Alert archive / North Dakota / Special Weather Statements in 2016

Special Weather Statement, NWS Bismarck, ND

August 18, 2016Wells County, North Dakota

NWS Bismarck, ND issued this special weather statement at Aug 18, 2016, 4:49 AM CDT for Wells County, North Dakota. It was in force for 26 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, 4:49 AM CDT (09:49 UTC)
Expired: Aug 18, 2016, 5:15 AM CDT
In force: 26 min
Issued by: NWS Bismarck, ND

County Wells County, ND

The radar

The Bismarck radar (KBIS), 123 km from the middle of the area, began a volume at 09:51 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, 9.8 hours before the alert went out and 119 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

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What forecasters said that day

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

NWS Bismarck, ND wrote its last area forecast discussion before this special weather statement went out at Aug 18, 3:57 AM CDT, 52 minutes earlier.

Area forecast discussion, Aug 18, 3:57 AM CDT, 52 minutes before

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Hazardous weather outlook, Aug 18, 3:14 AM CDT, 1 hour 35 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
314 AM CDT THU AUG 18 2016

NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-190815-
DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-
MCHENRY-PIERCE-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-
FOSTER-GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-KIDDER-
STUTSMAN-SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-EMMONS-LOGAN-
LA MOURE-MCINTOSH-DICKEY-
314 AM CDT THU AUG 18 2016 /214 AM MDT THU AUG 18 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH
DAKOTA...SOUTHEAST NORTH DAKOTA AND SOUTHWEST NORTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

A FEW STRONG STORMS WILL BE POSSIBLE TODAY. A FEW ISOLATED SEVERE
THUNDERSTORMS ARE POSSIBLE SOUTH THIS AFTERNOON...WITH LARGE HAIL
AND DAMAGING WINDS THE MAIN THREATS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THERE IS A CHANCE OF THUNDERSTORMS SOUTH ON FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS UNLIKELY TONIGHT...BUT SPOTTERS SHOULD
REPORT ANY HAIL OR STRONG WINDS THEY OBSERVE TO THE NATIONAL
WEATHER SERVICE OFFICE IN BISMARCK.

AJ

In the hours before

Special weather statement, Aug 18, 1:07 AM CDT, 3 hours 42 minutes before

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

Special weather statement, Aug 18, 1:16 AM CDT, 3 hours 33 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
116 AM CDT THU AUG 18 2016

NDZ003-004-180645-
RENVILLE ND-BOTTINEAU ND-
116 AM CDT THU AUG 18 2016

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL RENVILLE AND WEST
CENTRAL BOTTINEAU COUNTIES UNTIL 145 AM CDT...

AT 116 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES NORTHWEST OF MOHALL...MOVING EAST AT 30 MPH.

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

LOCATIONS IMPACTED INCLUDE...
MOHALL...LANSFORD AND LORAINE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4879 10189 4894 10173 4891 10122 4861 10137
TIME...MOT...LOC 0616Z 290DEG 27KT 4883 10165

SCHILD

Special weather statement, Aug 18, 2:21 AM CDT, 2 hours 28 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
221 AM CDT THU AUG 18 2016

NDZ001-180745-
DIVIDE ND-
221 AM CDT THU AUG 18 2016

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN DIVIDE COUNTY UNTIL
245 AM CDT...

AT 221 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 6
MILES NORTHWEST OF GRENORA...OR 25 MILES EAST OF PLENTYWOOD...MOVING
EAST AT 25 MPH.

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

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF SOUTHWESTERN DIVIDE
COUNTY.

VERY HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4876 10380 4863 10384 4863 10394 4864 10405
      4874 10405
TIME...MOT...LOC 0721Z 272DEG 20KT 4869 10402

SCHILD

Special weather statement, Aug 18, 3:15 AM CDT, 1 hour 34 minutes before

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Special weather statement, Aug 18, 3:39 AM CDT, 1 hour 10 minutes before

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Special weather statement, Aug 18, 4:49 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 17, 7:57 PM CDT	Special Weather Statement	BIS	Divide	48 min
Aug 17, 8:53 PM CDT	Special Weather Statement	BIS	Burke	37 min
Aug 17, 9:11 PM CDT	Severe Thunderstorm Warning	BIS	Burke, Renville, Ward	64 min
Aug 17, 10:20 PM CDT	Special Weather Statement	BIS	Renville	55 min
Aug 17, 11:23 PM CDT	Special Weather Statement	BIS	Renville	37 min
Aug 18, 12:05 AM CDT	Special Weather Statement	BIS	Renville	40 min
Aug 18, 12:44 AM CDT	Special Weather Statement	BIS	Renville	46 min
Aug 18, 1:04 AM CDT	Special Weather Statement	BIS	Billings	41 min
Aug 18, 1:07 AM CDT	Special Weather Statement	BIS	Ward	23 min
Aug 18, 1:16 AM CDT	Special Weather Statement	BIS	Renville	29 min
Aug 18, 2:21 AM CDT	Special Weather Statement	BIS	Divide	24 min
Aug 18, 3:15 AM CDT	Special Weather Statement	BIS	Wells	30 min
Aug 18, 3:39 AM CDT	Special Weather Statement	BIS	Wells	36 min
Aug 18, 5:55 AM CDT	Special Weather Statement	BIS	Stutsman	50 min
Aug 18, 6:40 AM CDT	Special Weather Statement	BIS	Stutsman	65 min
Aug 18, 7:00 AM CDT	Severe Thunderstorm Warning	BIS	Dickey, LaMoure, Stutsman	60 min
Aug 18, 7:57 AM CDT	Severe Thunderstorm Warning	BIS	Dickey, LaMoure	52 min

Nearby

Special Weather Statements in North Dakota, 2016 Every 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.