National Weather Service United States Department of Commerce

Strong to Severe Storms in the Northern and Central High Plains; Very Hot Temperatures in South Texas and Florida

Scattered strong to severe thunderstorms capable of producing severe winds and hail are likely to develop this afternoon in the northern and central High Plains. Isolated large hail and heavy rainfall will also be possible in southwest Texas. The combination of high surface temperatures and high humidity will lead to heat index values up to 110 degrees in portions of south Texas and Florida. Read More >

Southwest Idaho And Southeast Oregon Freeze Data
 
Table lists the average freeze date from 1991 through 2020. For the spring, the average last freeze date is given. For the fall, the average first freeze date is given.
 
 
 
A hard freeze is when temperatures reach or fall below 28 F.
A freeze is when temperatures reach or fall below 32 F.
   
SPRING
FALL
 
36 F
32 F
28 F
24 F
Boise
May 13
April 30
April 8
March 10
Nampa
May 20
May 2
April 11
March 16
Emmett
May 16
May 2
April 13
March 20
Payette
May 7
April 27
April 8
March 19
Parma
May 19
May 1
April 17
April 1
Nyssa
May 16
May 1
April 3
March 16
Vale, Oregon
June 2
May 13
April 18
April 9
Grand View
May 16
May 5
April 21
March 30
Glenns Ferry
May 29
May 10
April 28
March 31
Twin Falls
May 28
May 6
April 22
March 30
Jerome May 27 May 8 April 21 April 2
 
36 F
32 F
28 F
24 F
Boise
Oct. 4
Oct. 16
Oct. 29
Nov. 8
Nampa
Oct. 1
Oct. 16
Oct. 26
Nov. 5
Emmett
Oct. 3
Oct. 15
Oct. 26
Nov. 6
Payette
Oct. 5
Oct. 13
Oct. 26
Nov. 4
Parma
Sept. 29
Oct. 4
Oct. 16
Nov. 1
Nyssa
Sept. 29
Oct. 15
Oct. 27
Nov. 6
Vale, Oregon
Sept. 17
Sept. 24
Oct. 10
Oct. 24
Grand View
Sept. 13
Oct. 2
Oct. 14
Oct. 26
Glenns Ferry
Sept. 10
Sept. 30
Oct. 11
Oct. 26
Twin Falls
Sept. 25
Oct. 5
Oct. 16
Oct. 27
Jerome Sept. 24 Oct. 4 Oct. 19 Oct.29