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NWS Transformation
Point Forecast:
Sioux Falls, Foss Field SD
43.58N 96.73W (Elev. 1447 ft)
Last Update: 2:41 pm CDT May 13, 2026
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Weather Elements
Fire Weather
Probabilistic Forecasts
(Experimental)
Description
|
Survey
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)
Surface Wind
kt
mph
km/h
m/s
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Snow
Freezing Rain
Sleet
Fog
Mixing Height
x100ft
x100m
Trans. Wind
kt
mph
km/h
m/s
Vent Rate (x1000 mph-ft)
Grassland Fire Danger Index
Quantitative Precipitation
3-hr
6-hr
12-hr
24-hr
info
0.10
0.25
0.50
1.00
Snowfall
3-hr
6-hr
12-hr
24-hr
info
0.1in
1in
3in
6in
12in
48-Hour Period Starting:
2pm Wed, May 13 2026
3pm Wed, May 13 2026
4pm Wed, May 13 2026
5pm Wed, May 13 2026
6pm Wed, May 13 2026
7pm Wed, May 13 2026
8pm Wed, May 13 2026
9pm Wed, May 13 2026
10pm Wed, May 13 2026
11pm Wed, May 13 2026
12am Thu, May 14 2026
1am Thu, May 14 2026
2am Thu, May 14 2026
3am Thu, May 14 2026
4am Thu, May 14 2026
5am Thu, May 14 2026
6am Thu, May 14 2026
7am Thu, May 14 2026
8am Thu, May 14 2026
9am Thu, May 14 2026
10am Thu, May 14 2026
11am Thu, May 14 2026
12pm Thu, May 14 2026
1pm Thu, May 14 2026
2pm Thu, May 14 2026
3pm Thu, May 14 2026
4pm Thu, May 14 2026
5pm Thu, May 14 2026
6pm Thu, May 14 2026
7pm Thu, May 14 2026
8pm Thu, May 14 2026
9pm Thu, May 14 2026
10pm Thu, May 14 2026
11pm Thu, May 14 2026
12am Fri, May 15 2026
1am Fri, May 15 2026
2am Fri, May 15 2026
3am Fri, May 15 2026
4am Fri, May 15 2026
5am Fri, May 15 2026
6am Fri, May 15 2026
7am Fri, May 15 2026
8am Fri, May 15 2026
9am Fri, May 15 2026
10am Fri, May 15 2026
11am Fri, May 15 2026
12pm Fri, May 15 2026
1pm Fri, May 15 2026
2pm Fri, May 15 2026
3pm Fri, May 15 2026
4pm Fri, May 15 2026
5pm Fri, May 15 2026
6pm Fri, May 15 2026
7pm Fri, May 15 2026
8pm Fri, May 15 2026
9pm Fri, May 15 2026
10pm Fri, May 15 2026
11pm Fri, May 15 2026
12am Sat, May 16 2026
1am Sat, May 16 2026
2am Sat, May 16 2026
3am Sat, May 16 2026
4am Sat, May 16 2026
5am Sat, May 16 2026
6am Sat, May 16 2026
7am Sat, May 16 2026
8am Sat, May 16 2026
9am Sat, May 16 2026
10am Sat, May 16 2026
11am Sat, May 16 2026
12pm Sat, May 16 2026
1pm Sat, May 16 2026
2pm Sat, May 16 2026
3pm Sat, May 16 2026
4pm Sat, May 16 2026
5pm Sat, May 16 2026
6pm Sat, May 16 2026
7pm Sat, May 16 2026
8pm Sat, May 16 2026
9pm Sat, May 16 2026
10pm Sat, May 16 2026
11pm Sat, May 16 2026
12am Sun, May 17 2026
1am Sun, May 17 2026
2am Sun, May 17 2026
3am Sun, May 17 2026
4am Sun, May 17 2026
5am Sun, May 17 2026
6am Sun, May 17 2026
7am Sun, May 17 2026
8am Sun, May 17 2026
9am Sun, May 17 2026
10am Sun, May 17 2026
11am Sun, May 17 2026
12pm Sun, May 17 2026
1pm Sun, May 17 2026
2pm Sun, May 17 2026
3pm Sun, May 17 2026
4pm Sun, May 17 2026
5pm Sun, May 17 2026
6pm Sun, May 17 2026
7pm Sun, May 17 2026
8pm Sun, May 17 2026
9pm Sun, May 17 2026
10pm Sun, May 17 2026
11pm Sun, May 17 2026
12am Mon, May 18 2026
1am Mon, May 18 2026
Date
05/13
05/14
Hour (CDT)
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
Temperature (°F)
75
76
76
77
77
77
76
73
71
67
63
59
59
57
57
55
55
55
58
62
67
71
74
77
Dewpoint (°F)
31
32
32
32
32
33
33
33
33
33
33
33
34
34
34
34
33
34
35
37
39
39
40
41
Wind Chill (°F)
Surface Wind (mph)
6
6
5
5
6
6
6
7
8
9
11
14
15
16
18
18
20
21
24
28
30
32
32
32
Wind Dir
NE
NNW
W
WSW
SSW
S
S
SSE
SE
SE
SSE
SSE
SSE
SSE
SSE
SSE
SSE
SSE
S
S
S
S
S
S
Gust
23
28
29
30
31
32
36
39
44
47
49
49
48
46
Sky Cover (%)
2
0
0
6
12
18
20
23
25
32
38
45
44
43
42
38
46
53
62
71
80
70
60
51
Precipitation Potential (%)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
6
9
12
12
12
12
Relative Humidity (%)
19
20
20
20
19
20
21
22
24
28
32
37
39
42
42
45
43
45
42
39
36
31
29
28
Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Chc
Chc
Chc
Chc
Thunder
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Snow
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Freezing Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Sleet
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Date
05/15
Hour (CDT)
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
Temperature (°F)
79
81
82
82
82
81
77
71
67
63
60
57
55
52
51
50
49
50
54
62
70
75
79
81
Dewpoint (°F)
42
43
44
46
47
49
47
47
47
47
46
46
46
46
45
45
43
43
42
41
40
39
37
36
Wind Chill (°F)
50
49
50
Surface Wind (mph)
31
29
25
23
20
16
14
10
7
6
5
3
3
2
2
2
1
2
3
6
9
11
13
14
Wind Dir
S
SSW
SSW
SSW
SW
SW
WSW
SSW
SW
SW
SSW
S
S
S
SSW
SW
WSW
W
W
WNW
WNW
WNW
WNW
WNW
Gust
43
38
33
30
26
24
22
20
22
23
Sky Cover (%)
44
37
30
32
35
37
53
44
30
49
30
30
28
24
19
12
12
16
11
7
2
2
2
2
Precipitation Potential (%)
9
7
4
6
9
11
19
16
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
3
Relative Humidity (%)
27
26
26
28
29
33
35
42
49
56
60
67
72
80
80
83
80
77
64
46
34
27
22
20
Rain
--
--
--
--
--
Chc
SChc
SChc
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Thunder
--
--
--
--
--
--
SChc
SChc
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Snow
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Freezing Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Sleet
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
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