Alert archive / South Dakota / High Wind Warnings in 2007

High Wind Warning 16, NWS Rapid City, SD

November 12, 20074 counties in South Dakota; Campbell County, Wyoming

NWS Rapid City, SD issued this high wind warning at Nov 12, 2007, 5:02 PM MST for 4 counties in South Dakota; Campbell County, Wyoming. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 12, 2007, 5:02 PM MST (00:02 UTC)
Expired
Nov 13, 2007, 4:29 AM MST
In force
11 hr
Issued by
NWS Rapid City, SD

Counties Custer County, SD, Lawrence County, SD, Meade County, SD, Pennington County, SD, Campbell County, WY

The radar

The Rapid City radar (KUDX), 67 km from the middle of the area, began a volume at 00:07 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 0.0 hours before the alert went out and 370 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, Bismarck Municip, ND at 00:00Z on 2007-11-13Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2007-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 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
2244 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
485 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Rapid City, SD wrote its last area forecast discussion before this high wind warning went out at Nov 12, 2:20 PM MST, 2 hours 42 minutes earlier.

Area forecast discussion, Nov 12, 2:20 PM MST, 2 hours 42 minutes before
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Hazardous weather outlook, Nov 12, 10:53 AM MST, 6 hours 9 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
1053 AM MST MON NOV 12 2007

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-131400-
BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON-
HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK-
NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS-
NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY-
SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS-
SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP-
WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH-
1053 AM MST (1153 AM CST) MON NOV 12 2007

...WIND ADVISORY TONIGHT AND TUESDAY FOR THE NORTHERN FOOTHILLS...
...HIGH WIND WARNING TUESDAY FOR BUTTE AND HARDING COUNTIES...
...WIND ADVISORY TUESDAY FOR THE REST OF THE WESTERN SOUTH DAKOTA
   PLAINS ALONG AND NORTH OF I-90...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

STRONG SOUTHWEST WINDS WILL DEVELOP OVER NORTHEASTERN WYOMING AND THE
BLACK HILLS INCLUDING THE NORTHERN FOOTHILLS THIS EVENING. WINDS ARE
EXPECTED TO REACH SUSTAINED SPEEDS OF 25 TO 35 MPH WITH GUSTS TO 50
MPH. A WIND ADVISORY HAS BEEN ISSUED FOR THE NORTHERN FOOTHILLS.

THE GRASSLAND FIRE DANGER WILL BE VERY HIGH ACROSS FAR WESTERN SOUTH
DAKOTA TODAY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A COLD FRONT WILL CROSS THE AREA TUESDAY WITH STRONG NORTHWEST
WINDS DEVELOPING BEHIND THE FRONT. A HIGH WIND WARNING HAS BEEN
ISSUED FOR HARDING AND BUTTE COUNTIES TOMORROW WHERE WINDS OF 35 TO
45 MPH WITH GUSTS TO 60 ARE EXPECTED. A WIND ADVISORY IS IN EFFECT
FOR THE REST OF THE WESTERN SOUTH DAKOTA PLAINS NORTH OF INTERSTATE
90 AS WINDS INCREASE TO 25 TO 35 MPH WITH GUSTS TO 45 MPH.

THE GRASSLAND FIRE DANGER WILL REACH THE VERY HIGH TO EXTREME
CATEGORY ACROSS WESTERN SOUTH DAKOTA TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

The office that day

Everything else NWS Rapid City, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 13, 4:29 AM MSTHigh Wind WatchUNRButte, Haakon, Harding, Lawrence, Meade, Pennington and 2 more10 hr

Nearby

High Wind Warnings in South Dakota, 2007High Wind Warnings in Wyoming, 2007Every high wind warning 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.