Alert archive / Nebraska / Wind Advisories in 2012
Wind Advisory 18, NWS Cheyenne, WY
NWS Cheyenne, WY issued this wind advisory at Apr 11, 2012, 2:38 AM MDT for 8 counties in Nebraska. It took effect at Apr 11, 2012, 3:00 PM MDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Apr 11, 2012, 2:38 AM MDT (08:38 UTC)
- In effect from
- Apr 11, 2012, 3:00 PM MDT
- Expired
- Apr 11, 2012, 8:45 PM MDT
- In force
- 6 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 08:43 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.
- Mixed-layer CAPE
- 289 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 3036 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS75 KCYS 110838 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 238 AM MDT WED APR 11 2012 ...DENSE FOG ADVISORY FOR LARAMIE COUNTY THROUGH 10 AM WEDNESDAY... .MOIST SOUTHEASTERLY WIND FLOW WILL CONTINUE TO CREATE UPSLOPING CONDITIONS ACROSS LARAMIE COUNTY INTO THE SOUTHERN LARAMIE RANGE THROUGH MID MORNING TODAY. WINDY CONDITIONS EXPECTED OVER THE NEBRASKA PANHANDLE THIS AFTERNOON AND EVENING AS LOW PRESSURE TRACKS ACROSS WESTERN WYOMING...EVENTUALLY DRAGGING A COLD FRONT THROUGH THE PANHANDLE TONIGHT. NEZ002-003-019>021-054-055-095-096-112045- /O.NEW.KCYS.WI.Y.0018.120411T2100Z-120412T0400Z/ 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 238 AM MDT WED APR 11 2012 ...WIND ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING. * TIMING...3 PM THIS AFTERNOON THROUGH 10 PM THIS EVENING. * WINDS...SOUTHEAST TO SOUTH WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH. * IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES...PARTICULARLY ON EAST TO WEST ORIENTED ROADS AND HIGHWAYS. 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. && $$ WYZ116>119-111600- /O.CON.KCYS.FG.Y.0001.000000T0000Z-120411T1600Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS... CARPENTER...ALBIN...PINE BLUFFS 238 AM MDT WED APR 11 2012 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM MDT THIS MORNING... A DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM MDT THIS MORNING. * VISIBILITY...WIDESPREAD LOW VISIBILITIES LESS THAN A QUARTER MILE. * IMPACTS...DENSE FOG WILL CREATE HAZARDOUS DRIVING CONDITIONS ON INTERSTATE 80 FROM PINE BLUFFS TO THE I-80 SUMMIT AT MILE MARKER 323. INTERSTATE 25 FROM THE COLORADO STATE LINE TO WHITAKER WILL BE IMPACTED BY THIS DENSE FOG AS WELL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. && $$
3 follow-up statements
823 WWUS75 KCYS 111537 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 937 AM MDT WED APR 11 2012 WYZ119-111645- /O.EXP.KCYS.FG.Y.0001.000000T0000Z-120411T1600Z/ EAST LARAMIE COUNTY- INCLUDING THE CITIES OF...BURNS...CARPENTER...ALBIN...PINE BLUFFS 937 AM MDT WED APR 11 2012 ...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM MDT THIS MORNING... THE DENSE FOG ADVISORY WILL EXPIRE AT 10 AM MDT THIS MORNING. FOG HAS LIFTED ACROSS FAR EASTERN LARAMIE COUNTY NEAR THE NEBRASKA BORDER. $$ WYZ116>118-111800- /O.EXT.KCYS.FG.Y.0001.000000T0000Z-120411T1800Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 937 AM MDT WED APR 11 2012 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON MDT TODAY... THE DENSE FOG ADVISORY IS NOW IN EFFECT UNTIL NOON MDT TODAY. * VISIBILITY...WIDESPREAD LOW VISIBILITIES LESS THAN A QUARTER MILE. * IMPACTS...DENSE FOG WILL CREATE HAZARDOUS DRIVING CONDITIONS ON INTERSTATE 80 FROM CHEYENNE TO THE I-80 SUMMIT AT MILE MARKER 323. INTERSTATE 25 FROM THE COLORADO STATE LINE TO WHITAKER WILL BE IMPACTED BY THIS DENSE FOG AS WELL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. && $$ NEZ002-003-019>021-054-055-095-096-120345- /O.CON.KCYS.WI.Y.0018.120411T2100Z-120412T0400Z/ 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 937 AM MDT WED APR 11 2012 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING. * TIMING...3 PM THIS AFTERNOON THROUGH 10 PM THIS EVENING. * WINDS...SOUTHEAST TO SOUTH WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH. * IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES... PARTICULARLY ON EAST TO WEST ORIENTED ROADS AND HIGHWAYS. 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. && $$ TT
991 WWUS75 KCYS 111734 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1134 AM MDT WED APR 11 2012 WYZ116>118-111845- /O.EXP.KCYS.FG.Y.0001.000000T0000Z-120411T1800Z/ SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY- INCLUDING THE CITIES OF...VEDAUWOO...BUFORD...PUMPKIN VINE... HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE 1134 AM MDT WED APR 11 2012 ...DENSE FOG ADVISORY WILL EXPIRE AT NOON MDT TODAY... DENSE FOG EARLY THIS MORNING HAS GRADUALLY LIFTED AND WILL EVENTUALLY DISSIPATE BY EARLY THIS AFTERNOON. WILL ALLOW THE DENSE FOG ADVISORY TO EXPIRE AT NOON MDT TODAY. $$ NEZ002-003-019>021-054-055-095-096-120400- /O.CON.KCYS.WI.Y.0018.120411T2100Z-120412T0400Z/ 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 1134 AM MDT WED APR 11 2012 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM MDT THIS EVENING. * TIMING...3 PM THIS AFTERNOON THROUGH 10 PM THIS EVENING. * WINDS...SOUTHEAST TO SOUTH WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH. * IMPACTS...STRONG WINDS COULD CREATE HAZARDOUS DRIVING CONDITIONS FOR LIGHT WEIGHT AND HIGH PROFILE VEHICLES... PARTICULARLY ON EAST TO WEST ORIENTED ROADS AND HIGHWAYS. 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. && $$ TT
507 WWUS75 KCYS 120245 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 845 PM MDT WED APR 11 2012 ...WINDS WILL CONTINUE TO DECREASE TONIGHT... .GUSTY WINDS HAVE DECREASED OVER THE LAST FEW HOURS AND WILL CONTINUE TO DO SO THROUGH THE REST OF TONIGHT. NEZ002-003-019>021-054-055-095-096-120345- /O.CAN.KCYS.WI.Y.0018.000000T0000Z-120412T0400Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE 845 PM MDT WED APR 11 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WIND ADVISORY. GUSTY WINDS HAVE DECREASED OVER THE LAST FEW HOURS AND WILL CONTINUE TO DO SO THROUGH THE REST OF TONIGHT. $$ 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.