Severe Thunderstorm Warning 124, NWS Bismarck, ND

633 
WWUS53 KBIS 160456
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1156 PM CDT FRI JUL 15 2011

NDC007-033-053-160530-
/O.CON.KBIS.SV.W.0124.000000T0000Z-110716T0530Z/
BILLINGS ND-GOLDEN VALLEY ND-MCKENZIE ND-
1056 PM MDT FRI JUL 15 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
MCKENZIE...NORTHERN GOLDEN VALLEY AND NORTHERN BILLINGS COUNTIES
UNTIL 1130 PM MDT...

AT 1054 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS
OF 70 MPH.  THIS STORM WAS LOCATED NEAR TROTTERS...OR 28 MILES
NORTHEAST OF WIBAUX...MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  FAIRFIELD AND SOUTH FAIRFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4742 10406 4745 10405 4749 10333 4708 10302
      4709 10405
TIME...MOT...LOC 0455Z 271DEG 31KT 4734 10388
WIND...HAIL 70MPH <.75IN

$$
WETZEL

870 
WWUS53 KBIS 160530
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1230 AM CDT SAT JUL 16 2011

NDC007-033-053-160541-
/O.EXP.KBIS.SV.W.0124.000000T0000Z-110716T0530Z/
BILLINGS ND-GOLDEN VALLEY ND-MCKENZIE ND-
1130 PM MDT FRI JUL 15 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MCKENZIE...
NORTHERN GOLDEN VALLEY AND NORTHERN BILLINGS COUNTIES HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4742 10406 4745 10405 4749 10333 4708 10302
      4709 10405
TIME...MOT...LOC 0456Z 271DEG 31KT 4733 10387

$$

WETZEL

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
940 PM CDT FRI JUL 15 2011

.UPDATE...NO CHANGE TO PRECPITATION OR WEATHER GROUPS.

&&

.DISCUSSION...
CONVECTION CHANCES CONTINUE BOTH EAST AND WEST OF FORECAST AREA.
ROBUST CELL IN PRAIRIE AND MCCONE COUNTIES OF NORTHEAST MONTANA
HAS SHOWN A LITTLE INCREASE ON THE SOUTHERN END OF CONVECTION AS
THE NORTHERN END WEAKENS. THIS MAY HOLD TOGETHER TO REACH WESTERN
COUNTIES AROUND MIDNIGHT. MEANWHILE...IN SOUTH CENTRAL AND
SOUTHEAST NORTH DAKOTA VERY UNSTABLE AIRMASS CAPPED BY RISING
HEIGHTS AND DECOUPLING BOUNDARY LAYER. NO EVIDENCE YET OF
INCREASING WINDS ON KABR VAD WIND PROFILE.

&&

.AVIATION.
ALTHOUGH VFR CONDITIONS ARE EXPECTED TO PREVAIL...SOME PERIODS OF
MVFR/IFR ARE POSSIBLE AT KJMS/KBIS...WERE SCATTERED FOG MAY DEVELOP.
HAVE ALSO REFINED THUNDERSTORM MENTION AT KDIK/KISN/KMOT...AS THUNDERSTORM
DEVELOPMENT IN MONTANA IS LIKELY TO MOVE EAST INTO THOSE AERODROMES
OVERNIGHT. THUNDERSTORMS ARE ALSO POSSIBLE ACROSS THE AREA AFTER 18
UTC...BUT UNCERTAINTY REMAINS HIGH...SO HAVE ONLY MENTIONED
PREVAILING CB AT MY NORTHERN TAF SITES.
&&

.BIS WATCHES/WARNINGS/ADVISORIES...
EXCESSIVE HEAT WARNING FROM 1 PM CDT /NOON MDT/ SATURDAY TO 10
PM CDT /9 PM MDT/ TUESDAY FOR NDZ011>013-019>023-025-034>037-042-
045>048-050-051.

&&

SHORT TERM...HW
AVIATION...BPN

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
534 AM CDT FRI JUL 15 2011

NDZ018>023-025-033>037-041-042-044>048-050-051-161045-
DUNN-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-FOSTER-STARK-MORTON-
BURLEIGH-KIDDER-STUTSMAN-HETTINGER-GRANT-ADAMS-SIOUX-EMMONS-LOGAN-
LA MOURE-MCINTOSH-DICKEY-
534 AM CDT FRI JUL 15 2011 /434 AM MDT FRI JUL 15 2011/

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT. SOME OF
THESE COULD BE SEVERE. HEAVY RAINFALL IS ALSO LIKELY WITH ANY
THUNDERSTORMS THAT DO DEVELOP.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

AN EXCESSIVE HEAT WATCH IS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH TUESDAY AFTERNOON. HEAT INDEX VALUES OF 100 TO 110 ARE
POSSIBLE EACH DAY DURING THIS PERIOD. THE LATEST INFORMATION
CAN BE FOUND IN THE BISNPWBIS PRODUCT.

ISOLATED THUNDERSTORMS ARE POSSIBLE SATURDAY THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON INTO TONIGHT.

NDZ001>005-009>013-017-031-032-040-043-161045-
DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-
MCHENRY-PIERCE-MCKENZIE-GOLDEN VALLEY-BILLINGS-SLOPE-BOWMAN-
534 AM CDT FRI JUL 15 2011 /434 AM MDT FRI JUL 15 2011/

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT. SOME OF
THESE COULD BE SEVERE. HEAVY RAINFALL IS ALSO LIKELY WITH ANY
THUNDERSTORMS THAT DO DEVELOP.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

HEAT INDEX VALUES MAY APPROACH 100 DEGREES SATURDAY THROUGH
TUESDAY. A HEAT ADVISORY MAY BE NEEDED DURING THE AFTERNOON AND
EARLY EVENING HOURS OVER THE WEEKEND AND EARLY NEXT WEEK.

ISOLATED THUNDERSTORMS ARE POSSIBLE SATURDAY THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON INTO TONIGHT.

TWH