Alert archive / Wyoming / High Wind Warnings in 2017
High Wind Warning 13, NWS Riverton, WY
NWS Riverton, WY issued this high wind warning at Mar 11, 2017, 2:34 PM MST for Fremont County, Hot Springs County, Park County, Wyoming. It took effect at Mar 11, 2017, 8:00 PM MST. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 11, 2017, 2:34 PM MST (21:34 UTC)
- In effect from
- Mar 11, 2017, 8:00 PM MST
- Expired
- Mar 12, 2017, 1:34 AM MST
- In force
- 6 hr
- Issued by
- NWS Riverton, WY
Counties Fremont County, WY, Hot Springs County, WY, Park County, WY
The radar
The Riverton/Lander radar (KRIW), 84 km from the middle of the area, began a volume at 21:31 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
Riverton, WY (KRIW), launched 12:00Z, 9.6 hours before the alert went out and 86 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
- 1648 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 134 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
683 WWUS75 KRIW 112134 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 234 PM MST Sat Mar 11 2017 ...HIGH WINDS POSSIBLE RETURNING TO PORTIONS OF NORTHWESTERN WYOMING TONIGHT... .An approaching cold front may mix strong mid level winds to the surface and bring high winds to portions of the Absarokas and Cody Foothills. WYZ002-003-121200- /O.UPG.KRIW.HW.A.0011.170312T0300Z-170312T1200Z/ /O.NEW.KRIW.HW.W.0013.170312T0300Z-170312T1200Z/ Absaroka Mountains-Cody Foothills- Including the cities of Cody and Meeteetse 234 PM MST Sat Mar 11 2017 ...HIGH WIND WARNING IN EFFECT FROM 8 PM MST THIS EVENING TO 6 AM MDT SUNDAY... The National Weather Service in Riverton has issued a High Wind Warning, which is in effect from 8 PM MST this evening to 6 AM MDT Sunday. The High Wind Watch is no longer in effect. * TIMING...Winds increasing this evening and becoming strong tonight before diminishing by sunrise Sunday morning. * WINDS...West 30 to 40 mph with gusts to 60 in the Cody Foothills, locally higher around Clark. West 35 to 50 mph with gusts to 75 mph in the Absarokas, * IMPACTS...Strong cross winds along Highway 120 and the Chief Joseph Highway may produce blow over threat for trucks pulling light weight and high profile 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. && $$
1 follow-up statement
208 WWUS75 KRIW 120834 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 134 AM MST Sun Mar 12 2017 WYZ002-003-120945- /O.CAN.KRIW.HW.W.0013.000000T0000Z-170312T1200Z/ Absaroka Mountains-Cody Foothills- Including the cities of Cody and Meeteetse 134 AM MST Sun Mar 12 2017 ...HIGH WIND WARNING IS CANCELLED... The National Weather Service in Riverton has cancelled the High Wind Warning. Winds are decreasing following a cold front passage. Therefore, the high wind warning has been cancelled. $$
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 10, 9:51 PM MST | High Wind Watch | RIW | Fremont, Hot Springs, Park | 17 hr |
| Mar 11, 10:16 AM MST | Areal Flood Warning | RIW | Sweetwater | 24 hr |
Nearby
High Wind Warnings in Wyoming, 2017Every high wind warning in 2017
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.