Montana, 2003

High Wind in Montana, March 11, 2003

March 11, 2003 · NWS TFX · 1 event in 1 county or zone

A wind gust of 60 mph occurred at Chinook 11S.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS TFX wrote it up.

A wind gust of 60 mph occurred at Chinook 11S.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Great Falls, MT wrote its last area forecast discussion before the first event at Mar 11, 8:45 PM MST, 1 hour 19 minutes earlier.

Area forecast discussion, Mar 11, 8:45 PM MST, 1 hour 19 minutes before
SOUTHWEST AND NORTH CENTRAL MONTANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREAT FALLS MT
845 PM MST TUE MAR 11 2003

.SHORT TERM...WILL UPDATE FORECAST PACKAGE. ARCTIC AIR THAT
STARTED TO RETREAT...HAS STALLED THIS EVENING. THE AIRMASS
SCOURED OUT AT THE KGTF APPT AT 00Z...BUT NOT IN TOWN AS OF 03Z.
LATEST SURFACE ANALYSIS SHOWED NO PRESSURE FALLS EAST OF US. THUS
WILL LOWER TEMPERATURES OVER THE NORTH AND EAST PART OF THE ZONES
TONIGHT. A SHORT WAVE OVER OREGON...THAT IS RESPONSIBLE FOR THE SNOW
OVER THE WESTERN MOUNTAINS...UNDER A MOIST WESTERLY FLOW ALOFT. ONCE
THE SHORT WAVE MOVES TO THE EAST...THE ARCTIC AIR WILL
FINALLY LEAVE THE AREA FOR GOOD...BUT NOT BEFORE THE MORNING HOURS.
OTHERWISE...FORECAST LOOKS GOOD. WILLIAMSON DC

.EXTENDED...GFS AND ECMWF AGAIN IN FAIRLY CLOSE AGREEMENT FOR THE
FIRST COUPLE OF DAYS BEFORE DIVERGING. MODERATE SOUTHWEST FLOW ALOFT
SATURDAY WILL BRING MOISTURE TO THE AREA. FLOW ALOFT WEAKENS A LITTLE
SUNDAY AND THEN BECOMES MORE SOUTHERLY MONDAY AS AN UPPER TROF PUSHES
INTO THE AREA FROM THE WEST. CHANCE OF PRECIPITATION AGAIN MONDAY
BECOMES A SLIGHT CHANCE TUESDAY AS FLOW ALOFT WEAKENS.

.CCF NUMBERS
GTF EN 033/055 040/065 042 16000
    NEEEE 061/036 055/031 055/027 046/028 044 00033313332
CTB EN 003/050 037/062 039 16000
    NEEEE 057/032 050/026 051/023 043/024 041 00033323332
HLN EE 035/054 036/060 038 16221
    EEEEE 058/031 050/031 051/029 044/030 043 00233313332
BZN EE 032/052 036/061 037 16221
    EEEEE 057/030 051/029 054/027 045/028 044 00244413332
WEY CE 027/044 027/052 028 16552
    EEEEE 048/023 042/023 047/019 034/020 033 02344435552
DLN EE 034/052 037/058 036 16221
    EEEEE 056/031 049/031 050/025 043/026 042 00233323332
HVR EB 000/048 032/065 037 16200
    EEEEE 063/031 052/031 052/029 045/030 043 00033323332
LWT EN 025/053 036/063 037 16000
    EEEEE 060/031 055/031 053/027 048/028 042 00033313332

.TFX...WINTER STORM WARNING ABOVE 6000 FEET FOR THE ROCKY MOUNTAIN
       FRONT AND WESTERN MOUNTAINS OF LEWIS AND CLARK COUNTY THROUGH
       WEDNESDAY MORNING.
    ...HIGH WIND WATCH FOR THE ROCKY MOUNTAIN FRONT AND ADJACENT
       PLAINS FOR THURSDAY.
Hazardous weather outlook, Mar 11, 3:10 PM MST, 6 hours 54 minutes before
MTZ008>015-044>055-120110-
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE GREAT FALLS MT
310 PM MST TUE MAR 11 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND SOUTHWEST MONTANA

.DAY ONE...TODAY

A WINTER STORM WARNING FOR HEAVY SNOW IS IN EFFECT TODAY THROUGH
TONIGH FOR ELEVATIONS ABOVE 6000 FEET OF THE ROCKY MOUNTAIN
FRONT AND THE WESTERN MOUNTAINS OF LEWIS AND CLARK COUNTY. PLEASE
REFER TO GTFWSWTFX FOR FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A WINTER STORM WARNING FOR HEAVY SNOW IS IN EFFECT THROUGH WEDNESDAY
MORNING FOR ELEVATIONS ABOVE 6000 FEET OF THE ROCKY MOUNTAIN FRONT
AND THE WESTERN MOUNTAINS OF LEWIS AND CLARK COUNTY. PLEASE REFER TO
GTFWSWTFX FOR FURTHER DETAILS. A HIGH WIND WATCH HAS BEEN ISSUED FOR
THE ROCKY MOUNTAIN FRONT AND ADJACENT PLAINS FOR THURSDAY. PLEASE
REFER TO GTFNPWTFX FOR FURTHER DETAILS.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

Event by event

1 high wind. Local standard time, as filed.

High Wind, Blaine

When
March 11, 10:04 PM MST
Where
Blaine forecast zone
Measured
52 kt (60 mph) measured gust
Reported by
AWOS,ASOS,MESONET,ETC

What these are

High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Montana in 2003Every state in 2003This day in weather historyWarnings in Montana, March 2003

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5345038.