Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 92%

13:45

05:40

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 Bad
14 Bad
15 Bad
16 OK
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

Sun - Rise: 07:19, Set: 16:45, Transit: 12:02. Moon - Rise: 13:45, Set: 05:40. Civil Dark: 17:15 - 06:49. Nautical Dark: 17:49 - 06:16. Astro Dark: 18:21 - 05:43

Total Clouds (% Sky Obscured)

71
68
69
44
37
74
70
58
34
68
93
60
70
82
81
96
98
100
98
97
95
92
68
87

Low Clouds (% Sky Obscured)

61
63
61
44
31
70
70
58
19
31
30
29
49
71
58
75
39
7
72
83
66
47
47
81

Medium Clouds (% Sky Obscured)

71
46
41
20
6
10
6
3
11
15
30
46
40
43
74
88
95
100
97
93
93
83
28
3

High Clouds (% Sky Obscured)

45
45
14
2
2
0
0
0
2
18
40
11
2
0
2
0
45
45
1
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
2

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
2
1
0
0
0
0
0
11
27
24
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)

11
11
12
12
12
12
12
10
10
9
8
7
7
8
8
9
10
10
10
9
10
12
13
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-7
-6
-5
-5
-5
-5
-5
-4
-5
-6
-5
-5
-5
-5
-5
-5
-5
-4
-5
-5
-5
-6

Dew Point (°C)

-7
-7
-8
-11
-13
-12
-11
-11
-10
-10
-10
-10
-9
-8
-7
-6
-5
-5
-5
-5
-5
-5
-5
-3

Relative Humidity (%)

72
69
62
45
39
40
40
41
46
49
50
52
55
60
63
65
67
69
67
67
66
65
67
86

Pressure (mb)

1013
1014
1014
1013
1011
1010
1010
1010
1009
1009
1010
1009
1009
1007
1007
1006
1005
1005
1004
1004
1003
1004
1005
1007

Ozone (du)

394
402
411
410
390
376
378
377
375
370
364
363
359
354
352
350
347
349
353
356
358
364
369
375

Thursday 1

Waxing Gibbous 98%

14:40

06:51

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

Sun - Rise: 07:19, Set: 16:46, Transit: 12:03. Moon - Rise: 14:40, Set: 06:51. Civil Dark: 17:16 - 06:49. Nautical Dark: 17:50 - 06:16. Astro Dark: 18:22 - 05:43

Total Clouds (% Sky Obscured)

40
5
39
33
17
40
42
13
5
3
3
3
2
2
26
55
87
88
81
76
78
83
83
82

Low Clouds (% Sky Obscured)

40
5
34
28
17
40
42
13
1
0
0
0
0
0
1
1
28
38
69
68
66
69
69
66

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
2
1
16
52
86
88
72
38
43
69
57
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
3
2
3
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
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

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
2
0
2
1
8
10
9
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)

14
14
13
13
13
12
12
12
11
9
9
9
8
8
7
8
8
9
9
9
9
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-14
-12
-14
-17
-17
-16
-16
-16
-16
-17
-17
-17
-16
-16
-16
-16
-16
-16
-13
-13
-13
-11
-9

Relative Humidity (%)

48
40
47
38
31
30
31
32
32
34
35
35
35
36
37
40
39
37
39
47
50
49
55
65

Pressure (mb)

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

Ozone (du)

382
379
370
370
357
350
354
353
352
350
352
352
353
350
350
349
347
347
345
349
350
348
347
342

Friday 2

Waxing Gibbous 100%

15:47

07:50

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

Sun - Rise: 07:19, Set: 16:47, Transit: 12:03. Moon - Rise: 15:47, Set: 07:50. Civil Dark: 17:17 - 06:49. Nautical Dark: 17:50 - 06:16. Astro Dark: 18:23 - 05:43

Total Clouds (% Sky Obscured)

86
81
52
77
33
38
37
33
30
26
27
20
20
21
0
0
3
30
58
82
81
84
75
52

Low Clouds (% Sky Obscured)

71
66
33
61
29
21
36
33
30
26
27
20
20
21
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

34
20
10
18
14
16
5
0
0
0
0
0
0
0
0
0
0
17
34
37
35
36
35
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
11
19
26
18
9
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 (%)

1
1
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)

7
7
7
9
11
12
11
11
9
6
5
6
7
8
7
7
6
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
63
48
43
42
42
42
45
49
55
58
61
58
57
57
58
59
59
60
59
59
58
58
56

Pressure (mb)

1013
1013
1013
1012
1011
1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1015
1015

Ozone (du)

340
333
331
331
331
328
323
319
319
322
324
326
322
320
320
321
321
320
317
315
316
319
319
320

Saturday 3

Full Moon 99%

17:02

No Set

08 OK
09 OK
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
04 Bad
05 Bad
06 OK
07 OK

Sun - Rise: 07:19, Set: 16:47, Transit: 12:03. Moon - Rise: 17:02, Set: No Set. Civil Dark: 17:17 - 06:49. Nautical Dark: 17:51 - 06:16. Astro Dark: 18:24 - 05:43

Total Clouds (% Sky Obscured)

41
22
36
63
80
85
93
100
100
100
100
100
100
100
100
100
100
92
85
78
69
54
48
44

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
0
1
5
13
24
36
27

Medium Clouds (% Sky Obscured)

41
22
34
63
74
31
36
34
65
87
100
100
100
100
100
100
100
91
81
71
63
50
43
36

High Clouds (% Sky Obscured)

1
1
3
6
22
53
74
100
100
100
100
100
100
100
90
81
71
51
34
25
1
0
0
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
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-11
-12
-12
-12
-12
-12
-12
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-11
-10
-10
-10
-10

Relative Humidity (%)

55
49
43
39
38
37
37
38
45
47
48
47
47
47
47
48
48
49
49
49
50
52
53
54

Pressure (mb)

1016
1016
1017
1017
1016
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

320
321
321
321
322
320
320
319
318
319
319
318
318
318
319
320
320
318
317
317
317
316
317
319

Sunday 4

Waning Gibbous 95%

18:20

08:36

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

Sun - Rise: 07:19, Set: 16:48, Transit: 12:04. Moon - Rise: 18:20, Set: 08:36. Civil Dark: 17:18 - 06:49. Nautical Dark: 17:52 - 06:16. Astro Dark: 18:25 - 05:43

Total Clouds (% Sky Obscured)

48
40
24
10
0
0
0
5
5
6
5
7
12
24
21
19
20
35
53
69
72
76
87
96

Low Clouds (% Sky Obscured)

16
5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

33
32
19
7
0
0
0
0
0
0
0
7
12
24
21
19
20
35
20
22
25
45
67
78

High Clouds (% Sky Obscured)

21
9
1
4
0
0
0
0
0
0
0
7
12
5
4
0
0
19
38
57
71
76
87
85

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
47
42
42
40
39
40
48
55
60
62
62
63
64
66
63
58
56
57
58
59
58
58
56

Pressure (mb)

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

Ozone (du)

320
321
320
321
322
321
322
322
321
321
324
328
329
330
331
330
328
326
325
324
324
324
324
324

Monday 5

Waning Gibbous 89%

19:36

09:13

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
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:19, Set: 16:49, Transit: 12:04. Moon - Rise: 19:36, Set: 09:13. Civil Dark: 17:19 - 06:49. Nautical Dark: 17:53 - 06:16. Astro Dark: 18:25 - 05:43

Total Clouds (% Sky Obscured)

96
95
89
78
74
94
97
100
100
100
100
100
98
94
93
92
82
85
59
60
67
73
83
88

Low Clouds (% Sky Obscured)

0
0
16
31
44
33
22
17
26
20
22
44
65
61
71
60
42
40
44
50
47
51
65
75

Medium Clouds (% Sky Obscured)

89
95
85
70
56
72
87
100
100
100
100
100
98
94
93
92
82
43
18
9
4
4
3
4

High Clouds (% Sky Obscured)

75
65
53
64
74
93
97
100
100
100
96
92
73
70
70
75
75
80
59
60
67
73
83
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
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
7
10
11
10
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
47
44
41
39
38
39
42
44
46
48
51
57
61
67
68
72
75
75
74
74
68
63
61

Pressure (mb)

1024
1024
1024
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

328
331
335
338
342
346
346
346
346
347
348
349
351
353
355
354
354
353
351
350
348
346
345
343

Tuesday 6

Waning Gibbous 81%

20:47

09:42

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

Sun - Rise: 07:19, Set: 16:50, Transit: 12:05. Moon - Rise: 20:47, Set: 09:42. Civil Dark: 17:20 - 06:49. Nautical Dark: 17:54 - 06:16. Astro Dark: 18:26 - 05:43

Total Clouds (% Sky Obscured)

94
97
100
99
100
100
100
100
97
91
77
88
97
100
99
99
99

Low Clouds (% Sky Obscured)

85
90
85
67
64
66
63
61
64
67
66
68
69
67
82
82
78

Medium Clouds (% Sky Obscured)

4
4
39
69
100
98
96
93
76
60
41
57
72
80
95
95
95

High Clouds (% Sky Obscured)

39
45
45
60
30
47
68
100
67
33
0
5
15
45
65
75
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
4
5
3
3
2
0
0
0
0
16
32
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
60
58
62
64
68
72
79
83
86
89
91
91
89
90
90
93

Pressure (mb)

1018
1018
1018
1017
1016
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012

Ozone (du)

342
341
340
339
339
338
338
337
337
339
341
343
346
348
351
350
350

Forecast for Da Costa, Atlantic, United States of America (39.64,-74.76)

Generated: 31/12/25 08:42:10. Forecast: 31/12/25 to 06/01/26. Timezone: UTC-5.00