Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 68%

13:01

01:31

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

Sun - Rise: 07:01, Set: 16:16, Transit: 11:39. Moon - Rise: 13:01, Set: 01:31. Civil Dark: 16:48 - 06:29. Nautical Dark: 17:23 - 05:54. Astro Dark: 17:58 - 05:20

Total Clouds (% Sky Obscured)

89
76
70
63
38
21
25
30
23
28
33
11
3
4
57
90
90
78
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
45
45
35
38
21
25
30
23
26
25
1
0
0
0
0
0
0
0
0
0
0
4
0

Medium Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
13
44
83
62
87
100
100
100
96
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
5
18
11
3
3
54
76
55
57
83
100
100
100
98
67

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
6
7
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
0
0
0
0
0
0
0
0
0
0
0
0
0
14
3
2

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
10
9
8
11
12
13
13
12
12
11
8
8
5
4
3
2
1
1
2
2
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-9
-9
-9
-10
-11
-11
-11
-11
-10
-9
-9
-9
-9
-9
-9
-10
-9
-9
-9
-8
-8

Relative Humidity (%)

63
64
64
64
60
56
51
45
43
41
41
45
50
56
60
62
62
62
61
63
64
62
67
67

Pressure (mb)

1021
1022
1023
1024
1025
1026
1027
1027
1028
1028
1028
1029
1030
1031
1032
1032
1033
1033
1032
1033
1032
1032
1032
1032

Ozone (du)

333
333
330
332
331
328
328
325
325
324
324
325
323
322
320
320
320
316
316
315
314
314
315
317

Sunday 30

Waxing Gibbous 79%

13:22

02:47

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
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

Sun - Rise: 07:02, Set: 16:16, Transit: 11:39. Moon - Rise: 13:22, Set: 02:47. Civil Dark: 16:48 - 06:30. Nautical Dark: 17:23 - 05:55. Astro Dark: 17:57 - 05:21

Total Clouds (% Sky Obscured)

92
97
95
100
99
100
100
100
100
100
98
99
100
99
88
78
65
57
66
48
69
60
61
64

Low Clouds (% Sky Obscured)

0
15
83
90
88
98
80
90
93
97
96
95
95
94
84
66
57
50
62
37
69
60
61
64

Medium Clouds (% Sky Obscured)

91
96
89
99
92
93
98
96
92
97
87
47
40
38
16
9
0
0
27
9
0
0
4
5

High Clouds (% Sky Obscured)

69
71
78
100
85
95
100
100
100
100
34
31
59
41
38
25
28
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
5
5
6
8
9
2
1
0
0
0
0
0
7
9
9
8
7
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
Snow
Snow
Snow
Snow
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
20
22
27
27
27
29
47
63
85
93
88
67
44
13
5
7
17
20
16
2
0
3
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.6
0.6
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
4
5
5
6
9
8
8
7
8
10
11
10
10
9
9
10
9
10
10
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-6
-6
-6
-5
-4
-3
-2
-2
-2
-3
-2
-2
-2
-2
-3
-2
-3
-3
-4
-5
-6

Dew Point (°C)

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

Relative Humidity (%)

65
68
76
82
76
72
72
81
88
93
96
98
98
96
89
85
80
76
88
77
78
77
77
77

Pressure (mb)

1032
1031
1030
1030
1029
1028
1027
1025
1023
1021
1019
1018
1017
1017
1016
1016
1016
1015
1016
1016
1016
1016
1017
1017

Ozone (du)

320
322
323
324
324
327
331
329
332
332
336
337
339
339
341
343
345
348
352
356
363
368
377
388

Monday 1

Waxing Gibbous 88%

13:46

04:07

04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
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

Sun - Rise: 07:03, Set: 16:16, Transit: 11:39. Moon - Rise: 13:46, Set: 04:07. Civil Dark: 16:47 - 06:31. Nautical Dark: 17:23 - 05:56. Astro Dark: 17:57 - 05:22

Total Clouds (% Sky Obscured)

59
27
31
26
30
38
21
26
21
32
45
100
61
72
49
93
72
82
81
91
91
94
97
100

Low Clouds (% Sky Obscured)

59
15
18
19
22
29
17
19
15
10
2
0
0
0
0
0
0
0
0
0
0
0
0
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
94
35
60
2
20
52
47
48
77
69
68
93
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
18
100
40
31
38
89
70
80
81
70
68
75
91
100

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
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 (%)

3
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

13
14
13
13
12
12
12
11
10
10
10
8
6
3
1
2
2
1
2
2
2
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-5
-5
-6
-7
-8
-9
-10
-11
-11
-11
-11
-10
-10
-10
-9
-10
-11
-11
-11
-11
-11
-11
-11

Relative Humidity (%)

77
74
74
72
71
65
59
53
48
46
45
50
57
64
66
70
67
65
65
65
67
67
67
61

Pressure (mb)

1018
1019
1020
1022
1024
1025
1026
1026
1026
1027
1027
1027
1027
1028
1028
1029
1028
1028
1027
1027
1026
1026
1025
1025

Ozone (du)

397
399
399
395
395
397
398
396
391
386
381
376
377
374
373
374
372
370
368
364
361
359
359
357

Tuesday 2

Waxing Gibbous 95%

14:14

04:07

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
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

Sun - Rise: 07:04, Set: 16:15, Transit: 11:40. Moon - Rise: 14:14, Set: 04:07. Civil Dark: 16:47 - 06:32. Nautical Dark: 17:23 - 05:57. Astro Dark: 17:57 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
79
78
84
80
83
67
51
35

Low Clouds (% Sky Obscured)

79
92
97
98
99
100
100
100
100
100
100
100
100
100
100
62
36
36
45
32
27
25
22
24

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
52
60
72
80
78
56
30
3

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
79
78
67
33
0
0
0
0

ISS Passover

Visibility (miles)

9
5
5
1
0
0
0
0
0
0
0
0
0
0
0
1
9
8
7
7
7
7
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

31
41
43
79
95
95
95
95
95
95
95
95
95
95
95
95
92
88
81
65
48
41
34
17

Precipitation Amount (mm)

0
0
0
0.4
1.2
1.4
1.6
1.7
1.7
1.5
1.3
0.9
0.9
0.7
0.9
0.8
0.5
0.5
0.5
0.3
0.1
0.1
0
0

Wind Speed/Direction (mph)

4
4
4
4
3
3
3
2
1
1
2
4
4
4
4
5
5
6
6
7
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-9
-8
-8
-6
-5
-5
-4
-4
-3
-3
-3
-3
-3
-3
-3
-4
-5
-5
-5
-5
-5
-6
-6

Relative Humidity (%)

60
68
75
76
87
92
91
92
92
94
96
96
98
96
98
96
98
94
94
92
87
86
84
84

Pressure (mb)

1024
1023
1022
1022
1021
1020
1019
1017
1015
1014
1012
1011
1010
1009
1008
1007
1006
1006
1005
1005
1005
1005
1006
1007

Ozone (du)

355
354
353
352
352
353
353
355
354
354
355
357
356
354
352
353
350
349
351
353
352
352
354
353

Wednesday 3

Waxing Gibbous 99%

14:50

05:31

04 OK
05 OK
06 OK
07 OK
08 OK
09 Bad
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
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

Sun - Rise: 07:05, Set: 16:15, Transit: 11:40. Moon - Rise: 14:50, Set: 05:31. Civil Dark: 16:47 - 06:33. Nautical Dark: 17:23 - 05:58. Astro Dark: 17:57 - 05:23

Total Clouds (% Sky Obscured)

29
18
9
26
36
50
46
49
50
74
83
93
93
94
95
97
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
15
9
26
36
50
46
49
50
48
42
35
31
24
20
16
13
10
15
19
23
22
19
16

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
17
34
86
88
90
91
94
97
100
100
100
100
94
75
48

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
13
21
21
42
31
64
90
94
99
99
99
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
9
9
9
9
9
9
9
8
7
8
9
9
8
6
4
4
3

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 (%)

14
9
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
3
3
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)

11
9
8
7
7
7
8
7
7
7
7
6
3
3
2
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-9
-8
-6
-5
-5
-3
-4
-5
-6
-7
-8
-8
-8
-8
-9
-9
-9
-8
-7
-9
-8

Dew Point (°C)

-6
-7
-8
-8
-8
-7
-7
-7
-7
-6
-6
-5
-5
-6
-6
-5
-6
-6
-6
-6
-6
-6
-6
-6

Relative Humidity (%)

84
85
87
89
89
79
75
69
68
67
71
76
89
94
94
96
94
94
94
94
96
96
94
94

Pressure (mb)

1008
1010
1011
1013
1014
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016

Ozone (du)

351
351
351
347
343
336
329
325
320
317
315
312
308
307
310
312
313
314
315
320
325
330
334
338

Thursday 4

Full Moon 100%

15:37

06:56

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

Sun - Rise: 07:06, Set: 16:15, Transit: 11:41. Moon - Rise: 15:37, Set: 06:56. Civil Dark: 16:47 - 06:34. Nautical Dark: 17:23 - 05:59. Astro Dark: 17:57 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
97
94
91
92
91
90
85
80
75
53
51
35
39
34
35
29
19
8
8
8
8

Low Clouds (% Sky Obscured)

25
34
43
48
52
57
63
69
75
64
53
42
28
14
0
0
0
0
0
1
1
0
0
0

Medium Clouds (% Sky Obscured)

42
68
97
95
93
91
92
91
90
82
69
56
38
20
2
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

90
77
45
25
25
0
0
60
60
48
33
12
8
3
0
0
0
0
0
0
0
8
8
8

ISS Passover

Visibility (miles)

3
5
6
8
8
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
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 (%)

2
3
2
6
6
3
8
8
4
9
10
11
12
10
3
7
8
7
17
14
4
4
4
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)

3
3
3
3
4
5
6
6
7
9
8
8
7
7
6
6
7
8
9
9
8
8
7
7

Chance of Frost

Temperature (°C)

-5
-4
-5
-5
-3
-2
-1
-0
0
1
1
0
-0
-2
-3
-5
-5
-6
-6
-7
-8
-9
-10
-11

Feels Like (°C)

-7
-7
-9
-10
-8
-8
-8
-7
-7
-7
-2
-3
-3
-4
-4
-6
-8
-8
-9
-8
-7
-6
-13
-14

Dew Point (°C)

-6
-5
-5
-5
-5
-4
-3
-3
-3
-2
-2
-2
-2
-4
-5
-6
-7
-8
-9
-10
-12
-14
-14
-15

Relative Humidity (%)

94
94
94
94
89
86
81
81
81
80
83
86
87
87
87
89
87
85
82
79
75
71
71
69

Pressure (mb)

1015
1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1011
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1021

Ozone (du)

341
343
345
348
348
349
349
349
349
349
351
353
354
355
357
358
360
363
365
364
363
362
363
363

Friday 5

Waning Gibbous 97%

16:38

08:15

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

Sun - Rise: 07:07, Set: 16:15, Transit: 11:41. Moon - Rise: 16:38, Set: 08:15. Civil Dark: 16:47 - 06:35. Nautical Dark: 17:23 - 06:00. Astro Dark: 17:57 - 05:25

Total Clouds (% Sky Obscured)

12
21
29
26
18
11
14
19
12
18
33
37
42
47
52
68
83
100
100
100
100

Low Clouds (% Sky Obscured)

2
4
5
8
12
11
14
18
3
0
4
9
14
14
19
13
9
8
3
4
4

Medium Clouds (% Sky Obscured)

0
4
9
15
8
0
0
1
1
11
33
37
42
47
37
42
44
50
62
77
100

High Clouds (% Sky Obscured)

12
15
0
0
0
0
0
0
0
18
33
37
42
47
52
68
83
100
100
100
100

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
3
3
1
18
20
10
30
36
33

Precipitation Amount (mm)

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)

7
6
6
6
6
6
6
6
7
8
7
6
6
5
4
4
4
3
3
2
2

Chance of Frost

Temperature (°C)

-12
-12
-12
-13
-11
-10
-9
-8
-7
-6
-7
-8
-9
-9
-11
-12
-12
-12
-12
-12
-12

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-16
-17
-17
-16
-17
-16
-15
-14
-14
-13
-13
-13
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

69
70
70
71
65
61
55
55
53
54
58
63
68
74
78
83
83
83
81
85
85

Pressure (mb)

1022
1023
1023
1024
1024
1025
1025
1024
1024
1023
1023
1022
1022
1022
1023
1023
1023
1022
1022
1022
1021

Ozone (du)

363
358
353
348
348
347
346
344
341
338
337
336
335
335
335
335
336
338
339
345
350

Forecast for Grafton, Windham, United States of America (43.17,-72.61)

Generated: 29/11/25 04:43:42. Forecast: 29/11/25 to 05/12/25. Timezone: UTC-5.00