENT SNOWFALL ACROSS THE FAR WEST AND NORTHWEST MOUNTAINS ALTHOUGH SNOWFALL SHOULD GENERALLY BE LIGHT WITH 2 TO 6 INCHES/12H DURING WARM ADVECTION EPISODES. WINDY CONDITIONS WILL PREVAIL ACROSS THE SW WIND CORRIDORS AND EAST SLOPES WEDNESDAY AND FRIDAY AHEAD OF EACH FRONT WITH CAA NW WINDS BLOWING THROUGH FAVORED NW CORRIDORS THURSDAY AND SATURDAY. TEMPERATURES WILL BE SLIGHTLY ABOVE SEASONAL NORMALS WEDNESDAY AND FRIDAY AND NEAR OR SLIGHTLY BELOW THURSDAY AND SATURDAY WITH DAY TO DAY TEMPERATURE RANGES MORE PRONOUNCED ACROSS THE NORTHEAST HALF OF WYOMING. && .AVIATION... WIDESPREAD LIGHT TO MODERATE SNOW WILL CONTINUE FAR WESTERN MOUNTAINS AND VALLEYS TONIGHT AND MONDAY MORNING. THE ASSOCIATED IFR CONDITIONS WILL IMPACT KJAC TONIGHT THROUGH MONDAY. AREAS OF MVFR CONDITIONS IN LIGHT SNOW ARE EXPECTED FARTHER TO THE EAST...IMPACTING KBPI AND KPNA TONIGHT AND MONDAY. VFR CONDITIONS WILL PREVAIL EAST OF THE DIVIDE. STRONG WEST/SOUTHWEST WIND WILL CONTINUE OVER THE HIGHER TERRAIN OF WESTERN WYOMING THROUGH MONDAY. HIGH WINDS ARE EXPECTED ON MONDAY...MAINLY IMPACTING AREAS IN THE WIND CORRIDOR FROM JUST NORTHEAST OF KRKS TO KCPR. LCL BLOWING SNOW WILL REDUCE VISIBILITY AND CREATE BRIEF WHITEOUT CONDITIONS. && .FIRE WEATHER... IMPACT FOR TONIGHT AND MONDAY REMAINS WIND AND SNOW. VERY STRONG WEST TO SOUTHWEST WINDS CAN BE EXPECTED DURING THE DAY MONDAY. ADDITIONALLY...LIGHT TO MODERATE SNOW WILL CONTINUE TO FALL OVER THE FAR WEST AND NORTHWEST MOUNTAINS OF WYOMING...SPREADING TO THE BIG HORN MOUNTAINS MONDAY NIGHT. HOWEVER...THERE WILL BE NO IMPACT TO FIRE WEATHER DURING THIS PERIOD. && .RIW WATCHES/WARNINGS/ADVISORIES... WINTER WEATHER ADVISORY UNTIL 5 PM MST MONDAY FOR WYZ001-012>015- 023-024. && SHORT TERM...KPL LONG TERM...AEM AVIATION...CHURCH FIRE WEATHER...KPL
Hazardous weather outlook, Dec 28, 5:00 AM MST, 21 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 500 AM MST SUN DEC 28 2008 WYZ001>020-022>030-291200- ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST- BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS- EAST SWEETWATER COUNTY-FLAMING GORGE- GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN- NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS- ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES- SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN- SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY- TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN- UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN- WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST- YELLOWSTONE NATIONAL PARK- 500 AM MST SUN DEC 28 2008 ...HIGH WIND WARNING FOR THE ABSAROKA MOUNTAINS AND THE CODY FOOTHILLS THROUGH THIS AFTERNOON... ...HIGH WIND WARNING FOR EASTERN SWEETWATER COUNTY AND NATRONA COUNTY LATE THIS MORNING THROUGH LATE MONDAY AFTERNOON... ...WINTER WEATHER ADVISORIES FOR FAR WESTERN WYOMING THIS MORNING THROUGH MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT SUSTAINED WEST WIND RANGING FROM 35 TO 50 MPH WILL CONTINUE ACROSS THE ABSAROKA MOUNTAINS AND CODY FOOTHILLS WITH WIND GUSTS BETWEEN 60 AND 70 MPH POSSIBLE THROUGH LATE THIS AFTERNOON. SUSTAINED SOUTHWEST WIND FROM 30 TO 45 MPH WITH GUSTS EXCEEDING 60 MPH ARE EXPECTED IN EASTERN SWEETWATER COUNTY AND THE LOWER ELEVATIONS OF NATRONA COUNTY LATE THIS MORNING THROUGH LATE MONDAY AFTERNOON. A MOIST FLOW OF PACIFIC AIR WILL BRING LIGHT TO OCCASIONALLY MODERATE SNOW TO FAR WESTERN WYOMING THIS MORNING THROUGH MONDAY. SNOW IS EXPECTED TO TAPER OFF MONDAY MORNING IN THE SALT RIVER AND WYOMING RANGES WITH 6 TO 10 INCHES EXPECTED. SNOW WILL ALSO TAPER OFF MONDAY MORNING IN THE STAR VALLEY AND JACKSON HOLE WITH 3 TO 6 INCHES EXPECTED. SNOW WILL CONTINUE INTO LATE MONDAY AFTERNOON BEFORE TAPERING OFF IN THE TETON AND GROS VENTRE RANGES AND IN YELLOWSTONE PARK. THE TETON AND GROS VENTRE RANGES AND HIGHER ELEVATIONS IN SOUTHWEST YELLOWSTONE PARK WILL RECEIVE 6 TO 14 INCHES OF SNOW... WHILE THE LOWER ELEVATIONS OF YELLOWSTONE PARK WILL RECEIVE 3 TO 7 INCHES OF NEW SNOW. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH FRIDAY SOUTHWEST WINDS WILL CONTINUE AT 30 TO 45 MPH WITH GUSTS EXCEEDING 60 MPH IN EASTERN SWEETWATER COUNTY AND IN THE LOWER ELEVATIONS OF NATRONA COUNTY THROUGH LATE MONDAY AFTERNOON. LIGHT TO MODERATE SNOW WILL CONTINUE IN THE TETON AND GROS VENTRE RANGES AND IN YELLOWSTONE PARK THROUGH MONDAY AFTERNOON. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT HIGH WINDS IN THE ABSAROKA MOUNTAINS AND CODY FOOTHILLS THROUGH THIS AFTERNOON. SPOTTERS ARE ENCOURAGED TO REPORT HIGH WINDS IN EASTERN SWEETWATER COUNTY AND IN THE LOWER ELEVATIONS OF NATRONA COUNTY TODAY THROUGH MONDAY AFTERNOON. SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL AMOUNTS IN FAR WESTERN WYOMING TODAY THROUGH MONDAY. THANK YOU. TEAM RIVERTON
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 29, 3:02 PM MST | High Wind Watch | RIW | Fremont | 89 min |
Nearby
High Wind Warnings in Wyoming, 2008Every high wind warning in 2008
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.