Alert archive / North Dakota / Wind Advisories in 2011

Wind Advisory 21, NWS Bismarck, ND

September 20, 201113 counties in North Dakota

NWS Bismarck, ND issued this wind advisory at Sep 20, 2011, 7:08 PM CDT for 13 counties in North Dakota. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 2011, 7:08 PM CDT (00:08 UTC)
Expired
Sep 20, 2011, 10:00 PM CDT
In force
3 hr
Issued by
NWS Bismarck, ND

Counties Bottineau County, ND, Dickey County, ND, Foster County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, Pierce County, ND, Rolette County, ND, Sheridan County, ND, Stutsman County, ND, Wells County, ND

The radar

The Bismarck radar (KBIS), 110 km from the middle of the area, began a volume at 00:08 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, 0.1 hours before the alert went out and 106 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 2011-09-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 97 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2011-09-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.19395878Sfc1 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
97 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
684 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
298 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

467 
WWUS73 KBIS 210008
NPWBIS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
708 PM CDT TUE SEP 20 2011

...WINDS DIMINISHING BELOW WARNING CRITERIA...

.THE STRONG NORTHWEST WINDS HAVE DIMINISHED ENOUGH TO END THE
HIGH WIND WARNING OVER ALL OF WESTERN AND CENTRAL NORTH DAKOTA
THIS TUESDAY EVENING. HOWEVER...A WIND ADVISORY WILL NOW REPLACE
THE WARNING ACROSS WESTERN PORTIONS OF THE DEVILS LAKE BASIN SOUTH
THROUGH THE JAMES RIVER VALLEY UNTIL 10 PM CDT THIS EVENING.
GUSTY NORTHERLY WINDS OF 25 TO 45 MPH WILL CONTINUE TO MAKE
OUTDOOR ACTIVITIES HAZARDOUS...AS WELL AS DRIVING HIGH PROFILE
VEHICLES. THE WINDS WILL DIMINISH LATE THIS EVENING.

NDZ004-005-012-013-022-023-025-036-037-047-048-050-051-210300-
/O.EXP.KBIS.HW.W.0008.000000T0000Z-110921T0000Z/
/O.NEW.KBIS.WI.Y.0021.110921T0008Z-110921T0300Z/
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-KIDDER-
STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BOTTINEAU...ROLLA...TOWNER...RUGBY...
MCCLUSKY...HARVEY...CARRINGTON...STEELE...JAMESTOWN...NAPOLEON...
EDGELEY...ASHLEY...OAKES
708 PM CDT TUE SEP 20 2011

...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...
...HIGH WIND WARNING EXPIRED AT 7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING. THE
HIGH WIND WARNING EXPIRED AT 7 PM CDT THIS EVENING.

* NORTHWEST WINDS SUSTAINED AROUND 30 MPH WITH GUSTS TO 45 MPH
  WILL CONTINUE ACROSS THE JAMES RIVER VALLEY INTO WESTERN
  PORTIONS OF THE DEVILS LAKE BASIN THROUGH THE LATE EVENING
  HOURS. 

* THESE WINDS WILL MAKE DRIVING DIFFICULT FOR HIGH PROFILE
  VEHICLES. 

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.

&&

$$

NDZ002-003-010-011-019>021-034-035-042-045-046-210115-
/O.EXP.KBIS.HW.W.0008.000000T0000Z-110921T0000Z/
BURKE-RENVILLE-MOUNTRAIL-WARD-MERCER-OLIVER-MCLEAN-MORTON-
BURLEIGH-GRANT-SIOUX-EMMONS-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...NEW TOWN...MINOT...
BEULAH...HAZEN...CENTER...GARRISON...MANDAN...BISMARCK...ELGIN...
FORT YATES...LINTON
708 PM CDT TUE SEP 20 2011 /608 PM MDT TUE SEP 20 2011/

...HIGH WIND WARNING EXPIRED AT 7 PM CDT /6 PM MDT/ THIS
EVENING...

THE HIGH WIND WARNING EXPIRED AT 7 PM CDT /6 PM MDT/ THIS EVENING.

THE STRONG WINDS HAVE DIMINISHED AND ARE NO LONGER A HAZARD. THE
HIGH WIND WARNING HAS EXPIRED.

$$
WAA
1 follow-up statement
887 
WWUS73 KBIS 210300
NPWBIS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1000 PM CDT TUE SEP 20 2011

...WINDS WILL CONTINUE TO DIMINISH TONIGHT...

.A STRONG LOW PRESSURE SYSTEM ACROSS MINNESOTA WILL MOVE SLOWLY
EAST TONIGHT AND WINDS WILL CONTINUE TO DIMINISH. THERE WILL BE
SOME GUSTS TO 40 MPH IN THE JAMES RIVER VALLEY THROUGH MIDNIGHT
BUT THEN SHOULD GENERALLY DIMINISH. THE WIND ADVISORY WILL BE
ALLOWED TO EXPIRE.

NDZ004-005-012-013-022-023-025-036-037-047-048-050-051-210400-
/O.EXP.KBIS.WI.Y.0021.000000T0000Z-110921T0300Z/
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-KIDDER-
STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BOTTINEAU...ROLLA...TOWNER...RUGBY...
MCCLUSKY...HARVEY...CARRINGTON...STEELE...JAMESTOWN...NAPOLEON...
EDGELEY...ASHLEY...OAKES
1000 PM CDT TUE SEP 20 2011

...WIND ADVISORY WILL EXPIRE AT 10 PM CDT THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 10 PM CDT THIS EVENING. 

WINDS WILL CONTINUE TO DIMINISH THIS EVENING AND OVERNIGHT. THERE
WILL REMAIN GUSTY FOR A FEW HOURS IN THE JAMES RIVER VALLEY...BUT
SHOULD DROP BELOW 30 MPH AROUND MIDNIGHT. 

$$
WAA

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 21, 3:17 PM CDTFrost AdvisoryBISAdams, Billings, Bottineau, Bowman, Burke, Burleigh and 26 more18 hr

Nearby

Wind Advisories in North Dakota, 2011Every wind advisory in 2011

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.