
A storm will track north of the Great Lakes Friday with widespread rain showers across the Eastern U.S. along and ahead of its cold front. Further south along the front isolated severe thunderstorms are possible. A Pacific storm will continue moving across the Northwest U.S. into Friday with additional low elevation rain, gusty winds, and mountain snow. Read More >
Overview
A strong winter storm system moved across the Rockies into the northern Plains December 15-16, 2016. Moisture was lifted over the cold air in place over northeast Wyoming and western South Dakota resulting in widespread snow amounts averaging 4 to 8 inches with locally higher amounts. Bitterly cold arctic air poured in behind the storm with temperatures staying below zero Saturday. Wind chills were dangerously cold with readings 20 below zero to nearly 45 degrees below zero.
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| Hot Springs, SD | New Underwood, SD | Newell, SD | Sundance, WY |
Snow

THE STORM REPORTS LISTED BELOW ARE IN DESCENDING ORDER AND MAY NOT NECESSARILY
BE THE FINAL STORM REPORTS.
SNOW REPORTS LISTED BY AMOUNT
INCHES LOCATION ST COUNTY TIME
------ ----------------------- -- -------------- -------
12.00 BUFFALO GAP SD CUSTER 1000 PM
3-4 FOOT DRIFTS
10.00 2 NW BUFFALO GAP SD CUSTER 0500 AM
9.00 HOOVER SD BUTTE 0830 AM
8.30 1 SSW RAPID VALLEY SD PENNINGTON 0838 PM
SNOWFALL TOTAL
8.00 8 W DOWNTOWN SPEARFISH SD LAWRENCE 0100 PM
SNOWFALL 8 TO 10 INCHES.
8.00 LEAD SD LAWRENCE 1229 PM
8.00 5 E PORCUPINE SD OGLALA LAKOTA 0822 AM
8.00 ORAL SD FALL RIVER 0700 AM
8.00 14 SSW RED SHIRT SD OGLALA LAKOTA 0752 PM
SNOWFALL TOTAL THUS FAR. DRIFTS OF AT LEAST 2
FEET.
8.00 POTATO CREEK SD JACKSON 0738 PM
SNOW AMOUNT THUS FAR.
8.00 PINE HAVEN WY CROOK 0700 PM
8.00 2 NNW SAINT ONGE SD LAWRENCE 0700 AM
7.60 6 NNW EDGEMONT SD FALL RIVER 0700 AM
7.50 3 SE HARDING SD HARDING 0800 AM
7.50 2 ESE MISSION SD TODD 0754 PM
SNOW AMOUNT SINCE THIS MORNING. 2 FOOT
DRIFTS. STILL SNOWING.
7.50 SUNDANCE WY CROOK 0700 PM
7.30 OELRICHS SD FALL RIVER 0700 AM
7.00 2 SSW NORRIS SD MELLETTE 0901 AM
7.00 21 NW FAITH SD PERKINS 0845 AM
7.00 1 SSW DOWNTOWN HOT SPRI SD FALL RIVER 0844 AM
7.00 1 E WESTON WY CAMPBELL 0800 AM
6-8 INCHES OF SNOW.
7.00 4 NW DOWNTOWN RAPID CIT SD PENNINGTON 0600 AM
7.00 1 WSW PRAIRIE CITY SD PERKINS 0743 PM
SNOW AMOUNT SINCE THIS MORNING. 2 TO 3 FOOT
DRIFTS. STILL SNOWING.
7.00 PHILIP SD HAAKON 0736 PM
STORM TOTAL THUS FAR.
6.80 1 NNE SUNDANCE WY CROOK 1159 PM
6.50 7 SSW PLAINVIEW SD MEADE 0600 AM
SNOWFALL OF 6 TO 7 INCHES.
6.50 8 SSW FOLSOM SD CUSTER 0500 AM
SNOWFALL OF 6 TO 7 INCHES.
6.10 2 SW HAMILL SD TRIPP 0903 AM
6.00 SUNDANCE WY CROOK 0948 AM
LOTS OF DRIFTING
6.00 8 S DOWNTOWN RAPID CITY SD PENNINGTON 0938 AM
6.00 5 NE DOWNTOWN CUSTER SD CUSTER 0930 AM
6.00 6 WNW LITTLEBURG SD TODD 0905 AM
6.00 3 ENE NEWELL SD BUTTE 0904 AM
6.00 2 SSE DEERFIELD SD PENNINGTON 0810 AM
6.00 12 SW MAURINE SD MEADE 0700 AM
6.00 2 E KYLE SD OGLALA LAKOTA 0700 AM
6.00 5 N SCENIC SD PENNINGTON 0600 AM
6.00 TILFORD SD MEADE 0400 AM
6.00 12 SSE DOWNTOWN NEWCAST WY WESTON 0300 AM
6.00 4 SE PINE HAVEN WY CROOK 0300 AM
6.00 13 S ROZET WY CAMPBELL 0200 AM
6.00 2 WSW SWETT SD BENNETT 0100 AM
6.00 8 SSE WITTEN SD TRIPP 0751 PM
SNOW AMOUNT SINCE THIS MORNING. STILL
SNOWING.
6.00 5 E PORCUPINE SD OGLALA LAKOTA 0748 PM
SNOWFALL SINCE THIS MORNING. HEAVY SNOW STILL
FALLING.
6.00 14 SSE DUPREE SD ZIEBACH 0745 PM
SNOW AMOUNT SINCE THIS MORNING. 2 TO 3 FOOT
DRIFTS. STILL SNOWING.
6.00 2 WSW SWETT SD BENNETT 0743 PM
SNOW TOTAL THUS FAR. STILL SNOWING.
6.00 4 SW NEWELL SD BUTTE 0739 PM
SNOW AMOUNT SINCE THIS MORNING. ROADS COVERED
IN SNOW. STILL SNOWING.
6.00 9 WSW RED ELM SD ZIEBACH 0732 PM
SNOW AMOUNT SINCE THIS MORNING. 2 FOOT
DRIFTS. ROADS COVERED IN SNOW. STILL SNOWING.
6.00 2 SE COLONY WY CROOK 0728 PM
SNOW AMOUNT SINCE THIS MORNING. 2 FOOT
DRIFTS. STILL SNOWING.
6.00 4 ENE DATE SD PERKINS 0725 PM
STORM TOTAL THUS FAR. LIGHT SNOW STILL
FALLING.
6.00 8 NW ROCKYPOINT WY CAMPBELL 0722 PM
SNOW AMOUNT SINCE THIS MORNING. 3 FOOT
DRIFTS. STILL SNOWING.
6.00 BUFFALO SD HARDING 0717 PM
STORM TOTAL THUS FAR. WIND CAUSING HIGH
DRIFTS.
6.00 2 WNW DOWNTOWN GILLETTE WY CAMPBELL 0713 PM
SNOW AMOUNT SINCE THIS MORNING. 2 1/2 FOOT
DRIFTS. STILL SNOWING.
6.00 NEWELL SD BUTTE 0600 PM
STORM TOTAL... STILL SNOWING.
6.00 4 W DOWNTOWN CUSTER SD CUSTER 0525 PM
6.00 DUPREE SD ZIEBACH 0450 PM
6.00 DOWNTOWN HOT SPRINGS SD FALL RIVER 0400 PM
5.50 20 ENE MARTIN SD BENNETT 0846 AM
5.50 4 NNW WHITEWOOD SD LAWRENCE 0845 AM
5.10 1 E DOWNTOWN RAPID CITY SD PENNINGTON 0850 AM
5.00 8 S PLAINVIEW SD MEADE 0700 AM
STORM TOTAL ACCUMULATION
5.00 HILL CITY SD PENNINGTON 0700 AM
5.00 5 WNW HERMOSA SD CUSTER 0600 AM
5.00 5 ESE ELM SPRINGS SD MEADE 0600 AM
5.00 ENNING SD MEADE 0500 AM
SNOWFALL 4 TO 5 INCHES.
5.00 UPTON WY WESTON 0300 AM
5.00 3 W WHITE RIVER SD MELLETTE 0756 PM
SNOW AMOUNT SINCE THIS MORNING.
5.00 6 NE OTTUMWA SD HAAKON 0733 PM
STORM TOTAL THUS FAR. STILL SNOWING WITH
BLOWING SNOW.
5.00 1 E BRIDGER SD ZIEBACH 0730 PM
STORM TOTAL THUS FAR. STILL SNOWING.
5.00 HILL CITY SD PENNINGTON 0615 PM
4.70 14 NNW DOWNTOWN GILLETT WY CAMPBELL 0843 AM
4.50 2 SSE DOWNTOWN RAPID CI SD PENNINGTON 1031 AM
4.50 5 E PIEDMONT SD MEADE 0847 AM
4.50 1 E CLARETON WY WESTON 0734 PM
SNOW AMOUNT SINCE THIS MORNING.
4.30 5 SW DOWNTOWN RAPID CIT SD PENNINGTON 0848 AM
4.20 DOWNTOWN SPEARFISH SD LAWRENCE 0848 AM
4.00 7 W DOWNTOWN RAPID CITY SD PENNINGTON 0909 AM
4.00 13 SSW DOWNTOWN NEWCAST WY WESTON 0844 AM
4.00 WASTA SD PENNINGTON 0800 AM
4.00 PACTOLA RESERVOIR SD PENNINGTON 0700 AM
4.00 1 SSW RENO JUNCTION WY CAMPBELL 0912 PM
SNOWFALL TOTAL. DRIFTS OF AT LEAST 2 FEET.
4.00 2 E DOWNTOWN STURGIS SD MEADE 0400 PM
3.90 RAPID CITY AIRPORT SD PENNINGTON 0851 AM
3.50 10 WNW DOWNTOWN RAPID C SD PENNINGTON 0910 AM
3.50 7 SSW CREIGHTON SD PENNINGTON 0748 PM
SNOW AMOUNT SINCE THIS MORNING. STILL
SNOWING.
3.00 8 WSW LADNER SD HARDING 0736 PM
SNOW AMOUNT SINCE THIS MORNING.
3.00 14 WNW LADNER SD HARDING 0721 PM
STORM TOTAL. NO LONGER SNOWING. LOWEST
VISIBILITY AROUND 1/2 MI AROUND NOON.
3.00 LEMMON SD PERKINS 0500 PM
2.50 6 NNE DOWNTOWN RAPID CI SD MEADE 0849 AM
2.00 10 WNW PINE TREE JUNCTI WY CAMPBELL 0720 PM
SNOW AMOUNT SINCE THIS MORNING.
Records
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Radar and Satellite
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| Regional Radar December 16, 2016 at 500 AM MST | Regional Radar December 16, 2016 at 1100 AM MST | Regional Radar December 16, 2016 at 500 PM MST | Regional Radar December 16, 2016 at 1100 PM MST |
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| 1km Visible Satellite Image at 230 PM MST December 17, 2016 Showing Widespread Snow Cover |
Temperatures and Wind Chills
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| Low Temperatures Saturday Morning December 17, 2016 | 700 AM MST December 17, 2016 Wind Chill Temperatures |
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| Low Temperature Sunday Morning December 18, 2016 | 900 PM MST December 17, 2016 Wind Chill Temperatures |


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