Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 8%

09:03

20:04

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:31, Set: 17:11, Transit: 12:21. Moon - Rise: 09:03, Set: 20:04. Civil Dark: 17:41 - 07:01. Nautical Dark: 18:15 - 06:27. Astro Dark: 18:48 - 05:54

Total Clouds (% Sky Obscured)

70
77
82
100
100
100
82
100
100
97
81
71
94
91
49
50
50
57
61
68
64
63
57
50

Low Clouds (% Sky Obscured)

5
22
42
45
33
18
3
15
50
34
19
31
24
9
36
27
29
28
44
11
3
6
12
7

Medium Clouds (% Sky Obscured)

57
64
69
92
65
72
56
39
54
43
27
38
19
40
19
17
21
32
39
68
64
63
52
50

High Clouds (% Sky Obscured)

70
77
82
100
100
100
0
100
100
77
50
36
94
91
3
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
4
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
67
64
60
58
57
57
58
58
58
58
58
52
46
41
38
35
36
39
44
51
53
56

Pressure (mb)

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

Ozone (du)

422
416
413
410
404
403
401
402
401
404
405
406
405
404
402
404
404
400
394
389
386
385
385
385

Wednesday 21

Waxing Crescent 14%

09:25

20:04

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

Sun - Rise: 07:30, Set: 17:12, Transit: 12:21. Moon - Rise: 09:25, Set: 20:04. Civil Dark: 17:42 - 07:00. Nautical Dark: 18:16 - 06:26. Astro Dark: 18:49 - 05:53

Total Clouds (% Sky Obscured)

58
43
39
34
31
23
5
10
14
8
4
0
10
7
1
2
2
3
15
36
51
58
80
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

47
23
20
18
16
9
1
5
8
5
3
0
7
5
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
10
13
39
40
69
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
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
59
59
60
62
64
66
67
68
71
71
72
71
65
58
54
52
50
50
50
54
60
64
66

Pressure (mb)

1005
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1003
1002
1002
1001
1001
1002
1002
1002
1003

Ozone (du)

388
389
392
394
395
397
402
409
411
404
403
399
390
377
366
357
353
349
346
345
339
339
343
351

Thursday 22

Waxing Crescent 23%

09:46

21:13

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:29, Set: 17:14, Transit: 12:22. Moon - Rise: 09:46, Set: 21:13. Civil Dark: 17:44 - 06:59. Nautical Dark: 18:17 - 06:26. Astro Dark: 18:51 - 05:52

Total Clouds (% Sky Obscured)

100
80
91
76
72
88
84
96
85
95
100
100
100
92
87
92
92
94
94
95
96
98
99
100

Low Clouds (% Sky Obscured)

9
24
34
36
30
32
32
30
28
28
65
67
67
70
72
71
92
88
84
79
73
57
50
30

Medium Clouds (% Sky Obscured)

27
15
76
16
0
1
1
1
2
60
51
90
80
46
44
51
90
70
75
91
93
97
99
77

High Clouds (% Sky Obscured)

99
11
13
2
3
59
66
96
64
95
100
100
92
0
0
0
0
8
15
23
22
22
29
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
4
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
Very Light Rain
Light Rain
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
2
3
4
6
17
14
29
29
54
82
95
83
64
58
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0.3

Wind Speed/Direction (mph)

3
3
4
4
4
4
4
4
4
5
5
5
5
4
5
8
10
12
12
12
8
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
68
69
70
73
71
70
70
70
71
69
68
68
68
69
68
71
74
83
88
93
92
91
90

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004

Ozone (du)

353
355
359
371
373
372
371
370
370
372
372
373
373
364
361
359
353
349
348
347
346
346
345
348

Friday 23

Waxing Crescent 33%

10:07

22:22

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:29, Set: 17:15, Transit: 12:22. Moon - Rise: 10:07, Set: 22:22. Civil Dark: 17:45 - 06:59. Nautical Dark: 18:19 - 06:25. Astro Dark: 18:52 - 05:52

Total Clouds (% Sky Obscured)

99
100
100
100
94
87
97
100
100
99
100
91
82
73
71
74
72
78
84
88
36
59
66
68

Low Clouds (% Sky Obscured)

28
32
82
81
64
63
87
53
48
63
31
41
81
73
71
74
59
67
55
18
18
39
50
39

Medium Clouds (% Sky Obscured)

54
68
79
41
38
38
52
99
93
72
81
78
65
60
55
43
40
53
63
78
36
44
40
35

High Clouds (% Sky Obscured)

78
100
100
96
85
76
76
100
100
97
36
23
12
8
70
70
70
73
6
6
8
12
15
15

ISS Passover

Visibility (miles)

9
9
9
9
8
4
4
3
8
8
8
8
9
6
3
3
6
3
4
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
None
Very Light Rain
Very 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
None
None
None
None
Light Rain

Precipitation Probability (%)

72
58
69
73
81
93
95
95
94
88
89
81
84
95
95
82
91
95
95
30
18
16
19
83

Precipitation Amount (mm)

0.3
0
0.2
0.3
0.4
0.7
1.1
0.9
0.7
0.5
0.6
0.4
0.5
1
1.7
0.5
0.7
1.1
0.7
0
0
0
0
0.6

Wind Speed/Direction (mph)

6
7
7
7
8
8
8
8
6
5
5
5
5
5
4
5
7
10
13
10
11
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
9
6
6
4
4
4

Relative Humidity (%)

90
90
88
88
87
88
90
90
90
93
90
91
88
87
90
95
90
82
80
67
62
60
57
58

Pressure (mb)

1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1003
1003
1003
1003
1004

Ozone (du)

349
350
351
352
352
355
359
360
361
363
365
367
367
369
370
373
371
373
373
377
382
385
385
386

Saturday 24

Waxing Crescent 44%

10:30

23:34

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:28, Set: 17:16, Transit: 12:22. Moon - Rise: 10:30, Set: 23:34. Civil Dark: 17:46 - 06:58. Nautical Dark: 18:20 - 06:24. Astro Dark: 18:53 - 05:51

Total Clouds (% Sky Obscured)

49
45
70
100
100
100
100
100
100
100
100
92
94
96
97
99
100
86
74
68
60
55
47
63

Low Clouds (% Sky Obscured)

15
1
16
32
45
43
53
54
41
63
67
78
76
78
70
63
57
49
40
30
31
30
27
31

Medium Clouds (% Sky Obscured)

35
30
61
100
100
100
100
98
87
100
100
92
94
95
97
99
100
67
34
2
1
1
6
27

High Clouds (% Sky Obscured)

15
20
21
29
82
100
79
34
100
100
100
92
94
96
93
85
78
68
58
48
34
24
15
48

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
89
61
20
29
55
19
37
95
95
95
95
95
95
84
38
42
40
34
34
31
24
31

Precipitation Amount (mm)

1
1
0.6
0.2
0
0
0.3
0
0
0.7
2.1
1.7
1.5
1.2
1.2
0.7
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
8
7
6
7
7
6
5
5
3
4
5
5
5
5
5
7
7
6
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

59
59
60
61
63
67
69
73
72
74
82
90
90
87
85
81
76
69
67
64
60
66
70
75

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1002
1001
1001
1000
1000
999
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001

Ozone (du)

386
389
390
391
393
396
400
406
410
419
427
431
437
444
450
450
451
452
450
449
447
443
438
434

Sunday 25

Waxing Crescent 56%

10:58

00:48

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:27, Set: 17:17, Transit: 12:22. Moon - Rise: 10:58, Set: 00:48. Civil Dark: 17:47 - 06:57. Nautical Dark: 18:21 - 06:24. Astro Dark: 18:54 - 05:51

Total Clouds (% Sky Obscured)

75
89
93
97
100
100
100
100
97
94
91
93
97
100
100
100
100
100
100
100
93
87
80
86

Low Clouds (% Sky Obscured)

34
34
43
45
53
67
81
95
93
91
87
82
77
74
82
89
96
94
86
82
81
80
79
56

Medium Clouds (% Sky Obscured)

48
61
69
78
90
93
96
100
90
86
80
76
77
76
78
80
81
76
69
61
44
23
0
25

High Clouds (% Sky Obscured)

65
78
85
93
100
100
100
100
91
82
73
73
74
74
84
92
100
99
98
97
79
60
38
51

ISS Passover

Visibility (miles)

9
9
9
7
4
2
4
7
9
7
6
4
4
5
5
6
8
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
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain

Precipitation Probability (%)

29
17
75
95
95
95
95
95
95
95
95
95
95
95
93
92
72
74
83
93
87
75
54
65

Precipitation Amount (mm)

0
0
0.3
0.8
1.4
2
1.9
1.1
1.4
0.9
0.7
0.8
1
0.6
0.6
0.6
0.2
0.3
0.4
0.5
0.5
0.4
0
0.2

Wind Speed/Direction (mph)

3
4
6
7
8
9
9
9
9
8
7
6
6
7
7
8
8
9
7
7
9
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
8
8
7
5
4
4
4
3
3
4
5
5
5
5
5
7
7
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

75
77
77
79
84
87
88
87
87
87
87
88
90
90
91
87
85
81
81
82
82
82
84
85

Pressure (mb)

1001
1000
1000
1000
999
999
998
997
997
996
996
995
995
995
995
995
995
994
995
995
995
996
996
997

Ozone (du)

434
433
433
435
437
439
442
446
449
452
455
457
455
453
450
449
447
446
447
448
449
454
459
463

Monday 26

First Quarter 68%

11:32

02:05

20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 Good
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:26, Set: 17:19, Transit: 12:22. Moon - Rise: 11:32, Set: 02:05. Civil Dark: 17:48 - 06:56. Nautical Dark: 18:22 - 06:23. Astro Dark: 18:55 - 05:50

Total Clouds (% Sky Obscured)

91
97
67
37
7
12
16
10
30
50
70
85
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
9
7
4
1
1
1
1
2
3
5
7
8
10
40
70
100

Medium Clouds (% Sky Obscured)

50
76
52
29
6
4
2
0
21
43
64
71
77
84
89
95
100

High Clouds (% Sky Obscured)

63
76
51
26
0
4
8
10
26
42
58
75
85
95
92
94
96

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

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

Precipitation Probability (%)

70
75
69
57
33
26
16
2
3
3
1
3
8
14
42
69
95

Precipitation Amount (mm)

0.3
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
4
4
4
4
4
5
5
4
4
4
3
3
3
4
4

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
87
88
86
86
86
85
82
79
76
74
70
68
75
82

Pressure (mb)

997
998
998
998
998
998
998
998
998
998
998
998
998
998
998
998
997

Ozone (du)

462
460
458
442
425
409
403
397
391
388
385
382
381
379
378
381
383

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

Generated: 20/01/26 20:01:14. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+1.00