Alert archive / Nebraska / Wind Advisories in 2010

Wind Advisory 13, NWS Cheyenne, WY

September 5, 20108 counties in Nebraska

NWS Cheyenne, WY issued this wind advisory at Sep 5, 2010, 9:45 PM MDT for 8 counties in Nebraska. It took effect at Sep 6, 2010, 6:00 AM MDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Sep 5, 2010, 9:45 PM MDT (03:45 UTC)
In effect from
Sep 6, 2010, 6:00 AM MDT
Expired
Sep 6, 2010, 3:02 PM MDT
In force
9 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 03:48 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, 3.8 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 2010-09-06Temperature 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 2010-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
5302 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
38 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.

538 
WWUS75 KCYS 060345
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
945 PM MDT SUN SEP 5 2010

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT MONDAY
FOR THE WESTERN NEBRASKA PANHANDLE... 

.A TIGHT PRESSURE GRADIENT BEHIND A FAST MOVING COLD FRONT WILL
PRODUCE STRONG NORTHWEST WINDS ON MONDAY ACROSS THE WESTERN
NEBRASKA PANHANDLE.

NEZ002-003-019>021-054-055-095-096-070000-
/O.NEW.KCYS.WI.Y.0013.100906T1200Z-100907T0000Z/
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
945 PM MDT SUN SEP 5 2010

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT MONDAY...

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

* TIMING...STRONG NORTHWEST WINDS WILL DEVELOP BY AFTER SUNRISE
  MONDAY MORNING ACROSS THE WESTERN NEBRASKA PANHANDLE BEHIND A
  STRONG COLD FRONT. THESE WINDS WILL REMAIN STRONG THROUGH THE
  AFTERNOON HOURS.

* WINDS...NORTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS UP TO 45
  MPH ARE EXPECTED.

* IMPACTS...DUE TO THE WIND DIRECTION...ANYONE DRIVING LIGHTWEIGHT
  OR HIGH PROFILE VEHICLES ON EAST-WEST ROADWAYS SUCH AS
  INTERSTATE 80 SHOULD EXERCISE CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT.

&&

$$
LUNDQUIST
2 follow-up statements
034 
WWUS75 KCYS 060849
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
249 AM MDT MON SEP 6 2010

...STRONG COLD FRONT WILL PUSH THROUGH THE REGION EARLY THIS
MORNING...

.A STRONG COLD FRONT FOR THIS TIME OF THE YEAR WILL MOVE THROUGH
SOUTHEAST WYOMING AND EVENTUALLY WESTERN NEBRASKA EARLY THIS
MORNING. THIS COLD FRONT WILL NOT ONLY BRING STRONG GUSTY WINDS TO
THE REGION...BUT SOME OF THE COOLEST AIR OF THE SEASON WILL SETTLE
OVER PORTIONS OF WYOMING RESULTING IN NEAR OR BELOW FREEZING
TEMPERATURES.

NEZ002-003-019>021-054-055-095-096-062100-
/O.CON.KCYS.WI.Y.0013.100906T1200Z-100907T0000Z/
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
249 AM MDT MON SEP 6 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
MDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
MDT THIS EVENING. 

* TIMING...STRONG NORTHWEST WINDS WILL DEVELOP AFTER SUNRISE THIS
  MORNING ACROSS THE WESTERN NEBRASKA PANHANDLE BEHIND A STRONG
  COLD FRONT. THESE WINDS WILL REMAIN STRONG THROUGH THE AFTERNOON
  HOURS.

* WINDS...NORTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS AROUND 50
  MPH ARE EXPECTED.

* IMPACTS...DUE TO THE WIND DIRECTION...ANYONE DRIVING 
  LIGHTWEIGHT OR HIGH PROFILE VEHICLES ON EAST-WEST ROADWAYS 
  SUCH AS INTERSTATE 80 SHOULD EXERCISE CAUTION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT.

&&

$$

WYZ101-104-105-109>111-113-115-062100-
/O.NEW.KCYS.FZ.A.0001.100907T0600Z-100907T1400Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
LARAMIE VALLEY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...MUDDY GAP...
MEDICINE BOW...RAWLINS...SINCLAIR...HANNA...ARLINGTON...
ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT...
RIVERSIDE...LARAMIE
249 AM MDT MON SEP 6 2010

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
MORNING. 

* TIMING...CLEAR SKIES AND LIGHT WINDS TONIGHT WILL ALLOW
  TEMPERATURES TO FALL BELOW FREEZING...ESPECIALLY IN THE MORE
  SHELTERED VALLEYS.

* TEMPERATURES...LOW TEMPERATURES BY EARLY TUESDAY MORNING ARE
  FORECAST TO LOWER TO AROUND 30 DEGREES. SOME OF THE MORE SHELTERED
  LOCATIONS ACROSS THE LARAMIE VALLEY AND UPPER NORTH PLATTE RIVER
  VALLEY MAY EXPERIENCE TEMPERATURES IN THE LOW TO MIDDLE 20S.

* IMPACTS...DELICATE PLANTS AND VEGETATION MAY BE HARMED BY AN
  EXTENDED PERIOD OF SUBFREEZING TEMPERATURES LATE TONIGHT THROUGH
  EARLY TUESDAY MORNING


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

TT
282 
WWUS75 KCYS 062102
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
302 PM MDT MON SEP 6 2010

...COLD TEMPERATURES EXPECTED OVER THE AREA OVERNIGHT...

.SOME OF THE COOLEST AIR OF THE SEASON WILL SETTLE OVER PORTIONS
OF SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE OVERNIGHT
AS WINDS DIMINISH EARLY MONDAY EVENING.

NEZ002-003-095-096-071400-
/O.CAN.KCYS.WI.Y.0013.000000T0000Z-100907T0000Z/
/O.NEW.KCYS.FZ.W.0001.100907T0800Z-100907T1400Z/
DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...HARRISON...AGATE
302 PM MDT MON SEP 6 2010

...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY. THE
WIND ADVISORY HAS BEEN CANCELLED. 

* TEMPERATURES...LOWEST TEMPERATURES BY EARLY TUESDAY MORNING ARE
  FORECAST TO LOWER TO AROUND 30 DEGREES. SOME LOCAL LOW SPOTS
  ACROSS THE AREA MAY HAVE TEMPERATURES REACH THE MID TO UPPER 20S
  BY SUNRISE TUESDAY MORNING.

* IMPACTS...DELICATE PLANTS AND VEGETATION MAY BE HARMED BY AN 
  EXTENDED PERIOD OF SUBFREEZING TEMPERATURES LATE TONIGHT 
  THROUGH EARLY TUESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

NEZ019-021-071400-
/O.CAN.KCYS.WI.Y.0013.000000T0000Z-100907T0000Z/
/O.NEW.KCYS.FR.Y.0002.100907T0800Z-100907T1400Z/
SCOTTS BLUFF-MORRILL-
INCLUDING THE CITIES OF...SCOTTSBLUFF...GERING...BRIDGEPORT...
BAYARD
302 PM MDT MON SEP 6 2010

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY. THE
WIND ADVISORY HAS BEEN CANCELLED. 

* TEMPERATURES...TEMPERATURES ARE EXPECTED TO DROP INTO THE MID
  30S AFTER MIDNIGHT. 

* IMPACTS...SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED OR KILLED DUE
  TO FROST FORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

NEZ020-054-055-062215-
/O.CAN.KCYS.WI.Y.0013.000000T0000Z-100907T0000Z/
BANNER-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY
302 PM MDT MON SEP 6 2010

...WIND ADVISORY IS CANCELLED...

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

WINDS WILL CONTINUE TO SLOWLY DIMINISH LATE THIS AFTERNOON AND
BECOME LIGHT EARLY THIS EVENING.

$$

WYZ101-104-105-109>111-113-115-071400-
/O.UPG.KCYS.FZ.A.0001.100907T0600Z-100907T1400Z/
/O.NEW.KCYS.FZ.W.0001.100907T0800Z-100907T1400Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SOUTHWEST CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
LARAMIE VALLEY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...MUDDY GAP...
MEDICINE BOW...RAWLINS...SINCLAIR...HANNA...ARLINGTON...
ELK MOUNTAIN...BAGGS...DIXON...SARATOGA...ENCAMPMENT...
RIVERSIDE...LARAMIE
302 PM MDT MON SEP 6 2010

...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY. THE
FREEZE WATCH IS NO LONGER IN EFFECT. 

* TEMPERATURES...LOWEST TEMPERATURES BY EARLY TUESDAY MORNING ARE
  FORECAST TO LOWER TO AROUND 30 DEGREES. LOCAL BASINS AND LOW
  SPOTS ACROSS THE LARAMIE VALLEY AND UPPER NORTH PLATTE RIVER
  VALLEY MAY HAVE TEMPERATURES REACH THE LOWER TO MID 20S.

* IMPACTS...DELICATE PLANTS AND VEGETATION MAY BE HARMED BY AN
  EXTENDED PERIOD OF SUBFREEZING TEMPERATURES LATE TONIGHT THROUGH
  EARLY TUESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS MAY KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

WYZ102-071400-
/O.NEW.KCYS.FZ.W.0001.100907T0800Z-100907T1400Z/
NIOBRARA COUNTY-
INCLUDING THE CITY OF...LUSK
302 PM MDT MON SEP 6 2010

...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY. 

* TEMPERATURES...LOWEST TEMPERATURES BY EARLY TUESDAY MORNING ARE
  FORECAST TO LOWER TO AROUND 30 DEGREES. SOME LOCAL LOW SPOTS
  ACROSS THE AREA MAY HAVE TEMPERATURES REACH THE MID TO UPPER 20S
  BY SUNRISE TUESDAY MORNING.

* IMPACTS...DELICATE PLANTS AND VEGETATION MAY BE HARMED BY AN 
  EXTENDED PERIOD OF SUBFREEZING TEMPERATURES LATE TONIGHT 
  THROUGH EARLY TUESDAY MORNING 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS MAY KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

WYZ107-108-071400-
/O.NEW.KCYS.FR.Y.0002.100907T0800Z-100907T1400Z/
EAST PLATTE COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...TORRINGTON
302 PM MDT MON SEP 6 2010

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM MDT TUESDAY. 

* TEMPERATURES...TEMPERATURES ARE EXPECTED TO DROP INTO THE MID
  30S AFTER MIDNIGHT. 

* IMPACTS...SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED OR KILLED DUE
  TO FROST FORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE HARMED IF LEFT UNCOVERED.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 3:02 PM MDTFrost AdvisoryCYSMorrill, Scotts Bluff17 hr
Sep 6, 3:02 PM MDTFreeze WarningCYSBox Butte, Dawes, Sioux17 hr

Nearby

Wind Advisories in Nebraska, 2010Every wind advisory in 2010

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.