Alert archive / North Dakota / Tornado Warnings in 2014

Tornado Warning 31, NWS Bismarck, ND

July 24, 2014Billings County, Golden Valley County, Slope County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 24, 2014, 7:25 PM MDT for Billings County, Golden Valley County, Slope County, North Dakota. It was in force for 35 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 24, 2014, 7:25 PM MDT (01:25 UTC)
Expired: Jul 24, 2014, 8:00 PM MDT
In force: 35 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Tornado: Observed
Hail: 1.0 in

Counties Billings County, ND, Golden Valley County, ND, Slope County, ND

The radar

The Bismarck radar (KBIS), 234 km from the middle of the area, began a volume at 01:27 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.

What was reported inside it

Time	Report	Where	Remark
Jul 24, 7:55 PM MDT	FUNNEL CLOUD	Beach, ND	STRONG ROTATION AND A FUNNEL CLOUD REPORTED IN BEACH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 24, 2:54 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 1.4 hours before the alert went out and 239 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: 833 J/kg
Mixed-layer CIN: -417 J/kg
Mixed-layer LCL: 1124 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 138 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

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

814 
WFUS53 KBIS 250125
TORBIS
NDC007-033-087-250200-
/O.NEW.KBIS.TO.W.0031.140725T0125Z-140725T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
725 PM MDT THU JUL 24 2014

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN BILLINGS COUNTY IN SOUTHWEST NORTH DAKOTA...
  CENTRAL GOLDEN VALLEY COUNTY IN SOUTHWEST NORTH DAKOTA...
  NORTH CENTRAL SLOPE COUNTY IN SOUTHWEST NORTH DAKOTA...

* UNTIL 800 PM MDT

* AT 722 PM MDT...A CONFIRMED TORNADO WAS LOCATED 6 MILES WEST OF
  WIBAUX...AND MOVING EAST AT 45 MPH.

  HAZARD...DAMAGING TORNADO AND QUARTER SIZE HAIL.

  SOURCE...PUBLIC CONFIRMED TORNADO.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THE TORNADO WILL BE NEAR...
  BEACH AROUND 745 PM MDT.
  SENTINEL BUTTE AROUND 755 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

REPORT TREE AND PROPERTY DAMAGE...ESTIMATED WIND SPEED AND HAIL
SIZE...TO FACEBOOK AT FB.COM/USNATIONALWEATHERSERVICEBISMARCK...OR
TWITTER AT TWITTER.COM/NWSBISMARCK. REACH US BY PHONE AT
701-223-4582. YOUR REPORT IS VERY IMPORTANT.

&&

LAT...LON 4705 10406 4710 10405 4711 10340 4651 10339
      4667 10405
TIME...MOT...LOC 0125Z 283DEG 38KT 4698 10426

TORNADO...OBSERVED
HAIL...1.00IN

$$

SCHECK

2 follow-up statements

123 
WWUS53 KBIS 250146
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
846 PM CDT THU JUL 24 2014

NDC007-033-087-250200-
/O.CON.KBIS.TO.W.0031.000000T0000Z-140725T0200Z/
BILLINGS ND-GOLDEN VALLEY ND-SLOPE ND-
746 PM MDT THU JUL 24 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL SLOPE...
CENTRAL GOLDEN VALLEY AND SOUTHWESTERN BILLINGS COUNTIES UNTIL 800 PM
MDT...

AT 744 PM MDT...A CONFIRMED TORNADO WAS LOCATED NEAR BEACH...MOVING
EAST AT 45 MPH.

HAZARD...DAMAGING TORNADO.

SOURCE...PUBLIC CONFIRMED TORNADO.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THIS TORNADIC STORM WILL BE NEAR...
  SENTINEL BUTTE AROUND 755 PM MDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!

REPORT TREE AND PROPERTY DAMAGE...ESTIMATED WIND SPEED AND HAIL
SIZE...TO FACEBOOK AT FB.COM/USNATIONALWEATHERSERVICEBISMARCK...OR
TWITTER AT TWITTER.COM/NWSBISMARCK. REACH US BY PHONE AT
701-223-4582. YOUR REPORT IS VERY IMPORTANT.

&&

LAT...LON 4705 10406 4709 10405 4703 10340 4651 10339
      4667 10405
TIME...MOT...LOC 0146Z 283DEG 38KT 4693 10394

TORNADO...OBSERVED
HAIL...<.75IN

$$

SCHECK

852 
WWUS53 KBIS 250200
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
900 PM CDT THU JUL 24 2014

NDC007-033-087-250210-
/O.EXP.KBIS.TO.W.0031.000000T0000Z-140725T0200Z/
BILLINGS ND-GOLDEN VALLEY ND-SLOPE ND-
800 PM MDT THU JUL 24 2014

...THE TORNADO WARNING FOR NORTH CENTRAL SLOPE...CENTRAL GOLDEN
VALLEY AND SOUTHWESTERN BILLINGS COUNTIES HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9PM MDT.

LAT...LON 4705 10406 4709 10405 4703 10340 4651 10339
      4667 10405
TIME...MOT...LOC 0200Z 283DEG 38KT 4690 10373

$$

SCHECK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 24, 6:58 PM MDT	Severe Thunderstorm Warning	BIS	Divide, McKenzie, Williams	62 min
Jul 24, 7:03 PM MDT	High Wind Warning	BIS	Billings, Burke, Divide, Dunn, Golden Valley, McKenzie and 2 more	110 min
Jul 24, 7:41 PM MDT	Wind Advisory	BIS	Adams, Bowman, Hettinger, Slope, Stark	72 min
Jul 24, 8:05 PM MDT	Special Weather Statement	BIS	Slope, Stark	55 min
Jul 24, 8:48 PM MDT	Special Weather Statement	BIS	Burke, McKenzie, Mountrail, Williams	57 min
Jul 24, 10:48 PM MDT	Special Weather Statement	BIS	Mountrail	27 min
Jul 24, 11:45 PM MDT	Special Weather Statement	BIS	Ward	30 min
Jul 24, 11:47 PM MDT	Special Weather Statement	BIS	Renville	28 min
Jul 25, 1:33 AM MDT	Special Weather Statement	BIS	McHenry	27 min

Nearby

Tornado Warnings in North Dakota, 2014 Every tornado warning in 2014 Tornadoes in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.