Alert archive / North Dakota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 202, NWS Bismarck, ND

August 29, 2013Foster County, Wells County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 29, 2013, 5:19 AM CDT for Foster County, 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 counties it named.

The facts

Issued: Aug 29, 2013, 5:19 AM CDT (10:19 UTC)
Expired: Aug 29, 2013, 5:45 AM CDT
In force: 26 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Foster County, ND, Wells County, ND

The radar

The Bismarck radar (KBIS), 140 km from the middle of the area, began a volume at 10:21 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 28, 11:57 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 10.3 hours before the alert went out and 137 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: 142 J/kg
Mixed-layer CIN: -213 J/kg
Mixed-layer LCL: 2203 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 96 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 severe thunderstorm warning 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 severe thunderstorm warning went out at Aug 29, 4:45 AM CDT, 34 minutes earlier.

Area forecast discussion, Aug 29, 4:45 AM CDT, 34 minutes before

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Hazardous weather outlook, Aug 29, 5:05 AM CDT, 14 minutes before

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In the hours before

Local storm report, Aug 29, 3:15 AM CDT, 2 hours 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
315 AM CDT THU AUG 29 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0248 AM     TSTM WND GST     BEULAH                  47.26N 101.78W
08/29/2013  E70 MPH          MERCER             ND   PUBLIC

&&

AYD

Local storm report, Aug 29, 3:49 AM CDT, 1 hour 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
349 AM CDT THU AUG 29 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0348 AM     TSTM WND GST     BISMARCK                46.81N 100.78W
08/29/2013  M60 MPH          BURLEIGH           ND   BROADCAST MEDIA

&&

KSIMOSKO

Local storm report, Aug 29, 4:26 AM CDT, 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
426 AM CDT THU AUG 29 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0355 AM     TSTM WND GST     WASHBURN                47.29N 101.03W
08/29/2013  E70 MPH          MCLEAN             ND   BROADCAST MEDIA

            HEAVY RAIN AND SMALL HAIL ALSO REPORTED

&&

AJ

Special weather statement, Aug 29, 4:27 AM CDT, 52 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
427 AM CDT THU AUG 29 2013

NDZ045>047-050-291030-
EMMONS-LOGAN-MCINTOSH-SIOUX-
427 AM CDT THU AUG 29 2013

...STRONG WINDS POSSIBLE OVER NORTHERN EMMONS COUNTY MOVING INTO
WESTERN LOGAN AND MCINTOSH...

AT 421 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG WIND GUSTS UP TO 50 MPH...WHICH ARE AHEAD OF A LINE OF
THUNDERSTORMS...AND MOVING EAST AT 45 MPH.

THUNDERSTORMS WILL BE NEAR...
HAZELTON AROUND 430 AM CDT.
BRADDOCK AROUND 435 AM CDT.
KINTYRE AND TEMVIK AROUND 440 AM CDT.
LINTON AROUND 450 AM CDT.
NAPOLEON AROUND 455 AM CDT.
BURNSTAD AROUND 510 AM CDT.

SIMOSKO

Local storm report, Aug 29, 4:45 AM CDT, 34 minutes before

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Special weather statement, Aug 29, 5:03 AM CDT, 16 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 29, 12:00 AM CDT	Severe Thunderstorm Warning	BIS	Billings, Golden Valley, McKenzie	60 min
Aug 29, 12:36 AM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	54 min
Aug 29, 1:03 AM CDT	Severe Thunderstorm Warning	BIS	Billings, Dunn, Golden Valley, McKenzie	57 min
Aug 29, 1:15 AM CDT	Areal Flood Advisory	BIS	McKenzie	6 hr
Aug 29, 1:42 AM CDT	Severe Thunderstorm Warning	BIS	Dunn, McKenzie, McLean, Mountrail	63 min
Aug 29, 1:58 AM CDT	Severe Thunderstorm Warning	BIS	Billings, Dunn, McLean, Mercer, Stark	62 min
Aug 29, 2:01 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Divide	59 min
Aug 29, 2:34 AM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer, Morton, Oliver, Stark	56 min
Aug 29, 3:17 AM CDT	Severe Thunderstorm Warning	BIS	Burleigh, McLean, Morton, Oliver, Sheridan	58 min
Aug 29, 4:12 AM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Kidder	63 min
Aug 29, 4:36 AM CDT	Severe Thunderstorm Warning	BIS	Kidder, Stutsman	54 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2013 Every severe thunderstorm warning in 2013

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.