Alert archive / Wyoming / High Wind Warnings in 2011
High Wind Warning 45, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind warning at Oct 13, 2011, 5:31 AM MDT for Albany County, Carbon County, Wyoming. It took effect at Oct 13, 2011, 6:00 AM MDT. It was in force for 3 hr. 1 report 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
- Oct 13, 2011, 5:31 AM MDT (11:31 UTC)
- In effect from
- Oct 13, 2011, 6:00 AM MDT
- Expired
- Oct 13, 2011, 9:13 AM MDT
- In force
- 3 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 11:31 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 13, 7:01 AM MDT | HIGH SUST WINDS 42 | Arlington, WY | SUSTAINED WINDS BETWEEN 38 MPH AND 42 MPH BETWEEN 650 AM AND 750 AM MDT. |
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, 11.5 hours before the alert went out and 230 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
- 3933 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
012 WWUS75 KCYS 131131 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 531 AM MDT THU OCT 13 2011 ...STRONG WEST TO SOUTHWEST WINDS TO AFFECT THE NORTH SNOWY RANGE FOOTHILLS THIS MORNING... .STRONG WINDS IN THE MID LEVELS OF THE ATMOSPHERE WILL COMBINE WITH A LARGE DIFFERENCE IN SURFACE PRESSURE OVER THE REGION THIS MORNING. THE RESULT WILL BE STRONG WINDS AT THE SURFACE IN THE NORTHERN SNOWY RANGE FOOTHILLS THROUGH LATE THIS MORNING. WYZ110-131800- /O.NEW.KCYS.HW.W.0045.111013T1200Z-111013T1800Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 531 AM MDT THU OCT 13 2011 ...HIGH WIND WARNING IN EFFECT UNTIL NOON MDT TODAY... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL NOON MDT TODAY. * TIMING...STRONG WINDS WILL CONTINUE THROUGH EARLY THIS MORNING AND THEN SLOWLY EASE BY THE NOON HOUR. * WINDS...WEST TO SOUTHWEST WINDS SUSTAINED 30 TO 45 MPH WITH GUSTS TO 60 MPH. * IMPACTS...THERE IS A SIGNIFICANT BLOW OVER RISK FOR HIGH PROFILE VEHICLES TRAVELING ALONG INTERSTATE 80 BETWEEN MILEPOSTS 165 AND 175 BECAUSE OF STRONG WINDS. DRIVERS OF SUCH VEHICLES SHOULD NOT TRAVEL THIS STRETCH OF ROAD. THE STRONG WIND WILL CREATE DANGEROUS CROSS WINDS THAT WILL MAKE TRAVEL EXTREMELY HAZARDOUS. 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. FOR DETAILED ROAD AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1. && $$ RJM
1 follow-up statement
788 WWUS75 KCYS 131513 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 913 AM MDT THU OCT 13 2011 ...HIGH WIND WARNING IS CANCELLED FOR THE NORTH SNOWY RANGE FOOTHILLS... .WESTERLY WINDS HAVE DIMINISHED BELOW WARNING CRITERIA AND WILL MAINTAIN THIS TREND THROUGH THE REST OF THE MORNING HOURS. WYZ110-131615- /O.CAN.KCYS.HW.W.0045.000000T0000Z-111013T1800Z/ NORTH SNOWY RANGE FOOTHILLS- INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN 913 AM MDT THU OCT 13 2011 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH WIND WARNING. WESTERLY WINDS HAVE DIMINISHED BELOW WARNING CRITERIA THIS MORNING. SOME GUSTS BETWEEN 40 AND 50 MPH WILL CONTINUE IN THE WIND PRONE AREAS THROUGH THIS AFTERNOON. $$ JAMSKI
Nearby
High Wind Warnings in Wyoming, 2011Every high wind warning in 2011
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.