Alert archive / Nebraska / Wind Advisories in 2012

Wind Advisory 15, NWS Cheyenne, WY

March 17, 20128 counties in Nebraska

NWS Cheyenne, WY issued this wind advisory at Mar 17, 2012, 3:04 PM MDT for 8 counties in Nebraska. It took effect at Mar 18, 2012, 12:00 PM MDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Mar 17, 2012, 3:04 PM MDT (21:04 UTC)
In effect from
Mar 18, 2012, 12:00 PM MDT
Expired
Mar 18, 2012, 10:27 PM MDT
In force
10 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 21:09 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 12:00Z, 9.1 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 12:00Z on 2012-03-17Temperature 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 12:00Z on 2012-03-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 square meters per square second.193958Sfc1 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
3094 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
81 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.

106 
WWUS75 KCYS 172104
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
304 PM MDT SAT MAR 17 2012

...STRONG SOUTH WINDS TO DEVELOP SUNDAY AFTERNOON...

.A DEVELOPING AREA OF LOW PRESSURE WILL STRENGTHEN OVER THE
WESTERN DAKOTAS ON SUNDAY. THIS WILL COMBINE WITH INTENSIFYING
WINDS JUST ABOVE THE SURFACE TO PRODUCE STRONG WINDS ACROSS THE
WESTERN NEBRASKA PANHANDLE ON SUNDAY AFTERNOON.

NEZ002-003-019>021-054-055-095-096-181200-
/O.NEW.KCYS.WI.Y.0015.120318T1800Z-120319T0100Z/
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
304 PM MDT SAT MAR 17 2012

...WIND ADVISORY IN EFFECT FROM NOON TO 7 PM MDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 7 PM MDT SUNDAY. 

* TIMING... NOON SUNDAY THROUGH 7 PM SUNDAY.

* WINDS...SOUTH WINDS OF 25 TO 35 MPH WITH GUSTS AS HIGH AS 55
  MPH. 

* IMPACTS...THE STRONG WINDS AND SUDDEN GUSTS WILL CREATE
  HAZARDOUS TRAVEL ALONG EAST WEST ROADWAYS FOR THOSE IN LIGHT
  WEIGHT OR HIGH PROFILE VEHICLES.

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.

&&

$$

HAHN
4 follow-up statements
381 
WWUS75 KCYS 180854
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
254 AM MDT SUN MAR 18 2012

...STRONG SOUTH WINDS TO DEVELOP THIS AFTERNOON...

.A DEVELOPING AREA OF LOW PRESSURE WILL STRENGTHEN OVER THE HIGH
PLAINS OF EASTERN WYOMING TODAY. THIS WILL COMBINE WITH
INTENSIFYING WINDS JUST ABOVE THE SURFACE TO PRODUCE STRONG GUSTY  
WINDS ACROSS THE WESTERN NEBRASKA PANHANDLE ON SUNDAY AFTERNOON.

NEZ002-003-019>021-054-055-095-096-190030-
/O.CON.KCYS.WI.Y.0015.120318T1800Z-120319T0100Z/
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
254 AM MDT SUN MAR 18 2012

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT
THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT
THIS EVENING. 

* TIMING...NOON SUNDAY THROUGH 7 PM SUNDAY.

* WINDS...SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS AS HIGH AS 55 
  MPH.

* IMPACTS...THE STRONG WINDS AND SUDDEN GUSTS WILL CREATE 
  HAZARDOUS TRAVEL ALONG EAST WEST ROADWAYS FOR THOSE IN LIGHT 
  WEIGHT OR HIGH PROFILE VEHICLES. 

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.

&&

$$

TT
637 
WWUS75 KCYS 181758
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1158 AM MDT SUN MAR 18 2012

...STRONG SOUTH WINDS TO DEVELOP THIS AFTERNOON...

.A DEVELOPING AREA OF LOW PRESSURE WILL STRENGTHEN OVER THE HIGH
PLAINS OF EASTERN WYOMING TODAY. THIS WILL COMBINE WITH
INTENSIFYING WINDS JUST ABOVE THE SURFACE TO PRODUCE STRONG GUSTY
WINDS ACROSS THE WESTERN NEBRASKA PANHANDLE THIS AFTERNOON.

NEZ002-003-019>021-054-055-095-096-190100-
/O.CON.KCYS.WI.Y.0015.120318T1800Z-120319T0100Z/
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
1158 AM MDT SUN MAR 18 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING. 

* TIMING...THROUGH 7 PM THIS EVENING.

* WINDS...SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS AS HIGH AS 55 
  MPH. 

* IMPACTS...THE STRONG WINDS AND SUDDEN GUSTS WILL CREATE 
  HAZARDOUS TRAVEL ALONG EAST WEST ROADWAYS FOR THOSE IN LIGHT 
  WEIGHT OR HIGH PROFILE VEHICLES. 

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.

&&

$$

HAHN
953 
WWUS75 KCYS 190045
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
645 PM MDT SUN MAR 18 2012

...BRISK SOUTH WINDS TO CONTINUE THROUGH THIS EVENING...

.A COLD FRONT WILL SLOWLY PROGRESS EASTWARD INTO WESTERN NEBRASKA
THIS EVENING. AHEAD OF THE COLD FRONT IN THE WARM SECTOR...BRISK
SOUTH WINDS WILL CONTINUE THROUGH THE EVENING WITH WIND GUSTS UP
TO 55 MPH.

NEZ002-003-019>021-054-055-095-096-190600-
/O.EXT.KCYS.WI.Y.0015.000000T0000Z-120319T0600Z/
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
645 PM MDT SUN MAR 18 2012

...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

* TIMING...THROUGH MIDNIGHT TONIGHT.

* WINDS...SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS AS HIGH AS 55 
  MPH. 

* IMPACTS...THE STRONG WINDS AND SUDDEN GUSTS WILL CREATE 
  HAZARDOUS TRAVEL ALONG EAST WEST ROADWAYS FOR THOSE IN LIGHT 
  WEIGHT OR HIGH PROFILE VEHICLES. 

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
499 
WWUS75 KCYS 190427
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1027 PM MDT SUN MAR 18 2012

...WINDS HAVE DECREASED THIS EVENING...

.WITH A WEAKENED PRESSURE GRADIENT...WINDS HAVE DECREASED.

NEZ002-003-019>021-054-055-095-096-190530-
/O.CAN.KCYS.WI.Y.0015.000000T0000Z-120319T0600Z/
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
1027 PM MDT SUN MAR 18 2012

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE DECREASED UNDER ADVISORY CRITERIA.

$$

RUBIN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 16, 8:48 PM MDTRed Flag WarningCYS46 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.