Alert archive / Nebraska / Wind Advisories in 2016

Wind Advisory 9, NWS Cheyenne, WY

April 27, 20165 counties in Nebraska

NWS Cheyenne, WY issued this wind advisory at Apr 27, 2016, 9:38 AM MDT for 5 counties in Nebraska. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Apr 27, 2016, 9:38 AM MDT (15:38 UTC)
Expired
Apr 27, 2016, 4:41 PM MDT
In force
7 hr
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Cheyenne County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE

The radar

The Cheyenne radar (KCYS), 122 km from the middle of the area, began a volume at 15:35 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 (KDEN), launched 12:00Z, 3.6 hours before the alert went out and 183 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 2016-04-27Temperature 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 12:00Z on 2016-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 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
862 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

131 
WWUS75 KCYS 271538
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
938 AM MDT WED APR 27 2016

...WINDY OVER THE SOUTHERN NEBRASKA PANHANDLE THROUGH THIS
AFTERNOON...

.A TIGHT SURFACE PRESSURE GRADIENT WILL COMBINE WITH WINDS IN THE
LOWER ATMOSPHERE TO PRODUCE BLUSTERY NORTHWEST WINDS THROUGH
LATE AFTERNOON.

NEZ019>021-054-055-280000-
/O.NEW.KCYS.WI.Y.0009.160427T1538Z-160428T0000Z/
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG...
ANGORA...BRIDGEPORT...BAYARD...REDINGTON...KIMBALL...BROWNSON...
SIDNEY
938 AM MDT WED APR 27 2016

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

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. 

* TIMING...THROUGH 6 PM TODAY.

* WINDS...NORTHWEST WINDS 20 TO 35 MPH WITH GUSTS TO 50 MPH.

* IMPACTS...MAINLY TO TRANSPORTATION. INCREASED RISK FOR BLOW 
  OFFS AND BLOWOVERS OF HIGH PROFILE AND LIGHT WEIGHT 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
1 follow-up statement
809 
WWUS75 KCYS 272241
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
441 PM MDT WED APR 27 2016

...WIND ADVISORY CANCELLED...

.THE PRESSURE GRADIENT HAS RELAXED ENOUGH TO ALLOW WINDS TO 
DECREASE.

NEZ019>021-054-055-272345-
/O.CAN.KCYS.WI.Y.0009.000000T0000Z-160428T0000Z/
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...HARRISBURG...
ANGORA...BRIDGEPORT...BAYARD...REDINGTON...KIMBALL...BROWNSON...
SIDNEY
441 PM MDT WED APR 27 2016

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE NOW DECREASED BELOW ADVISORY LEVEL.

$$

RUBIN

Nearby

Wind Advisories in Nebraska, 2016Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.