National Weather Service United States Department of Commerce

Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas. Read More >

         

OCTOBER 2012

       

Temperature Data

Aberdeen

Sisseton

Wheaton

Watertown

Warmest Temperature / Date

80 / 2nd

76 / 2nd

87 / 1st

77 / 3rd

Coldest Temperature / Date

13 / 27th

19 / 12th

22 / 12th

20 / 12th

Average High / Departure from Normal

57.1 / -0.5

55.1 / -2.1

54.7 / -2.2

54.2 / -2.2

Average Low / Departure from Normal

31.2 / -1.5

34.0 / -1.5

34.1 / -0.4

33.4 / -1.1

Monthly Average / Departure from Normal

44.1 / -1.1

44.5 / -1.8

44.4 / -1.3

43.8 / -1.7

Precipitation Data

       

Monthly Precipitation / Departure from Normal

1.06 / -0.93

2.06 / -0.02

2.22 / +0.05

1.63 / -0.29

Monthly Snowfall / Departure from Normal

Trace / -0.7

Trace / -0.7

Trace / -0.7

0.5 / -1.2

Most Precipitation in 24 hours / Date

0.61 / 17-18th

1.11 / 18th

1.55 / 18-19th

1.5 / 17-18th

Most Snow in 24 hours / Date

Trace / 27th

Trace / 24th

Trace / 29th

.5 / 24-25th

         

Temperature Data

Pierre

Kennebec

Mobridge

Timber Lake

Warmest Temperature / Date

86 / 2nd

87 / 2nd

81 / 2nd,15th

80 / 2nd

Coldest Temperature / Date

18 / 26th

15 / 6th

16 / 26th

17 / 6th, 27th

Average High / Departure from Normal

60.4 / -0.6

64.1 / +0.3

57.3 / -2.5

57.7 / -1.8

Average Low / Departure from Normal

33.9 / -2.5

34.5 / -1.5

33.3 / -1.3

32.8 / -2.2

Monthly Average / Departure from Normal

47.1 / -1.6

49.3 / -0.6

45.3 / -1.9

45.2 / -2.0

Precipitation Data

       

Monthly Precipitation / Departure from Normal

0.35 / -1.30

0.35 / -1.19

0.40 / -1.10

0.33 / -1.23

Monthly Snowfall / Departure from Normal

0.0 / -1.0

3.0 / +2.2

Trace / -0.8

Trace / -1.1

Most Precipitation in 24 hours / Date

0.20 / 16-17th

0.23 / 25th

0.15 / 16-17th

0.10 / 4th

Most Snow in 24 hours / Date

0.0

3.0 / 25th

Trace / 28th

Trace / 28th