Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 2%

07:12

14:24

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

Sun - Rise: 07:08, Set: 15:56, Transit: 11:32. Moon - Rise: 07:12, Set: 14:24. Civil Dark: 16:29 - 06:35. Nautical Dark: 17:06 - 05:58. Astro Dark: 17:42 - 05:22

Total Clouds (% Sky Obscured)

69
57
38
28
57
100
72
100
100
89
78
85
100
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
28
57
52
44
40
55
82
78
77
63
51
77
73
82
86
92
87
86
87
80
81

Medium Clouds (% Sky Obscured)

0
10
0
0
8
90
70
21
0
0
0
32
59
10
83
98
91
99
90
91
100
100
100
100

High Clouds (% Sky Obscured)

52
4
1
0
5
57
41
100
100
80
49
49
100
100
94
79
68
100
100
100
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
8
5
6
3
4

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
8
11
14
30
47
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.9
1.5

Wind Speed/Direction (mph)

6
6
6
7
9
9
9
10
11
12
12
12
11
11
11
11
11
11
11
13
13
14
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
64
68
76
83
86
86
86
85
85
88
89
89
91
91
91
91
93
93
95
95
95
93

Pressure (mb)

1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1022
1021
1020
1019
1018
1017
1015
1013
1012
1011
1009
1008
1006
1004

Ozone (du)

318
318
315
312
312
309
308
310
308
305
301
297
296
293
291
290
289
289
289
289
288
289
290
291

Friday 19

New Moon 0%

08:04

15:11

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Good
10 Good

Sun - Rise: 07:09, Set: 15:56, Transit: 11:32. Moon - Rise: 08:04, Set: 15:11. Civil Dark: 16:30 - 06:35. Nautical Dark: 17:07 - 05:58. Astro Dark: 17:42 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
36
93
93
93
95
87
35
76
81
70
85
88
51
49
3
0

Low Clouds (% Sky Obscured)

79
90
88
95
100
100
100
66
36
25
5
10
48
72
35
63
76
70
63
62
21
27
0
0

Medium Clouds (% Sky Obscured)

100
100
100
98
65
93
52
87
29
29
90
38
88
6
2
32
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
38
50
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
69
67
62
13
52
22
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

2.3
1.5
2.2
1.9
4.7
3.9
1.2
0.3
0.3
0.4
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
21
23
25
25
22
22
14
15
10
8
11
14
13
14
14
15
17
16
15
15
14
15
14

Chance of Frost

Temperature (°C)

12
12
13
13
13
12
12
11
9
5
4
3
1
1
0
0
-1
-2
-3
-4
-5
-4
-4
-3

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
11
11
11
10
6
4
3
2
-2
-5
-6
-6
-7
-8
-10
-12
-12
-12
-12
-11

Relative Humidity (%)

92
89
89
87
89
92
92
88
81
88
94
88
83
63
62
63
63
62
58
55
55
54
53
52

Pressure (mb)

1001
997
994
991
989
987
986
986
986
988
990
991
993
993
995
997
998
1000
1002
1005
1007
1009
1011
1013

Ozone (du)

290
292
295
299
301
305
311
316
325
337
352
358
357
361
369
374
370
367
370
370
369
369
366
365

Saturday 20

Waxing Crescent 1%

08:47

16:06

11 Good
12 Good
13 Good
14 Good
15 OK
16 OK
17 OK
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

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
0
2
17
39
36
43
53
89
89
98
100
100
100
100
100
100
100
100
100
89
73
37
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
28
34
35
35
29
25
49
62
79
100
100
87
69
37
35

Medium Clouds (% Sky Obscured)

0
0
1
16
19
22
32
48
55
80
89
94
100
100
100
100
100
100
100
100
70
28
0
0

High Clouds (% Sky Obscured)

0
0
0
10
17
36
22
10
62
42
67
100
100
100
100
100
100
100
94
75
43
25
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
4
5
9
9
9
6
9
3
0
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
3
3
13
0
0
2
32
53
93
95
68
56
48
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.7
1.1
0.4
0.2
0
0

Wind Speed/Direction (mph)

13
12
10
9
8
5
2
2
3
4
5
6
7
11
13
14
15
14
13
13
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-12
-12
-12
-11
-9
-9
-9
-9
-9
-9
-9
-7
-6
-4
-2
-1
1
1
1
1
0
-2
-2

Relative Humidity (%)

49
45
42
43
46
55
61
60
62
63
59
58
61
61
64
68
74
82
82
86
98
88
72
68

Pressure (mb)

1013
1014
1015
1016
1018
1018
1018
1018
1018
1018
1017
1016
1015
1012
1011
1010
1009
1008
1008
1007
1006
1006
1005
1005

Ozone (du)

359
356
352
347
348
345
340
336
332
330
330
328
325
324
324
324
321
320
320
324
326
330
332
332

Sunday 21

Waxing Crescent 3%

09:21

17:10

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

Sun - Rise: 07:10, Set: 15:57, Transit: 11:33. 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)

31
33
51
50
60
42
20
0
10
21
31
41
50
59
48
38
30
32
54
64
65
53
30
7

Low Clouds (% Sky Obscured)

31
32
32
25
21
14
7
0
10
21
31
41
50
59
48
38
30
28
20
14
14
11
10
2

Medium Clouds (% Sky Obscured)

0
0
14
30
42
30
13
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
1

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 (%)

15
4
23
25
23
20
15
6
5
3
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)

9
9
10
13
12
12
12
12
12
12
12
12
12
12
13
13
13
14
14
13
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
0
-4
-3
-4
-5
-6
-7
-8
-9
-10
-9
-10
-11
-11
-12
-13
-13
-14
-14
-15
-14
-13

Dew Point (°C)

-1
-1
-2
-7
-7
-7
-8
-9
-10
-10
-10
-11
-11
-12
-13
-14
-14
-15
-15
-15
-15
-15
-15
-15

Relative Humidity (%)

68
67
61
48
53
59
59
57
56
58
63
60
59
57
56
55
55
54
56
55
57
55
53
51

Pressure (mb)

1004
1003
1003
1004
1005
1006
1007
1008
1009
1010
1010
1011
1011
1012
1013
1013
1014
1015
1016
1017
1018
1019
1020
1021

Ozone (du)

335
339
338
337
341
348
350
348
347
347
348
349
350
351
353
357
355
357
358
363
365
366
368
367

Monday 22

Waxing Crescent 7%

09:49

18:19

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

5
4
0
0
0
0
3
5
4
0
2
5
3
26
30
50
70
72
69
70
60
71
68
70

Low Clouds (% Sky Obscured)

4
4
0
0
0
0
3
3
0
0
1
0
0
3
0
1
1
2
2
3
29
54
68
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
1
0
0
5
3
26
7
18
28
42
48
60
59
54
44
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
21
34
23
19
19
20
15
10
19
18

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
3
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
Snow

Precipitation Probability (%)

0
0
0
0
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
17
46

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
0.2

Wind Speed/Direction (mph)

14
14
14
14
13
13
12
11
11
10
10
9
8
8
7
5
5
5
4
3
2
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-11
-12
-12
-13
-13
-13
-13
-13
-13
-13
-12
-12
-12
-11
-12
-12
-13
-13
-13
-12
-12
-11

Dew Point (°C)

-15
-15
-16
-16
-16
-15
-16
-16
-16
-16
-16
-16
-15
-15
-14
-14
-14
-14
-14
-14
-15
-12
-10
-7

Relative Humidity (%)

49
48
46
45
48
51
52
53
54
55
58
59
60
63
64
64
64
64
64
64
63
71
79
90

Pressure (mb)

1021
1021
1021
1022
1023
1024
1025
1026
1027
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026
1025

Ozone (du)

365
365
369
375
377
371
378
382
377
383
374
368
360
358
362
359
357
355
350
346
341
341
341
341

Tuesday 23

Waxing Crescent 13%

10:12

19:29

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

Sun - Rise: 07:11, Set: 15:58, Transit: 11:34. 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)

71
73
83
92
100
100
100
100
97
94
92
93
94
95
97
99
100
92
85
77
66
56
45
46

Low Clouds (% Sky Obscured)

71
73
56
28
0
0
0
0
5
17
30
45
46
46
45
50
64
68
69
67
65
52
42
43

Medium Clouds (% Sky Obscured)

20
25
53
78
100
97
94
90
87
84
82
81
80
80
82
84
86
76
65
53
43
35
27
23

High Clouds (% Sky Obscured)

17
17
10
5
2
0
0
0
0
0
0
0
0
0
0
0
5
8
10
10
20
11
0
4

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
3
6
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

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

Precipitation Probability (%)

63
70
76
82
87
88
81
63
46
29
4
3
1
0
0
1
1
22
31
39
56
70
81
79

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
92
94
96
98
98
96
96
92
89
84
84
82
79
78
78
75
73
72
70
69
67
64

Pressure (mb)

1024
1022
1020
1020
1019
1018
1018
1017
1017
1017
1017
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1020

Ozone (du)

339
336
333
336
339
342
349
356
363
372
381
390
391
392
393
390
386
383
384
385
386
383
381
378

Wednesday 24

Waxing Crescent 21%

10:32

20:39

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

48
49
45
45
48
42
29
17
16
10
14
19
19
20
32
44
54
71
81
89

Low Clouds (% Sky Obscured)

48
49
45
45
48
42
29
16
16
10
14
19
19
20
28
27
28
48
66
88

Medium Clouds (% Sky Obscured)

22
18
15
20
17
11
7
4
4
0
4
4
5
5
13
26
34
49
63
80

High Clouds (% Sky Obscured)

6
5
2
0
1
4
7
15
16
10
14
19
19
20
32
44
54
68
36
4

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

77
76
67
60
50
37
23
3
2
1
0
0
0
0
0
0
0
3
5
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-7
-7
-7
-8
-8
-8
-11
-11
-11
-11
-11
-11
-11
-10
-10
-10
-10

Dew Point (°C)

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

Relative Humidity (%)

63
63
62
62
61
62
62
62
62
62
64
64
65
68
70
71
72
74
72
72

Pressure (mb)

1019
1019
1019
1020
1021
1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1024
1024
1024

Ozone (du)

374
370
367
366
364
363
359
355
351
348
345
341
339
336
333
334
335
336
335
334

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

Generated: 18/12/25 11:17:58. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-5.00