Alert archive / Nebraska / Wind Advisories in 2007
Wind Advisory 21, NWS North Platte, NE
NWS North Platte, NE issued this wind advisory at Sep 23, 2007, 2:59 AM CDT for 20 counties in Nebraska. It took effect at Sep 23, 2007, 10:00 AM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Sep 23, 2007, 2:59 AM CDT (07:59 UTC)
- In effect from
- Sep 23, 2007, 10:00 AM CDT
- Expired
- Sep 23, 2007, 8:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS North Platte, NE
Counties Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Frontier County, NE, Garfield County, NE, Hayes County, NE, Holt County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Thomas County, NE, Wheeler County, NE
The radar
The North Platte radar (KLNX), 42 km from the middle of the area, began a volume at 07:58 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, 8.0 hours before the alert went out and 74 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
- 118 J/kg
- Mixed-layer CIN
- -208 J/kg
- Mixed-layer LCL
- 1751 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
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
2 follow-up statements
000 WWUS73 KLBF 232114 NPWLBF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 414 PM CDT SUN SEP 23 2007 ...STRONG WINDS WILL CONTINUE THIS EVENING ACROSS PORTIONS OF WESTERN AND NORTH CENTRAL NEBRASKA... .A TIGHT PRESSURE GRADIENT...BETWEEN EXITING HIGH PRESSURE TO THE EAST AND AN APPROACHING COLD FRONT...HAVE CREATED STRONG SOUTHERLY WINDS ACROSS A LARGE PORTION OF WESTERN AND NORTH CENTRAL NEBRASKA. SUSTAINED WINDS OF 25 TO 40 MPH...WITH GUSTS TO 50 MPH ARE LIKELY...MAINLY EAST OF A LINE FROM VALENTINE TO OGALLALA. WINDS WILL SLOWLY DIMINISH AFTER SUNSET THIS EVENING. NEZ005>010-025>029-036>038-057>059-069>071-240100- /O.CON.KLBF.WI.Y.0021.000000T0000Z-070924T0100Z/ EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-THOMAS-BLAINE-LOUP- GARFIELD-WHEELER-MCPHERSON-LOGAN-CUSTER-KEITH-PERKINS-LINCOLN- CHASE-HAYES-FRONTIER- INCLUDING THE CITIES OF...VALENTINE...SPRINGVIEW...SPENCER... AINSWORTH...BASSETT...ONEILL...THEDFORD...DUNNING...TAYLOR... BURWELL...BARTLETT...TRYON...STAPLETON...BROKEN BOW...OGALLALA... GRANT...NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS 414 PM CDT SUN SEP 23 2007 /314 PM MDT SUN SEP 23 2007/ ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING. STRONG SOUTHERLY WINDS OF 25 TO 40 MPH...WITH GUSTS UP TO 50 MPH WILL CONTINUE THIS EVENING EAST OF A LINE FROM VALENTINE TO OGALLALA. PERSONS DRIVING LIGHTWEIGHT OR HIGH PROFILE VEHICLES...SHOULD EXERCISE CAUTION...ESPECIALLY ON EAST TO WEST ROUTES...AND BE PREPARED FOR STRONG CROSS WINDS. $$ MASEK
000 WWUS73 KLBF 240100 NPWLBF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 800 PM CDT SUN SEP 23 2007 NEZ005>010-025>029-036>038-057>059-069>071-240200- /O.EXP.KLBF.WI.Y.0021.000000T0000Z-070924T0100Z/ EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-THOMAS-BLAINE-LOUP- GARFIELD-WHEELER-MCPHERSON-LOGAN-CUSTER-KEITH-PERKINS-LINCOLN- CHASE-HAYES-FRONTIER- INCLUDING THE CITIES OF...VALENTINE...SPRINGVIEW...SPENCER... AINSWORTH...BASSETT...ONEILL...THEDFORD...DUNNING...TAYLOR... BURWELL...BARTLETT...TRYON...STAPLETON...BROKEN BOW...OGALLALA... GRANT...NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS 800 PM CDT SUN SEP 23 2007 /700 PM MDT SUN SEP 23 2007/ ...WIND ADVISORY WILL EXPIRE AT 8 PM CDT /7 PM MDT/ THIS EVENING... WINDS HAVE DIMINISHED TO 20 TO 30 MPH ACROSS THE AREA AND WILL DIMINISH FURTHER OVERNIGHT. THEREFORE THE WINDS ADVISORY HAS BEEN ALLOWED TO EXPIRE. $$ KAR
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 6:16 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 44 min |
Nearby
Wind Advisories in Nebraska, 2007Every wind advisory in 2007
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.