OK33 Coop Summary

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Cooperative Observer Station Summary

FORT SUPPLY DAM (343304)
*

WOODWARD County

Climate Division: 2
*

Latitude: 3633N;     Longitude: 09932W

Elevation: 2029 ft
*

Precipitation Period of Record:

1940/07-2010/10 ( 97%)
*

Temperature Period of Record:

1940/07-2010/10 ( 96%)

 

Monthly Averages (1971-2000)

 

Temperature (deg Fahrenheit)

Precipitation (inches)

Snowfall and Sleet (inches)

 

Daily Max

Daily Min

Daily Avg

Monthly Average

Monthly Average

January

NA
NA
NA
.62
3.4

February

NA
NA
NA
.89
4.2

March

NA
NA
NA
2.14
2.3

April

NA
NA
NA
2.16
.6

May

77.5
53.4
65.2
4.17
.0

June

87.1
63.4
75.0
3.20
.0

July

93.1
68.2
80.4
2.43
.0

August

91.8
66.4
78.9
2.56
.0

September
84.0
58.0
70.8
2.29
.0

October

NA
NA
NA
1.95
.0

November

NA
NA
NA
1.38
.9

December

NA
NA
NA
.88
3.0

Annual

NA
NA
NA
24.54
15.1

Average Number of Days Per Month (1971-2000)

 

Temperature

Precipitation

Snowfall and Sleet

 

Max>100

Max>90

Max<32

Min<32

Min<0

any

meas

0.10"+

0.25"+

0.50"+

1.00"+

any

meas

0.50"+

1.00"+

Glazing

Jan
NA
NA
NA
NA
NA
6
3
2
1
*
*
3
2
2
1
3

Feb
NA
NA
NA
NA
NA
6
4
2
1
1
*
2
2
2
1
2

Mar
NA
NA
NA
NA
NA
7
6
4
3
2
1
1
1
1
1
1

Apr
NA
NA
NA
NA
NA
8
6
4
3
2
*
*
*
*
*
*

May
*
3
0
*
0
11
9
6
4
3
1
*
0
0
0
0

Jun
2
12
0
0
0
9
7
5
4
2
1
0
0
0
0
0

Jul
5
23
0
0
0
7
6
4
3
2
1
0
0
0
0
0

Aug
5
21
0
0
0
8
6
4
3
2
1
0
0
0
0
0

Sep
1
10
0
*
0
8
6
4
3
2
1
0
0
0
0
0

Oct
NA
NA
NA
NA
NA
6
4
3
2
1
*
*
*
*
*
*

Nov
NA
NA
NA
NA
NA
6
4
3
2
1
*
1
*
*
*
*

Dec
NA
NA
NA
NA
NA
6
3
2
1
1
*
2
1
1
1
2

Ann
NA
NA
NA
NA
NA
86
65
42
28
16
6
9
7
6
5
9

Exceedence Values (2 in 10 years)

Month

Maximum Temperature Higher Than:

Minimum Temperature Lower Than:

Precipitation Less Than:

Precipitation Greater Than:

January

76
-4
.11
1.06

February

82
0
.16
1.72

March

88
8
.32
2.75

April

94
23
.81
3.11

May

99
34
1.59
5.85

June

103
47
1.24
5.19

July

106
55
1.02
3.46

August

106
53
1.09
4.06

September
102
36
1.13
3.14

October

94
24
.33
3.47

November

84
9
.11
2.29

December

76
-2
.20
1.29

Annual

108
-8
18.58
28.94

Monthly Extremes

 

Temperature (F) (1940-2010)

Precipitation (inches) (1940-2010)

Snowfall (1940-2010)

 

Record High

Record Low

Monthly Max

Daily Max

Monthly Max

Daily Max

Greatest Depth

Jan
86
(21st, 1986)
-18
( 4th, 1947)
3.56" (1949)
1.86" ( 5th, 2005)
15.0" (1987)
7.0" (22nd, 1973)
11.0" ( 7th, 1988)

Feb
92
(12th, 1962)
-12
( 1st, 1951)
3.98" (1985)
1.85" (23rd, 1985)
30.0" (1971)
13.0" (22nd, 1971)
24.0" (23rd, 1971)

Mar
95
(11th, 1989)
-10
(11th, 1948)
6.78" (2000)
2.04" (31st, 2007)
23.0" (2009)
22.0" (28th, 2009)
22.0" (28th, 2009)

Apr
99
(18th, 2006)
17
( 7th, 2009)
7.21" (1999)
2.12" (22nd, 1944)
9.0" (1983)
7.0" ( 9th, 1973)
7.0" ( 9th, 1973)

May
105
(18th, 1996)
27
( 4th, 2008)
11.63" (1982)
6.58" (10th, 1979)
.0" (1950)
.0" (25th, 1950)
.0" -

Jun
110
(15th, 1953)
36
( 6th, 1998)
9.36" (2005)
5.71" (13th, 2002)
.0" -
.0" -
.0" -

Jul
110
(19th, 1978)
45
(26th, 2004)
12.23" (1950)
4.94" (20th, 1986)
.0" -
.0" -
.0" -

Aug
109
( 6th, 1964)
40
(26th, 2010)
8.45" (1974)
4.36" (29th, 1974)
.0" -
.0" -
.0" -

Sep
108
( 3rd, 1947)
29
(30th, 1984)
5.60" (1962)
2.85" (28th, 1945)
.0" -
.0" -
.0" -

Oct
98
( 1st, 1977)
15
(30th, 1993)
9.78" (2000)
5.22" (10th, 1985)
3.0" (1970)
3.0" ( 9th, 1970)
2.0" ( 9th, 1970)

Nov
91
( 9th, 2006)
1
(13th, 1940)
4.73" (2004)
2.30" ( 1st, 1981)
12.0" (1972)
5.2" (22nd, 1992)
6.0" (19th, 1972)

Dec
86
(24th, 1955)
-13
(23rd, 1989)
4.73" (2006)
2.81" (16th, 1984)
14.0" (1987)
10.0" (14th, 1987)
14.0" (15th, 1987)

Annual
110
(Jun 15, 1953)
-18
(Jan 4, 1947)
12.23" (Jul 1950)
6.58" (May 10, 1979)
30.0" (Feb 1971)
22.0" (Mar 28, 2009)
24.0" (Feb 23, 1971)

First Freezing Temperature in Fall

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

October  26
October  20
October   3

2 Years in 10
October  30
October  24
October   8

5 Years in 10
November  10
November   2
October  22

Last Freezing Temperature in Spring

Probability

24 F or Lower

28 F or Lower

32 F or Lower

1 Year in 10

April  10
April  16
May   3

2 Years in 10
April   5
April  13
April  23

5 Years in 10
March  23
April   2
April  14

Number of Days in Growing Season

Probability

Higher Than 24 F

Higher Than 28 F

Higher Than 32 F

9 Years in 10
206
186
166

8 Years in 10
213
196
172

5 Years in 10
231
213
189

2 Years in 10
245
227
205

1 Year in 10

255
232
211

Precipitation Quantiles (Inches)

PERCENT

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

ANNUAL

MEAN
.62
.89
2.14
2.16
4.17
3.20
2.43
2.56
2.29
1.95
1.38
.88
24.54

10%
.03
.06
.09
.64
1.25
1.00
.69
.60
.23
.12
.00
.03
15.96

20%
.11
.16
.32
.81
1.59
1.24
1.02
1.09
1.13
.33
.11
.20
18.58

30%
.20
.35
.82
1.03
2.04
2.04
1.31
1.45
1.48
.69
.25
.29
20.27

40%
.26
.56
1.08
1.15
2.58
2.57
1.56
1.73
1.70
.92
.52
.34
22.52

50%
.38
.74
1.35
1.84
3.63
3.08
1.72
2.20
2.03
1.17
.65
.48
23.68

60%
.53
.98
1.79
2.03
4.38
3.55
2.62
2.89
2.42
1.92
.92
.77
25.19

70%
.83
1.26
2.29
2.55
4.84
4.22
2.95
3.58
2.65
2.84
1.41
1.06
26.10

80%
1.06
1.72
2.75
3.11
5.85
5.19
3.46
4.06
3.14
3.47
2.29
1.29
28.94

90%
1.46
2.60
4.51
4.31
7.50
6.47
5.58
5.23
4.47
5.91
2.97
1.94
32.18