Storm Events Database

Event Details

Event Hail
Magnitude 0.88 in.
State MONTANA
County/Area SANDERS
WFO MSO
Report Source Emergency Manager
NCDC Data Source CSV
Begin Date 2007-07-18 18:30:00.0 MST-7
Begin Location 0N PERMA
Begin Lat/Lon 47.37/-114.6
End Date 2007-07-18 18:30:00.0 MST-7
Deaths Direct/Indirect 0/0 (fatality details below, when available...)
Injuries Direct/Indirect 0/0
Property Damage 0.00K
Crop Damage 0.00K
Episode Narrative On July 18, an intensely strong shortwave trough moved to the northeast across Western Montana during the late afternoon and evening hours. The breaking of a strong mid level cap released copious amount of low level instability which aided in the rapid development of severe thunderstorm super cells.
Event Narrative Emergency Management reported nickel size hail in Perma.


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All events for this episode:

Location County/Zone St. Date Time T.Z. Type Mag Dth Inj PrD CrD
Totals: 0 0 381.00K 0.00K
TARKIO MINERAL CO. MT 07/18/2007 17:44 MST-7 Hail 1.75 in. 0 0 0.00K 0.00K
PERMA SANDERS CO. MT 07/18/2007 18:30 MST-7 Hail 0.88 in. 0 0 0.00K 0.00K
PABLO LAKE CO. MT 07/18/2007 18:50 MST-7 Tornado EF0 0 0 8.00K 0.00K
PABLO LAKE CO. MT 07/18/2007 18:55 MST-7 Thunderstorm Wind 78 kts. EG 0 0 30.00K 0.00K
LIBBY LINCOLN CO. MT 07/18/2007 19:20 MST-7 Thunderstorm Wind 61 kts. EG 0 0 35.00K 0.00K
LAKESIDE FLATHEAD CO. MT 07/18/2007 19:25 MST-7 Thunderstorm Wind 78 kts. EG 0 0 300.00K 0.00K
BIGFORK FLATHEAD CO. MT 07/18/2007 19:40 MST-7 Tornado EF0 0 0 8.00K 0.00K
KALISPELL FLATHEAD CO. MT 07/18/2007 20:35 MST-7 Hail 0.88 in. 0 0 0.00K 0.00K
LONE PINE SANDERS CO. MT 07/18/2007 20:50 MST-7 Thunderstorm Wind 61 kts. EG 0 0 0.00K 0.00K
Totals: 0 0 381.00K 0.00K