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Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

During November 2020, average temperatures ranged 3 to 6F warmer-than-normal across the Upper Mississippi River Valley. These temperatures were more typical of October than November. Average temperatures ranged from 47.1F at Medford Taylor County Airport (Taylor County, WI) to 54.7F at Decorah, IA. It was the 8th warmest November in La Crosse ( 5 out of the 8 warmest Novembers have occurred since 2001) and 12th warmest in Rochester.

Precipitation generally ranged from 1 to 3 inches across the region. This was within 1 inch of normal for most locations. Precipitation total ranged from 0.87” at Prairie du Chien, WI to 3.05” at Osage, IA.

Snowfall was anywhere from 2 to 6 inches below normal across the Upper Mississippi River Valley. The highest snow total was 5 inches near Mather, WI.

Here are the November 2020 climate summaries for La Crosse, WI and Rochester, MN.

November 2020 Temperatures November 2020 Precipitation November 2020 Snowfall
November 2020
Temperature Departures
November 2020
Precipitation Departures
November 2020
Snowfall Departures

 

La Crosse, WI

...November was Warmer Than Normal and Slightly Above Normal 
precipitation in La Crosse Wisconsin...

...November Highlights...

The average temperature was 41.8 degrees. This was 5.9 degrees warmer
than normal. The highest temperature of 75 degrees occurred on the 6th
and 9th. The lowest temperature of 30 degrees occurred on the 
30th. There were 22 days where the average daily temperature was 
at or above normal. The warmest stretch occurred from the 3rd 
through the 9th where the daily average temperature ranged from 12
to 26 degrees above normal. There were no days during the 
month...where the high temperature was at or below 32 degrees. 
Typically...November averages 5 days where the high temperatures 
is at or below 32 degrees. 

A total of 2.40 inches of precipitation fell. This was 0.39 
inches above normal. The majority of the precipitation occurred on
the 9th and 10th where 1.67 inches of precipitation fell with only 6
days of measurable precipitation in the month. 

La Crosse, Wisconsin received 1.0 inch of snow in the month. This
one inch of snow fell on 1 day the 24th. Typically...November 
averages 3 days of measurable snowfall in November.

...Records...

The temperature climbed to 73 degrees on November 5th. This broke
the daily record high of 72 degrees previously set in 2016.

The temperature climbed to 75 degrees on November 6th. This broke
the daily record high of 71 degrees previously set in 2016. 

The temperature dropped to 60 degrees occurred on November 7th. 
This broke the daily record warmest low temperature of 59 degrees 
previously set in 1874. 

The temperature dropped to 57 degrees occurred on November 8th.
This broke the daily record warmest low temperature 53 degrees
previously set in 1874. 

The temperature climb to 75 degree on November 9th. This tied the
record daily high temperature which was last set in 1999. 

La Crosse November 2020 Climate Summary

 

Rochester, MN

...November was Warmer Than Normal and Received Above Normal 
precipitation in Rochester Minnesota...

...November Highlights...

The average temperature was 37.9 degrees. This was 4.0 degrees 
warmer than normal. The highest temperature of 74 degrees 
occurred on the 3rd. The lowest temperature of 13 degrees 
occurred on the 13th. There were 19 days where the average daily 
temperature was at or above normal. The warmest stretch occurred 
from the 3rd through the 9th where the daily average temperature 
ranged from 12 to 24 degrees above normal. There were no days 
during the month...where the high temperature was at or below 32 
degrees. Typically...November averages 6 days where the high 
temperatures is at or below 32 degrees. 

A total of 2.52 inches of precipitation fell. This was 0.61 
inches above normal. The majority of the precipitation occurred on
the 9th and 10th where 1.89 inches of precipitation fell with only 5
days of measurable precipitation in the month. 

Rochester, Minnesota received 4.4 inches of snow in the month with 5 
days of measurable snow. Typically...November averages 3 days of 
snowfall.  

...Records...

The temperature dropped to 54 degrees on November 7th breaking the 
previous record daily warmest low temperature of 50 degrees set in 
1977.

A daily record snowfall occurred on November 24th where 4.0 inches 
of snow fell. This broke the previous record of 2.2 inches set in 
1977.

Rochester November 2020 Climate Summary