Very strong winds developed over southeast South Dakota on Christmas night and continued into the morning of December 26th. The southwest to west winds developed as a low pressure system, which had brought rain and thunderstorms on Christmas Day, moved just north of the area. Sustained winds reached up to 50 mph, and gusts were measured as high as 72 mph.

High Wind in CLAY, SOUTH DAKOTA
From 25-DEC-16 21:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 57.00 MG
Crop damage: 0.00K
Reported by: County Official

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, and traffic lights and signs were damaged. The winds included a measured peak gust of 66 mph at Vermillion Airport.

High Wind in YANKTON, SOUTH DAKOTA
From 25-DEC-16 21:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 63.00 MG
Crop damage: 0.00K
Reported by: AWOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, and traffic lights and signs were damaged. The winds included a measured peak gust of 72 mph at Yankton Airport.

High Wind in UNION, SOUTH DAKOTA
From 25-DEC-16 21:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in JERAULD, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in SANBORN, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in BRULE, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 56.00 MG
Crop damage: 0.00K
Reported by: ASOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. The winds included measured sustained winds of 45 mph and a peak gust of 64 mph at Chamberlain Airport.

High Wind in AURORA, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 51.00 MG
Crop damage: 0.00K
Reported by: State Official

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. The winds included measured sustained winds of 40 mph and a peak gust of 59 mph measured by South Dakota State University equipment at White Lake.

High Wind in MINNEHAHA, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 MS
Crop damage: 0.00K
Reported by: ASOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, including at least one thousand customers without power for most of Christmas night. Traffic lights and some signs were damaged. Damage also included soffit on the outside of the city's events center. The winds included measured sustained winds of 40 mph measured at Sioux Falls, and a peak gust of 57 mph at measured at Garretson.

High Wind in GREGORY, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 52.00 MG
Crop damage: 0.00K
Reported by: AWOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages. The winds included measured sustained winds of 40 mph and a peak gust of 60 mph near Gregory.

High Wind in CHARLES MIX, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 54.00 MG
Crop damage: 0.00K
Reported by: RAWS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages. The winds included measured sustained winds of 40 mph and a peak gust of 62 mph at Lake Andes.

High Wind in DOUGLAS, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in BON HOMME, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in HUTCHINSON, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 40.00 MS
Crop damage: 0.00K
Reported by: State Official

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. The winds included a measured sustained winds of 40 mph and a peak gust of 56 mph measured by South Dakota State University equipment at Parkston.

High Wind in BEADLE, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 MS
Crop damage: 0.00K
Reported by: ASOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages. The winds included measured sustained winds of 40 mph and a peak gust of 53 mph at Huron, but stronger winds and gusts were suspected to have occurred.

High Wind in KINGSBURY, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in BROOKINGS, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 MS
Crop damage: 0.00K
Reported by: AWOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, and traffic lights and some signs were damaged. The winds included measured sustained winds of 40 mph and a peak gust of 53 mph at Brookings Airport, but stronger winds and gusts were suspected to have occurred.

High Wind in MINER, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in LAKE, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 53.00 MG
Crop damage: 0.00K
Reported by: AWOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. The winds included measured sustained winds of 42 mph and a peak gust of 61 mph at Madison.

High Wind in MOODY, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 52.00 MG
Crop damage: 0.00K
Reported by: COOP Observer

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. The winds included measured sustained winds of 40 mph and a peak gust of 60 mph at Flandreau.

High Wind in HANSON, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in MCCOOK, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in TURNER, SOUTH DAKOTA
From 25-DEC-16 23:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 35.00 ES
Crop damage: 0.00K
Reported by: Law Enforcement

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were reports of power lines and branches down with resulting power outages, and traffic lights damaged. Sustained winds over 40 mph and gusts over 55 mph were estimated by law enforcement.

High Wind in DAVISON, SOUTH DAKOTA
From 25-DEC-16 22:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 56.00 MG
Crop damage: 0.00K
Reported by: ASOS

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. Building roof damage was reported 3 miles south of Mitchell. The winds included measured sustained winds over 40 mph and a peak gust of 64 mph at Mitchell.

High Wind in LINCOLN, SOUTH DAKOTA
From 25-DEC-16 21:00:00 to 26-DEC-16 06:00:00 (CST-6)
Magnitude: 58.00 MG
Crop damage: 0.00K
Reported by: County Official

High winds from a westerly direction followed a low pressure system which had brought Christmas Day rain and thunderstorms. There were several reports of power lines and branches down and resulting power outages, as well as damaged traffic lights and signs. Roof damage to a building was reported at Lennox. The winds included a peak gust of 67 mph measured at Canton Airport.