Thunderstorm Wind, Lemhi
- When
- May 30, 12:15 PM MST to 12:22 PM MST
- Where
- Lemhi County, 8 mi W of Shoup
- Measured
- 55 kt (63 mph) measured gust
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 45.383, -114.433
Damaging Wind in Idaho, May 30, 2003
RAWS station west of Shoup recorded thunderstorm wind gust to 64 mph. Weather observer in Shoup estimated thunderstorm wind gust to 70 mph.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
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 MSO wrote it up.
RAWS station west of Shoup recorded thunderstorm wind gust to 64 mph. Weather observer in Shoup estimated thunderstorm wind gust to 70 mph.
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 Missoula, MT wrote its last area forecast discussion before the first event at May 30, 8:43 AM MST, 3 hours 32 minutes earlier.
Area forecast discussion, May 30, 8:43 AM MST, 3 hours 32 minutes before
WESTERN MONTANA AND NORTH CENTRAL IDAHO FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
943 AM MDT FRI MAY 30 2003
.SHORT TERM...UPDATE TO ZONES COMING. NO UPDATE TO STATE. AN ACTIVE
WEATHER PATTERN EXPECTED TODAY FROM MISSOULA SOUTHWARD. IMPRESSIVE
SHORTWAVE TROUGH...CURRENTLY OVER NORTHEAST CALIFORNIA GENERATING
WIDESPREAD SHOWERS AND THUNDERSTORMS OVER EASTERN OR. THIS ACTIVITY
TO SPREAD INTO NORTH CENTRAL IDAHO AND WEST CENTRAL AND
SOUTHWEST MT TODAY. GOOD SHEAR AND INSTABILITY IN THE ATMOSPHERE
GIVES THE POTENTIAL FOR STRONG THUNDERSTORMS OVER NORTH CENTRAL IDAHO
ZONES AND THE BITTERROOT SAPPHIRE AREAS THIS AFTERNOON. INITIAL
POTENTIAL FOR STRONG GUSTY WINDS WILL BE REPLACED BY LOCALLY HEAVY
RAIN...AS THE ATMOSPHERE IS DRY THIS MORNING...BUT WILL MOISTEN UP
IN THE LATE AFTERNOON INTO THIS EVENING HOURS. WIDESPREAD
PRECIPITATION IS EXPECTED TONIGHT...AS THIS WEATHER SYSTEM MOVES
ACROSS OUR AREA.
HYDRO ISSUES...STATUS QUO FOR NOW WITH FLOODING ALONG THE
BITTERROOT RIVER...BUT LOCALLY HEAVY RAIN MAY CAUSE SMALL STREAMS IN
NORTH CENTRAL IDAHO AND THE BITTERROOT RANGE TO OVER TOP THEIR BANKS
NEAR STRONG THUNDERSTORMS. WILL MONITOR STREAMS CAREFULLY. FELSCH
.LONG TERM...A RATHER DRY WESTERLY FLOW SHOULD DOMINATE MONDAY WITH
RIDGING DEVELOPING ALONG THE WEST COAST THROUGH MID NEXT WEEK. WEAK
UPPER LEVEL DISTURBANCES OCCASIONALLY WILL BRUSH THE REGION...
ESPECIALLY MONDAY...BUT ONLY LOW PRECIPITATION THREATS
EXPECTED IN THE NORTH. TEMPERATURES LOOK TO RETURN TO MORE SEASONABLE
HIGHS WITH FAIRLY COOL NIGHTS. MEAD
.MSO...FLOOD WARNING FOR THE BITTERROOT RIVER IN MONTANA.
FLOOD WATCH FOR CLEARWATER...SELWAY AND LITTLE SALMON RIVERS
IN IDAHO.
...7-DAY SPOT TEMPS AND POPS...
LIB BEB /081 056/069 049/074 2716421
BBBB 048/072 041/072 042/072 042/074 046/ 27111111110
FCA BEB /078 051/066 042/072 2726521
BBBB 044/069 038/069 039/069 039/071 043/ 27111111110
POL BEB /081 054/068 044/075 2727521
BBBB 047/071 041/071 042/071 042/073 045/ 27111111110
MSO EEB /079 055/069 045/076 2757511
BBBB 048/073 042/073 043/073 043/075 046/ 27111111110
HMM WEB /076 054/071 043/076 2777411
BBBB 048/073 042/073 043/073 043/075 045/ 27111111110
BTM EEB /078 050/067 039/075 2754510
BBBB 045/071 037/071 038/071 038/073 038/ 27011111110
ORO WBB /079 055/081 053/079 2756211
BUUU 053/077 046/077 047/077 047/079 053/ 27111000000
GRV WBB /075 053/075 046/074 2766211
BUUU 048/072 042/072 043/072 043/074 046/ 27111000000
SMN WEB /081 051/075 044/077 2765300
BBBB 047/074 042/074 043/074 043/076 043/ 27011111110Hazardous weather outlook, May 30, 5:00 AM MST, 7 hours 15 minutes before
MTZ001>007-043-IDZ005>010-311200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MISSOULA MT 600 AM MDT FRI MAY 30 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MONTANA AND NORTH CENTRAL IDAHO .DAY ONE... TODAY THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING FROM MISSOULA TO GRANGEVILLE AND AREAS TO THE SOUTH. STORMS THAT DEVELOP THIS AFTERNOON HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS IN EXCESS OF 55 MPH...AND WILL LINGER INTO THIS EVENING. STORMS THAT CONTINUE INTO THE EVENING WILL LIKELY HAVE PERIODS OF HEAVY RAIN. IF THE STORMS DEVELOP OVER ALREADY SWOLLEN RIVERS AND STREAMS...THIS MAY RESULT IN ADDITIONAL AND FLASH RISES. PERSONS LIVING ALONG RIVERS AND STREAMS SHOULD MONITOR LEVELS AND TAKE APPROPRIATE ACTION IF THEY BEGIN TO RISE. A FLOOD WARNING CONTINUES FOR THE BITTERROOT RIVER IN WESTERN MONTANA THROUGH THE WEEKEND...AS WELL AS A FLOOD WATCH FOR THE CLEARWATER...SELWAY AND LITTLE SALMON RIVERS IN NORTH CENTRAL IDAHO TODAY AND SATURDAY. FOR MORE INFORMATION ON THESE RIVERS IN WESTERN MONTANA AND NORTH CENTRAL IDAHO CHECK THE LATEST RIVER STATEMENT FOR DETAILS...OR GTFRVSMSO. .DAYS TWO THROUGH SEVEN... SATURDAY THROUGH FRIDAY MORE THUNDERSTORMS ON SATURDAY WILL BRING ADDED SHOWERS AND THUNDERSTORMS...MAINLY OVER MONTANA. A SURFACE COLD FRONT MOVING THROUGH THE REGION WILL ALSO BRING GUSTY AFTERNOON WINDS TO WESTERN MONTANA. SUNDAY THROUGH FRIDAY IS EXPECTED TO BE QUIET. JUST SOME ISOLATED SHOWERS POSSIBLE NORTH SUNDAY AND MONDAY. TEMPERATURES WILL REMAIN NEAR SEASONAL THROUGH THIS PERIOD. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Hail in Illinois, May 30, 2003
- High Wind in Iowa, May 30, 2003
- Tornadoes and Hail in Illinois, May 30, 2003
- Hail in Iowa, May 30, 2003
- Tornadoes and Damaging Winds in Wisconsin, May 30, 2003
- Strong Wind in Colorado, May 30, 2003
- High Wind in North Dakota, May 30, 2003
- Flash Flooding and Hail in Colorado, May 30, 2003
- Flooding in Montana, May 30 to 31, 2003
- Damaging Winds in Indiana, May 30, 2003
- Marine Thunderstorm Winds in South Atlantic Coastal Waters, May 30, 2003
- Damaging Winds in Nevada, May 30, 2003
More
Every storm in Idaho in 2003Every state in 2003This day in weather historyWarnings in Idaho, May 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: 5353911.