Several severe storm clusters developed along a warm front in a very unstable environment. Damaging winds up to 80 mph, large hail up to tennis ball size, and an isolated tornado occurred.

Funnel Cloud in CLARK, SOUTH DAKOTA
From 16-JUL-16 18:42:00 to 16-JUL-16 18:42:00 (CST-6)
Location: RAYMOND
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Funnel Cloud in CLARK, SOUTH DAKOTA
From 16-JUL-16 19:12:00 to 16-JUL-16 19:12:00 (CST-6)
Location: CLARK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in DEWEY, SOUTH DAKOTA
From 16-JUL-16 09:35:00 to 16-JUL-16 09:35:00 (MST-7)
Location: EAGLE BUTTE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DEWEY, SOUTH DAKOTA
From 16-JUL-16 09:40:00 to 16-JUL-16 09:40:00 (MST-7)
Location: EAGLE BUTTE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in DEWEY, SOUTH DAKOTA
From 16-JUL-16 09:50:00 to 16-JUL-16 09:50:00 (MST-7)
Location: EAGLE BUTTE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in EDMUNDS, SOUTH DAKOTA
From 16-JUL-16 13:25:00 to 16-JUL-16 13:25:00 (CST-6)
Location: LOYALTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in EDMUNDS, SOUTH DAKOTA
From 16-JUL-16 13:30:00 to 16-JUL-16 13:30:00 (CST-6)
Location: LOYALTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CORSON, SOUTH DAKOTA
From 16-JUL-16 14:20:00 to 16-JUL-16 14:20:00 (MST-7)
Location: KELDRON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ROBERTS, SOUTH DAKOTA
From 16-JUL-16 18:20:00 to 16-JUL-16 18:20:00 (CST-6)
Location: WILMOT
Magnitude: 1.50 
Reported by: Public

Hail in CLARK, SOUTH DAKOTA
From 16-JUL-16 18:40:00 to 16-JUL-16 18:40:00 (CST-6)
Location: RAYMOND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in CLARK, SOUTH DAKOTA
From 16-JUL-16 18:45:00 to 16-JUL-16 18:45:00 (CST-6)
Location: RAYMOND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CLARK, SOUTH DAKOTA
From 16-JUL-16 18:50:00 to 16-JUL-16 18:50:00 (CST-6)
Location: RAYMOND
Magnitude: 1.75 
Reported by: Public

Hail in CLARK, SOUTH DAKOTA
From 16-JUL-16 19:19:00 to 16-JUL-16 19:19:00 (CST-6)
Location: CLARK
Magnitude: 1.75 
Reported by: Law Enforcement

Hail in CLARK, SOUTH DAKOTA
From 16-JUL-16 19:20:00 to 16-JUL-16 19:20:00 (CST-6)
Location: CLARK
Magnitude: 2.50 
Reported by: Storm Chaser

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 19:45:00 to 16-JUL-16 19:45:00 (CST-6)
Location: HAZEL
Magnitude: 1.75 
Reported by: Law Enforcement

Hail in STANLEY, SOUTH DAKOTA
From 16-JUL-16 19:08:00 to 16-JUL-16 19:08:00 (MST-7)
Location: FT PIERRE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:26:00 to 16-JUL-16 20:26:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:38:00 to 16-JUL-16 20:38:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:51:00 to 16-JUL-16 20:51:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:51:00 to 16-JUL-16 20:51:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 21:00:00 to 16-JUL-16 21:00:00 (CST-6)
Location: STONE BRIDGE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in BROWN, SOUTH DAKOTA
From 16-JUL-16 14:30:00 to 16-JUL-16 14:30:00 (CST-6)
Location: ABERDEEN
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Several trees along with some power lines were downed mainly in southwest Aberdeen. A hanger at the airport was also damaged.

Thunderstorm Wind in BROWN, SOUTH DAKOTA
From 16-JUL-16 14:40:00 to 16-JUL-16 14:40:00 (CST-6)
Location: PLANA
Magnitude: 70.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

A large machine shed received major damage to a wall and the roof due to eighty mph winds.

Thunderstorm Wind in EDMUNDS, SOUTH DAKOTA
From 16-JUL-16 21:36:00 to 16-JUL-16 21:36:00 (CST-6)
Location: GRETNA
Magnitude: 52.00 EG
Crop damage: 0.00K
Reported by: NWS Employee

Sixty mph winds took some shingles off the roof along with downing a large tree limb.

Thunderstorm Wind in WALWORTH, SOUTH DAKOTA
From 16-JUL-16 12:47:00 to 16-JUL-16 12:47:00 (CST-6)
Location: (Y26)MOBRIDGE ARPT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in BROWN, SOUTH DAKOTA
From 16-JUL-16 14:35:00 to 16-JUL-16 14:35:00 (CST-6)
Location: (ABR)ABERDEEN RGNL A
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in BROWN, SOUTH DAKOTA
From 16-JUL-16 15:00:00 to 16-JUL-16 15:00:00 (CST-6)
Location: FERNEY
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Public

Sixty mph winds twisted, tore, and bent over some of the corn crop.

Thunderstorm Wind in DAY, SOUTH DAKOTA
From 16-JUL-16 15:25:00 to 16-JUL-16 15:25:00 (CST-6)
Location: BRISTOL
Magnitude: 67.00 MG
Crop damage: 0.00K
Reported by: Trained Spotter

A road sign was bent over by nearly eighty mph winds.

Thunderstorm Wind in DAY, SOUTH DAKOTA
From 16-JUL-16 16:00:00 to 16-JUL-16 16:00:00 (CST-6)
Location: WAUBAY
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Sixty-five mph winds were estimated.

Thunderstorm Wind in GRANT, SOUTH DAKOTA
From 16-JUL-16 16:25:00 to 16-JUL-16 16:25:00 (CST-6)
Location: MARVIN
Magnitude: 66.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in DEWEY, SOUTH DAKOTA
From 16-JUL-16 19:08:00 to 16-JUL-16 19:08:00 (MST-7)
Location: FIRESTEEL
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Sixty-five mph winds were estimated.

Thunderstorm Wind in DEWEY, SOUTH DAKOTA
From 16-JUL-16 19:28:00 to 16-JUL-16 19:28:00 (MST-7)
Location: TRAIL CITY
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in DEWEY, SOUTH DAKOTA
From 16-JUL-16 19:38:00 to 16-JUL-16 19:38:00 (MST-7)
Location: TRAIL CITY
Magnitude: 62.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in CORSON, SOUTH DAKOTA
From 16-JUL-16 19:45:00 to 16-JUL-16 19:45:00 (MST-7)
Location: TRAIL CITY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sixty mph winds were estimated.

Thunderstorm Wind in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:54:00 to 16-JUL-16 20:54:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Sixty mph winds were estimated.

Thunderstorm Wind in WALWORTH, SOUTH DAKOTA
From 16-JUL-16 20:58:00 to 16-JUL-16 20:58:00 (CST-6)
Location: MOBRIDGE
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Seventy mph winds were estimated.

Thunderstorm Wind in WALWORTH, SOUTH DAKOTA
From 16-JUL-16 21:05:00 to 16-JUL-16 21:05:00 (CST-6)
Location: AKASKA
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sixty mph winds were estimated.

Thunderstorm Wind in WALWORTH, SOUTH DAKOTA
From 16-JUL-16 21:03:00 to 16-JUL-16 21:03:00 (CST-6)
Location: (Y26)MOBRIDGE ARPT
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in CORSON, SOUTH DAKOTA
From 16-JUL-16 20:05:00 to 16-JUL-16 20:05:00 (MST-7)
Location: MAHTO
Magnitude: 69.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in CAMPBELL, SOUTH DAKOTA
From 16-JUL-16 21:28:00 to 16-JUL-16 21:28:00 (CST-6)
Location: POLLOCK
Magnitude: 61.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Seventy mph winds were estimated.

Thunderstorm Wind in EDMUNDS, SOUTH DAKOTA
From 16-JUL-16 22:01:00 to 16-JUL-16 22:01:00 (CST-6)
Location: ROSCOE
Magnitude: 63.00 MG
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in MCPHERSON, SOUTH DAKOTA
From 16-JUL-16 22:10:00 to 16-JUL-16 22:10:00 (CST-6)
Location: LANGLAKE
Magnitude: 63.00 MG
Reported by: Mesonet

Thunderstorm Wind in EDMUNDS, SOUTH DAKOTA
From 16-JUL-16 22:20:00 to 16-JUL-16 22:20:00 (CST-6)
Location: CRAVEN
Magnitude: 56.00 MG
Reported by: Mesonet

Thunderstorm Wind in BUFFALO, SOUTH DAKOTA
From 16-JUL-16 21:20:00 to 16-JUL-16 21:20:00 (CST-6)
Location: GANN VLY
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in BROWN, SOUTH DAKOTA
From 16-JUL-16 22:39:00 to 16-JUL-16 22:39:00 (CST-6)
Location: RICHMOND
Magnitude: 51.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Thunderstorm Wind in ROBERTS, SOUTH DAKOTA
From 16-JUL-16 16:17:00 to 16-JUL-16 16:17:00 (CST-6)
Location: ORTLEY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Sixty mph winds were estimated.

Thunderstorm Wind in HAMLIN, SOUTH DAKOTA
From 16-JUL-16 20:55:00 to 16-JUL-16 20:55:00 (CST-6)
Location: LAKE NORDEN
Magnitude: 70.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Eighty mph winds flipped five campers along Lake Poinsett with one camper starting on fire. Search and rescue located the one person that was missing. No injuries occurred as a result.

Tornado in CLARK, SOUTH DAKOTA
From 16-JUL-16 19:23:00 to 16-JUL-16 19:24:00 (CST-6)
Location: CLARK
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A weak tornado touched down briefly south of Clark with no damage reported.

Thunderstorm Wind in CAMPBELL, SOUTH DAKOTA
From 16-JUL-16 21:38:00 to 16-JUL-16 21:38:00 (CST-6)
Location: HERREID MUNI ARPT
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet