Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 3%

08:47

16:06

13 Good
14 Good
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 Bad
08 Good
09 Good
10 Good
11 OK
12 Bad

Sun - Rise: 07:09, Set: 15:57, Transit: 11:33. Moon - Rise: 08:47, Set: 16:06. Civil Dark: 16:30 - 06:36. Nautical Dark: 17:07 - 05:59. Astro Dark: 17:43 - 05:23

Total Clouds (% Sky Obscured)

0
2
71
73
90
65
100
100
100
100
100
100
100
100
100
100
100
100
60
16
3
9
35
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
38
0
0
0
17
0
27
42
52
46
40
56
31
6
0
9
35
75

Medium Clouds (% Sky Obscured)

0
2
71
70
88
65
100
92
93
100
100
100
100
100
100
100
100
100
35
9
1
0
5
46

High Clouds (% Sky Obscured)

0
2
58
57
32
43
100
100
100
100
100
100
100
100
100
100
45
40
4
2
2
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
1
5
9
9
9
9
9
9
9
6
5
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
Snow
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
21
30
16
0
0
1
1
4
2
43
66
44
28
15
12
0
0
0
3
19

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.1
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
11
9
6
4
3
5
7
9
10
11
13
14
14
13
12
12
11
10
9
9
10
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-12
-11
-10
-9
-9
-9
-10
-7
-7
-6
-5
-4
-2
-1
0
-0
-1
-2
-3
-3
-3
-2
-2

Relative Humidity (%)

42
42
48
54
55
57
56
56
61
59
58
60
64
70
77
83
82
74
69
65
64
63
63
61

Pressure (mb)

1016
1017
1018
1019
1019
1019
1019
1018
1017
1015
1014
1013
1012
1011
1010
1009
1009
1008
1008
1007
1007
1008
1007
1007

Ozone (du)

346
338
331
331
327
322
314
310
306
303
298
296
295
297
296
297
298
301
304
307
309
312
312
314

Sunday 21

Waxing Crescent 3%

09:21

17:10

13 OK
14 Good
15 Good
16 OK
17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
23 OK
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

Sun - Rise: 07:10, Set: 15:57, Transit: 11:34. Moon - Rise: 09:21, Set: 17:10. Civil Dark: 16:31 - 06:36. Nautical Dark: 17:08 - 05:59. Astro Dark: 17:43 - 05:24

Total Clouds (% Sky Obscured)

21
0
2
17
11
10
12
28
26
26
25
13
32
22
12
7
4
7
5
6
5
5
5
7

Low Clouds (% Sky Obscured)

21
0
0
17
11
10
12
28
26
26
25
13
32
21
0
0
0
7
0
0
0
1
2
7

Medium Clouds (% Sky Obscured)

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

High 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

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 (%)

13
0
0
0
0
0
0
0
0
0
0
0
2
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
14
12
11
10
10
9
9
9
10
11
12
12
12
12
12
12
12
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-4
-6
-7
-7
-7
-7
-7
-7
-8
-9
-9
-10
-11
-12
-13
-13
-13
-14
-14
-13
-12
-11
-11

Dew Point (°C)

-4
-8
-10
-9
-9
-9
-9
-10
-10
-10
-11
-12
-12
-13
-14
-14
-15
-15
-15
-16
-16
-16
-15
-15

Relative Humidity (%)

59
53
52
57
60
62
63
63
63
62
61
60
58
58
58
58
58
57
57
55
53
50
48
47

Pressure (mb)

1007
1009
1011
1012
1013
1013
1014
1015
1016
1016
1016
1017
1017
1018
1019
1020
1021
1022
1022
1023
1024
1024
1024
1023

Ozone (du)

317
322
323
324
324
323
327
327
327
326
330
335
338
342
342
345
347
352
364
375
378
376
374
375

Monday 22

Waxing Crescent 7%

09:49

18:19

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

Sun - Rise: 07:10, Set: 15:58, Transit: 11:34. Moon - Rise: 09:49, Set: 18:19. Civil Dark: 16:31 - 06:37. Nautical Dark: 17:08 - 06:00. Astro Dark: 17:44 - 05:24

Total Clouds (% Sky Obscured)

9
63
76
73
58
4
3
13
10
14
13
0
3
17
35
35
80
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
43
48
46
48
2
2
2
0
0
0
0
0
0
0
0
14
34
41
56
73
79
85
93

Medium Clouds (% Sky Obscured)

1
6
5
0
0
0
0
13
10
14
13
0
0
1
21
35
70
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
10
20
15
26
11
49
35
59
55
52
48

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
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
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
1
25
35
34

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)

12
12
11
11
10
10
9
8
7
6
6
5
4
3
3
1
2
2
3
3
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-15
-15
-15
-15
-16
-16
-16
-17
-16
-16
-17
-17
-17
-17
-17
-18
-17
-17
-17
-16
-10
-8

Relative Humidity (%)

48
50
51
52
54
55
55
56
56
57
59
61
61
62
62
61
59
57
58
55
52
51
79
87

Pressure (mb)

1023
1024
1024
1025
1026
1026
1027
1027
1027
1026
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1023
1021

Ozone (du)

372
372
373
372
377
373
368
362
360
359
357
359
357
354
349
347
344
343
342
341
346
345
344
339

Tuesday 23

Waxing Crescent 13%

10:12

19:29

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

Sun - Rise: 07:11, Set: 15:58, Transit: 11:35. Moon - Rise: 10:12, Set: 19:29. Civil Dark: 16:32 - 06:37. Nautical Dark: 17:09 - 06:00. Astro Dark: 17:44 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
85
62
58
69
50
48

Low Clouds (% Sky Obscured)

88
83
78
81
84
87
88
89
90
89
88
87
86
86
84
84
83
81
79
62
58
63
41
39

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
86
28
17
12
7
10
10

High Clouds (% Sky Obscured)

34
15
5
5
5
2
3
0
0
0
0
0
0
5
5
10
10
19
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
38
48
64
72
80
84
93
94
87
75
74
67
52
42
36
28
20
18
13
6
5
3
0

Precipitation Amount (mm)

0
0
0.1
0.3
0.3
0.4
0.5
0.6
0.7
0.5
0.3
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
6
6
6
6
7
7
8
8
9
9
9
9
8
7
7
7
6
7
7
7

Chance of Frost

Temperature (°C)

-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-6
-7
-7
-6
-6
-6
-5
-4

Feels Like (°C)

-10
-9
-9
-9
-9
-9
-9
-9
-10
-10
-10
-10
-11
-12
-12
-11
-11
-12
-12
-11
-10
-10
-9
-8

Dew Point (°C)

-7
-7
-6
-6
-5
-5
-6
-5
-5
-6
-6
-6
-7
-7
-8
-8
-8
-9
-9
-9
-9
-10
-9
-9

Relative Humidity (%)

87
85
90
94
96
96
96
98
98
98
98
96
94
92
87
89
85
84
85
84
80
73
69
68

Pressure (mb)

1019
1019
1018
1017
1016
1016
1015
1015
1014
1014
1014
1014
1015
1016
1016
1017
1018
1020
1021
1022
1023
1024
1024
1023

Ozone (du)

333
331
327
328
332
334
342
344
346
353
367
381
378
369
364
366
366
368
367
365
357
358
361
365

Wednesday 24

Waxing Crescent 21%

10:32

20:39

13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad
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

Sun - Rise: 07:11, Set: 15:59, Transit: 11:35. Moon - Rise: 10:32, Set: 20:39. Civil Dark: 16:32 - 06:37. Nautical Dark: 17:09 - 06:00. Astro Dark: 17:45 - 05:25

Total Clouds (% Sky Obscured)

56
32
41
19
23
30
33
44
57
42
61
100
90
94
97
97
95
95
94
96
97
97
95
93

Low Clouds (% Sky Obscured)

54
30
41
11
14
18
30
35
40
24
21
9
6
5
2
5
10
17
41
61
81
81
81
80

Medium Clouds (% Sky Obscured)

7
4
3
2
1
0
18
37
45
42
43
91
67
82
93
92
90
88
90
91
92
79
70
58

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
17
29
40
61
100
65
56
27
34
45
56
39
24
9
29
48
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
6
5
5
7
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
2
2
0
1
0
0
0
0
0
0
0
0
0
0
0
3
2
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)

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

Chance of Frost

Temperature (°C)

-3
-3
-3
-5
-6
-6
-7
-7
-7
-7
-8
-7
-7
-8
-8
-7
-7
-7
-7
-5
-4
-3
-1
-0

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-7
-8
-8
-8
-8
-8
-8
-9
-8
-8
-10
-10
-9
-9
-9
-9
-8
-7
-6
-5
-5

Relative Humidity (%)

68
71
72
82
89
90
92
94
94
92
92
92
89
88
87
85
85
85
87
84
79
76
75
72

Pressure (mb)

1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1025
1025
1024
1027
1027
1026
1026
1025
1024
1024
1023
1022
1020
1019

Ozone (du)

370
370
361
356
352
344
336
335
335
336
335
338
337
337
336
336
336
336
337
338
339
341
345
349

Thursday 25

Waxing Crescent 30%

10:50

21:50

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

Sun - Rise: 07:11, Set: 15:59, Transit: 11:36. Moon - Rise: 10:50, Set: 21:50. Civil Dark: 16:33 - 06:38. Nautical Dark: 17:10 - 06:01. Astro Dark: 17:46 - 05:25

Total Clouds (% Sky Obscured)

90
87
79
68
59
49
53
55
59
66
75
84
88
94
100
91
83
74
83
91
100
100
100
100

Low Clouds (% Sky Obscured)

82
87
79
68
59
49
53
55
59
46
47
48
50
57
65
66
62
55
54
55
67
74
80
71

Medium Clouds (% Sky Obscured)

60
61
60
15
10
5
6
7
8
29
49
71
81
91
99
83
70
58
58
54
50
64
73
85

High Clouds (% Sky Obscured)

58
46
32
55
59
49
53
55
59
66
75
84
88
94
100
68
38
9
28
30
30
49
67
91

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
7
6

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Sleet
Sleet
Sleet
Sleet
Sleet
Sleet
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

11
19
26
41
53
60
62
71
84
85
81
76
85
95
95
95
73
30
13
4
1
12
21
35

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.3
0.4
0.7
0.6
0.4
0.4
0.5
0.7
0.9
0.6
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
6
6
6
5
5
4
4
3
3
4
4
5
5
5
5
5
7
9
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
78
86
92
92
92
92
92
94
96
94
94
92
92
90
91
92
92
92
89
86
83
86
89

Pressure (mb)

1017
1017
1016
1015
1015
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1004
1004
1004
1004
1004
1004
1003
1002
1001

Ozone (du)

353
358
362
366
363
361
359
354
350
345
344
342
341
338
335
333
329
324
320
320
321
321
318
315

Friday 26

Waxing Crescent 41%

11:09

23:01

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 07:11, Set: 16:00, Transit: 11:36. Moon - Rise: 11:09, Set: 23:01. Civil Dark: 16:34 - 06:38. Nautical Dark: 17:11 - 06:01. Astro Dark: 17:46 - 05:25

Total Clouds (% Sky Obscured)

97
90
80
86
95
100
99
98
97
73
48
24
27
32
36
46
45
40

Low Clouds (% Sky Obscured)

68
65
66
67
72
74
65
55
46
30
16
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

85
75
75
57
30
0
2
0
5
5
4
4
4
9
10
10
5
5

High Clouds (% Sky Obscured)

95
90
80
86
95
100
92
87
85
73
48
24
27
32
36
46
33
0

ISS Passover

Visibility (miles)

4
4
3
3
5
7
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

Precipitation Type

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

Precipitation Probability (%)

59
71
75
54
33
5
9
12
10
8
2
0
0
0
0
1
3
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
12
11
9
8
8
9
10
11
12
9
8
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
0
-1
-2
-2
-2
-1
-2
-3
-2
-3
-2
-2
-10
-10
-10
-10
-10

Dew Point (°C)

4
4
4
4
3
2
2
-1
-3
-5
-8
-9
-11
-11
-12
-12
-12
-12

Relative Humidity (%)

91
94
94
96
93
91
89
82
74
68
65
63
61
60
59
59
57
56

Pressure (mb)

1000
999
999
998
999
1000
1001
1002
1003
1005
1006
1007
1009
1010
1011
1012
1013
1013

Ozone (du)

312
312
312
312
315
318
321
327
334
340
347
355
362
369
375
382
386
391

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

Generated: 20/12/25 12:59:39. Forecast: 20/12/25 to 26/12/25. Timezone: UTC-5.00