Alert archive / North Dakota / Special Weather Statements in 2016

Special Weather Statement, NWS Bismarck, ND

August 18, 2016Ward County, North Dakota

NWS Bismarck, ND issued this special weather statement at Aug 18, 2016, 1:07 AM CDT for Ward County, North Dakota. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 18, 2016, 1:07 AM CDT (06:07 UTC)
Expired
Aug 18, 2016, 1:30 AM CDT
In force
23 min
Issued by
NWS Bismarck, ND

County Ward County, ND

The radar

The Minot AFB radar (KMBX), 31 km from the middle of the area, began a volume at 06:10 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, 6.1 hours before the alert went out and 170 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 2016-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 312 joules per kilogram.LCLLFCEL10008507005003002001001 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 2016-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
312 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
2209 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
234 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

639 
WWUS83 KBIS 180607
SPSBIS

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
107 AM CDT THU AUG 18 2016
 
NDZ003-011-012-180630-
MCHENRY ND-WARD ND-RENVILLE ND-
107 AM CDT THU AUG 18 2016

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN RENVILLE...WEST
CENTRAL MCHENRY AND EAST CENTRAL WARD COUNTIES UNTIL 130 AM CDT...

AT 107 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
WESTERN MINOT...MOVING NORTHEAST AT 30 MPH.

PENNY SIZE HAIL AND WIND GUSTS TO 40 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
MINOT...MINOT AIR FORCE BASE...BURLINGTON...SURREY...DEERING...
NORWICH...LOGAN...SIMCOE AND WOLSETH.

LAT...LON 4812 10132 4835 10157 4853 10113 4815 10084
TIME...MOT...LOC 0607Z 243DEG 25KT 4824 10129 

$$

SCHILD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 17, 7:57 PM CDTSpecial Weather StatementBISDivide48 min
Aug 17, 8:53 PM CDTSpecial Weather StatementBISBurke37 min
Aug 17, 9:11 PM CDTSevere Thunderstorm WarningBISBurke, Renville, Ward64 min
Aug 17, 10:20 PM CDTSpecial Weather StatementBISRenville55 min
Aug 17, 11:23 PM CDTSpecial Weather StatementBISRenville37 min
Aug 18, 12:05 AM CDTSpecial Weather StatementBISRenville40 min
Aug 18, 12:44 AM CDTSpecial Weather StatementBISRenville46 min
Aug 18, 1:04 AM CDTSpecial Weather StatementBISBillings41 min
Aug 18, 1:16 AM CDTSpecial Weather StatementBISRenville29 min
Aug 18, 2:21 AM CDTSpecial Weather StatementBISDivide24 min
Aug 18, 3:15 AM CDTSpecial Weather StatementBISWells30 min
Aug 18, 3:39 AM CDTSpecial Weather StatementBISWells36 min
Aug 18, 4:49 AM CDTSpecial Weather StatementBISWells26 min
Aug 18, 5:55 AM CDTSpecial Weather StatementBISStutsman50 min
Aug 18, 6:40 AM CDTSpecial Weather StatementBISStutsman65 min
Aug 18, 7:00 AM CDTSevere Thunderstorm WarningBISDickey, LaMoure, Stutsman60 min
Aug 18, 7:57 AM CDTSevere Thunderstorm WarningBISDickey, LaMoure52 min

Nearby

Special Weather Statements in North Dakota, 2016Every special weather statement in 2016

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.