National Weather Service United States Department of Commerce

Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Frost and Freeze Climatology

 

Tulsa
Records and Averages
Historical First/Last Frost/Light Freeze (32°F) Dates including # of Frost/Light Freeze-free Days
Historical First/Last Hard Freeze (28°F) Dates including # of Hard Freeze-free Days
Historical First/Last Killing Freeze (24°F) Dates including # of Killing Freeze-free Days
 
Fort Smith
Records and Averages
Fort Smith Historical First/Last Frost/Light Freeze (32°F) Dates including # of Frost/Light Freeze-free Days
Historical First/Last Hard Freeze (28°F) Dates including # of Hard Freeze-free Days
Historical First/Last Killing Freeze (24°F) Dates including # of Killing Freeze-free Days
 
Fayetteville
Records and Averages
Historical First/Last Frost/Light Freeze (32°F) Dates including # of Frost/Light Freeze-free Days
Historical First/Last Hard Freeze (28°F) Dates including # of Hard Freeze-free Days
Historical First/Last Killing Freeze (24°F) Dates including # of Killing Freeze-free Days

 

Oklahoma
(Courtesy of the Oklahoma Climatological Survey)
Average Length of Growing Season
Number of Days with highs 32°F or colder
Number of Days with lows 32°F or colder
 
Average Date of: First 32°F Last 32°F
 
Earliest First Freeze (Autumn)
Latest Last Freeze (Spring)
 
Probability of First Freezing Temperatures by Date for Select Cities

 

Arkansas
(Courtesy of the Southern Regional Climate Center)
Average Date of: First 32°F Last 32°F
Average Date of: First 28°F Last 28°F
 
Probability of First Freezing Temperatures by Date for Select Cities

 

 Average Date of First Autumn Freeze (32°F)
Average First Freeze Date
 
 Average Date of Last Spring Freeze (32°F)
 Average Last Spring Freeze
 
Record Earliest Occurrence of the First Frost/Light Freeze (32°F)

 
Earliest 10% first freeze

 

Record Latest Occurrence of the First Frost/Light Freeze (32°F) 
 
latest 10% first freeze