1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. Tap one for its entry below.
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.
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 Jul 13, 7:55 PM MST, 4 hours 5 minutes earlier.
SOUTHWEST AND NORTH CENTRAL MONTANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREAT FALLS MT
855 PM MDT SAT JUL 13 2002
.SHORT TERM...WILL UPDATE THIS EVENING TO FRESHEN WORDING. SATELLITE
IMAGERY INDICATING AMPLE MOISTURE ROTATING INTO SOUTHWEST AND
SOUTHERN MONTANA. ISOLATED THUNDERSTORMS AGAIN FIRED UP OVER THE
MOUNTAINS LATE THIS AFTERNOON BUT MADE LITTLE HEADWAY AS THEY MOVED
OVER THE PLAINS. 00Z ETA CONTINUES TO SHIFT UPPER RIDGE AXIS EAST
TONIGHT AND SUNDAY WITH AN INCREASING BACKING FLOW ALOFT OVER THE
CWA. LOOKS LIKE A BETTER DAY FOR CONVECTIVE ACTIVITY SUNDAY. SPC
PAINTS THE AREAS EAST OF GREAT FALLS WITH A SLIGHT RISK. CURRENT
FORECAST HAS THIS WELL COVERED. EMANUEL
.EXTENDED...MODELS SHOWING A LITTLE BETTER CONSISTENCY. UPPER RIDGE
AXIS SHIFTS EAST WEDNESDAY WITH UNSTABLE AND MOIST SOUTHWEST FLOW
ALOFT OVER THE CWA. FLOW ALOFT BECOMES WEAKLY WEST-SOUTHWEST
THURSDAY AND FRIDAY. WEAK IMPULSES MOVE THROUGH THIS FLOW AND WILL
CONTINUE WITH ISOLATED CONVECTIVE ACTIVITY. FLOW BUCKLES ACROSS THE
SOUTH SATURDAY AS SHORT WAVE MOVES ACROSS. CHANCE OF CONVECTIVE
ACTIVITY ACROSS THE SOUTH DAY 7. TEMPERATURES REMAIN FAIRLY STATIC
THROUGH THE PERIOD WITH READINGS WARMING TO NEAR 90 BY THE WEEKEND.
.CCF NUMBERS
GTF TB 062/099 060/094 055 03033
BBBBB 092/053 088/053 087/053 090/053 090 01233322222
CTB TB 062/090 055/086 052 03122
BBBBB 085/050 084/050 084/050 086/050 086 01133211111
HLN TB 066/100 062/094 057 03233
BBBBB 092/056 090/054 087/054 090/054 090 11333322322
BZN TB 058/099 057/092 050 03233
BBBBB 090/050 086/050 086/050 090/050 090 22333322223
WEY TB 052/096 047/086 043 03233
BBBBB 085/042 083/042 083/042 085/042 086 22333333333
DLN TB 062/098 058/090 053 03233
BBBBB 088/051 086/051 085/051 090/051 090 22333322322
HVR TB 062/100 062/094 058 03133
BBBBB 092/056 089/055 086/055 091/055 091 01233321111
LWT TB 062/099 063/092 055 03133
BBBBB 090/055 087/055 086/055 090/055 090 11233322222=
.TFX...FIRE WEATHER WATCH FOR SUNDAY AFTERNOON AND EVENING FOR FIRE
ZONES 112...113...114...115...116...117...118.The Great Falls radar (KTFX), 173 km away, was scanning. The volume nearest the first event began at 06:57 UTC.
1 thunderstorm wind. Local standard time, as filed.
A severe thunderstorm produced a wind gust between 70 and 80 mph near Browning. Numerous tepees and trailers were over turned at the camp ground.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Montana in 2002Every state in 2002This day in weather historyWarnings in Montana, July 2002
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: 5307341.