Alert archive / Wyoming / High Wind Warnings in 2018
High Wind Warning 13, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Apr 1, 2018, 12:48 PM MDT for 8 counties in Wyoming. It took effect at Apr 2, 2018, 3:00 AM MDT. It was in force for 17 hr. 13 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
- Apr 1, 2018, 12:48 PM MDT (18:48 UTC)
- In effect from
- Apr 2, 2018, 3:00 AM MDT
- Expired
- Apr 2, 2018, 8:12 PM MDT
- In force
- 17 hr
- Issued by
- NWS Riverton, WY
Counties Big Horn County, WY, Fremont County, WY, Johnson County, WY, Lincoln County, WY, Natrona County, WY, Park County, WY, Sublette County, WY, Sweetwater County, WY
The radar
The Riverton/Lander radar (KRIW), 21 km from the middle of the area, began a volume at 18:47 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 |
|---|---|---|---|
| Apr 2, 2:33 PM MDT | SNOW 4 | Brooks Lake, WY | |
| Apr 2, 2:37 PM MDT | SNOW 4 | Wapiti, WY | |
| Apr 2, 2:44 PM MDT | SNOW 4 | 22 N Cora, WY | KENDALL RANGER STATION SNOTEL |
| Apr 2, 2:44 PM MDT | HEAVY SNOW 7 | 16 Sw Dubois, WY | GUNSITE PASS SNOTEL |
| Apr 2, 2:45 PM MDT | SNOW 3 | 8 Se Afton, WY | COTTONWOOD CREEK SNOTEL |
| Apr 2, 2:45 PM MDT | SNOW 4 | 18 W Lander, WY | HOBBS PARK SNOTEL |
| Apr 2, 2:45 PM MDT | HEAVY SNOW 7 | 19 Sw Bondurant, WY | BLIND BULL SUMMIT SNOTEL |
| Apr 2, 2:45 PM MDT | HEAVY SNOW 7 | 6 Wsw Dubois, WY | LITTLE WARM SNOTEL |
| Apr 2, 2:46 PM MDT | SNOW 3 | 12 Ese Bondurant, WY | EAST RIM DIVIDE SNOTEL |
| Apr 2, 2:46 PM MDT | HEAVY SNOW 6 | 8 Ne Afton, WY | WILLOW CREEK SNOTEL |
| Apr 2, 2:46 PM MDT | HEAVY SNOW 7 | 17 E Afton, WY | TRIPLE PEAK SNOTEL |
| Apr 2, 3:46 PM MDT | HEAVY SNOW 6 | 5 Wsw Meeteetse, WY | |
| Apr 2, 3:46 PM MDT | HEAVY SNOW 6 | Cody, 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, 6.8 hours before the alert went out and 25 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
- 687 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 274 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
839 WWUS75 KRIW 011848 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 1248 PM MDT Sun Apr 1 2018 ...High Winds Possible over Portions of Central and Southern Wyoming Late Tonight through Monday Evening... .A strong cold front will push across the area on Monday. Strong downslope winds are expected to develop along the east slopes of the Wind River Mountains after midnight tonight. Strong west to northwest wind will occur along and behind the cold front across the southern wind corridor and portions of central Wyoming into Monday evening. WYZ015-018-019-021000- /O.UPG.KRIW.HW.A.0010.180402T0900Z-180403T0600Z/ /O.NEW.KRIW.HW.W.0013.180402T0900Z-180403T0600Z/ Wind River Mountains East-Lander Foothills- Green Mountains and Rattlesnake Range- Including the cities of Lander and Jeffrey City 1248 PM MDT Sun Apr 1 2018 ...HIGH WIND WARNING IN EFFECT FROM 3 AM MONDAY TO MIDNIGHT MDT MONDAY NIGHT... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from 3 AM Monday to midnight MDT Monday night. The High Wind Watch is no longer in effect. * TIMING...Strongest winds are expected Monday morning. * WINDS...West wind 30 to 40 mph with gusts over 60 mph possible along the Lander Foothills and from Beaver Rim to Jeffrey City. Gusts near 75 mph are possible over South Pass and along the east slopes of the Wind River Mountains. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Wind damage to some structures, and blowdown of or damage to trees possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ016-017-021000- /O.CON.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 1248 PM MDT Sun Apr 1 2018 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... * TIMING...Strongest winds are expected Monday afternoon into early Monday evening. * WINDS...West to northwest wind 30 to 40 mph with gusts near 60 mph possible. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$ WYZ027>030-021000- /O.CON.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter 1248 PM MDT Sun Apr 1 2018 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... * TIMING...West wind increasing Monday morning with the strongest wind expected Monday afternoon. * WINDS...West wind 30 to 40 mph with gusts near 60 mph possible. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$ WYZ004-021000- /O.CON.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ North Big Horn Basin- 1248 PM MDT Sun Apr 1 2018 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... * TIMING...Strongest wind expected with a cold frontal passage around midday Monday through the afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph possible. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$ WYZ010-021000- /O.CON.KRIW.HW.A.0010.180402T2100Z-180403T0600Z/ Northeast Johnson County- Including the city of Buffalo 1248 PM MDT Sun Apr 1 2018 ...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY EVENING... * TIMING...Strongest wind expected with a cold frontal passage Monday afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph possible. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of at least 40 mph...or gusts of 58 mph or stronger may occur. Continue to monitor the latest forecasts. && $$
4 follow-up statements
580 WWUS75 KRIW 020818 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 218 AM MDT Mon Apr 2 2018 ...High Winds over Portions of Central and Southern Wyoming through Monday Evening... .A strong cold front will push across the area today. Strong downslope winds are expected to develop along the east slopes of the Wind River Mountains this morning. Strong west to northwest winds will occur along and behind the cold front across the southern wind corridor and portions of central Wyoming into Monday evening. WYZ016-017-022200- /O.UPG.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ /O.EXB.KRIW.HW.W.0013.180402T1800Z-180403T0600Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 218 AM MDT Mon Apr 2 2018 ...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from noon today to midnight MDT tonight. The High Wind Watch is no longer in effect. * TIMING...Strongest winds are expected between 2pm and 10pm. * WINDS...West to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ027>030-022200- /O.UPG.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ /O.EXB.KRIW.HW.W.0013.180402T1800Z-180403T0600Z/ South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter 218 AM MDT Mon Apr 2 2018 ...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from noon today to midnight MDT tonight. The High Wind Watch is no longer in effect. * TIMING...West wind increasing this morning, with the strongest wind expected this afternoon and evening. * WINDS...West wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ004-022200- /O.UPG.KRIW.HW.A.0010.180402T1800Z-180403T0600Z/ /O.EXB.KRIW.HW.W.0013.180402T1800Z-180403T0600Z/ North Big Horn Basin- 218 AM MDT Mon Apr 2 2018 ...HIGH WIND WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT TONIGHT... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from noon today to midnight MDT tonight. The High Wind Watch is no longer in effect. * TIMING...Strongest wind expected with a cold frontal passage around midday through the afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ010-022200- /O.UPG.KRIW.HW.A.0010.180402T2100Z-180403T0600Z/ /O.EXB.KRIW.HW.W.0013.180402T2100Z-180403T0600Z/ Northeast Johnson County- Including the city of Buffalo 218 AM MDT Mon Apr 2 2018 ...HIGH WIND WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT MDT TONIGHT... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from 3 PM this afternoon to midnight MDT tonight. The High Wind Watch is no longer in effect. * TIMING...Strongest wind expected with a cold frontal passage this afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ015-018-019-022200- /O.CON.KRIW.HW.W.0013.180402T0900Z-180403T0600Z/ Wind River Mountains East-Lander Foothills- Green Mountains and Rattlesnake Range- Including the cities of Lander and Jeffrey City 218 AM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Strongest winds are expected this morning, but could continue this afternoon behind the cold front. * WINDS...West wind 30 to 40 mph with gusts over 60 mph expected along the Lander Foothills and from Beaver Rim to Jeffrey City. Gusts near 75 mph are possible over South Pass and along the east slopes of the Wind River Mountains. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Wind damage to some structures, and blowdown of or damage to trees possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
079 WWUS75 KRIW 021959 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 159 PM MDT Mon Apr 2 2018 ...High Winds over Portions of Central and Southern Wyoming into this Evening... .A strong cold front will push across the area today. Strong winds are expected to continue along the east slopes of the Wind River Mountains this morning. Strong west to northwest winds will occur along and behind the cold front across the southern wind corridor and portions of central Wyoming into this evening. WYZ015-018-019-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ Wind River Mountains East-Lander Foothills- Green Mountains and Rattlesnake Range- Including the cities of Lander and Jeffrey City 159 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Continuing this afternoon before decreasing this evening.. * WINDS...West wind 30 to 40 mph with gusts over 60 mph expected along the Lander Foothills and from Beaver Rim to Jeffrey City. Gusts near 75 mph are possible over South Pass and along the east slopes of the Wind River Mountains. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Wind damage to some structures, and blowdown of or damage to trees possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ016-017-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 159 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Strongest winds are expected between now and 10pm. * WINDS...West to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ027>030-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter 159 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Now through midnight. * WINDS...West wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ004-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ North Big Horn Basin- 159 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Strongest wind expected with a cold frontal passage around midday through the afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Wind combined with snow will produce areas of blowing snow that will sharply reduce visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ010-030600- /O.CON.KRIW.HW.W.0013.180402T2100Z-180403T0600Z/ Northeast Johnson County- Including the city of Buffalo 159 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Strongest wind expected with a cold frontal passage this afternoon. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Wind combined with snow will produce areas of blowing snow that will sharply reduce visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
087 WWUS75 KRIW 030018 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 618 PM MDT Mon Apr 2 2018 ...High Winds over Portions of Central and Southern Wyoming into this Evening... .Strong west to northwest winds are expected to continue this evening, in wake of a cold front across much of Fremont, Sweetwater, and southern Lincoln Counties this evening. WYZ015-018-019-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ Wind River Mountains East-Lander Foothills- Green Mountains and Rattlesnake Range- Including the cities of Lander and Jeffrey City 618 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Through this evening. * WINDS...West wind 30 to 40 mph with gusts over 60 mph expected along the Lander Foothills and from Beaver Rim to Jeffrey City. Gusts near 75 mph are possible over South Pass and along the east slopes of the Wind River Mountains. * WINDS SO FAR...A 71 mph wind gust occurred 16 miles south of Hiland at 410 PM. A 63 mph wind was measured at Red Canyon at 1110 AM. * IMPACTS...Extreme blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ016-017-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ Upper Wind River Basin-Wind River Basin- Including the cities of Dubois, Riverton, and Shoshoni 618 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Through this evening. * WINDS...West to northwest wind 30 to 40 mph with gusts near 60 mph expected. * WINDS SO FAR...A wind gust of 53 mph occurred at the Dubois Airport at 355 PM. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ027>030-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter 618 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Now through midnight. * WINDS...West wind 30 to 40 mph with gusts near 60 mph expected. * WINDS SO FAR...A wind gust of 55 mph occurred at the Rock Springs Airport at 222 PM. Also a wind gust of 63 mph was measured along Interstate 80, mile marker 142 at 440 PM. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ004-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ North Big Horn Basin- 618 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Now through midnight. The strongest wind will occur through 9 PM. A winter weather advisory is also in effect for the same time frame. * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * WINDS SO FAR...The Cowley Airport measured a wind gust of 52 mph at 315 PM. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Also near whiteout conditions will occur across northern half of Big Horn County making travel difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ WYZ010-030600- /O.CON.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ Northeast Johnson County- Including the city of Buffalo 618 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * TIMING...Now through midnight. A winter storm warning is also in effect until 6 AM for northern Johnson County * WINDS...North to northwest wind 30 to 40 mph with gusts near 60 mph expected. * IMPACTS...Blowover risk to high-profile, lightweight vehicles. Also near whiteout conditions will occur, impacting Interstate 25 and 90 across northern Johnson County making travel very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
566 WWUS75 KRIW 030212 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 812 PM MDT Mon Apr 2 2018 WYZ004-010-015>019-027>030-030315- /O.CAN.KRIW.HW.W.0013.000000T0000Z-180403T0600Z/ North Big Horn Basin-Northeast Johnson County- Wind River Mountains East-Upper Wind River Basin-Wind River Basin- Lander Foothills-Green Mountains and Rattlesnake Range- South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Buffalo, Dubois, Riverton, Shoshoni, Lander, Jeffrey City, Kemmerer, Cokeville, Rock Springs, Green River, and Wamsutter 812 PM MDT Mon Apr 2 2018 ...HIGH WIND WARNING IS CANCELLED... The National Weather Service in Riverton has cancelled the High Wind Warning. High winds are no longer expected across central and south-central Wyoming. However winds of 20 to 30 mph with gusts of 45 mph are still expected. The exception will be across extreme northern Wyoming where some gusts to 60 mph could occur. A winter weather advisory or winter storm warning are in effect over those parts of northern Wyoming. $$ 21
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 3:34 AM MDT | Winter Storm Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 4 more | 23 hr |
| Apr 1, 3:51 AM MDT | High Wind Watch | RIW | Big Horn, Fremont, Johnson, Lincoln, Natrona, Park and 2 more | 22 hr |
| Apr 1, 12:51 PM MDT | Winter Storm Warning | RIW | Fremont, Hot Springs, Johnson, Lincoln, Park, Sublette and 1 more | 39 hr |
Nearby
High Wind Warnings in Wyoming, 2018Every high wind warning in 2018
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.