Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waning Gibbous 99%

18:12

07:48

07 Good
08 Good
09 Bad
10 Good
11 Good
12 OK
13 OK
14 OK
15 Good
16 Good
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: 07:20, Set: 17:26, Transit: 12:23. Moon - Rise: 18:12, Set: 07:48. Civil Dark: 17:56 - 06:50. Nautical Dark: 18:29 - 06:17. Astro Dark: 19:01 - 05:44

Total Clouds (% Sky Obscured)

2
10
51
6
13
22
25
25
7
11
98
100
100
100
100
100
87
98
75
96
100
100
97
100

Low Clouds (% Sky Obscured)

0
1
3
3
3
3
4
5
3
3
6
3
4
35
14
43
44
77
75
62
46
30
44
23

Medium Clouds (% Sky Obscured)

2
10
2
0
7
15
20
18
2
0
1
61
100
100
99
47
72
95
17
25
73
89
93
94

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
1
8
95
100
100
100
79
100
0
0
2
59
99
100
52
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
1
4
16
15
5
5
10
5
6
11
8

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
3
4
5
6
6
6
7
7
8
9
11
13
12
13
14
14
14
14
14

Chance of Frost

Temperature (°C)

3
4
6
8
10
11
13
13
13
13
12
10
10
10
10
10
10
11
11
11
11
11
12
12

Feels Like (°C)

2
3
3
8
10
11
12
12
12
11
10
7
6
6
6
6
6
7
7
7
6
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

77
77
71
60
50
46
45
46
48
53
58
62
66
67
65
67
71
73
73
73
76
76
75
77

Pressure (mb)

1008
1008
1009
1009
1010
1010
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008

Ozone (du)

373
372
369
368
366
363
359
356
355
350
347
345
344
345
347
345
347
346
346
346
345
346
346
345

Tuesday 3

Waning Gibbous 95%

19:25

08:14

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: 07:19, Set: 17:28, Transit: 12:23. Moon - Rise: 19:25, Set: 08:14. Civil Dark: 17:57 - 06:49. Nautical Dark: 18:30 - 06:16. Astro Dark: 19:03 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
80
87
100
100
100
100
93
86
84
92
83
79
78
86
93
100
100
96
100
96
82
73
76

Medium Clouds (% Sky Obscured)

95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
93
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
5
3
9
6
1
2
1
7
8
9
3
2
6
5
5
5
8
7
8
4
7

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

Precipitation Probability (%)

25
24
44
61
68
54
95
95
95
91
78
87
73
95
95
95
95
95
95
95
95
95
90
72

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
1.2
0.7
0.6
0.3
0.6
0.3
1.3
1.4
0.7
1.3
1.2
0.7
0.5
0.4
1.5
0.3
0

Wind Speed/Direction (mph)

14
14
16
16
17
17
17
15
11
8
6
5
4
6
6
6
8
11
10
7
6
4
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
83
80
83
87
86
84
89
93
96
93
90
89
89
93
95
92
92
93
90
88
92
93
90

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1006
1007
1007
1007
1007
1007
1008
1008
1007
1006
1006
1005
1004
1003
1001
1001
999

Ozone (du)

345
346
347
349
347
345
345
343
344
348
352
353
355
359
361
363
360
355
355
355
359
364
369
376

Wednesday 4

Waning Gibbous 89%

20:34

08:36

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: 07:18, Set: 17:29, Transit: 12:24. Moon - Rise: 20:34, Set: 08:36. Civil Dark: 17:58 - 06:48. Nautical Dark: 18:31 - 06:15. Astro Dark: 19:04 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
93
87
96
100
78
69
70
60
59
68
73
79
76
72
71

Low Clouds (% Sky Obscured)

81
72
47
82
94
97
72
92
92
93
86
82
80
78
69
70
60
59
68
73
74
75
72
71

Medium Clouds (% Sky Obscured)

100
99
100
100
83
100
86
85
84
54
44
64
99
55
45
40
40
43
51
70
76
67
68
68

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
4
10
87
4
0
0
0
0
0
0
0
0
0
0
10

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

69
61
62
95
95
95
95
95
70
57
61
84
95
95
95
95
95
95
95
95
95
95
80
55

Precipitation Amount (mm)

0
0
0
1.4
1.5
1.7
2.2
1
0.3
0
0.2
0.6
0.6
0.6
0.5
1.3
1
1.2
1.1
0.9
0.8
0.4
0.2
0

Wind Speed/Direction (mph)

8
8
8
12
16
15
15
14
14
14
11
12
11
10
12
14
14
13
11
10
11
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
79
77
68
80
89
84
79
86
86
83
86
88
80
81
81
85
88
91
93
91
91
90
84

Pressure (mb)

998
997
996
995
994
993
992
992
992
992
993
993
993
993
993
994
994
994
994
995
995
995
996
996

Ozone (du)

383
389
392
397
401
409
422
424
424
433
436
437
440
439
434
432
428
424
418
420
417
412
409
406

Thursday 5

Waning Gibbous 81%

21:40

08:56

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: 17:30, Transit: 12:24. Moon - Rise: 21:40, Set: 08:56. Civil Dark: 17:59 - 06:47. Nautical Dark: 18:32 - 06:14. Astro Dark: 19:05 - 05:41

Total Clouds (% Sky Obscured)

71
69
67
71
70
79
80
68
71
93
97
96
97
98
100
100
100
100
100
99
99
98
96
95

Low Clouds (% Sky Obscured)

71
69
67
71
66
78
71
47
42
53
36
44
37
28
54
58
89
94
96
97
98
85
73
61

Medium Clouds (% Sky Obscured)

71
66
60
8
50
67
46
33
45
32
32
71
64
87
95
96
98
100
88
74
64
72
54
30

High Clouds (% Sky Obscured)

20
7
12
4
7
10
31
53
70
72
73
65
77
88
100
100
100
100
23
16
55
3
2
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

45
41
26
28
47
57
55
46
43
53
36
34
41
48
57
81
95
95
95
95
95
95
95
83

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0.3
0
0
0
0
0.3
0.5
0.9
2.8
2
3.1
3.7
4.2
1
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
84
78
75
69
68
68
68
72
77
80
81
81
84
87
87
85
88
91
93
93
95
93

Pressure (mb)

997
998
998
999
999
999
999
999
999
999
999
999
999
998
998
997
997
996
995
994
993
992
992
992

Ozone (du)

404
398
400
400
397
396
393
396
387
371
363
360
357
355
355
355
356
352
353
354
351
349
347
346

Friday 6

Waning Gibbous 72%

22:46

09:16

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

Sun - Rise: 07:16, Set: 17:31, Transit: 12:24. Moon - Rise: 22:46, Set: 09:16. Civil Dark: 18:00 - 06:46. Nautical Dark: 18:33 - 06:13. Astro Dark: 19:06 - 05:40

Total Clouds (% Sky Obscured)

87
78
42
73
49
64
48
6
16
19
67
41
29
22
14
14
10
13
15
16
23
38
56
70

Low Clouds (% Sky Obscured)

56
54
42
43
22
20
15
1
8
15
54
35
29
22
14
14
10
13
15
16
23
38
51
61

Medium Clouds (% Sky Obscured)

18
12
0
3
2
2
1
1
0
2
4
6
3
3
3
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
3
8

ISS Passover

Visibility (miles)

9
4
4
5
7
9
7
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

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

Precipitation Probability (%)

72
67
59
56
41
26
38
24
7
3
2
1
20
27
30
42
45
39
46
45
37
38
32
26

Precipitation Amount (mm)

0.3
0.2
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
12
15
12
12
12
13
12
10
7
5
4
4
3
3
3
4
4
4
4
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
86
86
87
80
84
74
72
74
76
79
84
84
84
84
82
82
82
82
82
81
81
81

Pressure (mb)

992
993
994
994
995
995
996
997
998
999
1000
1001
1002
1003
1004
1004
1005
1005
1005
1006
1006
1006
1006
1006

Ozone (du)

346
343
341
341
341
334
330
328
325
325
326
327
328
327
326
325
323
322
321
320
319
318
318
318

Saturday 7

Waning Gibbous 63%

23:50

09:37

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: 17:33, Transit: 12:24. Moon - Rise: 23:50, Set: 09:37. Civil Dark: 18:02 - 06:45. Nautical Dark: 18:35 - 06:12. Astro Dark: 19:07 - 05:39

Total Clouds (% Sky Obscured)

82
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
94
98
100
100
100

Low Clouds (% Sky Obscured)

60
58
59
48
35
15
27
41
56
69
80
88
80
71
65
75
84
95
89
94
98
95
92
89

Medium Clouds (% Sky Obscured)

19
38
62
76
89
100
100
100
100
100
100
100
99
98
98
98
99
100
93
90
90
91
96
100

High Clouds (% Sky Obscured)

29
47
57
50
43
12
27
48
69
79
90
100
100
100
100
100
100
100
92
84
76
84
92
98

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

31
37
51
62
58
55
61
65
72
71
76
95
95
95
89
88
89
87
77
75
53
64
72
73

Precipitation Amount (mm)

0
0
0
0.3
0.3
0
0.2
0.3
0.4
0.3
0.3
0.6
0.9
1
0.5
0.5
0.5
0.5
0.3
0.3
0
0
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
79
77
75
73
70
74
78
80
81
84
86
86
88
88
90
90
90
90
90
90
90
91

Pressure (mb)

1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

318
320
322
323
327
330
334
336
338
340
344
347
350
354
359
363
364
366
368
372
377
381
385
388

Sunday 8

Waning Gibbous 53%

00:55

10:00

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 OK

Sun - Rise: 07:13, Set: 17:34, Transit: 12:24. Moon - Rise: 00:55, Set: 10:00. Civil Dark: 18:03 - 06:43. Nautical Dark: 18:36 - 06:11. Astro Dark: 19:08 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
92
82
73
60
47
33

Low Clouds (% Sky Obscured)

91
93
96
93
91
88
87
86
85
62
42
15
8
4
1
1
1
1

Medium Clouds (% Sky Obscured)

100
100
99
98
97
96
97
99
100
100
100
100
67
34
2
1
0
0

High Clouds (% Sky Obscured)

97
97
97
98
99
100
93
86
81
80
77
74
70
69
68
53
42
30

ISS Passover

Visibility (miles)

8
8
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

Precipitation Type

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

Precipitation Probability (%)

82
72
59
61
54
53
59
63
56
54
51
38
35
26
11
13
14
10

Precipitation Amount (mm)

0.4
0.3
0
0
0
0.2
0.2
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
90
88
83
77
72
73
75
76
76
78
78
81
81
82
84
84

Pressure (mb)

1004
1004
1005
1005
1005
1004
1004
1004
1004
1003
1004
1004
1004
1004
1004
1005
1005
1005

Ozone (du)

392
392
392
392
389
387
384
383
382
381
382
383
385
386
388
389
390
391

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

Generated: 02/02/26 06:49:04. Forecast: 02/02/26 to 08/02/26. Timezone: UTC+1.00