Frost Depth Readings

The SWROC has two frost tubes which will be read weekly (usually on Mondays) throughout the winter season. One tube is located under bare ground and the other is located under sod.

2021-2022

Date Frost depth under bare ground Frost depth under sod
Nov. 1, 2021 0" 0"
Nov. 8, 2021 0" 0"
Nov. 15, 2021 0" 0"
Nov. 22, 2021 0" 0"
Nov. 29, 2021 0" 0"
Dec. 6, 2021 1" 0"
Dec. 13, 2021 5" 0"
Dec. 20, 2021 8" 0"
Dec. 27, 2021 11" 0"
Jan. 3, 2022 21" 6"
Jan. 10, 2022 25" 9"
Jan. 17, 2022 27" 11"
Jan. 24, 2022 28" 12"
Jan. 31, 2022 31" 13"
Feb. 7, 2022 33" 13"
Feb. 14, 2022 34" 14"
Feb. 21, 2022 36" 14"
Feb. 28, 2022 38" 14"
March 7, 2022 39" 14"
March 14, 2022 39" , 2" of surface thaw tube froze in ground
March 21, 2022 39", 11" of surface thaw 14", 6" of surface thaw of frost
March 28, 2022 39" 4" of frost
April 4, 2022 38", 16" of surface thaw 0" of frost
April 11, 2022 37", 19" of surface thaw 0" of frost
April 18, 2022 36", 19" of surface thaw 0" of frost
April 25, 2022 36", 24" of surface thaw 0" of frost
May 2, 2022 0" 0"

2020-2021

Date Frost depth under bare ground Frost depth under sod
Nov. 2, 2020 0" 0"
Nov. 9, 2020 0" 0"
Nov. 16, 2020 1" 0"
Nov. 23, 2020 1" 0"
Nov. 30, 2020 1" 0"
Dec. 7, 2020 1" 0"
Dec. 14, 2020 2" 0"
Dec. 21, 2020 6" 2"
Dec. 28, 2020 10" 3"
Jan. 4, 2021 13" 3"
Jan. 11, 2021 14" 0"
Jan. 19, 2021 14" 0"
Jan 25, 2021 16" 0"
Feb. 1, 2021 18" 0"
Feb. 8, 2021 19" 0"
Feb. 15, 2021 26" 3"
Feb. 22, 2021 31" 5"
Mar. 1, 2021 31" 5"
Mar. 8, 2021 0-9" no frost | 9-30" frost 0"
Mar. 15, 2021 0-11" no frost | 11-29" frost 0"
Mar. 22, 2021 0-13" no frost | 13-28" frost 0"
Mar. 29, 2021 0" 0"
Apr. 5, 2021 0" 0"

2019-2020

Date Frost Depth Under Bare Ground Frost Depth Under Sod
March 2, 2020 28" 0"
February 24, 2020 28" 0"
February 17, 2020 26" 0"
February 10, 2020 25" 2"
February 3, 2020 24" 0"
January 27, 2020 24" 0"
January 20, 2020 21" 0"
January 13, 2020 17" 3"
January 6, 2020 15" 0"
December 30, 2019 15" 0"
December 24, 2019 14" 0"
December 16, 2019 14" 0"
December 9, 2019 5" 0"
December 2, 2019 1" 0"
November 25, 2019 0" 0"