Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 1

Full Moon 100%

16:53

07:14

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

Sun - Rise: 07:19, Set: 17:22, Transit: 12:21. Moon - Rise: 16:53, Set: 07:14. Civil Dark: 17:52 - 06:49. Nautical Dark: 18:25 - 06:16. Astro Dark: 18:58 - 05:43

Total Clouds (% Sky Obscured)

4
20
8
73
22
19
56
70
83
99
100
100
70
36
5
10
1
1
2
39
21
5
73
8

Low Clouds (% Sky Obscured)

0
0
0
2
5
8
23
30
37
24
20
13
9
4
0
0
0
0
0
0
3
0
0
0

Medium Clouds (% Sky Obscured)

0
16
8
4
6
4
4
5
83
98
100
100
70
36
5
10
1
0
2
18
12
4
20
4

High Clouds (% Sky Obscured)

4
20
8
6
0
2
19
41
52
77
100
99
7
4
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
2
1
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)

9
7
7
7
4
4
2
3
3
3
2
2
4
4
4
4
4
4
4
4
3
4
4
4

Chance of Frost

Temperature (°C)

3
3
5
6
7
7
8
8
8
7
6
5
4
3
2
1
1
1
1
1
0
-0
-0
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
85
72
66
63
60
60
63
78
87
91
89
86
86
84
83
84
84
88
89
89
91
89

Pressure (mb)

1004
1004
1005
1005
1005
1004
1004
1003
1003
1004
1004
1005
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

398
397
398
401
398
401
407
407
406
407
406
404
409
414
419
424
438
438
425
415
408
400
394
385

Monday 2

Waning Gibbous 99%

18:09

07:46

07 OK
08 Good
09 Good
10 Good
11 OK
12 Good
13 OK
14 OK
15 OK
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: 07:18, Set: 17:24, Transit: 12:21. Moon - Rise: 18:09, Set: 07:46. Civil Dark: 17:53 - 06:48. Nautical Dark: 18:26 - 06:15. Astro Dark: 18:59 - 05:42

Total Clouds (% Sky Obscured)

15
0
0
0
23
10
35
25
33
50
51
99
100
100
100
97
91
96
88
71
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
11
9
12
16
19
19
15
3
5
12
3
3
26
34
76
71
78
83
57
49

Medium Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
4
2
34
100
90
49
39
75
83
58
55
100
92
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
0
1
5
17
98
100
100
100
73
1
63
21
5
62
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
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
1
1
0
0
1
0
1
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
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-0
2
5
6
8
7
7
7
7
5
4
3
3
3
3
3
3
3
3
3
4
3
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
80
70
65
62
58
56
57
62
75
83
85
86
86
85
83
80
85
85
86
83
83
88

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1012
1012
1012
1013
1013
1013
1012
1011
1011
1011
1011

Ozone (du)

380
380
379
377
373
371
367
364
360
357
354
355
356
356
355
354
351
350
348
349
347
348
349
349

Tuesday 3

Waning Gibbous 95%

19:22

08:12

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:17, Set: 17:25, Transit: 12:21. Moon - Rise: 19:22, Set: 08:12. Civil Dark: 17:54 - 06:47. Nautical Dark: 18:28 - 06:14. Astro Dark: 19:00 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
38
34
34
22
17
20
23
22
93
100
100
94
100
87
93
77
92
42
97
77
95
89
85

Medium Clouds (% Sky Obscured)

83
99
100
100
100
100
100
88
100
100
100
100
100
100
100
97
100
100
57
100
85
100
100
88

High Clouds (% Sky Obscured)

100
100
100
100
100
100
97
98
100
26
100
100
100
100
100
36
100
96
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

1
5
8
2
9
14
26
42
39
46
94
86
87
95
94
67
58
62
62
75
85
78
70
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.4
0.6
0.5
0.7
0
0
0
0.2
0.3
0.3
0.3
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
87
87
80
73
69
65
69
73
74
81
84
85
88
88
91
87
82
82
79
79
78
79

Pressure (mb)

1011
1011
1011
1011
1011
1010
1009
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1007
1007
1006
1006
1004
1003

Ozone (du)

348
346
345
344
342
343
341
342
341
342
343
344
346
350
354
355
357
356
354
352
352
352
354
356

Wednesday 4

Waning Gibbous 89%

20:31

08:34

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:16, Set: 17:26, Transit: 12:21. Moon - Rise: 20:31, Set: 08:34. Civil Dark: 17:55 - 06:46. Nautical Dark: 18:29 - 06:13. Astro Dark: 19:01 - 05:40

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
95
94
92
87
83
81

Low Clouds (% Sky Obscured)

83
69
86
84
83
83
88
93
100
100
100
100
98
96
95
89
57
48
46
67
86
75
63
50

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
92
90
94
97
100
93
86
79
72
27
49
62
71
75

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
77
57
45
61
62
72
71
71
65
60
65
16
75
80
80

ISS Passover

Visibility (miles)

9
9
9
9
3
8
8
4
2
9
3
1
0
0
0
1
9
9
9
9
9
2
0
2

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

Precipitation Probability (%)

62
73
89
95
95
95
95
95
95
95
95
95
95
95
62
47
33
36
57
71
95
95
95
62

Precipitation Amount (mm)

0.3
0.4
0.4
1.1
1.8
0.3
0.4
0.9
1.8
0.9
1.4
2.5
1.3
0.7
0
0
0
0
0
0.2
1.4
3.7
1.7
0.2

Wind Speed/Direction (mph)

13
15
15
16
16
16
15
14
12
12
9
7
8
6
5
4
4
4
4
4
3
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
70
69
79
87
87
87
93
91
96
98
100
98
98
94
94
94
98
96
96
98
98
94

Pressure (mb)

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

Ozone (du)

360
365
368
372
373
375
376
379
385
389
394
399
401
402
407
414
424
431
436
437
436
438
429
418

Thursday 5

Waning Gibbous 81%

21:38

08:54

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:15, Set: 17:28, Transit: 12:21. Moon - Rise: 21:38, Set: 08:54. Civil Dark: 17:57 - 06:45. Nautical Dark: 18:30 - 06:12. Astro Dark: 19:02 - 05:39

Total Clouds (% Sky Obscured)

85
89
92
93
92
91
96
98
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
21
5
28
52
75
75
74
72
63
54
46
34
36
43
60
81
92
94
97
100
100
99
99

Medium Clouds (% Sky Obscured)

72
87
92
86
13
4
8
11
20
20
97
100
100
100
100
100
100
100
100
100
100
100
99
97

High Clouds (% Sky Obscured)

80
80
78
1
3
7
17
27
69
100
100
100
89
78
66
78
89
100
100
100
100
79
55
31

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

38
19
12
24
32
35
32
30
38
21
9
7
25
39
46
65
83
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
1
1.4
1.5
1.4
1.1
0.9

Wind Speed/Direction (mph)

4
4
5
6
6
6
6
5
5
4
4
4
4
5
6
7
10
12
15
12
10
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
91
91
85
82
90
91
84
88
94
94
94
94
94
94
93
91
93
93
93
93
94

Pressure (mb)

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

Ozone (du)

416
412
403
392
392
386
378
368
358
349
348
346
346
349
351
354
353
352
352
352
353
353
356
358

Friday 6

Waning Gibbous 72%

22:43

09:14

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:14, Set: 17:29, Transit: 12:21. Moon - Rise: 22:43, Set: 09:14. Civil Dark: 17:58 - 06:44. Nautical Dark: 18:31 - 06:11. Astro Dark: 19:04 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
98
95
91
91
92
94
92
89
86
70
52
35
40
37
32
39
52
71
79
86
93

Low Clouds (% Sky Obscured)

100
100
100
96
91
83
81
78
79
81
83
84
69
52
35
32
31
26
20
15
14
14
14
18

Medium Clouds (% Sky Obscured)

98
99
100
98
95
91
71
53
35
25
16
4
3
1
0
2
3
2
13
24
35
49
63
77

High Clouds (% Sky Obscured)

35
53
68
54
37
26
26
14
0
0
0
0
0
0
0
0
0
0
22
43
58
69
76
87

ISS Passover

Visibility (miles)

1
2
2
2
2
2
2
2
1
1
4
7
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

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

Precipitation Probability (%)

95
95
95
95
95
95
73
53
32
28
25
24
26
24
12
16
18
21
22
18
17
11
7
2

Precipitation Amount (mm)

1.5
2.1
2.5
1.4
0.9
0.9
0.5
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
96
96
94
94
94
94
94
96
94
94
94
93
90
89
88
88
86
86
86
86
86

Pressure (mb)

994
994
995
995
996
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1006
1007
1008
1008
1009
1009
1009
1010

Ozone (du)

361
363
366
368
365
361
358
352
346
341
336
331
326
323
320
318
317
317
316
316
316
315
316
316

Saturday 7

Waning Gibbous 63%

23:48

09:34

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

Sun - Rise: 07:13, Set: 17:30, Transit: 12:21. Moon - Rise: 23:48, Set: 09:34. Civil Dark: 17:59 - 06:42. Nautical Dark: 18:32 - 06:09. Astro Dark: 19:05 - 05:37

Total Clouds (% Sky Obscured)

95
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
26
24
30
38
48
57
66
80
80
80
85
88
97
100
100
100
100

Medium Clouds (% Sky Obscured)

80
86
92
95
97
100
100
100
100
99
99
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

90
92
98
99
100
95
80
70
70
65
60
61
74
85
100
93
91
80

ISS Passover

Visibility (miles)

9
9
9
9
8
6
5
4
3
2
2
1
1
2
2
3
2
1

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
7
6
17
28
37
74
95
95
95
95
95
95
95
95
95
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.6
0.9
1.1
1.2
1
1.5
2.1
2.1
1.7
1.1
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
2
2
4
5
6
6
7
6
6
5
4
5
4
4
5
5

Relative Humidity (%)

86
85
80
76
81
82
85
88
91
94
96
94
94
96
96
96
98
98

Pressure (mb)

1010
1010
1010
1011
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1007

Ozone (du)

316
316
316
316
317
318
318
321
323
325
330
335
340
347
355
362
368
375

Forecast for Cervara di Roma, Province of Rome, Italy (41.99,13.07)

Generated: 01/02/26 07:21:11. Forecast: 01/02/26 to 07/02/26. Timezone: UTC+1.00