Alert archive / Wyoming / High Wind Warnings in 2016

High Wind Warning 12, NWS Cheyenne, WY

February 29, 20164 counties in Wyoming

NWS Cheyenne, WY issued this high wind warning at Feb 29, 2016, 12:38 AM MST for 4 counties in Wyoming. It took effect at Feb 29, 2016, 8:00 AM MST. It was in force for 9 hr. 22 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
Feb 29, 2016, 12:38 AM MST (07:38 UTC)
In effect from
Feb 29, 2016, 8:00 AM MST
Expired
Feb 29, 2016, 5:00 PM MST
In force
9 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY, Laramie County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 07:36 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

TimeReportWhereRemark
Feb 29, 12:10 PM MSTNON-TSTM WND GST 588 S Chugwater, WYTHIS IS WYDOT SITE BEAR CREEK.
Feb 29, 12:10 PM MSTNON-TSTM WND GST 6914 Wsw Cheyenne, WY
Feb 29, 12:10 PM MSTNON-TSTM WND GST 6914 Wsw Cheyenne, WYTHIS IS SITE UPR226 EMKAY.
Feb 29, 12:15 PM MSTNON-TSTM WND GST 5516 Wsw Cheyenne, WYTHIS IS WYDOT SITE OTTO ROAD. SUSTAINED WIND 43 MPH.
Feb 29, 12:15 PM MSTNON-TSTM WND GST 56Pine Bluffs, WYSUSTAINED WIND 40 MPH.
Feb 29, 12:40 PM MSTNON-TSTM WND GST 5810 Wsw Cheyenne, WYTHIS IS WYDOT SITE MP 353.0. SUSTAINED WIND 37 MPH.
Feb 29, 1:29 PM MSTNON-TSTM WND GST 5816 E Horse Creek, WYWYDOT SENSOR AT WHITAKER
Feb 29, 2:11 PM MSTNON-TSTM WND GST 6215 E Sinclair, WYTHIS IS WYDOT SITE WALCOTT JUNCTION.
Feb 29, 2:30 PM MSTNON-TSTM WND GST 709 S Wheatland, WYTHIS IS WYDOT SITE BORGEAUX.
Feb 29, 2:35 PM MSTNON-TSTM WND GST 657 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALECK RIDGE. SUSTAINED 47 MPH.
Feb 29, 2:35 PM MSTNON-TSTM WND GST 657 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE. SUSTAINED 47 MPH.
Feb 29, 2:45 PM MSTNON-TSTM WND GST 667 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE. SUSTANED WIND 52 MPH.
Feb 29, 3:00 PM MSTNON-TSTM WND GST 5911 Ssw Hanna, WYTHIS IS WYDOT SITE DANA RIDGE. SUSTAINED WIND 42 MPH.
Feb 29, 3:00 PM MSTNON-TSTM WND GST 657 Nw Elk Mountain, WYTHIS IS WYDOT SSITE HALLECK RIDGE. SUSTAINED WIND 50 MPH.
Feb 29, 3:10 PM MSTNON-TSTM WND GST 599 Wnw Elk Mountain, WYTHIS IS WYDOT SITE MILE MARKER 249.1. SUSTAINED 46 MPH.
Feb 29, 3:25 PM MSTNON-TSTM WND GST 667 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE. SUSTAINED WIND 52 MPH.
Feb 29, 3:30 PM MSTNON-TSTM WND GST 687 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE. SUSTAINED WIND 55 MPH.
Feb 29, 3:55 PM MSTNON-TSTM WND GST 6316 E Horse Creek, WYTHISIS WYDOT SITE WHITAKER. SUSTAINED WIND 51 MPH.
Feb 29, 4:01 PM MSTNON-TSTM WND GST 60Laramie, WY
Feb 29, 4:05 PM MSTNON-TSTM WND GST 647 Nw Elk Mountain, WYTHIS IS WYDOT SITE HALLECK RIDGE. SUSTAINED WIND 53 MPH.
Feb 29, 4:10 PM MSTNON-TSTM WND GST 5911 Ssw Hanna, WYTHIS IS WYDOT SITE DANA RIDGE. SUSTAINED WIND 43 MPH.
Feb 29, 4:15 PM MSTNON-TSTM WND GST 622 W Buford, WYTHIS IS UPR203 BUFORW. SUSTAINED WIND 42 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, 7.6 hours before the alert went out and 278 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.

Skew-T log-pSkew-T log-p diagram, Riverton, WY at 00:00Z on 2016-02-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 00:00Z on 2016-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2972 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
146 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

601 
WWUS75 KCYS 290738
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1238 AM MST MON FEB 29 2016

...STRONG WINDS FOR WIND PRONE AREAS OF SOUTHEAST WYOMING THIS
MORNING AND AFTERNOON...

WYZ106-110-116-117-010000-
/O.NEW.KCYS.HW.W.0012.160229T1500Z-160301T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...ARLINGTON...ELK MOUNTAIN...
VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...
WHITAKER
1238 AM MST MON FEB 29 2016

...HIGH WIND WARNING IN EFFECT FROM 8 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON. 

* TIMING...WINDS ARE FORECAST TO INCREASE AFTER SUNRISE AND STAY
  STRONG THROUGH THE AFTERNOON HOURS.

* WINDS...WEST TO SOUTHWEST AT 35 TO 45 MPH SUSTAINED GUSTING TO
  65 MPH.

* IMPACTS...MAINLY TO TRAVEL ON AREA ROADS. STRONG WINDS WILL LEAD
  TO AN INCREASED RISK OF BLOW OFFS AND BLOW OVERS...ESPECIALLY ON
  NORTH TO SOUTH ORIENTED ROADS. LIGHT WEIGHT AND HIGH PROFILE
  VEHICLES ARE ESPECIALLY AT RISK.

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.

&&

$$
2 follow-up statements
928 
WWUS75 KCYS 292222
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
322 PM MST MON FEB 29 2016


WYZ106-292330-
/O.CAN.KCYS.HW.W.0012.000000T0000Z-160301T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
322 PM MST MON FEB 29 2016

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WARNING. 

WINDS HAVE SHIFTED INTO THE NORTH AND NORTHEAST ACROSS PLATTE
COUNTY AND DIMINISHED. THEREFORE...THE HIGH WIND WARNING IS
CANCELLED THIS AFTERNOON. 

$$

WYZ110-116-117-010000-
/O.CON.KCYS.HW.W.0012.000000T0000Z-160301T0000Z/
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...VEDAUWOO...
BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER
322 PM MST MON FEB 29 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* TIMING...WINDS ARE FORECAST TO REMAIN STRONG THROUGH THE
  AFTERNOON.

* WINDS...WEST TO SOUTHWEST AT 35 TO 45 MPH SUSTAINED GUSTING TO 
  65 MPH. 

* IMPACTS...MAINLY TO TRAVEL ON AREA ROADS. STRONG WINDS WILL 
  LEAD TO AN INCREASED RISK OF BLOW OFFS AND BLOW OVERS... 
  ESPECIALLY ON NORTH TO SOUTH ORIENTED ROADS. LIGHT WEIGHT AND 
  HIGH PROFILE VEHICLES ARE ESPECIALLY AT RISK. 

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.

&&

$$
679 
WWUS75 KCYS 010004
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
504 PM MST MON FEB 29 2016


WYZ110-116-117-010115-
/O.EXP.KCYS.HW.W.0012.000000T0000Z-160301T0000Z/
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...VEDAUWOO...
BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER
504 PM MST MON FEB 29 2016

...HIGH WIND WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

WHILE THE HIGH WIND WARNING EXPIRES AT 5 PM...OCCASIONAL WIND
GUSTS TO 55 MPH WILL BE POSSIBLE THE NEXT FEW HOURS.

$$

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 29, 2:52 PM MSTSpecial Weather StatementCYSGoshen38 min

Nearby

High Wind Warnings in Wyoming, 2016Every high wind warning in 2016

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.