Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 0%

08:11

16:38

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: 07:32, Set: 17:07, Transit: 12:20. Moon - Rise: 08:11, Set: 16:38. Civil Dark: 17:38 - 07:02. Nautical Dark: 18:12 - 06:28. Astro Dark: 18:45 - 05:55

Total Clouds (% Sky Obscured)

61
70
75
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
70
72
76
79
76
32
58
41
44
39
27
39
56
61
79
74
79
25
44
57
34
50
53

Medium Clouds (% Sky Obscured)

61
70
75
55
53
86
70
83
100
100
100
100
100
100
100
100
100
94
100
82
100
100
100
100

High Clouds (% Sky Obscured)

61
70
75
71
100
100
100
100
100
88
100
100
100
100
79
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
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
Light Rain
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
22
15
7
8
9
12
18
29
36
17
20
41
81
33
32
34
36
15
17
25
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.1
0
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
16
14
14
13
12
12
12
12
11
11
11
11
11
11
10
10
10
10
11
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
47
45
47
52
58
60
63
64
66
66
67
66
64
63
63
64
69
73
76
77
73
67
62

Pressure (mb)

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

Ozone (du)

335
336
336
337
334
331
331
332
333
336
337
337
337
335
334
337
340
346
355
361
369
372
378
377

Monday 19

Waxing Crescent 1%

08:39

17:47

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 Good
05 Good
06 Good
07 Good
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:32, Set: 17:09, Transit: 12:20. Moon - Rise: 08:39, Set: 17:47. Civil Dark: 17:39 - 07:01. Nautical Dark: 18:13 - 06:27. Astro Dark: 18:46 - 05:54

Total Clouds (% Sky Obscured)

100
100
98
99
98
100
93
93
92
97
99
100
100
100
100
94
15
14
18
10
57
51
55
56

Low Clouds (% Sky Obscured)

74
88
89
77
65
59
65
71
72
65
43
31
32
55
55
50
15
14
18
4
3
3
3
5

Medium Clouds (% Sky Obscured)

99
92
95
98
97
91
86
42
37
73
79
80
66
61
29
37
10
4
5
4
22
2
2
17

High Clouds (% Sky Obscured)

100
100
73
50
61
100
56
50
68
87
97
100
100
100
100
84
1
0
0
0
7
24
35
35

ISS Passover

Visibility (miles)

9
9
9
9
6
8
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 (%)

34
28
30
28
26
10
2
0
0
6
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
4
5
5
3
4
4
5
5
5
4
3
4
4
5
5
5
5
4
5
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
59
63
64
72
80
77
76
71
70
71
73
72
73
69
68
69
69
69
70
71
69
60
54

Pressure (mb)

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

Ozone (du)

380
384
386
390
392
392
397
402
401
400
402
405
408
412
414
413
410
411
412
415
416
416
416
419

Tuesday 20

Waxing Crescent 3%

09:03

18:56

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

Sun - Rise: 07:31, Set: 17:10, Transit: 12:21. Moon - Rise: 09:03, Set: 18:56. Civil Dark: 17:40 - 07:01. Nautical Dark: 18:14 - 06:27. Astro Dark: 18:47 - 05:54

Total Clouds (% Sky Obscured)

73
73
58
71
65
83
85
70
70
23
18
11
17
42
40
26
36
34
42
59
71
85
77
69

Low Clouds (% Sky Obscured)

5
5
5
6
12
27
39
50
55
23
18
11
17
24
3
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

43
38
21
40
50
32
3
4
6
4
2
4
2
2
40
26
36
34
16
59
71
85
60
44

High Clouds (% Sky Obscured)

48
63
45
45
56
83
85
57
60
2
0
0
7
31
20
1
2
3
13
24
34
45
30
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
46
45
50
56
64
67
69
68
69
72
70
65
60
55
54
54
55
55
56
57
52
47
41

Pressure (mb)

1016
1015
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1007

Ozone (du)

421
422
422
423
424
425
426
428
431
431
426
424
425
422
420
418
417
416
416
415
415
415
415
414

Wednesday 21

Waxing Crescent 8%

09:25

20:04

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

Sun - Rise: 07:30, Set: 17:11, Transit: 12:21. Moon - Rise: 09:25, Set: 20:04. Civil Dark: 17:41 - 07:00. Nautical Dark: 18:15 - 06:26. Astro Dark: 18:48 - 05:53

Total Clouds (% Sky Obscured)

64
64
61
57
62
68
87
91
90
70
54
45
41
44
45
47
52
49
54
45
36
28
53
37

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
11
16
12
6
0
3
7
11
11
9
7
11
16
20
19
18

Medium Clouds (% Sky Obscured)

62
64
61
57
53
27
32
32
40
40
31
29
23
22
29
27
21
13
0
0
1
1
1
0

High Clouds (% Sky Obscured)

10
20
20
17
13
12
23
25
23
10
3
3
3
3
6
8
13
19
25
23
15
10
42
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
37
38
41
45
49
54
56
58
60
63
66
69
69
72
72
74
73
72
71
70
62
56
49

Pressure (mb)

1007
1006
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002

Ozone (du)

411
408
405
402
402
400
398
397
396
394
396
398
400
398
403
412
415
413
405
392
382
373
363
355

Thursday 22

Waxing Crescent 14%

09:46

21:13

12 OK
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: 07:29, Set: 17:12, Transit: 12:21. Moon - Rise: 09:46, Set: 21:13. Civil Dark: 17:42 - 06:59. Nautical Dark: 18:16 - 06:26. Astro Dark: 18:49 - 05:52

Total Clouds (% Sky Obscured)

42
79
98
98
100
100
99
99
97
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

16
30
42
56
55
57
62
66
68
81
87
93
93
81
66
57
56
54
53
48
44
39
47
58

Medium Clouds (% Sky Obscured)

0
19
45
88
97
95
98
85
48
89
99
97
98
82
67
51
61
71
82
85
86
87
89
87

High Clouds (% Sky Obscured)

15
63
98
78
94
84
44
56
62
74
72
71
68
77
86
100
100
100
100
98
95
91
77
64

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

Precipitation Probability (%)

0
3
6
6
32
47
61
70
72
67
67
75
90
95
95
88
95
87
56
59
61
29
56
63

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.2
0.3
0.6
1.6
1.2
0.6
0.6
0.6
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
47
49
53
58
66
69
72
68
66
65
66
65
66
66
67
68
67
68
67
66
64
63
63

Pressure (mb)

1002
1002
1001
1001
1001
1000
1000
1000
1000
1000
1000
999
999
999
999
998
998
998
998
998
998
999
999
999

Ozone (du)

353
351
353
352
358
361
367
371
377
381
379
379
379
381
378
376
373
372
371
370
369
369
369
363

Friday 23

Waxing Crescent 23%

10:07

22:22

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:29, Set: 17:14, Transit: 12:22. Moon - Rise: 10:07, Set: 22:22. Civil Dark: 17:44 - 06:59. Nautical Dark: 18:17 - 06:25. Astro Dark: 18:51 - 05:52

Total Clouds (% Sky Obscured)

98
99
99
100
100
99
98
85
79
70
75
80
80
77
75
72
76
79
83
74
70
65
71
79

Low Clouds (% Sky Obscured)

73
84
91
97
95
92
87
79
69
59
57
56
60
55
45
33
27
23
19
17
22
23
33
41

Medium Clouds (% Sky Obscured)

85
83
78
73
67
60
53
36
18
1
1
1
2
21
39
58
64
68
78
67
54
44
47
51

High Clouds (% Sky Obscured)

51
36
20
5
4
3
2
19
37
54
69
80
80
77
66
49
44
38
33
25
17
9
29
49

ISS Passover

Visibility (miles)

9
9
9
9
8
8
7
7
8
8
9
9
8
7
8
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

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

Precipitation Probability (%)

62
79
95
95
95
95
74
67
52
31
31
29
26
24
22
18
18
18
18
24
32
34
51
61

Precipitation Amount (mm)

0.2
0.3
0.6
0.8
1.1
1
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
68
71
75
77
81
83
84
84
85
85
87
87
88
90
90
90
91
90
85
80
76
77

Pressure (mb)

999
999
999
999
1000
1000
1001
1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

357
351
348
345
342
342
342
342
341
339
338
338
338
338
337
336
334
334
333
333
333
332
331
330

Saturday 24

Waxing Crescent 33%

10:30

23:34

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: 07:28, Set: 17:15, Transit: 12:22. Moon - Rise: 10:30, Set: 23:34. Civil Dark: 17:45 - 06:58. Nautical Dark: 18:19 - 06:24. Astro Dark: 18:52 - 05:51

Total Clouds (% Sky Obscured)

86
90
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

51
66
83
100
99
98
96
96
97
98
98
98
97
98
99
100
100
100
100

Medium Clouds (% Sky Obscured)

55
68
81
97
97
100
100
100
100
100
97
94
91
94
97
100
100
100
100

High Clouds (% Sky Obscured)

68
79
89
100
93
87
80
65
50
35
54
73
92
95
97
100
94
87
80

ISS Passover

Visibility (miles)

9
9
7
5
3
4
6
7
6
5
4
6
8
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

67
89
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0.5
0.7
0.9
1.1
1.1
1.2
1.4
1.3
0.8
1.3
1.6
1.8
1.6
1
0.7
0.8
0.9
0.9

Wind Speed/Direction (mph)

13
14
14
13
13
14
15
16
16
17
17
13
9
8
7
7
8
7
6

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
12
12
12
13
13
12
12
12
12
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
82
83
84
86
86
84
87
87
87
89
89
88
84
81
79
77
76

Pressure (mb)

1002
1002
1002
1001
1001
1000
1000
1000
999
999
998
998
998
998
997
997
996
996
996

Ozone (du)

329
327
326
324
322
325
328
330
335
340
345
348
351
354
361
367
373
382
390

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

Generated: 18/01/26 12:57:23. Forecast: 18/01/26 to 24/01/26. Timezone: UTC+1.00