Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 41%

10:50

No Set

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

Sun - Rise: 07:11, Set: 16:00, Transit: 11:36. Moon - Rise: 10:50, Set: No Set. Civil Dark: 16:34 - 06:38. Nautical Dark: 17:11 - 06:01. Astro Dark: 17:46 - 05:25

Total Clouds (% Sky Obscured)

26
22
17
13
2
1
2
2
1
0
0
2
3
7
8
44
26
42
99
47
51
23
36
74

Low Clouds (% Sky Obscured)

5
5
5
0
0
0
0
0
0
0
0
0
0
7
8
6
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
0
0
1
1
2
2
3
2
33
61

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
40
24
42
99
42
47
18
3
66

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 (%)

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)

19
17
15
14
13
12
12
11
10
9
8
9
10
10
10
9
9
8
5
4
4
4
4
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-17
-17
-18
-18
-18
-18
-18
-18
-18
-18
-18
-17
-16
-15
-14
-13
-14
-13
-15
-16
-17
-17
-16
-17

Dew Point (°C)

-16
-17
-17
-17
-18
-18
-18
-19
-19
-19
-19
-19
-18
-17
-17
-16
-16
-15
-15
-15
-15
-15
-16
-16

Relative Humidity (%)

65
66
66
65
66
66
66
65
67
67
67
62
59
57
55
55
55
61
70
78
79
81
83
79

Pressure (mb)

1014
1015
1015
1016
1017
1018
1018
1019
1020
1021
1022
1022
1023
1021
1021
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

411
411
413
411
402
385
365
349
343
344
344
342
336
332
331
332
331
330
328
331
331
336
336
337

Friday 26

Waxing Crescent 52%

11:09

23:01

22 Bad
23 Bad
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
15 Bad
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good

Sun - Rise: 07:11, Set: 16:01, Transit: 11:36. Moon - Rise: 11:09, Set: 23:01. Civil Dark: 16:34 - 06:38. Nautical Dark: 17:11 - 06:01. Astro Dark: 17:47 - 05:25

Total Clouds (% Sky Obscured)

91
90
97
90
89
92
97
97
89
78
89
96
92
83
97
100
87
64
39
36
24
3
3
2

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)

66
86
97
90
81
82
78
86
83
71
89
93
87
72
97
99
87
63
26
35
24
2
3
0

High Clouds (% Sky Obscured)

85
76
74
63
66
67
78
46
67
41
26
78
54
47
37
100
46
3
0
0
0
1
0
1

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 (%)

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)

6
6
6
6
6
6
5
5
6
6
6
8
8
8
8
8
8
6
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-18
-18
-18
-18
-18
-18
-18
-18
-18
-18
-18
-17
-16
-15
-14
-13
-13
-12
-13
-13
-13
-13
-14
-14

Dew Point (°C)

-17
-17
-18
-17
-17
-18
-17
-17
-17
-18
-17
-18
-17
-16
-16
-16
-15
-14
-13
-14
-13
-14
-15
-15

Relative Humidity (%)

73
73
71
73
72
73
74
73
74
71
71
64
62
59
56
54
55
63
78
85
83
76
73
70

Pressure (mb)

1022
1022
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1022
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

339
341
339
341
343
341
339
344
348
347
349
348
347
352
355
362
367
374
375
377
376
374
372
377

Saturday 27

First Quarter 63%

11:29

00:15

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

Sun - Rise: 07:12, Set: 16:02, Transit: 11:37. Moon - Rise: 11:29, Set: 00:15. Civil Dark: 16:35 - 06:38. Nautical Dark: 17:12 - 06:01. Astro Dark: 17:48 - 05:26

Total Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
25
2
16
20
25
55
63
82

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
18
38
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
1
12
20
25
47
52
66

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 (%)

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)

6
7
7
7
7
7
6
5
6
7
7
9
10
10
10
10
9
8
6
4
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-14
-14
-14
-14
-14
-14
-13
-13
-14
-13
-11
-9
-8
-6
-5
-5
-6
-6
-8
-9
-9
-10
-10

Dew Point (°C)

-16
-17
-16
-16
-16
-16
-16
-15
-17
-17
-17
-16
-14
-13
-12
-10
-9
-9
-8
-7
-8
-8
-8
-9

Relative Humidity (%)

66
62
62
65
66
67
66
68
61
56
53
50
49
47
49
54
54
58
70
84
85
85
87
85

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012

Ozone (du)

380
381
379
376
374
369
366
365
369
364
357
358
357
361
358
355
354
353
352
352
349
348
348
349

Sunday 28

Waxing Gibbous 74%

11:52

01:32

22 Bad
23 Bad
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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:12, Set: 16:02, Transit: 11:37. Moon - Rise: 11:52, Set: 01:32. Civil Dark: 16:36 - 06:38. Nautical Dark: 17:13 - 06:01. Astro Dark: 17:48 - 05:26

Total Clouds (% Sky Obscured)

87
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
31
61
92
95
97
100
98
97
95
97
98
100
100
100
100

Medium Clouds (% Sky Obscured)

58
75
92
95
97
100
100
100
98
100
100
100
100
100
100
100
100
100
93
90
90
39
48
5

High Clouds (% Sky Obscured)

77
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
70
40
20
15
0
0

ISS Passover

Visibility (miles)

9
9
9
7
6
5
8
3
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

1
1
5
13
14
6
18
20
37
72
72
85
95
95
95
95
95
95
95
95
90
47
39
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.3
0.5
0.7
0.9
1.3
1.3
1.5
1.7
1.5
1.1
0.6
0
0
0

Wind Speed/Direction (mph)

2
1
2
2
2
2
2
3
3
2
4
4
5
6
5
8
8
10
9
6
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-8
-9
-8
-8
-8
-8
-7
-4
-3
-1
0
1
2
2
2
3
3
3
3
2
2

Relative Humidity (%)

85
87
80
85
82
84
84
84
82
89
96
98
98
98
98
98
98
98
96
100
100
100
98
98

Pressure (mb)

1012
1011
1010
1009
1009
1008
1007
1005
1004
1003
1001
999
998
995
993
990
988
986
984
983
982
981
980
979

Ozone (du)

350
348
348
349
349
346
344
344
341
340
340
342
343
339
336
333
336
340
341
344
350
356
366
364

Monday 29

Waxing Gibbous 84%

12:21

02:53

22 Bad
23 Bad
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
15 Bad
16 Bad
17 OK
18 Good
19 OK
20 Bad
21 Bad

Sun - Rise: 07:12, Set: 16:03, Transit: 11:38. Moon - Rise: 12:21, Set: 02:53. Civil Dark: 16:37 - 06:39. Nautical Dark: 17:14 - 06:02. Astro Dark: 17:49 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
94
89
83
79
80
75
91
90
93
83
94
88
77
75
73
52
30
11
27
47
90

Low Clouds (% Sky Obscured)

100
100
100
94
89
62
79
41
75
88
88
66
44
67
53
24
32
34
29
20
6
12
15
18

Medium Clouds (% Sky Obscured)

6
7
95
20
56
60
54
52
31
19
24
53
48
22
45
17
15
7
7
5
3
17
34
59

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
22
2
0
0
0
0
0
0
1
1
27
47
80

ISS Passover

Visibility (miles)

1
8
3
1
3
5
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
47
38
36
48
28
9
3
0
0
0
0
0
0
0
0
0
0
2
1
0
1
0
0

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
11
14
13
14
16
16
16
15
16
16
17
17
16
16
14
14
13
13
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-3
-5
-5
-7
-10
-12
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-15
-15
-15
-15
-17
-17

Dew Point (°C)

2
1
0
-1
-2
-4
-8
-9
-11
-11
-12
-12
-13
-13
-13
-13
-13
-14
-15
-16
-17
-17
-17
-17

Relative Humidity (%)

98
94
91
92
87
81
67
68
66
67
64
64
62
61
62
62
62
61
60
60
60
59
59
59

Pressure (mb)

978
977
977
977
978
978
979
981
982
983
984
986
987
987
988
988
993
994
995
996
998
999
999
1000

Ozone (du)

368
375
385
402
397
387
381
384
391
399
401
411
415
414
415
411
414
417
420
425
430
436
433
431

Tuesday 30

Waxing Gibbous 92%

13:00

04:17

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

Sun - Rise: 07:12, Set: 16:04, Transit: 11:38. Moon - Rise: 13:00, Set: 04:17. Civil Dark: 16:38 - 06:39. Nautical Dark: 17:14 - 06:02. Astro Dark: 17:50 - 05:26

Total Clouds (% Sky Obscured)

88
88
88
87
88
86
89
94
100
80
56
34
49
68
92
83
70
61
60
59
59
72
86
100

Low Clouds (% Sky Obscured)

15
11
5
10
17
27
25
23
21
17
12
8
32
57
82
64
43
21
17
17
20
28
51
75

Medium Clouds (% Sky Obscured)

80
87
87
86
86
86
81
90
100
69
38
7
4
2
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

80
80
80
59
32
2
6
12
18
12
6
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
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
2
3
2
9
13
15
15
12
1
4
4
2
3
2
1
3
3
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)

11
11
10
10
10
11
11
12
12
13
12
12
12
12
12
12
11
10
9
8
8
7
7
7

Chance of Frost

Temperature (°C)

-11
-11
-11
-11
-11
-11
-10
-10
-10
-10
-9
-8
-7
-7
-6
-5
-5
-6
-7
-8
-9
-10
-11
-12

Feels Like (°C)

-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-16
-16
-16
-16
-14
-11
-11
-11
-12
-13
-13
-15
-15

Dew Point (°C)

-17
-17
-17
-17
-17
-17
-16
-16
-16
-16
-16
-14
-14
-13
-13
-11
-12
-12
-12
-13
-15
-16
-17
-17

Relative Humidity (%)

59
59
61
61
61
61
61
61
60
60
59
60
60
59
60
60
61
63
66
64
62
61
61
62

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1002
1002
1002
1002
1003
1004
1005
1006
1007
1008
1009
1009

Ozone (du)

429
427
425
424
421
417
414
409
404
399
395
391
388
384
380
376
376
377
378
379
381
382
386
391

Wednesday 31

Waxing Gibbous 89%

13:51

05:38

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

Sun - Rise: 07:12, Set: 16:05, Transit: 11:39. Moon - Rise: 13:51, Set: 05:38. Civil Dark: 16:38 - 06:39. Nautical Dark: 17:15 - 06:02. Astro Dark: 17:51 - 05:26

Total Clouds (% Sky Obscured)

75
49
24
16
11
13
19
18
17
17
12
17
23
24
25
34
42
50
55
53
47

Low Clouds (% Sky Obscured)

59
39
14
9
4
1
6
10
13
9
5
2
13
24
25
34
42
50
55
53
47

Medium Clouds (% Sky Obscured)

2
2
2
3
7
10
9
8
5
5
0
5
5
6
6
7
13
15
13
7
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
7
15
17
12
17
23
21
2
33
42
50
55
53
47

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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
4
6
9
25
35
42
52
59
64

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.3

Wind Speed/Direction (mph)

7
6
6
5
4
4
3
3
3
3
4
4
5
5
5
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-16
-16
-19
-18
-18
-18
-18
-18
-17
-17
-16
-16
-15
-15
-13
-14
-14
-14
-13

Dew Point (°C)

-18
-19
-19
-20
-20
-20
-20
-20
-20
-20
-19
-20
-20
-19
-19
-19
-18
-17
-16
-16
-16

Relative Humidity (%)

62
62
63
62
64
67
66
68
68
69
63
58
53
51
50
48
51
54
59
60
60

Pressure (mb)

1010
1010
1011
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1013
1012
1011
1011
1010
1010
1009
1009

Ozone (du)

395
394
393
392
398
404
409
414
419
424
422
419
417
415
412
410
396
383
369
364
360

Forecast for Bangor, Penobscot, United States of America (44.80,-68.77)

Generated: 25/12/25 22:39:05. Forecast: 25/12/25 to 31/12/25. Timezone: UTC-5.00