Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 41%

11:05

No Set

23 Bad
00 OK
01 OK
02 OK
03 Good
04 OK
05 OK
06 OK
07 Good
08 OK
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

Sun - Rise: 07:21, Set: 16:21, Transit: 11:51. Moon - Rise: 11:05, Set: No Set. Civil Dark: 16:54 - 06:49. Nautical Dark: 17:30 - 06:13. Astro Dark: 18:04 - 05:38

Total Clouds (% Sky Obscured)

53
41
28
22
0
35
24
37
6
40
58
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
16
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
97
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
29
67
42
60
95
100
98
91
86
100
100
100
100
100

High Clouds (% Sky Obscured)

3
4
0
0
0
35
17
37
6
40
58
100
100
100
99
100
100
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
9
9
9
3
1

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
29
46
71

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
0.4

Wind Speed/Direction (mph)

15
13
11
9
6
5
3
3
4
5
7
6
6
5
5
5
4
3
2
2
1
1
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-17
-19
-20
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-18
-18
-17
-16
-15
-15
-16
-15
-14
-12

Relative Humidity (%)

63
64
62
61
62
63
63
65
65
63
57
51
47
44
44
44
48
54
62
60
57
59
67
75

Pressure (mb)

1021
1021
1022
1023
1024
1024
1025
1025
1026
1026
1026
1025
1024
1023
1022
1022
1021
1020
1020
1020
1020
1020
1020
1021

Ozone (du)

333
334
335
327
321
315
315
314
314
315
316
314
318
321
322
322
322
323
324
326
326
325
327
327

Friday 26

Waxing Crescent 52%

11:25

23:17

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

Sun - Rise: 07:21, Set: 16:22, Transit: 11:52. Moon - Rise: 11:25, Set: 23:17. Civil Dark: 16:54 - 06:49. Nautical Dark: 17:30 - 06:13. Astro Dark: 18:05 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
98
95
96
95
87
87
65
51
44
15
17
3
13
2
3
2
2
1

Low Clouds (% Sky Obscured)

93
97
96
92
89
88
89
78
80
77
83
83
64
51
44
13
14
3
10
2
3
2
2
1

Medium Clouds (% Sky Obscured)

100
100
100
100
96
88
84
84
73
53
26
17
16
8
4
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
98
98
30
24
48
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
0
0
0
0
0
0
3
3
6
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
2
8
12

Precipitation Type

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

Precipitation Probability (%)

76
68
67
67
62
46
35
27
17
9
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
88
87
88
88
88
90
90
88
80
72
68
66
64
61
64
77
85
88
88
87
87
85

Pressure (mb)

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

Ozone (du)

324
325
327
332
341
348
352
359
367
364
356
347
345
348
352
357
358
356
359
365
365
364
362
356

Saturday 27

First Quarter 63%

11:47

00:29

23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 OK
07 OK
08 OK
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

Sun - Rise: 07:21, Set: 16:23, Transit: 11:52. Moon - Rise: 11:47, Set: 00:29. Civil Dark: 16:55 - 06:49. Nautical Dark: 17:31 - 06:13. Astro Dark: 18:06 - 05:39

Total Clouds (% Sky Obscured)

1
1
1
2
4
3
3
39
40
45
55
55
60
55
56
61
70
65
72
77
85
94
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
2
2
2
0
0
0
0
0
0
0
0
0
3
3
3
3
70
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
23
34
30
25
25
19
51
74
95
97

High Clouds (% Sky Obscured)

0
0
0
1
1
1
1
14
15
20
25
45
45
40
46
61
70
65
72
63
80
92
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
9
9
9

Fog (%)

2
0
0
2
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-13
-13
-13
-14
-14
-14
-16
-16
-13
-10
-8
-7
-5
-5
-4
-5
-7
-7
-8
-9
-8
-9

Dew Point (°C)

-13
-14
-14
-15
-15
-15
-15
-15
-16
-17
-16
-15
-14
-13
-12
-11
-8
-6
-6
-7
-8
-8
-9
-9

Relative Humidity (%)

80
76
76
75
75
76
76
78
76
69
57
48
44
44
44
48
62
75
81
84
85
80
79
77

Pressure (mb)

1023
1023
1023
1024
1023
1023
1023
1023
1023
1023
1023
1022
1021
1019
1018
1017
1017
1017
1016
1016
1015
1014
1013
1011

Ozone (du)

346
343
340
341
342
342
341
340
336
336
334
333
335
333
330
330
330
328
330
328
329
329
327
326

Sunday 28

Waxing Gibbous 74%

12:11

01:45

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
22 Bad

Sun - Rise: 07:21, Set: 16:24, Transit: 11:53. Moon - Rise: 12:11, Set: 01:45. Civil Dark: 16:56 - 06:49. Nautical Dark: 17:32 - 06:13. Astro Dark: 18:06 - 05:39

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
92
87
80
94
95
98

Low Clouds (% Sky Obscured)

80
70
78
91
96
97
99
100
100
100
100
100
100
100
100
100
100
96
92
87
43
81
68
79

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
93
85
74
59
44
38
57
74
91
91

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
68
37
5
0
0
0
0
0
0
5

ISS Passover

Visibility (miles)

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

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
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
Frozen rai
None
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
None
None
None
None
None

Precipitation Probability (%)

37
63
59
59
69
75
69
58
50
75
63
95
95
95
92
74
59
46
36
28
24
22
30
28

Precipitation Amount (mm)

0
0.3
0.2
0.3
0.4
0.4
0.3
0.2
0
0.4
0
0.6
0.6
1.6
0.5
0.4
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
3
2
2
3
3
3
3
3
2
2
2
3
3
3
3
4
6
9
12
15
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
77
85
89
92
96
96
96
100
98
98
98
98
98
100
98
96
89
83
85
77
77
73
78

Pressure (mb)

1010
1008
1007
1006
1004
1003
1002
1000
998
997
995
994
992
990
989
987
986
985
985
985
985
985
985
986

Ozone (du)

324
324
325
325
327
328
327
328
327
328
326
326
327
327
328
334
340
347
357
367
367
375
387
391

Monday 29

Waxing Gibbous 84%

12:42

03:04

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

Sun - Rise: 07:22, Set: 16:24, Transit: 11:53. Moon - Rise: 12:42, Set: 03:04. Civil Dark: 16:57 - 06:49. Nautical Dark: 17:32 - 06:14. Astro Dark: 18:07 - 05:39

Total Clouds (% Sky Obscured)

96
95
77
57
45
45
37
33
30
28
30
30
35
40
20
27
34
50
65
73
64
43
39
47

Low Clouds (% Sky Obscured)

77
73
65
48
37
33
28
24
21
18
20
15
20
26
10
2
0
6
12
18
35
43
39
47

Medium Clouds (% Sky Obscured)

85
77
50
24
6
3
2
1
2
0
0
0
1
1
10
20
25
22
10
11
8
6
2
3

High Clouds (% Sky Obscured)

11
16
11
5
0
1
1
1
1
0
0
0
0
0
2
4
5
14
24
12
2
1
0
10

ISS Passover

Visibility (miles)

7
2
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 (%)

27
18
6
9
4
4
2
1
1
1
1
0
1
2
9
7
1
8
7
1
3
1
0
4

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)

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

Chance of Frost

Temperature (°C)

-3
-5
-6
-7
-8
-8
-9
-9
-9
-10
-9
-9
-9
-8
-8
-8
-9
-9
-9
-9
-10
-10
-9
-9

Feels Like (°C)

-10
-11
-13
-14
-15
-15
-16
-16
-16
-16
-16
-16
-16
-15
-15
-15
-15
-15
-15
-15
-15
-16
-16
-16

Dew Point (°C)

-7
-8
-11
-12
-13
-13
-14
-14
-15
-15
-15
-15
-15
-14
-14
-14
-14
-15
-15
-15
-15
-16
-16
-16

Relative Humidity (%)

75
79
70
67
67
68
67
65
65
64
64
61
61
60
60
61
63
63
62
64
62
61
60
59

Pressure (mb)

987
988
989
990
991
992
993
995
996
997
998
999
999
999
1000
1004
1004
1005
1006
1006
1007
1007
1006
1006

Ozone (du)

385
378
377
389
391
393
396
408
410
410
413
408
410
412
419
425
430
436
432
427
423
421
418
415

Tuesday 30

Waxing Gibbous 92%

13:22

04:26

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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 OK
21 Good
22 Good

Sun - Rise: 07:22, Set: 16:25, Transit: 11:53. Moon - Rise: 13:22, Set: 04:26. Civil Dark: 16:57 - 06:50. Nautical Dark: 17:33 - 06:14. Astro Dark: 18:08 - 05:39

Total Clouds (% Sky Obscured)

55
63
64
62
61
53
47
39
43
47
51
60
65
70
77
85
83
79
77
74
47
27
9
7

Low Clouds (% Sky Obscured)

55
63
64
62
61
53
47
39
43
47
51
52
42
41
40
42
53
56
55
46
24
14
4
4

Medium Clouds (% Sky Obscured)

5
6
14
27
40
28
15
2
1
1
0
0
1
1
1
1
1
2
3
3
2
1
0
0

High Clouds (% Sky Obscured)

14
19
10
9
10
10
7
0
0
0
0
0
0
1
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
7
4
2
3
5
6
7
8
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 (%)

5
3
5
7
7
14
16
9
20
22
23
24
24
23
26
25
22
22
20
16
14
11
1
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)

9
9
10
9
8
8
7
8
8
8
9
11
11
11
11
10
9
9
9
9
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-16
-14
-13
-12
-10
-9
-8
-8
-8
-8
-9
-9
-10
-10
-10
-11
-12
-14
-15
-16
-17
-17

Relative Humidity (%)

56
55
53
58
64
68
74
79
84
79
76
70
72
72
72
73
74
76
70
67
62
62
61
61

Pressure (mb)

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

Ozone (du)

410
404
399
392
385
378
373
368
363
359
356
352
353
354
355
356
356
356
362
367
372
373
374
374

Wednesday 31

Waxing Gibbous 98%

14:15

05:46

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

Sun - Rise: 07:22, Set: 16:26, Transit: 11:54. Moon - Rise: 14:15, Set: 05:46. Civil Dark: 16:58 - 06:50. Nautical Dark: 17:34 - 06:14. Astro Dark: 18:09 - 05:39

Total Clouds (% Sky Obscured)

6
4
5
5
5
4
5
10
17
24
35
29
17
5
7
3
5
26
48
69

Low Clouds (% Sky Obscured)

5
4
3
3
2
2
4
6
8
10
9
9
9
5
7
3
5
26
48
69

Medium Clouds (% Sky Obscured)

0
0
1
2
1
0
0
0
2
4
5
4
2
0
0
0
1
1
1
2

High Clouds (% Sky Obscured)

0
0
3
5
5
4
5
10
17
24
35
29
17
5
1
2
3
3
3
3

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

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

Precipitation Probability (%)

2
0
1
1
0
3
5
4
19
25
30
43
51
54
66
75
79
80
77
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-15
-17
-17
-16
-16
-17
-17
-17
-17
-17
-16
-16
-16
-12
-12
-13
-13
-12

Dew Point (°C)

-18
-18
-19
-19
-19
-20
-20
-21
-21
-21
-20
-20
-19
-18
-17
-16
-15
-14
-13
-12

Relative Humidity (%)

61
61
62
61
60
58
56
54
52
51
50
48
49
48
49
52
55
59
64
70

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1013
1012
1011
1010
1010
1009
1009
1008
1008

Ozone (du)

376
378
379
389
399
408
413
419
424
417
410
403
399
396
392
393
394
395
392
389

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

Generated: 25/12/25 23:59:09. Forecast: 25/12/25 to 31/12/25. Timezone: UTC-5.00