Montana Department of Transportation

Main Content

Accidents and Incidents Report

Urgent Weather Messages

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Note:  Be sure to pay close attention to the date and time of each warning.    
This document contains all warnings in the state so please read the
complete document.
 
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WWUS75 KGGW 190916
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
316 AM MDT FRI SEP 19 2014

MTZ016-017-021.023-192215-
/O.CON.KGGW.LW.Y.0035.140919T1700Z-140920T0300Z/
CENTRAL AND SOUTHEAST PHILLIPS-CENTRAL AND SOUTHERN VALLEY-
PETROLEUM-GARFIELD-MCCONE-
INCLUDING THE CITIES OF...MALTA...SACO...GLASGOW...FORT PECK...
HINSDALE...FRAZER...WINNETT...JORDAN...CIRCLE
316 AM MDT FRI SEP 19 2014

...LAKE WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING
TO 9 PM MDT THIS EVENING FOR FORT PECK LAKE...

A LAKE WIND ADVISORY FOR FORT PECK LAKE REMAINS IN EFFECT FROM
11 AM THIS MORNING TO 9 PM MDT THIS EVENING. 

* TIMING...GUSTY NORTHWEST WINDS WILL INCREASE THIS MORNING...AND
  LAST INTO THIS EVENING.

* WINDS...NORTHWEST 15 TO 25 MPH...WITH GUSTS TO 30 MPH AT TIMES
  DURING THE LATE AFTERNOON. 

* IMPACTS...THE STRONG WINDS WILL MAKE BOATING ROUGH AND
  HAZARDOUS ACROSS FORT PECK LAKE...AND COULD RESULT IN HIGH 
  WAVES WHICH MAY TIP OR SWAMP SMALLER CRAFT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BOATERS SHOULD USE EXTREME CAUTION IF VENTURING ONTO FORT PECK
LAKE. FOR YOUR PERSONAL SAFETY...AVOID THE OPEN WATERS. STAY
CLOSE TO SHORE OR AROUND PROTECTED AREAS.

&&

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WWUS75 KTFX 191125
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
525 AM MDT FRI SEP 19 2014

MTZ008-015-055-191600-
/O.NEW.KTFX.FG.Y.0005.140919T1125Z-140919T1600Z/
BEAVERHEAD-MADISON-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...MONIDA PASS...RAYNOLDS PASS...
WEST YELLOWSTONE
525 AM MDT FRI SEP 19 2014

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MDT THIS MORNING FOR
VALLEY ELEVATIONS BELOW 7000 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A DENSE
FOG ADVISORY FOR VALLEY ELEVATIONS BELOW 7000 FEET...WHICH IS IN
EFFECT UNTIL 10 AM MDT THIS MORNING.

* TIMING AND MAIN IMPACT: AREAS OF DENSE FOG WILL IMPACT SOME
  VALLEYS OF FAR SOUTHWEST MONTANA THROUGH MID MORNING. THESE
  VALLEYS ARE SOUTHEAST OF A LINE FROM MONIDA PASS TO ENNIS TO
  BOZEMAN. THE FOG SHOULD DISSIPATE BY 10 AM MDT.

* VISIBILITY: LESS THAN ONE QUARTER MILE IN SOME AREAS.

* ELEVATIONS: FOR VALLEY ELEVATIONS BELOW 7000 FEET.

* OTHER IMPACTS: WATER DEPOSITS FROM THE FOG WILL LIKELY CAUSE
  SOME ROADWAYS AND SIDEWALKS TO BE SLIPPERY.

* LOCATIONS AFFECTED INCLUDE: WEST YELLOWSTONE...RAYNOLDS PASS...
  MONIDA PASS. 

* TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD PLEASE VISIT
  OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS TAB:

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

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