A surge of cold air following a late December winter storm brought wind chills from 20 below to 30 below zero during the evening of December 28 through early morning of December 29.

Cold/Wind Chill in DAVISON, SOUTH DAKOTA
From 28-DEC-18 20:00:00 to 29-DEC-18 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in HANSON, SOUTH DAKOTA
From 28-DEC-18 20:00:00 to 29-DEC-18 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in MCCOOK, SOUTH DAKOTA
From 28-DEC-18 20:00:00 to 29-DEC-18 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in AURORA, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in JERAULD, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in KINGSBURY, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in BEADLE, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in BROOKINGS, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in MOODY, SOUTH DAKOTA
From 28-DEC-18 18:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in LAKE, SOUTH DAKOTA
From 28-DEC-18 20:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in MINER, SOUTH DAKOTA
From 28-DEC-18 19:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).

Cold/Wind Chill in SANBORN, SOUTH DAKOTA
From 28-DEC-18 20:00:00 to 29-DEC-18 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

West to northwest winds at times from 5 to 12 mph combined with air temperatures of 10 below to 18 below zero to produce wind chills around -20 to -30 during the evening to early morning hours. Coldest wind chills included Flandreau (-29), Huron (-27), Brookings (-26), Madison (-26) and White Lake (-25).