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NWS Transformation
Point Forecast:
4 Miles NE Chicago IL
41.88N 87.62W
Last Update: 6:06 pm CDT Mar 17, 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
20ft Wind
kt
mph
km/h
m/s
Vent Rate (x1000 mph-ft)
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:
6pm Tue, Mar 17 2026
7pm Tue, Mar 17 2026
8pm Tue, Mar 17 2026
9pm Tue, Mar 17 2026
10pm Tue, Mar 17 2026
11pm Tue, Mar 17 2026
12am Wed, Mar 18 2026
1am Wed, Mar 18 2026
2am Wed, Mar 18 2026
3am Wed, Mar 18 2026
4am Wed, Mar 18 2026
5am Wed, Mar 18 2026
6am Wed, Mar 18 2026
7am Wed, Mar 18 2026
8am Wed, Mar 18 2026
9am Wed, Mar 18 2026
10am Wed, Mar 18 2026
11am Wed, Mar 18 2026
12pm Wed, Mar 18 2026
1pm Wed, Mar 18 2026
2pm Wed, Mar 18 2026
3pm Wed, Mar 18 2026
4pm Wed, Mar 18 2026
5pm Wed, Mar 18 2026
6pm Wed, Mar 18 2026
7pm Wed, Mar 18 2026
8pm Wed, Mar 18 2026
9pm Wed, Mar 18 2026
10pm Wed, Mar 18 2026
11pm Wed, Mar 18 2026
12am Thu, Mar 19 2026
1am Thu, Mar 19 2026
2am Thu, Mar 19 2026
3am Thu, Mar 19 2026
4am Thu, Mar 19 2026
5am Thu, Mar 19 2026
6am Thu, Mar 19 2026
7am Thu, Mar 19 2026
8am Thu, Mar 19 2026
9am Thu, Mar 19 2026
10am Thu, Mar 19 2026
11am Thu, Mar 19 2026
12pm Thu, Mar 19 2026
1pm Thu, Mar 19 2026
2pm Thu, Mar 19 2026
3pm Thu, Mar 19 2026
4pm Thu, Mar 19 2026
5pm Thu, Mar 19 2026
6pm Thu, Mar 19 2026
7pm Thu, Mar 19 2026
8pm Thu, Mar 19 2026
9pm Thu, Mar 19 2026
10pm Thu, Mar 19 2026
11pm Thu, Mar 19 2026
12am Fri, Mar 20 2026
1am Fri, Mar 20 2026
2am Fri, Mar 20 2026
3am Fri, Mar 20 2026
4am Fri, Mar 20 2026
5am Fri, Mar 20 2026
6am Fri, Mar 20 2026
7am Fri, Mar 20 2026
8am Fri, Mar 20 2026
9am Fri, Mar 20 2026
10am Fri, Mar 20 2026
11am Fri, Mar 20 2026
12pm Fri, Mar 20 2026
1pm Fri, Mar 20 2026
2pm Fri, Mar 20 2026
3pm Fri, Mar 20 2026
4pm Fri, Mar 20 2026
5pm Fri, Mar 20 2026
6pm Fri, Mar 20 2026
7pm Fri, Mar 20 2026
8pm Fri, Mar 20 2026
9pm Fri, Mar 20 2026
10pm Fri, Mar 20 2026
11pm Fri, Mar 20 2026
12am Sat, Mar 21 2026
1am Sat, Mar 21 2026
2am Sat, Mar 21 2026
3am Sat, Mar 21 2026
4am Sat, Mar 21 2026
5am Sat, Mar 21 2026
6am Sat, Mar 21 2026
7am Sat, Mar 21 2026
8am Sat, Mar 21 2026
9am Sat, Mar 21 2026
10am Sat, Mar 21 2026
11am Sat, Mar 21 2026
12pm Sat, Mar 21 2026
1pm Sat, Mar 21 2026
2pm Sat, Mar 21 2026
3pm Sat, Mar 21 2026
4pm Sat, Mar 21 2026
5pm Sat, Mar 21 2026
6pm Sat, Mar 21 2026
7pm Sat, Mar 21 2026
8pm Sat, Mar 21 2026
9pm Sat, Mar 21 2026
10pm Sat, Mar 21 2026
11pm Sat, Mar 21 2026
12am Sun, Mar 22 2026
1am Sun, Mar 22 2026
2am Sun, Mar 22 2026
3am Sun, Mar 22 2026
4am Sun, Mar 22 2026
5am Sun, Mar 22 2026
Date
03/17
03/18
Hour (CDT)
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
Temperature (°F)
23
23
23
23
23
23
23
23
23
24
24
25
26
27
28
30
31
33
36
37
39
40
40
40
Dewpoint (°F)
8
9
10
12
14
15
16
17
18
20
21
21
22
22
22
23
24
26
28
29
31
32
33
34
Wind Chill (°F)
14
13
13
13
13
13
12
12
12
12
12
13
14
15
17
19
21
24
27
30
32
34
35
35
Surface Wind (mph)
9
9
9
9
9
10
10
11
13
13
14
14
15
15
15
14
14
13
13
11
10
9
8
8
Wind Dir
SW
SW
SW
SSW
SSW
SSW
SSW
S
S
S
S
S
S
S
S
S
S
S
SSW
SSW
SSW
SW
SW
SW
Gust
16
18
20
21
21
21
21
21
20
20
18
16
Sky Cover (%)
81
82
88
94
100
100
100
100
100
100
100
99
98
97
93
89
85
78
72
65
63
62
60
53
Precipitation Potential (%)
0
0
0
0
9
17
39
62
95
100
95
90
55
21
18
13
10
10
10
0
0
0
0
0
Relative Humidity (%)
51
54
58
63
68
71
74
76
81
85
87
87
85
82
79
76
74
73
72
73
73
73
74
76
Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Thunder
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Snow
--
--
--
--
--
SChc
Chc
Lkly
Ocnl
Ocnl
Ocnl
Ocnl
Lkly
SChc
SChc
--
--
--
--
--
--
--
--
--
Freezing Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Sleet
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Date
03/19
Hour (CDT)
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
Temperature (°F)
40
39
39
39
38
38
37
37
37
37
38
38
38
38
39
39
40
42
43
44
45
45
45
44
Dewpoint (°F)
34
34
34
35
35
35
35
35
35
35
35
35
35
36
36
37
38
39
40
41
41
41
40
39
Wind Chill (°F)
35
34
34
35
35
34
34
33
33
34
34
34
35
35
35
36
37
39
40
41
42
42
41
40
Surface Wind (mph)
8
7
7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
6
7
6
Wind Dir
SW
WSW
SW
SW
SSW
SSW
SSW
SSW
SSW
SSW
SSW
SSW
SSW
SSW
SSW
S
S
SSW
WSW
W
WNW
N
N
N
Gust
10
Sky Cover (%)
46
39
53
67
81
84
88
91
91
91
91
91
90
90
78
65
53
47
41
35
38
41
44
44
Precipitation Potential (%)
0
2
2
2
2
2
2
34
34
34
34
34
34
30
30
30
30
30
30
5
5
5
5
5
Relative Humidity (%)
79
81
84
86
87
90
92
93
94
93
91
91
90
90
91
91
91
91
90
89
86
83
82
83
Rain
--
--
--
--
--
--
--
Chc
Chc
Chc
Chc
Chc
Chc
Chc
Chc
Chc
Chc
Chc
Chc
--
--
--
--
--
Thunder
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Snow
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Freezing Rain
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Sleet
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
International System of Units
Forecast Discussion
7-Day Forecast
Hourly Weather Graph
Graphical Hazardous Weather Outlook
Hazardous Weather
Regional Weather Conditions
Past Weather Information