Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

New Moon 1%

08:12

16:12

15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:19, Set: 16:44, Transit: 12:02. Moon - Rise: 08:12, Set: 16:12. Civil Dark: 17:14 - 06:49. Nautical Dark: 17:48 - 06:15. Astro Dark: 18:20 - 05:43

Total Clouds (% Sky Obscured)

26
15
24
26
22
26
28
25
15
27
0
1
4
26
8
47
41
32
75
62
57
69
93
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
20
25
55
20
21
17
19
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
9
17
9
4
4
3
2
8
10

High Clouds (% Sky Obscured)

6
8
5
2
2
7
2
0
0
2
0
0
4
26
3
3
0
0
2
8
9
31
77
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
1
4
7
7
7
12
22
28
33
24
21
14
9
7
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
24
25
19
18
18
18
17
16
17
15
17
17
14
14
12
11
12
12
12
15
16
18
16

Chance of Frost

Temperature (°C)

8
6
5
4
4
4
4
3
3
3
2
2
2
2
1
0
-1
1
3
3
4
4
4
4

Feels Like (°C)

-3
-3
-4
-4
-4
-4
-3
-4
-4
-4
-4
-4
-5
-4
-4
-4
-5
-4
-3
-2
-3
-3
-3
-3

Dew Point (°C)

-11
-12
-12
-12
-11
-11
-11
-11
-11
-11
-11
-10
-10
-9
-9
-8
-7
-7
-6
-6
-6
-6
-6
-7

Relative Humidity (%)

25
26
27
30
33
34
35
35
35
36
39
39
41
45
49
54
61
54
52
52
49
48
46
44

Pressure (mb)

1003
1003
1004
1005
1006
1006
1006
1006
1007
1007
1008
1009
1009
1009
1010
1011
1012
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

272
273
274
274
277
277
278
278
279
279
278
278
278
278
280
280
280
279
280
280
279
278
278
278

Saturday 20

Waxing Crescent 3%

08:56

17:07

15 Bad
16 Bad
17 OK
18 OK
19 Good
20 OK
21 OK
22 OK
23 OK
00 OK
01 Good
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:19, Set: 16:44, Transit: 12:02. Moon - Rise: 08:56, Set: 17:07. Civil Dark: 17:14 - 06:49. Nautical Dark: 17:48 - 06:16. Astro Dark: 18:21 - 05:43

Total Clouds (% Sky Obscured)

67
76
35
36
13
24
36
24
28
38
12
40
19
52
52
86
100
100
100
36
52
100
68
81

Low Clouds (% Sky Obscured)

19
17
6
3
8
19
8
1
11
22
1
1
0
0
0
0
0
0
0
0
0
3
3
0

Medium Clouds (% Sky Obscured)

10
13
2
0
1
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
4
0
4
0
2
5
4
4
4
4
30
5
47
52
82
100
100
100
19
31
100
51
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
5
3
5
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
3
1
2
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
9
7
5
5
5
6
6
6
6
6
6
5
6
6
5
4
4
3
5
7
9
11
11

Chance of Frost

Temperature (°C)

4
2
-1
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-4
-3
-3
-3
-2
-1
2
3
5
7
7

Feels Like (°C)

-1
-3
-5
-5
-6
-4
-5
-7
-7
-7
-7
-7
-7
-8
-8
-6
-7
-6
-4
-2
-1
1
2
2

Dew Point (°C)

-6
-6
-7
-7
-6
-5
-5
-6
-6
-6
-6
-7
-7
-8
-9
-8
-8
-8
-7
-7
-6
-6
-5
-4

Relative Humidity (%)

47
54
62
67
72
79
84
84
84
84
81
78
75
70
66
67
67
64
60
55
51
46
42
45

Pressure (mb)

1013
1014
1016
1017
1018
1019
1019
1020
1020
1019
1020
1020
1020
1019
1019
1020
1019
1019
1019
1018
1016
1014
1013
1013

Ozone (du)

277
274
273
273
274
275
274
273
273
272
271
271
270
270
268
266
266
265
264
264
265
265
264
264

Sunday 21

Waxing Crescent 8%

09:33

18:09

15 Bad
16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK

Sun - Rise: 07:20, Set: 16:45, Transit: 12:03. Moon - Rise: 09:33, Set: 18:09. Civil Dark: 17:15 - 06:50. Nautical Dark: 17:49 - 06:16. Astro Dark: 18:21 - 05:44

Total Clouds (% Sky Obscured)

68
47
14
2
1
2
4
3
4
2
20
19
0
1
1
0
0
1
0
0
0
0
0
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

68
47
8
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
1
1
0
0
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
8
8
7
6
6
6
6
6
7
7
7
8
8
8
8
8
8
9
11
15
15
16
16

Chance of Frost

Temperature (°C)

6
3
0
-1
-1
-1
-1
-1
-2
-1
-1
-1
-1
-1
-1
-1
-1
-0
3
7
9
9
9
8

Feels Like (°C)

1
-0
-3
-3
-3
-3
-4
-4
-4
-4
-4
-5
-5
-4
-4
-4
-4
-3
1
3
4
4
3
3

Dew Point (°C)

-3
-3
-3
-3
-3
-3
-4
-4
-5
-5
-5
-6
-6
-6
-6
-6
-7
-6
-6
-6
-7
-7
-8
-8

Relative Humidity (%)

53
64
80
83
83
83
83
80
78
75
74
72
71
70
70
68
67
63
52
40
33
33
30
31

Pressure (mb)

1013
1014
1015
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1017
1017
1017
1016
1015
1014
1014
1014

Ozone (du)

263
262
261
261
262
261
260
259
258
259
260
262
261
261
262
261
263
264
265
266
264
265
267
268

Monday 22

Waxing Crescent 7%

10:05

19:14

15 OK
16 OK
17 Good
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 Good
11 Good
12 Good
13 OK
14 OK

Sun - Rise: 07:20, Set: 16:46, Transit: 12:03. Moon - Rise: 10:05, Set: 19:14. Civil Dark: 17:15 - 06:50. Nautical Dark: 17:49 - 06:17. Astro Dark: 18:22 - 05:44

Total Clouds (% Sky Obscured)

14
27
11
22
45
43
52
63
97
97
58
60
81
66
51
57
58
43
22
2
3
10
40
32

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
23
33
18
7
0
0
0
0
0

High Clouds (% Sky Obscured)

1
5
11
22
45
43
52
63
97
97
58
60
81
66
51
57
58
39
20
0
1
2
10
32

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
12
9
8
8
7
6
6
6
6
5
5
5
5
5
5
5
5
4
5
5
7
8
9

Chance of Frost

Temperature (°C)

7
5
1
0
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
1
4
6
8
9
8

Feels Like (°C)

2
0
-3
-3
-3
-4
-4
-4
-3
-5
-5
-4
-4
-6
-5
-4
-5
-4
-1
2
4
5
5
4

Dew Point (°C)

-8
-8
-9
-9
-9
-9
-10
-10
-10
-11
-11
-12
-12
-13
-13
-14
-14
-14
-14
-14
-14
-15
-16
-14

Relative Humidity (%)

32
39
48
51
52
52
51
50
50
49
47
45
44
42
41
40
39
37
31
25
21
17
15
19

Pressure (mb)

1015
1016
1017
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1019
1018
1016
1015
1015

Ozone (du)

268
268
268
267
266
264
264
264
265
264
262
261
259
257
257
256
256
258
255
256
254
254
255
253

Tuesday 23

Waxing Crescent 14%

10:32

20:19

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:21, Set: 16:46, Transit: 12:04. Moon - Rise: 10:32, Set: 20:19. Civil Dark: 17:16 - 06:51. Nautical Dark: 17:50 - 06:17. Astro Dark: 18:22 - 05:45

Total Clouds (% Sky Obscured)

82
99
75
94
90
77
59
60
27
43
35
46
56
15
25
35
50
61
63
59
55
49
43
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
7
11
18
24
31
37
42
45
40
38
33
31

Medium Clouds (% Sky Obscured)

0
5
0
0
0
2
3
0
1
2
0
23
7
10
2
2
3
5
5
16
15
29
26
10

High Clouds (% Sky Obscured)

72
99
75
90
86
71
54
41
25
17
5
5
5
0
24
35
50
52
29
5
4
2
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
3
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
11
5
7
17
19
15
24
32
37
45
41
25
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

8
6
6
6
5
5
4
5
5
5
4
4
5
6
7
6
6
6
6
7
7
8
9
11

Chance of Frost

Temperature (°C)

7
4
1
-0
-0
-1
-1
-1
-1
-1
-1
-1
-0
-1
-1
-1
-1
-1
2
3
5
5
6
7

Feels Like (°C)

4
-1
-4
-4
-4
-5
-5
-4
-5
-4
-5
-5
-4
-5
-3
-3
-3
-3
-3
-3
-4
2
3
3

Dew Point (°C)

-11
-12
-12
-13
-13
-13
-14
-14
-14
-14
-13
-13
-12
-13
-13
-13
-12
-13
-11
-10
-10
-10
-9
-9

Relative Humidity (%)

25
30
36
39
39
37
35
35
35
37
38
39
40
41
41
40
40
39
38
37
34
33
33
32

Pressure (mb)

1015
1016
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1017
1017
1017
1017
1016
1016
1015
1013
1012

Ozone (du)

251
250
249
248
249
250
249
249
249
251
251
252
254
255
255
254
253
252
252
252
252
251
251
250

Wednesday 24

Waxing Crescent 22%

10:56

21:25

15 Bad
16 OK
17 OK
18 OK
19 Good
20 OK
21 OK
22 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:21, Set: 16:47, Transit: 12:04. Moon - Rise: 10:56, Set: 21:25. Civil Dark: 17:17 - 06:51. Nautical Dark: 17:50 - 06:18. Astro Dark: 18:23 - 05:45

Total Clouds (% Sky Obscured)

36
32
24
16
9
20
31
42
40
42
56
43
42
42
47
46
39
43
48
53
54
55
54
55

Low Clouds (% Sky Obscured)

29
27
20
12
3
2
1
0
12
23
37
39
41
42
43
39
35
26
25
24
28
32
35
41

Medium Clouds (% Sky Obscured)

6
5
4
3
3
5
7
12
16
23
35
28
27
19
11
9
6
7
8
9
24
37
49
36

High Clouds (% Sky Obscured)

5
5
3
2
0
1
2
3
7
11
16
11
7
3
2
1
0
26
48
53
48
25
10
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Sleet
Sleet
Snow
Snow

Precipitation Probability (%)

23
4
7
11
1
3
6
3
6
14
21
31
40
46
60
66
53
62
62
50
63
67
61
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.4
0.5
0.3
0.3
0.3
0.1
0.2
0.3
0.2
0.3

Wind Speed/Direction (mph)

10
9
9
8
8
8
8
7
7
7
7
7
8
8
8
9
10
11
14
17
19
18
18
17

Chance of Frost

Temperature (°C)

5
4
2
1
0
-1
-1
-0
0
0
0
0
-0
-0
-1
-1
-1
-1
1
3
5
4
3
3

Feels Like (°C)

3
5
5
-2
-2
-2
-2
-2
-2
-3
-3
-3
-2
-2
-3
-3
-4
-4
-4
-4
-4
1
0
-1

Dew Point (°C)

-8
-6
-5
-6
-5
-5
-6
-5
-5
-5
-4
-4
-4
-3
-3
-3
-3
-3
-3
-2
-2
-2
-1
-1

Relative Humidity (%)

39
49
60
62
67
70
68
70
70
70
73
74
78
83
86
86
87
89
77
69
61
66
72
77

Pressure (mb)

1013
1013
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1010

Ozone (du)

251
251
252
251
250
249
249
249
250
249
248
247
248
249
250
251
253
254
256
258
261
264
268
271

Thursday 25

Waxing Crescent 31%

11:19

22:31

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 Good

Sun - Rise: 07:21, Set: 16:47, Transit: 12:05. Moon - Rise: 11:19, Set: 22:31. Civil Dark: 17:17 - 06:51. Nautical Dark: 17:51 - 06:18. Astro Dark: 18:23 - 05:45

Total Clouds (% Sky Obscured)

56
58
58
57
54
62
57
43
24
25
25
21
10
11
11
10
10
9
8
7

Low Clouds (% Sky Obscured)

47
57
47
35
24
25
22
18
15
13
11
9
9
8
7
5
5
3
2
0

Medium Clouds (% Sky Obscured)

26
20
19
15
2
2
2
2
2
1
1
1
1
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
24
25
25
21
10
9
7
6
4
3
3
3

ISS Passover

Visibility (miles)

5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

Snow
Snow
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

62
48
56
58
59
62
64
69
72
68
61
59
59
58
61
54
21
23
21
5

Precipitation Amount (mm)

0.2
0.2
0
0.2
0.3
0.3
0.3
0.5
0.5
0.4
0.3
0.2
0.2
0.2
0.2
0.2
0
0
0
0

Wind Speed/Direction (mph)

14
11
9
7
6
4
4
4
4
5
7
8
8
9
9
9
10
10
12
14

Chance of Frost

Temperature (°C)

2
1
0
-1
-1
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-1
1

Feels Like (°C)

-1
-2
-2
-5
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-4
-5
-5
-5
-5
-5

Dew Point (°C)

-1
-1
-1
-2
-4
-5
-5
-5
-5
-5
-5
-5
-5
-6
-5
-6
-6
-7
-8
-9

Relative Humidity (%)

83
86
91
87
84
81
82
84
84
84
86
86
86
82
82
79
76
75
60
49

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

274
276
278
277
275
273
272
271
270
269
269
268
267
267
266
268
271
273
273
272

Forecast for Haver, Park, United States of America (39.03,-105.99)

Generated: 19/12/25 15:11:27. Forecast: 19/12/25 to 25/12/25. Timezone: UTC-7.00