NOVEMBER 2005 CLIMATIC SUMMARY

Mild pacific air dominated the region through the first two weeks of the month. On the 13th cooler, more seasonal air moved into the region with some light rain and snow. High pressure and mild temperatures returned on the 18th and continued until the last week of the month. During the last week of the month a cold upper level trough descended into the northern Plains with a powerful blizzard dropping 8 to 14 inches of snow in south central South Dakota and 10 to 20 inches of upslope snow in the northern Black Hills and Bear Lodge mountains. Lighter snows fell on the plains.
November was a very warm month with temperatures averaging 4 to 6 degrees above normal, with all locations reporting above normal temperatures. Spearfish was the hot spot averaging 7.2 degrees above normal, Lead was the cool spot averaging 2.5 degrees above normal.
Precipitation was 50 to 100 percent above normal across south central South Dakota and 25 to 50 percent above normal in the northern Black Hills and Bear Lodge mountains; elsewhere precipitation was 40 to 60 percent below normal.  Oelrichs was the dry spot receiving only 9 percent of its normal precipitation, while Winner was the wet spot receiving 198 percent of normal precipitation.

 LOCAL EXTREMES

Temperature Data

Rapid City

 

Lead

 

Gillette

 

 

Temperature

Date

Temperature

Date

Temperature 

Date

Maximum Temperature

70 degrees

8th

67 degrees

10th

71 degrees

10th 

Minimum Temperature

10 degrees

30th 

10 degrees

28th ,  29th , 30th 

2 degrees

30th  

Precipitation Data

Rapid City

 

Lead

 

Gillette

 

Monthly  Data

Amount

Data

Amount

Date

Amount

Date

Precipitation

0.21 inches

 

2.15 inches

 

0.50 inches

 

Snowfall

1.4 inches

 

31.4 inches

 

7.0 inches

 

 

 

 

 

 

 

 

Daily Data

 

 

 

 

 

 

Maximum Precipitation

0.16 inches

12th 

0.54 inches

28th

0.14 inches

18th 

Maximum Snowfall

1.3 inches

30th 

14.5 inches

28th

2.0 inches

29th 

REGIONAL EXTREMES

Temperature Data

 

Western South Dakota

 

 

Northeastern Wyoming

 

 

Temperature

Site

Date

Temperature

Site

Date

Maximum Temperature

82 degrees

Cottonwood

12th

75 degrees

Colony

10th

Minimum Temperature

-1 degrees

Hereford 12SW

30th

0 degrees

Colony

30th

Porcupine 11N

29th

Precipitation Data

 

Western South Dakota

 

 

Northeastern Wyoming

 

Monthly Data

Amount

Site

Date

Amount

Site

Date

Maximum Precipitation

2.15 inches

Lead

 

1.40 inches

Upton 14ENE

 

Minimum Precipitation

0.02 inches

Ludlow

 

0.16 inches

Colony

 

Maximum Snowfall

31.4 inches

Lead

 

19.1 inches

Upton 14ENE

 

Minimum Snowfall

Trace

Midland

 

1.0 inches

Newcastle

 

 

 

 

 

 

 

 

Daily Data

 

 

 

 

 

 

Maximum Precipitation

1.15 inches

Winner

28th 

0.35 inches

Devils Tower NM 

27th

Maximum Snowfall

14.5 inches

Lead

28th 

5.0 inches

Sundance

30th

MONTHLY RECORDS

LOCATION

DATE

NEW RECORD

OLD RECORD

DATE

Winner

11/28/2005

14.0 inches snowfall

9.0 inches

11/16/1996

Spearfish

11/11/2005

78 degrees

78 degrees

11/08/1999

 Return to Climate Summaries


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