National Weather Service United States Department of Commerce

Strong to Severe Storms in the Upper Midwest; Bering Sea Low Continues to Impact Southwest Alaska

Scattered severe thunderstorms are possible Thursday across central and eastern Minnesota, Iowa, and western Wisconsin. A few tornadoes, isolated very large hail, and damaging winds may occur. In southwest Alaska, a Bering Sea low continues to cause strong winds, significant rainfall, and high seas, with further impacts expected Friday into the weekend from a North Pacific storm. Read More >

Fort Smith, Arkansas Climatological Records

Frost/Freeze

Record and Mean Dates of Last Occurrence in Spring and First Occurrence in Fall

For the Period January 1901 through May 2020

 

Temperature (°F)

Mean Last Occurrence in Spring

Mean First Occurrence in Fall Mean Days between Occurrences
32° Frost/Light Freeze March 26th November 5th 223
28° Hard Freeze March 13th November 17th 248
24° Killing Freeze February 26th December 1st 277

 

  Record Last Occurrence in Spring           Record First Occurrence in Fall
Temperature (°F) Earliest Latest   Earliest Latest
32° Frost/Light Freeze 23 Feb 1907 17 Apr 1921, 1951     8 Oct 1952   2 Dec 1931
28° Hard Freeze   8 Feb 1907 15 Apr 1983   18 Oct 1948 26 Dec 1933
24° Killing Freeze 15 Jan 1931, 1999

  8 Apr 2007

  29 Oct 1952

  3 Feb 1923

 

 

Record Number of Days Between Last (Spring) and First (Fall) Occurrences
Temperature (°F)      Spring

Fewest Number of Days

Fall       Spring Greatest Number of Days Fall
32° Frost/Light Freeze     9 Apr 2000 182 9 Oct 2000    28 Feb 1905 273 29 Nov 1905
28° Hard Freeze   11 Apr 1989 191 20 Oct 1989   9 Feb 2017 300 7 Dec 2017
24° Killing Freeze   4 Apr 1987 220 11 Nov 1987   15 Jan 1931 379 30 Jan 1932

 

Updated: June 22, 2020