Alert archive / Nebraska / Wind Advisories in 2012

Wind Advisory 19, NWS Cheyenne, WY

April 14, 20128 counties in Nebraska

NWS Cheyenne, WY issued this wind advisory at Apr 14, 2012, 9:02 PM MDT for 8 counties in Nebraska. It took effect at Apr 15, 2012, 3:00 AM MDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Apr 14, 2012, 9:02 PM MDT (03:02 UTC)
In effect from
Apr 15, 2012, 3:00 AM MDT
Expired
Apr 15, 2012, 6:00 PM MDT
In force
15 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 03:01 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, 3.0 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 2012-04-15Temperature 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 2012-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 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
1435 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
91 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.

901 
WWUS75 KCYS 150302
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
902 PM MDT SAT APR 14 2012

...GUSTY WINDS TO DEVELOP ACROSS THE WESTERN NEBRASKA PANHANDLE
TONIGHT AND CONTINUE THROUGH SUNDAY AFTERNOON...

.UPPER LEVEL LOW PRESSURE MOVING FROM THE CENTRAL ROCKIES THIS
EVENING INTO THE CENTRAL PLAINS TONIGHT. THIS LOW PRESSURE SYSTEM
WILL PRODUCE GUSTY NORTH TO NORTHWEST WINDS LATE TONIGHT THROUGH
SUNDAY AFTERNOON. WINDS WILL DECREASE SUBSTANTIALLY SUNDAY EVENING. 

NEZ002-003-019>021-054-055-095-096-151515-
/O.NEW.KCYS.WI.Y.0019.120415T0900Z-120416T0000Z/
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
902 PM MDT SAT APR 14 2012

...WIND ADVISORY IN EFFECT FROM 3 AM TO 6 PM MDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 6 PM MDT SUNDAY. 


* TIMING...3 AM SUNDAY MORNING THROUGH 6 PM SUNDAY AFTERNOON. 

* WINDS...NORTH TO NORTHWEST WINDS 30 TO 40 MPH WITH GUSTS TO 50
  MPH.

* IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS
  FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES... PARTICULARLY 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.

&&

$$
LIEBL
3 follow-up statements
133 
WWUS75 KCYS 151118
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
518 AM MDT SUN APR 15 2012

...GUSTY WINDS TO DEVELOP ACROSS THE WESTERN NEBRASKA PANHANDLE
THIS MORNING AND CONTINUE THROUGH LATE THIS AFTERNOON...

.THE UPPER LEVEL LOW PRESSURE SYSTEM MOVING INTO THE CENTRAL
PLAINS THIS MORNING WILL PRODUCE GUSTY NORTH TO NORTHWEST WINDS
THROUGH LATE THIS AFTERNOON. WINDS ARE A BIT SLOW TO INCREASE
EARLY THIS MORNING...BUT ARE EXPECTED TO STEADILY RAMP UP THROUGH
THE MORNING AND CONTINUE TO BE ON THE MODERATE TO STRONG SIDE
THROUGH THE DAY. WINDS WILL DECREASE THIS EVENING.

NEZ002-003-019>021-054-055-095-096-160000-
/O.CON.KCYS.WI.Y.0019.000000T0000Z-120416T0000Z/
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
518 AM MDT SUN APR 15 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. 

* TIMING...WINDS WILL STEADILY INCREASE THIS MORNING AND CONTINUE
  TO BE GUSTY THROUGH AROUND 6 PM THIS EVENING.

* WINDS...NORTH TO NORTHWEST WINDS 30 TO 40 MPH WITH GUSTS TO 50 
  MPH. 

* IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS
  FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES... PARTICULARLY ON
  EAST TO WEST 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.

&&

$$

RJM
620 
WWUS75 KCYS 151616
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1016 AM MDT SUN APR 15 2012

...GUSTY NORTH TO NORTHWEST WINDS WILL IMPACT THE WESTERN NEBRASKA
PANHANDLE THROUGH LATE THIS AFTERNOON...

.THE UPPER LEVEL LOW PRESSURE SYSTEM MOVING INTO CENTRAL NEBRASKA
LATE THIS MORNING WILL PRODUCE GUSTY NORTH TO NORTHWEST WINDS
THROUGH LATE THIS AFTERNOON. THE WINDS WILL SLOWLY DIMINISH THIS
EVENING.

NEZ002-003-019>021-054-055-095-096-160000-
/O.CON.KCYS.WI.Y.0019.000000T0000Z-120416T0000Z/
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
1016 AM MDT SUN APR 15 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. 

* TIMING...THE GUSTY WINDS WILL PERSIST THROUGH LATE THIS
  AFTERNOON.

* WINDS...NORTH TO NORTHWEST 30 TO 40 MPH WITH GUSTS TO 50 MPH.

* IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS
  FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES...PARTICULARLY ON
  EAST TO WEST ROADWAYS.

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.

&&

$$

JAMSKI
440 
WWUS75 KCYS 160014
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
614 PM MDT SUN APR 15 2012

...GUSTY WINDS WILL CONTINUE TO DECREASE THIS EVENING...

.GUSTY WINDS WILL CONTINUE TO DECREASE THIS EVENING AS LOW
PRESSURE OVER THE PLAINS CONTINUES TO MOVE EAST.

NEZ002-003-019>021-054-055-095-096-160115-
/O.EXP.KCYS.WI.Y.0019.000000T0000Z-120416T0000Z/
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
614 PM MDT SUN APR 15 2012

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

GUSTY WINDS HAVE DROPPED BELOW WIND ADVISORY CRITERIA THIS EVENING
AND WILL CONTINUE TO DECREASE AS THE EVENING CONTINUES. 

$$
LIEBL

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.