Additional Heavy Rain and Flooding Concerns in Central Texas; Tropical Storm Chantal to Impact the Coastal Carolinas

Heavy rainfall and flooding concerns remain for today across Central Texas and the Hill Country, with scattered thunderstorms expected this afternoon and evening. Tropical Storm Chantal has formed and will bring heavy rainfall and flooding concerns to portions of the coastal Carolinas. Life-threatening surf and rip currents are expected from the Southeast to Mid-Atlantic. Read More >

Fall First Freeze Information

Current Freeze Watches		Quick Jumps	Current Freeze Warnings
MRCC's First Freeze Graphics	Climatological First Freeze Graphics	7 Day Minimum Temperature Forecast	Freeze Data for Specific Cities	Growing Season Data for Specific Cities

Click on Images to Enlarge

Midwestern Regional Climate Center Graphics

Lowest Minimum Temperature -38F to 10F

Midwestern Regional Climate Center Graphics

First Freeze Data:
32° F

Dates of First 32°F Freeze: Wyoming

Days since Most Recent 32°F Freeze	Date of Most Recent 32°F Freeze

Over past 14 days Number of Days <= 32°F	Growing Degree Days (base 42°F) Since Most Recent 32°F Freeze

Midwestern Regional Climate Center Graphics

First Hard Freeze Data:
28° F

Dates of First 28°F Freeze: Wyoming

Days since Most Recent 28°F Freeze	Date of Most Recent 28°F Freeze

Over past 14 days Number of Days <= 28°F	Growing Degree Days (base 42°F) Since Most Recent 28°F Freeze

Climatological First Freeze Graphics
Date of Median First 32° F Freeze	Date of Early First 32° F Freeze	Date of Late First 32° F Freeze

Date of Median First 28° F Freeze	Date of Early First 28° F Freeze	Date of Late First 28° F Freeze

7 Day Minimum Temperature Forecast
Tonight's Lows	Tomorrow Night's Lows	Night 3 Lows

Night 4 Lows	Night 5 Lows	Night 6 Lows

Night 7 Lows	6 - 10 Day Outlook	8 - 14 Day Outlook

More Information More Temperature and Precipitation Outlooks
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Climatological First Freeze Data

Location

County

Elev.
(ft)

Early

Average

Late

2024
33F-36F

2024
29F-32F

2024
<=28F

2023
<=32F

2022
<=32F

2021
<=32F

2020
<=32F

Clark 3NE
(1961-2021)

Park

4090

AUG 23
(2015)

SEP 17

OCT 15
(1963)

29 Aug

22 Sep

3 Oct

7 Oct

8 Oct

21 Sep

9 Sep

Cody Airport
(1915-2021)

Park

5100

AUG 21
(1945)

SEP 22

NOV 1
(1940)

1 Oct

1 Oct

19 Oct

25 Oct

17 Oct

11 Oct

7 Sep

(1916-2021)

Big Horn

4105

AUG 26
(1992)

SEP 19

OCT 17
(2015)

21 Sep

1 Oct

1 Oct

7 Oct

8 Oct

30 Sep

10 Sep

Greybull Airport

(1999-2021)

Big Horn

3935

SEP 9
(2020)

SEP 30

OCT 18
(2011)

22 Sep

1 Oct

23 Oct

13 Oct

12 Oct

21 Sep

9 Sep

Thermopolis
(1899-2021)

Hot Springs

4315

AUG 15
(1938)

SEP 22

OCT 19
(2007)

1 Oct

1 Oct

31 Oct

25 Oct

14 Oct

30 Sep

8 Sep

Worland Airport
(1960-2021)

Washakie

4245

SEP 2
(1974)

SEP 28

OCT 18
(1989)

13 Sep

22 Sep

1 Oct

7 Oct

8 Oct

21 Sep

8 Sep

Buffalo
(1899-2020)

Johnson

4670

AUG 15
(2012)

SEP 19

OCT 17
(1963)

M

M

M

M

16 Oct

M

8 Sep

Buffalo Airport
(1999-2021)

Johnson

4970

SEP 8
(2020)

SEP 30

OCT 19
(2011)

1 Oct

18 Oct

19 Oct

14 Oct

23 Oct

11 Oct

8 Sep

Kaycee
(1949-2021)

Johnson

4975

AUG 20
(1964)

SEP 16

OCT 16
(2015)

22 Sep

6 Oct

23 Oct

7 Oct

9 Oct

22 Sep

8 Sep

Moose
(1958-2021)

Teton

6470

AUG 1
(1995)

AUG 22

SEP 23
(1998)

M

M

M

15 Sep

10 Sep

29 Aug

8 Sep

Dubois
(1907-2021)

Fremont

6955

AUG 1
(1927)

AUG 26

SEP 21
(1990)

15 Aug

29 Aug

22 Sep

24 Sep

11 Sep

4 Sep

8 Sep

Riverton
(1907-2021)

Fremont

4950

AUG 7
(1912)

SEP 17

OCT 12
(2015)

14 Sep

1 oct

19 Oct

7 Oct

8 Oct

21 Sep

8 Sep

Lander (town)
(1999-2020)

Fremont

5320

AUG 31
(2005)

SEP 15

SEP 20
(2017)

13 Sep

1 Oct

19 Oct

23 Sep

M

M

7 Sep

Lander Hunt Field
(1891-2021)

Fremont

5585

AUG 22
(1904)

SEP 25

OCT 25
(2010)

22 Sep

1 oct

19 Oct

14 oct

16 Oct

21 Sep

7 Sep

Jeffrey City
(1964-2021)

Fremont

6320

AUG 10
(2014)

SEP 10

OCT 5
(2001)

26 Aug

13 Sep

21 Sep

24 Sep

14 Sep

21 Sep

31 Aug

Casper Airport
(1939-2021)

Natrona

5320

AUG 23
(2015)

SEP 20

OCT 28
(1940)

29 Aug

14 Sep

1 Oct

6 Oct

25 Sep

17 Sep

7 Sep

Location

County

Elev.
(ft)

Early

Average

Late

2024
33F-36F

2024
29F-32F

2024
<=28F

2023
<=32F

2022
<=32F

2021
<=32F

2020
<=32F

Afton
(1957-2021)

Lincoln

6245

AUG 2
(1975)

AUG 25

SEP 24
(1963)

27 Aug

29 Aug

1 Oct

23 Sep

2 Sep

4 Sep

31 Aug

Bedford 3 SE
(1975-2021)

Lincoln

6425

AUG 1
(2000)

AUG 27

OCT 2
(1990)

27 Aug

29 Aug

29 Aug

1 Sep

10 Sep

29 Aug

1 Sep

Boulder Rearing Station
(1989-2021)

Sublette

6940

AUG 1
(1995)

AUG 21

SEP 19
(2013)

14 Aug

27 Aug

29 Aug

31 Aug

9 Sep

10 Aug

30 Aug

Big Piney Airport
(1998-2021)

Sublette

6975

AUG 4
(2016)

AUG 24

SEP 19
(2013)

15 Aug

27 Aug

29 Aug

31 Aug

10 Sep

10 Aug

31 Aug

Fossil Butte
(1990-2021)

Lincoln

6780

AUG 1
(1995)

AUG 24

SEP 19
(2013)

27 Aug

27 Aug

29 Aug

31 Sug

13 Sep

27 Aug

16 Aug

Green River
(1905-2021)

Sweetwater

6130

AUG 4
(1980)

SEP 11

OCT 23
(2015)

13 Sep

19 Oct

25 Oct

24 Sep

14 oct

21 Sep

8 Sep

Rock Springs Apt.
(1948-2021)

Sweetwater

6760

SEP 1
(1973)

SEP 21

OCT 24
(1963)

13 Sep

18 Oct

19 Oct

7 Oct

5 Oct

21 Sep

7 Sep

*Month Day* = record earliest freeze *Month Day* = Record latest freeze

*** Data Updated on December 10, 2024 ***

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td>

Growing Season Data
Location								County	Elev. (ft)	Longest Growing Season	Average Growing Season (Days)	Shortest Growing Season	2024		2023	2022	2021	2020
Clark 3 NE (1961-2021)								Park	4090	150 (2013)	116	71 (1976)	94		149	135	113	123
Deaver (1916-2021)								Big Horn	4105	165 (2017, 2018)	124	86 (1992)	103	160	138	157	123	151
Thermopolis (1899-2021)								Hot Springs	4315	181 (2007)	128	65 (1938)	142		178	144	143	139
Worland (1960-2021)								Washakie	4245	176 (1989)	140	102 (1974 )	94		160	114	132	122
Buffalo (1899-2020)								Johnson	4670	156 (1998)	120	57 (1904)	M		153	M	M	120
Kaycee (1949-2021)								Johnson	4975	147 (2015)	113	56 (1904)	135		157	138	131	105
Moose (1958-2021)								Teton	6470	104 (1961)	51	0 (1995)	M	125	80	77	89	82
Dubois (1907-2021)								Fremont	6955	111 (2017)	61	0 (1995)	94		86	94	83	80
Riverton (1907-2021)								Fremont	4950	159 (1998)	119	67 (1989)	129		161	138	134	106
Lander (town) (1999-2020)								Fremont	5320	139 (2018)	102	81 (2000, 2005)	122		137	M	M	118
Lander Apt. (1891-2021)								Fremont	5585	170 (1987)	122	57 (1904)	129		168	146	133	118
Jeffrey City (1964-2021)								Fremont	6320	130 (2021)	101	53 (1985, 1993)	103		135	104	130	96
Casper Apt. (1939-2021)								Natrona	5320	165 (1963)	121	78 (1972)	109		148	122	112	80
Location								County	Elev. (ft)	Longest Growing Season	Average Growing Season (Days)	Shortest Growing Season	2024		2023	2022	2021	2020
Afton (1957-2021)								Lincoln	6245	111 (2017)	56	8 (2015)	70		92	67	83	62
Bedford 3 SE (1975-2021)								Lincoln	6425	109 (1990)	63	5(2000)	55		93	79	77	82
Boulder Rearing Station (1989-2021)								Sublette	6940	86 (2013)	53	19 (2016)	59		69	81	58	72
Big Piney (1998-2021)								Sublette	6975	87 (2013)	58	2 (1987)	54		105	57	58	46
Fossil Butte (1990-2021)								Lincoln	6780	89 (2013)	50	0 (1995)	52		67	73	74	31
Green River (1905-2021)								Sweetwater	6130	149 (2015)	100	45 (1968)	146		147	141	131	106
Rock Springs Apt. (1948-2021)								Sweetwater	6760	155 (1963)	116	73 (1973)	146		152	136	131	105
Updated 5 December 2024 M = missing data during the period. Growing Season = Number of Days between last Spring Freeze and first Fall freeze (<= 32°F)															Top of Page

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