Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 71%

12:49

03:04

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

Sun - Rise: 07:40, Set: 17:13, Transit: 12:27. Moon - Rise: 12:49, Set: 03:04. Civil Dark: 17:43 - 07:10. Nautical Dark: 18:16 - 06:38. Astro Dark: 18:48 - 06:06

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
11
15
3
0
21
22
33
25
47
62
72
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
11
15
3
0
21
22
33
25
33
32
30
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
38
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
62
19
80

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
1
0
0
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
63
60
54
51
51
52
54
56
56
65
69
70
72
74
77
78
79
79
80
82
83
83
82

Pressure (mb)

1018
1018
1019
1020
1020
1019
1019
1019
1018
1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014

Ozone (du)

307
307
308
309
310
311
310
311
310
309
309
309
309
310
313
314
318
319
317
316
317
316
318
322

Tuesday 30

Waxing Gibbous 82%

13:22

04:21

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
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

Sun - Rise: 07:40, Set: 17:14, Transit: 12:27. Moon - Rise: 13:22, Set: 04:21. Civil Dark: 17:43 - 07:11. Nautical Dark: 18:16 - 06:38. Astro Dark: 18:48 - 06:06

Total Clouds (% Sky Obscured)

65
70
76
77
76
63
21
49
100
80
80
94
94
88
94
85
89
98
100
100
85
99
98
90

Low Clouds (% Sky Obscured)

32
29
0
0
0
0
0
0
0
0
9
22
26
7
30
27
63
82
99
97
85
99
78
60

Medium Clouds (% Sky Obscured)

65
70
76
77
76
58
21
49
100
80
80
94
94
84
91
77
85
95
97
100
70
93
95
87

High Clouds (% Sky Obscured)

60
66
66
71
71
48
10
25
100
28
30
27
37
9
24
25
46
32
2
40
1
3
13
2

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 (%)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
9
18
55
49
32
43
49
53
68
77
58
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0
0
0
0
0.5
0.8
0.4
0

Wind Speed/Direction (mph)

3
4
3
4
5
6
8
8
7
5
3
3
4
3
3
4
4
3
4
8
11
13
13
13

Chance of Frost

Temperature (°C)

5
5
6
9
12
13
14
14
14
14
13
12
11
11
10
9
9
8
9
10
10
9
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
82
75
68
64
59
56
56
58
61
62
65
72
76
78
80
79
81
84
80
67
60
62

Pressure (mb)

1014
1013
1013
1013
1012
1011
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009

Ozone (du)

323
329
334
337
338
341
343
344
343
349
358
359
355
352
351
345
344
345
343
340
342
341
343
345

Wednesday 31

Waxing Gibbous 90%

14:03

05:39

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

Sun - Rise: 07:40, Set: 17:15, Transit: 12:28. Moon - Rise: 14:03, Set: 05:39. Civil Dark: 17:44 - 07:11. Nautical Dark: 18:17 - 06:38. Astro Dark: 18:49 - 06:06

Total Clouds (% Sky Obscured)

100
97
98
95
99
98
96
99
100
94
100
100
100
100
93
87
85
77
54
31
14
0
0
0

Low Clouds (% Sky Obscured)

33
45
65
68
72
68
81
78
74
77
81
85
81
75
63
47
60
38
11
7
4
0
0
0

Medium Clouds (% Sky Obscured)

64
58
60
45
61
61
61
64
64
57
65
60
55
60
45
37
31
29
17
11
6
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
8
5
6
7
1
4
5
9
1
0
0
0
0
0
0
1
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
37
55
50
39
26
21
18
20
24
26
23
20
20
18
23
26
16
4
1
0
0
0
0

Precipitation Amount (mm)

0
0
0.3
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
8
7
11
13
12
12
11
11
10
8
7
7
6
7
7
6
6
8
7
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
68
77
88
84
82
82
78
82
82
85
91
93
94
93
91
89
89
80
68
69
70
71
71

Pressure (mb)

1010
1010
1011
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1019

Ozone (du)

340
339
339
332
328
324
325
325
329
333
335
335
336
336
334
329
327
327
332
342
342
333
328
326

Thursday 1

Waxing Gibbous 96%

14:56

06:52

07 Good
08 Good
09 Good
10 Good
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 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:40, Set: 17:16, Transit: 12:28. Moon - Rise: 14:56, Set: 06:52. Civil Dark: 17:45 - 07:11. Nautical Dark: 18:18 - 06:38. Astro Dark: 18:50 - 06:06

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
3
7
6
6
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
4
4
3
1

Medium 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

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 (%)

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
3
2
3
3
3
3
2
1
2
2
2
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
65
56
52
50
48
47
46
46
56
60
62
64
64
65
65
64
64
63
63
65
67
71

Pressure (mb)

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

Ozone (du)

320
315
312
310
312
310
311
314
325
335
339
342
346
350
350
350
349
347
345
344
352
353
353
353

Friday 2

Waxing Gibbous 100%

16:00

No Set

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

Sun - Rise: 07:40, Set: 17:17, Transit: 12:28. Moon - Rise: 16:00, Set: No Set. Civil Dark: 17:46 - 07:11. Nautical Dark: 18:19 - 06:39. Astro Dark: 18:51 - 06:07

Total Clouds (% Sky Obscured)

2
2
2
1
56
71
54
48
56
47
55
19
6
3
2
1
0
0
0
0
0
0
1
2

Low Clouds (% Sky Obscured)

1
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)

0
0
0
0
0
0
0
0
0
0
1
0
2
1
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
49
68
53
44
56
45
51
16
2
0
0
0
0
0
0
0
0
0
1
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
70
66
65
64
60
53
47
47
54
56
58
62
66
67
71
72
73
74
74
77
77
79

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1025

Ozone (du)

356
355
348
349
350
352
353
354
354
356
356
355
354
355
354
353
352
350
347
345
344
343
343
342

Saturday 3

Full Moon 100%

17:13

07:54

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

Sun - Rise: 07:41, Set: 17:17, Transit: 12:29. Moon - Rise: 17:13, Set: 07:54. Civil Dark: 17:47 - 07:11. Nautical Dark: 18:19 - 06:39. Astro Dark: 18:51 - 06:07

Total Clouds (% Sky Obscured)

3
3
4
5
6
6
6
7
7
8
26
44
61
61
56
45
41
42
42
43
49
49
66
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
1
1
13
26
41
39
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
33
49
38
28

High Clouds (% Sky Obscured)

3
3
4
4
4
4
3
4
4
4
26
44
61
61
56
45
41
42
42
43
49
45
63
80

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
3
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)

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

Chance of Frost

Temperature (°C)

3
3
6
8
10
11
12
13
13
13
13
12
12
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

4
3
4
6
7
8
9
10
14
13
13
12
12
12
11
11
11
12
12
12
11
11
12
12

Dew Point (°C)

0
0
1
3
4
4
4
5
5
6
7
8
8
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

80
80
74
69
64
59
58
55
59
63
69
72
77
83
84
85
87
87
88
88
87
88
87
87

Pressure (mb)

1025
1025
1025
1026
1026
1025
1025
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024

Ozone (du)

341
341
340
339
338
337
336
336
334
332
330
329
328
327
330
332
335
336
338
339
339
339
339
338

Sunday 4

Waning Gibbous 97%

18:30

08:45

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

Sun - Rise: 07:41, Set: 17:18, Transit: 12:29. Moon - Rise: 18:30, Set: 08:45. Civil Dark: 17:47 - 07:11. Nautical Dark: 18:20 - 06:39. Astro Dark: 18:52 - 06:07

Total Clouds (% Sky Obscured)

100
90
81
72
60
48
37
39
43
43
59
75
92
86
80
73
84
92
100

Low Clouds (% Sky Obscured)

32
27
24
20
16
20
22
23
32
34
32
29
26
19
13
8
7
5
4

Medium Clouds (% Sky Obscured)

16
7
4
1
5
9
12
10
8
6
20
36
51
62
71
73
78
75
70

High Clouds (% Sky Obscured)

99
90
77
64
45
28
14
21
28
35
56
75
92
86
80
73
84
92
100

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
7
7
2
10
11
4
10
7
3
5
4
1
2
2
0
1
1
0

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

12
12
13
15
16
16
16
17
16
15
15
15
14
14
14
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9

Relative Humidity (%)

86
86
78
71
65
63
61
59
62
64
66
68
69
73
73
72
72
74
75

Pressure (mb)

1024
1024
1024
1024
1025
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

336
335
335
334
333
331
329
327
326
325
324
321
318
315
315
315
315
314
313

Forecast for Dimodidaskálon, Nomarchía Athínas, Greece (38.01,23.80)

Generated: 29/12/25 07:13:26. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+2.00