Hail storm map for August 6, 2025: max 2.00" hail across CO, IA, MT, SD, WY, ~2,314 structures in swath.
COIAMTSDWY
A low hail event swept across CO, IA, MT, SD and 1 more state on August 6, 2025, with MRMS radar measuring stones up to 2.00". An estimated 2,314 structures fell inside the qualifying swath. Iowa took the brunt with ~988 structures estimated in the ≥1" footprint. About 107 fell under damaging ≥1.75" hail capable of denting metal and breaking shingles. NOAA logged 5 hail reports and 4 wind reports for the day.
Max hail size
2.00"
States impacted
5
Structures in swath
2,314
Estimated structures affected by state & hail size
State
≥1.00"
≥1.75"
≥2.50"
Iowa
988
31
0
South Dakota
849
0
0
Wyoming
285
76
0
Colorado
175
0
0
Montana
17
0
0
NOAA storm reports
Hail reports (3)
South Dakota · 3 reports
Time
Location
County
Observer comment
00:10
UNITYVILLE
MCCOOK
A large tree limb was also blown down by thunderstorm winds.
10:20
AURORA CENTER
AURORA
Hail ranged in size up to quarter size.
18:22
BELLE FOURCHE
BUTTE
Very gusty winds from all directions, but less than 60 mph. Very heavy rainfall. Hail report of one inch.
Wind reports (4)
Florida · 2 reports
Time
Location
County
Observer comment
16:00
HIBERNIA
CLAY
Trees were blown down onto powerlines. Power lines were blown down on Fleming Island. The time of damage was based on radar.
16:00
ORANGEDALE
ST. JOHNS
Trees were blown down in the 5200 block of River Park Villas Drive. The time of damage was estimated from radar data.
Utah · 1 report
Time
Location
County
Observer comment
17:40
COLUMBIA JCT
CARBON
A wind gust of 61 mph was recorded at the US-6 at MP 256 SR-123 mesonet site.
Louisiana · 1 report
Time
Location
County
Observer comment
14:25
COVINGTON
ST. TAMMANY
Public reported trees down near Sams Club and Rooms 2 Go in Covington.
Was a specific property in this swath? Run the address against NOAA hail history → Address hail check