Alert archive / Nebraska / Wind Advisories in 2012

Wind Advisory 24, NWS Cheyenne, WY

May 27, 20128 counties in Nebraska

NWS Cheyenne, WY issued this wind advisory at May 27, 2012, 2:34 AM MDT for 8 counties in Nebraska. It took effect at May 27, 2012, 10:00 AM MDT. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 27, 2012, 2:34 AM MDT (08:34 UTC)
In effect from
May 27, 2012, 10:00 AM MDT
Expired
May 27, 2012, 12:59 PM MDT
In force
3 hr
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE

The radar

The Cheyenne radar (KCYS), 142 km from the middle of the area, began a volume at 08:38 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

Denver, CO (KDNR), launched 00:00Z, 8.6 hours before the alert went out and 223 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, Denver, CO at 00:00Z on 2012-05-27Temperature 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, Denver, CO at 00:00Z on 2012-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 239 square meters per square second.1939587897Sfc1 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
6327 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
239 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

416 
WWUS75 KCYS 270834
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
234 AM MDT SUN MAY 27 2012

...STRONG WINDS ARE EXPECTED OVER MUCH OF THE REGION THROUGH MID
EVENING SUNDAY NIGHT...

.BEHIND A COLD FRONTAL PASSAGE...WEST AND SOUTHWEST WINDS WILL
INCREASE SIGNIFICANTLY TODAY AS A STORM SYSTEM STRENGTHENS OVER
EASTERN MONTANA. WIND GUSTS WILL BE NEAR 60 MPH ACROSS MUCH OF
SOUTHEAST WYOMING THROUGH EARLY THIS EVENING. THERE WILL BE A LULL
IN THE WINDS EARLY THIS MORNING...BEFORE WINDS INCREASE AGAIN.

WYZ101-104>107-109-110-115>117-272200-
/O.CON.KCYS.HW.W.0025.000000T0000Z-120528T0300Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...MUDDY GAP...
MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...RAWLINS...SINCLAIR...HANNA...ARLINGTON...
ELK MOUNTAIN...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...
HORSE CREEK...HARRIMAN...WHITAKER
234 AM MDT SUN MAY 27 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING. 

* TIMING...THROUGH 9 PM MDT THIS EVENING.

* WINDS...WEST TO SOUTHWEST 35 TO 45 MPH WITH GUSTS TO 65 MPH.

* IMPACTS...STRONG WINDS WILL CREATE HAZARDOUS DRIVING 
  CONDITIONS FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES. SUDDEN 
  STRONG CROSS WINDS COULD CAUSE THESE VEHICLES TO LOSE CONTROL 
  OR BLOW OVER. 

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.

&&

$$

NEZ002-003-019>021-054-055-095-096-272200-
/O.NEW.KCYS.WI.Y.0024.120527T1600Z-120528T0300Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE
234 AM MDT SUN MAY 27 2012

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT
THIS EVENING. 

* TIMING...LATE THIS MORNING THROUGH EARLY THIS EVENING.

* WINDS...WEST WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...BE CAREFUL WHEN DRIVING ON NORTH TO SOUTH ORIENTED
  ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

RUBIN
1 follow-up statement
260 
WWUS75 KCYS 271859
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1259 PM MDT SUN MAY 27 2012

...STRONG WINDS WILL CONTINUE ACROSS PORTIONS OF SOUTHEAST
WYOMING THROUGH 9 PM...

.BEHIND A COLD FRONTAL PASSAGE...STRONG WEST AND SOUTHWEST WINDS
WILL CONTINUE THROUGH EARLY THIS EVENING AS A STORM SYSTEM
STRENGTHENS OVER EASTERN MONTANA. ADDITIONALLY...WINDS WILL BE
STRONGER AROUND AFTERNOON SHOWERS. AS A RESULT...WIND GUSTS WILL
APPROACH 60 MPH ACROSS PORTIONS OF SOUTHEAST WYOMING THROUGH EARLY
THIS EVENING.

NEZ002-003-019>021-054-055-095-096-272000-
/O.CAN.KCYS.WI.Y.0024.000000T0000Z-120528T0300Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE
1259 PM MDT SUN MAY 27 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND
ADVISORY. 

ALTHOUGH WEST WINDS WILL REMAIN BREEZY ACROSS THE WESTERN
NEBRASKA PANHANDLE THIS AFTERNOON...WIND SPEEDS ARE NO LONGER
EXPECTED TO REACH WIND ADVISORY CRITERIA. THEREFORE...THE WIND
ADVISORY HAS BEEN CANCELLED.

$$

WYZ101-104>107-109-110-115>117-280300-
/O.CON.KCYS.HW.W.0025.000000T0000Z-120528T0300Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...MUDDY GAP...
MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...RAWLINS...SINCLAIR...HANNA...ARLINGTON...
ELK MOUNTAIN...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...
HORSE CREEK...HARRIMAN...WHITAKER
1259 PM MDT SUN MAY 27 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING. 

* TIMING...THROUGH 9 PM MDT THIS EVENING.

* WINDS...WEST TO SOUTHWEST 35 TO 45 MPH WITH GUSTS TO NEAR 60 MPH.

* IMPACTS...STRONG WINDS WILL CREATE HAZARDOUS DRIVING 
  CONDITIONS FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES. SUDDEN 
  STRONG CROSS WINDS COULD CAUSE THESE VEHICLES TO LOSE CONTROL 
  OR BLOW OVER. 

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.

&&

$$

HAHN

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 1:44 AM MDTRed Flag WarningCYS17 hr

Nearby

Wind Advisories in Nebraska, 2012Every wind advisory in 2012

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.