Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 3%

09:03

18:56

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
12 Bad
13 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)

84
89
87
93
97
100
100
100
99
100
100
88
100
91
81
100
80
51
71
100
56
57
88
55

Low Clouds (% Sky Obscured)

1
2
4
6
3
3
5
14
27
33
45
5
27
31
2
4
3
3
16
21
53
19
28
7

Medium Clouds (% Sky Obscured)

75
86
86
89
58
59
64
50
63
79
87
88
50
50
34
49
72
23
26
23
20
23
22
21

High Clouds (% Sky Obscured)

43
89
87
5
83
100
100
100
73
100
100
26
100
44
28
100
0
0
30
100
7
8
63
8

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

Chance of Frost

Temperature (°C)

15
15
14
13
12
11
10
10
10
9
9
9
9
8
8
8
7
7
7
8
10
10
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
52
58
65
70
72
73
74
72
70
67
59
56
56
58
58
61
61
60
56
47
42
37
35

Pressure (mb)

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

Ozone (du)

429
425
422
422
423
424
423
417
414
410
406
403
402
402
402
404
405
406
406
407
405
403
400
397

Wednesday 21

Waxing Crescent 8%

09:25

20:04

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

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)

56
51
44
50
77
83
83
79
75
53
59
72
46
30
13
7
4
5
6
3
1
0
0
1

Low Clouds (% Sky Obscured)

23
2
5
32
35
18
4
3
3
3
3
3
3
3
2
2
2
2
3
2
0
0
0
1

Medium Clouds (% Sky Obscured)

18
18
17
16
26
26
32
35
37
22
30
42
29
25
13
7
2
5
4
2
1
0
0
0

High Clouds (% Sky Obscured)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
10
10
8
7
7
7
6
6
5
5
4
5
6
5
4
5
5
6
9
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

36
38
44
50
54
54
56
57
57
59
61
63
66
67
69
70
70
70
70
64
57
51
50
51

Pressure (mb)

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

Ozone (du)

394
391
389
388
385
385
388
391
391
393
395
395
401
409
413
414
407
394
379
371
365
359
355
352

Thursday 22

Waxing Crescent 14%

09:46

21:13

14 Good
15 Good
16 OK
17 OK
18 OK
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
12 Bad
13 Bad

Sun - Rise: 07:29, Set: 17:12, Transit: 12:22. 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)

2
12
28
45
45
72
62
74
96
84
90
74
69
99
100
98
86
100
92
97
97
95
93
95

Low Clouds (% Sky Obscured)

1
7
2
3
3
15
19
20
22
28
24
25
14
22
21
28
40
32
24
45
64
76
88
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
26
7
0
5
5
48
57
22
35
36
48
49
38
93
95

High Clouds (% Sky Obscured)

0
10
28
45
21
43
21
33
85
14
52
1
20
98
100
98
86
70
40
10
6
3
6
20

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
1
1
1
1
1
1
1
1
2
4
6
8
12
24
36
54

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
3
1
1
2
3
3
3
3
4
4
4
4
4
4
5
4
5
6
7
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
5
5
5
5
4
4
4
4
4
3
3
3
3
3
2
2
3
3
4
5
6
8

Relative Humidity (%)

54
56
60
68
72
73
74
75
77
75
77
77
75
74
74
73
71
71
70
67
66
68
71
75

Pressure (mb)

1001
1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

349
349
350
352
353
354
359
363
371
374
374
372
373
376
377
378
375
374
371
366
362
361
358
353

Friday 23

Waxing Crescent 23%

10:07

22:22

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
12 Bad
13 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
100
100
100
100
100
100
100
100
100
100
91
81
72
72
78
79
82
66
42
73
38
99
99

Low Clouds (% Sky Obscured)

82
78
78
78
77
71
49
34
32
78
89
85
81
72
66
78
79
73
42
21
43
19
19
24

Medium Clouds (% Sky Obscured)

79
100
97
94
92
94
96
100
100
100
100
82
19
60
55
45
40
40
19
1
4
4
46
79

High Clouds (% Sky Obscured)

20
20
47
73
100
100
100
100
100
100
100
27
35
70
70
70
70
75
8
10
10
12
99
48

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

65
95
95
95
95
92
71
69
74
92
95
95
95
95
95
95
95
92
66
46
37
39
34
70

Precipitation Amount (mm)

0.2
0.7
1.5
1.9
1.4
0.5
0.3
0.3
0.4
0.7
0.8
0.8
1.2
1.3
1.4
1.3
1.2
0.5
0.4
0.2
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
87
92
92
92
91
91
90
91
88
90
88
88
90
90
90
93
91
90
81
77
75
75

Pressure (mb)

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

Ozone (du)

350
348
347
345
344
345
345
347
348
350
353
354
356
357
359
360
362
364
370
373
374
375
378
378

Saturday 24

Waxing Crescent 33%

10:30

23:34

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
12 Bad
13 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)

100
98
40
43
43
45
64
100
100
100
100
100
100
100
95
90
85
86
90
91
92
91
89
74

Low Clouds (% Sky Obscured)

45
27
28
40
43
45
64
67
62
44
82
80
80
76
77
77
76
76
76
75
70
63
57
51

Medium Clouds (% Sky Obscured)

90
97
30
25
20
20
42
100
100
100
100
100
100
100
89
78
67
77
83
90
85
76
66
43

High Clouds (% Sky Obscured)

100
96
20
25
35
36
33
100
79
100
100
100
100
100
70
44
27
43
70
86
70
51
31
21

ISS Passover

Visibility (miles)

4
4
9
9
9
9
9
9
9
9
9
9
7
4
1
2
2
3
5
7
9
9
9
8

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

Precipitation Probability (%)

95
75
37
34
35
84
95
95
95
95
95
95
95
95
95
95
95
95
95
95
82
57
30
38

Precipitation Amount (mm)

1.5
0
0
0
0
0.4
0.7
1
0.7
0.7
0.5
1.2
2.3
3.7
2.2
2.3
2.9
1.8
1.1
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

13
15
12
7
7
9
7
7
7
7
6
7
6
4
4
4
4
4
3
7
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
86
76
81
77
66
66
67
68
74
74
74
80
85
95
93
91
90
88
88
88
81
76
70

Pressure (mb)

1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1002
1001
1000
999
999
998
998
998
999
1000
1001
1001
1001
1001

Ozone (du)

377
378
385
381
382
383
385
385
389
393
392
393
395
397
399
411
423
436
442
447
453
455
456
458

Sunday 25

Waxing Crescent 44%

10:58

00:48

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
12 Bad
13 Bad

Sun - Rise: 07:27, Set: 17:16, Transit: 12:22. Moon - Rise: 10:58, Set: 00:48. Civil Dark: 17:46 - 06:57. Nautical Dark: 18:20 - 06:24. Astro Dark: 18:53 - 05:51

Total Clouds (% Sky Obscured)

59
47
66
83
98
95
94
92
96
98
100
100
100
100
78
56
34
51
69
81
86
91
97
96

Low Clouds (% Sky Obscured)

43
35
50
65
78
71
66
62
72
81
92
86
79
71
56
43
32
31
38
40
55
67
79
76

Medium Clouds (% Sky Obscured)

21
0
5
11
16
44
72
92
96
98
98
99
99
100
71
41
12
32
54
73
75
76
78
67

High Clouds (% Sky Obscured)

10
0
11
23
34
53
71
90
93
97
100
100
100
100
68
36
4
22
39
57
64
72
79
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
1
1
1
2
3
5
6
6
6
6
5
4
3
3
3
3

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

44
48
46
44
43
59
75
90
95
95
95
95
95
95
95
84
72
79
84
86
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0.6
2.4
3.7
5
2.8
1.8
1.1
0.8
0.5
0.3
0.4
0.5
0.5
0.6
0.8
0.8
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
68
68
69
69
72
77
82
88
88
90
88
84
78
74
74
74
76
76
76
75
75
73
73

Pressure (mb)

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

Ozone (du)

449
441
433
430
427
424
424
424
424
427
431
434
440
447
453
453
453
453
453
452
452
450
448
447

Monday 26

First Quarter 56%

11:32

02:05

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: 07:26, Set: 17:17, Transit: 12:22. Moon - Rise: 11:32, Set: 02:05. Civil Dark: 17:47 - 06:56. Nautical Dark: 18:21 - 06:23. Astro Dark: 18:54 - 05:50

Total Clouds (% Sky Obscured)

96
95
97
98
100
100
100
100
100
100
100
93
81
66
49
40
27

Low Clouds (% Sky Obscured)

76
78
78
78
78
75
72
68
77
86
96
93
81
66
49
40
27

Medium Clouds (% Sky Obscured)

57
43
46
47
51
34
17
0
0
1
1
1
1
1
2
2
3

High Clouds (% Sky Obscured)

61
52
58
64
70
78
86
94
69
44
23
23
12
5
4
4
3

ISS Passover

Visibility (miles)

3
3
3
4
4
5
4
4
4
6
8
9
9
8
8
8
9

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
84
61
53
47
45
43
41
35

Precipitation Amount (mm)

1
1.2
1.2
1.1
1
0.9
0.9
1
0.8
0.6
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
8
7
7
7
7
7
6
7
7
6
6
6

Dew Point (°C)

7
8
8
8
7
7
7
7
7
7
6
6
6
6
6
6
6

Relative Humidity (%)

76
80
83
83
84
85
85
85
88
85
82
80
82
84
87
88
88

Pressure (mb)

994
993
993
993
993
994
994
994
994
994
994
994
994
994
994
995
995

Ozone (du)

444
442
439
440
441
441
442
443
444
447
450
453
453
454
454
440
425

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

Generated: 20/01/26 14:36:47. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+1.00