Extremely dangerous heat will persist from the Midwest to the East Coast into late this week. Monsoonal moisture may produce excessive rain and considerable flash flooding and debris flows, especially near recent burn scar areas in New Mexico and west Texas. Severe storms are possible from the southern/central Plains into the Great Lakes and Northeast, and the northern/central Plains today. Read More >
The climatological fall (September through November) of 2015 across central and northeast South Dakota was one of the warmest across the region since records began. In fact, Watertown had its warmest fall on record with 51.8 degrees, which is 7 degrees above normal. Aberdeen, Timber Lake, and Kennebec all had their second warmest fall on record. Sisseton and Mobridge were ranked third in the all-time warmest falls, while Pierre was the tenth warmest. You have to go back over 50 years to 1963 to find a fall comparable to this fall.
The fall of 2015 was also drier than normal across central and northeast South Dakota with Kennebec the only location with above normal precipitation. Precipitation amounts were anywhere from nearly an inch below normal at Pierre and Mobridge to nearly 3 inches below normal at Sisseton. Kennebec was nearly a half inch above normal.
|
Location |
2015 Fall Temp |
Normal Fall Temp |
Dep from Normal |
2015 Ranking |
Record Warmest |
Year |
|
Watertown |
51.8 |
44.8 |
+7.0 |
Warmest |
51.8 |
2015 |
|
Aberdeen |
51.0 |
44.5 |
+6.5 |
2nd |
52.9 |
1931 |
|
Pierre |
52.2 |
48.4 |
+3.8 |
10th |
54.5 |
1963 |
|
Sisseton |
51.5 |
45.6 |
+5.9 |
3rd |
53.6 |
1963 |
|
Mobridge |
52.3 |
46.6 |
+5.7 |
3rd |
53.1 |
1963 |
|
Timber Lake |
51.2 |
46.7 |
+4.5 |
2nd |
52.0 |
1963 |
|
Kennebec |
54.2 |
49.4 |
+4.8 |
2nd |
54.6 |
1963 |
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