Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

16:43

07:55

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:49, Transit: 12:12. Moon - Rise: 16:43, Set: 07:55. Civil Dark: 17:20 - 07:04. Nautical Dark: 17:55 - 06:29. Astro Dark: 18:29 - 05:55

Total Clouds (% Sky Obscured)

56
58
75
86
88
80
89
87
100
100
96
99
99
97
93
99
100
99
100
98
98
100
100
97

Low Clouds (% Sky Obscured)

56
58
75
86
88
80
89
87
94
91
91
89
87
82
76
88
77
97
100
98
98
100
100
97

Medium Clouds (% Sky Obscured)

1
22
4
56
40
46
79
87
98
99
94
98
98
97
93
97
100
99
38
93
96
96
89
96

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
100
99
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
1
1
1
1
0
0
0
0
0
0
7
8
8
6
7
1
1
1
1
1
1

Fog (%)

98
100
100
100
100
99
100
99
100
100
100
100
100
12
6
3
1
0
2
99
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

0
0
45
43
47
47
65
56
55
58
68
62
53
48
54
50
48
75
82
94
95
95
95
72

Precipitation Amount (mm)

0
0
0
0
0.2
0
0.5
0
0
0.2
0.5
0.4
0.2
0
0
0
0
0.4
0.6
0.9
0.9
1.1
0.9
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
98
98
98
98
100
100
100
98
96
95
90
91
90
94
98
100
100
100
98
98

Pressure (mb)

1008
1007
1007
1007
1006
1006
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

308
306
307
306
306
303
300
300
300
306
309
313
315
314
312
309
312
314
316
317
318
319
321
319

Saturday 3

Full Moon 99%

18:02

08:43

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:50, Transit: 12:12. Moon - Rise: 18:02, Set: 08:43. Civil Dark: 17:21 - 07:04. Nautical Dark: 17:56 - 06:29. Astro Dark: 18:30 - 05:55

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

98
72
86
86
83
89
88
97
97
87
84
87
82
77
92
85
84
87
91
89
100
100
100
100

Medium Clouds (% Sky Obscured)

94
94
91
95
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
22
100
12
19
0
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

1
1
5
9
6
8
1
0
4
3
3
6
7
4
6
6
5
4
4
3
0
1
4
3

Fog (%)

100
98
100
99
85
39
77
31
9
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

76
68
46
47
45
77
95
95
95
95
95
85
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.4
0.4
0
0
0
0.3
0.8
1.1
1.5
1
0.5
0.4
0.6
0.5
0.5
0.7
1
1.1
1.1
1.4
1.4
1.6
1.4
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
98
96
98
98
94
96
94
95
93
95
95
95
95
95
95
96
98
98
96
96

Pressure (mb)

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

Ozone (du)

319
318
319
321
319
320
324
328
333
334
337
343
344
346
344
343
343
342
341
341
340
342
342
341

Sunday 4

Waning Gibbous 96%

19:20

09:20

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:50, Transit: 12:13. Moon - Rise: 19:20, Set: 09:20. Civil Dark: 17:22 - 07:04. Nautical Dark: 17:57 - 06:29. Astro Dark: 18:30 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
100
99
93
94
96
100
100
100
98
100
85
92
92
96
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
94
97
94
93
100
98
93
91
92
100
100
100
95
91
85
89
73
63
66
73

Medium Clouds (% Sky Obscured)

100
100
100
100
98
80
74
74
88
88
93
90
96
99
77
34
89
27
25
28
35
36
40
45

High Clouds (% Sky Obscured)

100
100
100
100
100
100
25
5
100
6
5
10
22
3
19
90
25
90
27
47
63
78
94
96

ISS Passover

Visibility (miles)

1
0
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
2
2
0
0
0
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
75
68
57
63
71
59
66
65
60
48
51
44
42
50
44
39
37
22
33

Precipitation Amount (mm)

1.9
1.2
1.3
0.9
0.4
0
0
0
0
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
94
94
93
93
91
91
91
93
93
90
93
91
95
96
96
93
93
94
94

Pressure (mb)

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

Ozone (du)

339
339
334
329
326
326
326
326
327
328
331
333
332
331
333
332
328
325
319
320
319
318
318
319

Monday 5

Waning Gibbous 91%

20:35

09:48

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:51, Transit: 12:13. Moon - Rise: 20:35, Set: 09:48. Civil Dark: 17:23 - 07:04. Nautical Dark: 17:58 - 06:29. Astro Dark: 18:31 - 05:55

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)

84
88
92
97
90
99
98
97
97
99
100
97
93
89
85
85
84
91
95
100
99
98
97
97

Medium Clouds (% Sky Obscured)

32
25
31
66
100
100
100
100
100
100
100
100
100
69
40
45
48
45
48
48
74
100
100
100

High Clouds (% Sky Obscured)

98
100
100
98
100
100
100
100
100
100
100
100
100
73
46
100
100
91
82
68
32
89
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
4
4
4
3
0
0
2
5
9
0
0
4
1
0
0
0
1
1
1

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

25
15
54
76
95
95
95
95
95
95
95
95
95
95
95
95
88
95
95
81
70
55
54
64

Precipitation Amount (mm)

0
0
0
0.4
0.9
1.1
1.5
2.5
1.8
2.8
2.9
2.2
1.5
1.6
1.1
0.8
0.4
0.9
1.3
0.7
0.5
0.2
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
93
91
93
93
93
96
98
98
91
93
91
96
96
95
96
100
100
100
100
98
96

Pressure (mb)

1005
1005
1004
1004
1003
1003
1002
1002
1001
1001
1001
1001
1001
1000
999
999
999
999
999
1000
1001
1001
1002
1003

Ozone (du)

319
321
325
329
330
325
323
331
339
343
348
352
359
366
369
369
372
375
371
374
375
368
367
364

Tuesday 6

Waning Gibbous 83%

21:44

10:12

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:52, Transit: 12:14. Moon - Rise: 21:44, Set: 10:12. Civil Dark: 17:24 - 07:04. Nautical Dark: 17:58 - 06:29. Astro Dark: 18:32 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
98
96
88
81
74
82
91
100
100
100
100
96
92
90
91
91
91
93

Low Clouds (% Sky Obscured)

99
100
100
100
100
95
90
84
73
61
50
64
70
74
64
51
53
56
59
61
66
71
64
59

Medium Clouds (% Sky Obscured)

100
100
100
100
100
29
15
9
6
3
0
11
19
19
28
22
16
42
63
89
91
91
90
72

High Clouds (% Sky Obscured)

100
100
93
87
85
5
73
80
64
11
44
4
64
65
50
40
45
19
17
15
36
66
91
78

ISS Passover

Visibility (miles)

1
8
5
9
9
0
0
1
8
9
9
9
0
1
4
4
4
4
4
4
3
2
1
0

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

77
95
91
95
95
95
95
63
56
50
45
60
62
68
80
64
60
52
48
52
95
95
95
95

Precipitation Amount (mm)

0.4
0.8
0.5
0.9
1.5
1.3
0.8
0.2
0.3
0.2
0
0.3
0.3
0.5
0.5
0.3
0.3
0
0
0.1
0.7
1.4
1.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
94
93
91
91
98
93
91
81
81
84
89
83
78
80
81
83
86
87
91
92
96
100

Pressure (mb)

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

Ozone (du)

359
360
361
362
366
367
368
374
375
384
385
386
389
390
387
392
397
402
405
408
411
416
420
425

Wednesday 7

Waning Gibbous 74%

22:51

10:32

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:53, Transit: 12:14. Moon - Rise: 22:51, Set: 10:32. Civil Dark: 17:25 - 07:04. Nautical Dark: 17:59 - 06:29. Astro Dark: 18:33 - 05:55

Total Clouds (% Sky Obscured)

91
92
82
79
74
78
78
79
84
84
80
82
88
90
91
93
94
91
90
89
88
87
89
89

Low Clouds (% Sky Obscured)

44
38
44
54
70
74
75
76
79
80
78
78
73
73
60
57
54
64
74
87
73
58
41
29

Medium Clouds (% Sky Obscured)

54
36
33
31
29
51
77
79
84
84
80
82
88
90
91
93
94
91
90
89
88
87
87
89

High Clouds (% Sky Obscured)

56
33
23
12
2
27
52
78
82
84
80
82
77
68
57
46
35
24
12
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
3
6
9
9
9
9
9
9
9
6
3
0
1
3
4
4
3
3
5
7
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

Snow
Snow
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
Snow
None
None
None
None

Precipitation Probability (%)

69
44
27
20
21
27
35
24
54
56
46
69
59
46
49
44
34
50
53
45
34
22
5
5

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0.2
0.2
0.1
0.5
0.3
0.2
0
0
0
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
94
92
92
92
92
92
94
94
92
92
89
89
91
91
92
94
96
96
92
92

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1009
1009
1009
1008
1008
1008
1009
1009
1010
1011
1012
1013

Ozone (du)

429
434
438
438
438
439
437
435
433
430
427
423
421
418
416
409
403
396
391
386
382
382
382
383

Thursday 8

Waning Gibbous 65%

No Rise

10:52

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

Sun - Rise: 07:34, Set: 16:55, Transit: 12:15. Moon - Rise: No Rise, Set: 10:52. Civil Dark: 17:26 - 07:03. Nautical Dark: 18:00 - 06:29. Astro Dark: 18:34 - 05:55

Total Clouds (% Sky Obscured)

91
90
76
63
49
37
26
19
23
19
24
27
21
20
21
17
33
37
41
44

Low Clouds (% Sky Obscured)

18
7
6
6
6
5
5
4
9
12
17
15
10
13
15
16
18
18
21
21

Medium Clouds (% Sky Obscured)

91
90
76
63
48
34
18
2
1
1
0
0
0
0
5
5
5
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
8
14
20
10
5
0
0
0
0
2
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Snow

Precipitation Probability (%)

3
0
2
2
0
0
0
0
2
6
10
42
59
73
82
95
95
87
76
57

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-7
-7
-8
-7
-7
-7
-8
-8
-8
-8
-7
-8
-1
1
1
3
4

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
90
90
89
89
89
84
79
75
71
67
63
70
77
83
86
89

Pressure (mb)

1013
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014

Ozone (du)

379
375
372
372
373
373
372
371
370
366
361
357
351
344
337
335
332
330
327
325

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

Generated: 02/01/26 23:04:28. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+1.00