Alert archive / Nebraska / Wind Advisories in 2014
Wind Advisory 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this wind advisory at Apr 30, 2014, 3:45 AM MDT for 8 counties in Nebraska. It took effect at Apr 30, 2014, 9:00 AM MDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2014, 3:45 AM MDT (09:45 UTC)
- In effect from
- Apr 30, 2014, 9:00 AM MDT
- Expired
- Apr 30, 2014, 6:00 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 09:42 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 9.8 hours before the alert went out and 246 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 617 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
271 WWUS75 KCYS 300945 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 345 AM MDT WED APR 30 2014 ...MODERATE WINDS EXPECTED FOR THE NEBRASKA PANHANDLE TODAY... .THE POTENT SPRING STORM SYSTEM WILL CONTINUE TO SLOWLY MOVE EAST TODAY...WITH THE SURFACE PRESSURE GRADIENT STEADILY WEAKENING AS IT MOVES EAST. AS A RESULT...WINDY CONDITIONS WILL RETURN TO THE WESTERN NEBRASKA PANHANDLE TODAY...WITH A STEADY DECLINE OF WIND SPEEDS THIS EVENING AND FOR THURSDAY. NEZ002-003-019>021-054-055-095-096-010000- /O.NEW.KCYS.WI.Y.0013.140430T1500Z-140501T0000Z/ 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 345 AM MDT WED APR 30 2014 ...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MDT THIS EVENING. * TIMING...WINDY CONDITIONS WILL DEVELOP THIS MORNING AND WILL CONTINUE THROUGH THE LATE AFTERNOON. * WINDS...NORTHWEST 25 TO 35 MPH WITH GUSTS OF 40 TO 50 MPH. * IMPACTS...TRAVEL WILL BECOME HAZARDOUS FOR LIGHT OR HIGH PROFILE VEHICLES DUE TO GUSTY CROSSWINDS. 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. && $$ RJM
2 follow-up statements
164 WWUS75 KCYS 302057 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 257 PM MDT WED APR 30 2014 ...WINDS TO DECREASE ACROSS THE NEBRASKA PANHANDLE THIS EVENING... .THE STORM SYSTEM OVER THE PLAINS WILL CONTINUE TO SLOWLY MOVE EAST TODAY AND TONIGHT. THE SURFACE PRESSURE GRADIENT WILL STEADILY DECREASE AS IT MOVES EAST...RESULTING IN A DECLINE OF WIND SPEEDS THIS EVENING. NEZ002-003-019>021-054-055-095-096-010000- /O.CON.KCYS.WI.Y.0013.000000T0000Z-140501T0000Z/ DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF... GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY... HARRISON...AGATE 257 PM MDT WED APR 30 2014 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * TIMING...WINDS WILL SUBSIDE THIS EVENING. * WINDS...NORTHWEST 25 TO 35 MPH WITH GUSTS OF 40 TO 50 MPH. * IMPACTS...TRAVEL WILL BE HAZARDOUS FOR LIGHT OR HIGH PROFILE VEHICLES DUE TO GUSTY CROSSWINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
164 WWUS75 KCYS 302345 NPWCYS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 545 PM MDT WED APR 30 2014 ...WIND ADVISORY TO EXPIRE AT 6 PM... NEZ002-003-019>021-054-055-095-096-010045- /O.EXP.KCYS.WI.Y.0013.000000T0000Z-140501T0000Z/ 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 545 PM MDT WED APR 30 2014 ...WIND ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING. WINDS ACROSS THE NEBRASKA PANHANDLE HAVE SHOWN SIGNS OF DECREASING LATE THIS AFTERNOON AND FORECAST GUIDANCE SUGGESTS THESE WINDS WILL CONTINUE TO DECREASE SHORTLY AFTER 6 PM THIS EVENING. HAVE THEREFORE DECIDED TO LET THE WIND ADVISORY EXPIRE ON TIME AT 6 PM THIS EVENING. IT WILL STILL BE WINDY...ESPECIALLY ACROSS THE SOUTHERN PANHANDLE AT PLACES LIKE SCOTTSBLUFF...KIMBALL AND SIDNEY FOR A TIME EARLY THIS EVENING. EXPECT NORTH TO NORTHWEST WINDS AT THESE LOCATIONS TO SEE SUSTAINED WINDS OF 20 TO 25 MPH WITH GUSTS TO 40 MPH THROUGH 8 PM THIS EVENING BEFORE THEY FINALLY EASE. WIDESPREAD ADVISORY LEVEL WINDS ARE NOT EXPECTED. $$
Nearby
Wind Advisories in Nebraska, 2014Every wind advisory in 2014
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.