Alert archive / North Dakota / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 201, NWS Bismarck, ND

July 3, 2010Rolette County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 3, 2010, 3:35 AM CDT for Rolette County, North Dakota. It was in force for 40 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: Jul 3, 2010, 3:35 AM CDT (08:35 UTC)
Expired: Jul 3, 2010, 4:15 AM CDT
In force: 40 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Rolette County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 8.6 hours before the alert went out and 232 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: 2663 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 1837 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 211 m²/s²
0-3 km storm-relative helicity: 273 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 17.1

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 Jul 3, 3:10 AM CDT, 25 minutes earlier.

Area forecast discussion, Jul 3, 3:10 AM CDT, 25 minutes before

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Hazardous weather outlook, Jul 2, 5:17 AM CDT, 22 hours 18 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
517 AM CDT FRI JUL 2 2010

NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-031030-
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-
517 AM CDT FRI JUL 2 2010 /417 AM MDT FRI JUL 2 2010/

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

WARM AND HUMID CONDITIONS CAN BE EXPECTED TODAY. HEAT INDICES WILL
APPROACH AND PERHAPS EXCEED 105 DEGREES OVER PORTIONS OF THE
SOUTHWEST AND THE SOUTH CENTRAL THIS AFTERNOON AND EARLY EVENING.

CHANCES FOR THUNDERSTORMS...SOME STRONG TO SEVERE...ARE FORECAST
THROUGH TONIGHT OVER ALL OF WEST AND CENTRAL NORTH DAKOTA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THE BEST CHANCES FOR STRONG TO SEVERE THUNDERSTORMS SATURDAY INTO
SATURDAY EVENING WILL BE CONFINED TO PORTIONS OF CENTRAL NORTH
DAKOTA.

PERIODS OF THUNDERSTORMS ARE ALSO FORECAST MONDAY INTO WEDNESDAY
NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY INTO SATURDAY EVENING.

NH

In the hours before

Local storm report, Jul 3, 1:42 AM CDT, 1 hour 53 minutes before

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Local storm report, Jul 3, 2:07 AM CDT, 1 hour 28 minutes before

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Local storm report, Jul 3, 2:14 AM CDT, 1 hour 21 minutes before

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Local storm report, Jul 3, 2:30 AM CDT, 1 hour 5 minutes before

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Local storm report, Jul 3, 2:36 AM CDT, 59 minutes before

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Local storm report, Jul 3, 2:56 AM CDT, 39 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
Jul 2, 7:18 PM CDT	Severe Thunderstorm Warning	BIS	Adams, Hettinger	42 min
Jul 2, 10:49 PM CDT	Severe Thunderstorm Warning	BIS	Divide, Williams	56 min
Jul 2, 11:52 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail	68 min
Jul 3, 12:01 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Divide, Williams	59 min
Jul 3, 12:44 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Mountrail, Renville, Ward	61 min
Jul 3, 1:20 AM CDT	Areal Flood Advisory	BIS	Bottineau, Burke, Mountrail, Renville, Ward	111 min
Jul 3, 1:34 AM CDT	Severe Thunderstorm Warning	BIS	Williams	56 min
Jul 3, 1:45 AM CDT	Severe Thunderstorm Warning	BIS	Bottineau, Renville	60 min
Jul 3, 2:25 AM CDT	Severe Thunderstorm Warning	BIS	Bottineau	50 min
Jul 3, 2:31 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Williams	29 min
Jul 3, 2:42 AM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	63 min
Jul 3, 3:02 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Divide, Williams	58 min
Jul 3, 3:43 AM CDT	Severe Thunderstorm Warning	BIS	Williams	62 min
Jul 3, 3:53 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Renville	67 min
Jul 3, 4:09 AM CDT	Severe Thunderstorm Warning	BIS	Mountrail, Williams	1 min
Jul 3, 4:16 AM CDT	Severe Thunderstorm Warning	BIS	Mountrail, Williams	59 min
Jul 3, 4:31 AM CDT	Severe Thunderstorm Warning	BIS	Bottineau, Renville	59 min
Jul 3, 4:44 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Divide, Williams	61 min
Jul 3, 5:03 AM CDT	Severe Thunderstorm Warning	BIS	Burke, Renville, Ward	57 min
Jul 3, 5:16 AM CDT	Areal Flood Advisory	BIS	Burke, Divide, Mountrail, Williams	87 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2010 Every severe thunderstorm warning in 2010

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.