Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waxing Crescent 19%

10:58

21:04

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
11 Bad

Sun - Rise: 07:36, Set: 16:44, Transit: 12:09. Moon - Rise: 10:58, Set: 21:04. Civil Dark: 17:15 - 07:04. Nautical Dark: 17:50 - 06:29. Astro Dark: 18:24 - 05:55

Total Clouds (% Sky Obscured)

66
73
79
100
100
100
100
100
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
73
79
100
100
100
100
81
44
76
88
90
82
94
61
81
80
80
78
77
80
78
74
64

Medium Clouds (% Sky Obscured)

66
73
79
100
100
100
100
100
72
62
91
100
78
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

66
73
79
100
100
62
100
100
51
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
92
91
77
82
95
95
95
95
86
90
92
70

Precipitation Amount (mm)

0.8
1.2
2.4
2.7
2.5
2.8
1.9
0.7
0.2
0.9
0.5
0.6
0.2
0
0
0
0.6
0.5
0.4
0.3
0.2
0.3
0.4
0

Wind Speed/Direction (mph)

14
15
14
15
13
8
8
9
11
12
11
9
10
11
11
12
12
11
8
8
5
3
8
11

Chance of Frost

Temperature (°C)

12
12
11
11
10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
87
87
90
90
88
88
87
88
85
90
88
85
85
84
80
84
84
90
88
88
91
93

Pressure (mb)

1004
1004
1004
1005
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011
1012
1012
1013
1014
1015
1015

Ozone (du)

424
425
424
423
424
425
424
424
424
422
426
428
422
419
417
414
416
416
415
412
411
411
408
406

Thursday 25

Waxing Crescent 28%

11:19

22:12

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
11 Bad

Sun - Rise: 07:36, Set: 16:44, Transit: 12:10. Moon - Rise: 11:19, Set: 22:12. Civil Dark: 17:16 - 07:04. Nautical Dark: 17:51 - 06:29. Astro Dark: 18:25 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
87
80
78
76
76
82
82
81
86
86
80
80
67
67
89
100

Low Clouds (% Sky Obscured)

41
57
55
50
45
7
5
0
0
0
0
0
0
0
0
0
9
33
34
25
18
24
29
2

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
68
58
47
45
55
56
51
53
55
55
55
55
50
50
44
39

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
87
80
78
76
76
82
82
81
86
86
80
80
67
67
89
100

ISS Passover

Visibility (miles)

9
3
2
3
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
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 (%)

68
65
67
51
32
22
12
8
5
3
2
2
1
2
4
9
18
40
48
35
29
37
33
18

Precipitation Amount (mm)

0
0
0.2
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
10
6
7
8
8
5
4
4
4
4
4
4
4
5
5
5
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

12
12
13
12
12
12
11
11
10
10
10
10
9
9
9
9
9
9
9
9
9
9
10
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
87
87
83
77
80
80
78
78
77
76
76
76
75
74
74
74
73
72
70
67
60
52

Pressure (mb)

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

Ozone (du)

403
403
402
400
400
401
403
407
412
415
415
416
417
418
421
418
414
410
405
400
398
394
389
385

Friday 26

Waxing Crescent 38%

11:40

23:21

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

Sun - Rise: 07:36, Set: 16:45, Transit: 12:10. Moon - Rise: 11:40, Set: 23:21. Civil Dark: 17:16 - 07:05. Nautical Dark: 17:52 - 06:30. Astro Dark: 18:25 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
83
82
86
70
55
38
26
28
29
24
23
28
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

40
36
66
83
82
78
58
39
23
20
22
22
15
8
6
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
6
12
40
36
12
19
3
1
4
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 (%)

4
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)

4
5
5
4
4
4
4
4
4
5
5
6
6
6
6
6
6
6
5
5
5
5
5
4

Chance of Frost

Temperature (°C)

13
13
14
14
13
12
11
11
10
10
9
9
9
9
8
8
8
8
8
7
8
9
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
50
50
57
65
70
71
72
72
72
70
70
72
72
73
74
74
75
74
75
74
69
61
55

Pressure (mb)

1019
1019
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

382
379
373
364
358
356
354
352
352
355
353
350
348
345
341
338
336
334
331
332
332
333
335
335

Saturday 27

First Quarter 49%

12:02

00:31

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

Sun - Rise: 07:37, Set: 16:46, Transit: 12:11. Moon - Rise: 12:02, Set: 00:31. Civil Dark: 17:17 - 07:05. Nautical Dark: 17:52 - 06:30. Astro Dark: 18:26 - 05:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
44
4
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

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
2
39
4
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
1
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
2
3
2
3
3
3
3
4
4
4
4
5
4
4
4
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

13
13
14
14
13
12
11
10
9
9
8
8
7
7
7
6
6
6
5
5
5
6
8
9

Feels Like (°C)

13
14
14
14
13
12
10
10
9
8
7
5
6
6
5
5
4
4
4
4
4
5
6
7

Dew Point (°C)

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

Relative Humidity (%)

53
51
52
54
61
65
65
64
62
61
59
56
56
56
56
55
57
56
55
54
52
48
41
37

Pressure (mb)

1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

335
335
334
333
333
333
333
332
332
331
331
330
330
330
329
330
330
331
335
342
340
339
335
331

Sunday 28

Waxing Gibbous 61%

12:02

01:44

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 OK
03 OK
04 OK
05 Good
06 Good
07 Good
08 Good
09 OK
10 Good
11 Good

Sun - Rise: 07:37, Set: 16:46, Transit: 12:11. Moon - Rise: 12:02, Set: 01:44. Civil Dark: 17:18 - 07:05. Nautical Dark: 17:53 - 06:30. Astro Dark: 18:27 - 05:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
7
14
21
25
20
13
4
10
15
19
18
18

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
6
12
20
25
18
10
3
10
15
19
18
18

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

40
44
45
49
51
53
50
45
44
51
54
54
54
57
59
60
64
60
59
57
53
49
45
48

Pressure (mb)

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

Ozone (du)

327
326
320
317
316
314
312
310
308
309
310
309
308
307
306
306
306
306
306
306
306
306
307
306

Monday 29

Waxing Gibbous 72%

12:27

03:01

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

Sun - Rise: 07:37, Set: 16:47, Transit: 12:12. Moon - Rise: 12:27, Set: 03:01. Civil Dark: 17:19 - 07:05. Nautical Dark: 17:54 - 06:30. Astro Dark: 18:27 - 05:57

Total Clouds (% Sky Obscured)

17
14
10
9
31
50
62
61
70
70
75
80
80
65
50
35
50
66
81
76
66
70
75
80

Low Clouds (% Sky Obscured)

17
14
10
8
31
50
62
61
65
60
60
60
65
57
47
33
47
58
67
71
61
60
60
70

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
1
1
1
5
5
1
3
2
0
1
2
2
8
10
6
14
17
17
25
30

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
3
3
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
10
11
11
10
10
9
7
7
6
6
6
6
7
7
7
6
6
6
6
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

49
51
54
57
60
61
62
62
63
62
62
63
63
64
68
70
72
72
70
70
71
74
75
77

Pressure (mb)

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

Ozone (du)

306
305
304
303
302
301
300
300
300
300
300
300
300
300
300
300
300
301
301
302
302
301
301
302

Tuesday 30

Waxing Gibbous 82%

12:58

04:22

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

Sun - Rise: 07:37, Set: 16:48, Transit: 12:12. Moon - Rise: 12:58, Set: 04:22. Civil Dark: 17:19 - 07:06. Nautical Dark: 17:54 - 06:31. Astro Dark: 18:28 - 05:57

Total Clouds (% Sky Obscured)

90
95
95
95
90
80
75
63
48
32
38
45
51
62
74
89
89
91
93

Low Clouds (% Sky Obscured)

80
95
95
95
89
80
73
59
44
30
38
44
50
62
74
89
89
91
93

Medium Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
8
6

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
Very Light Rain

Precipitation Probability (%)

35
37
39
38
35
31
26
24
20
10
18
20
19
24
26
25
35
43
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
12
11
11
10
9
9
8
8
8
7
7
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
83
86
86
85
85
88
88
88
88
88
87
87
87
87
87
84
82

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

302
303
305
306
308
307
305
304
305
306
306
312
317
323
324
325
326
326
326

Forecast for Testaccio, Province of Rome, Italy (41.86,12.48)

Generated: 24/12/25 12:07:16. Forecast: 24/12/25 to 30/12/25. Timezone: UTC+1.00