Thunderstorm Wind, Cassia
- When
- May 17, 12:20 PM CST
- Where
- Cassia County
- Measured
- 52 kt (60 mph)
- Coordinates
- 42.420, -113.570
Hail and Damaging Winds in Idaho, May 17, 1991
7 thunderstorm wind, 1 hail, as filed by the National Weather Service.
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
- 8
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.
Event by event
7 thunderstorm wind, 1 hail. Local standard time, as filed.
Hail, Blaine
- When
- May 17, 1:00 PM CST
- Where
- Blaine County
- Measured
- 0.75 in hail
- Coordinates
- 43.680, -114.370
Thunderstorm Wind, Fremont
- When
- May 17, 2:10 PM CST
- Where
- Fremont County
- Measured
- 52 kt (60 mph)
- Coordinates
- 43.970, -111.680
Thunderstorm Wind, Power
- When
- May 17, 3:56 PM CST
- Where
- Power County
- Measured
- 53 kt (61 mph)
- Coordinates
- 42.930, -112.650
Thunderstorm Wind, Bingham
- When
- May 17, 4:20 PM CST
- Where
- Bingham County
- Coordinates
- 42.950, -112.850
Thunderstorm Wind, Caribou
- When
- May 17, 4:32 PM CST
- Where
- Caribou County
- Measured
- 53 kt (61 mph)
- Coordinates
- 42.650, -111.580
Thunderstorm Wind, Bingham
- When
- May 17, 4:35 PM CST
- Where
- Bingham County
- Measured
- 50 kt (58 mph)
- Coordinates
- 43.180, -112.350
Thunderstorm Wind, Jefferson
- When
- May 17, 5:40 PM CST
- Where
- Jefferson County
- Measured
- 61 kt (70 mph)
- Coordinates
- 43.850, -112.130
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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Hail in Iowa, May 17, 1991
- Tornadoes and Hail in Indiana, May 17, 1991
- Tornado and Hail in Illinois, May 17, 1991
- Damaging Winds in New York, May 17, 1991
- Tornado and Hail in Missouri, May 17, 1991
- Hail and Damaging Winds in Ohio, May 17, 1991
- Damaging Winds in Massachusetts, May 17, 1991
- Damaging Winds in New Hampshire, May 17, 1991
- Tornadoes and Hail in Florida, May 17, 1991
- Hail in Texas, May 17, 1991
- Damaging Winds in Georgia, May 17, 1991
- Damaging Winds in Virginia, May 17, 1991
More
Every storm in Idaho in 1991Every state in 1991This day in weather historyWarnings in Idaho, May 1991
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: 10008552, 10008553, 10008554, 10008555, 10008556, 10008557, 10008558, 10008559.