Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 2%

08:45

17:03

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
07 Bad

Sun - Rise: 07:21, Set: 16:45, Transit: 12:02. Moon - Rise: 08:45, Set: 17:03. Civil Dark: 17:17 - 06:49. Nautical Dark: 17:52 - 06:14. Astro Dark: 18:26 - 05:40

Total Clouds (% Sky Obscured)

58
54
54
48
82
80
95
100
99
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
54
47
24
17
24
31
18
15
10
12
57
53
44
43
61
73
71
77
97
78
66
53
31

Medium Clouds (% Sky Obscured)

37
28
17
13
32
32
75
78
79
80
81
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
65
49
21
5
9
5
5
5
10
10
57
25
20
86
81
77
55
5
15
27

ISS Passover

Visibility (miles)

0
1
9
9
7
9
9
9
9
9
8
9
8
9
8
8
8
8
8
8
0
8
8
8

Fog (%)

7
2
0
0
0
0
0
0
0
0
2
17
39
23
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
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

14
1
29
22
26
20
22
17
19
15
12
12
13
26
28
44
52
51
66
85
83
57
39
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
85
78
78
74
70
71
79
86
91
89
91
88
86
88
91
91
91
93
94
89
88
88

Pressure (mb)

1007
1008
1008
1008
1008
1008
1008
1008
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

341
337
336
334
338
344
348
351
349
349
347
345
346
344
341
343
340
339
342
344
345
348
347
347

Saturday 22

Waxing Crescent 5%

09:43

17:50

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

Sun - Rise: 07:22, Set: 16:45, Transit: 12:03. Moon - Rise: 09:43, Set: 17:50. Civil Dark: 17:16 - 06:50. Nautical Dark: 17:52 - 06:15. Astro Dark: 18:26 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
68
42
28
25
25
25
25
21
5
2
2
0
0
0
12
38
56

Low Clouds (% Sky Obscured)

10
15
23
45
31
40
36
41
32
8
8
5
4
4
3
3
1
1
0
0
0
12
38
56

Medium Clouds (% Sky Obscured)

100
100
100
93
99
99
100
67
40
28
25
25
25
25
10
2
0
0
0
0
0
0
2
2

High Clouds (% Sky Obscured)

83
81
46
45
50
53
23
23
27
23
20
20
20
16
16
0
0
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

8
9
9
8
8
9
8
4
2
3
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 (%)

19
17
26
21
20
21
25
25
21
13
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
5
6
6
5
4
6
5
3
1
0
0
2
4
4
5
5
4
3
2
2
1
1
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
82
72
74
70
66
71
82
86
88
86
85
85
85
81
80
77
77
74
74
74
73
74
76

Pressure (mb)

1014
1015
1015
1016
1016
1016
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

346
342
337
337
341
340
336
334
327
326
328
333
334
336
334
334
332
333
336
337
330
329
328
326

Sunday 23

Waxing Crescent 10%

10:34

18:46

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
07 Bad

Sun - Rise: 07:23, Set: 16:44, Transit: 12:03. Moon - Rise: 10:34, Set: 18:46. Civil Dark: 17:16 - 06:52. Nautical Dark: 17:51 - 06:16. Astro Dark: 18:25 - 05:42

Total Clouds (% Sky Obscured)

70
74
94
97
100
93
99
100
100
78
97
100
100
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
60
90
95
99
92
98
99
100
78
75
91
100
98
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

3
0
15
45
34
54
42
33
17
0
0
16
95
95
93
100
100
89
82
75
78
92
99
94

High Clouds (% Sky Obscured)

0
3
0
2
34
35
32
7
2
25
76
90
90
91
47
77
5
47
75
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
1
0
0
0
0
0
0
8
8
8
9
9
7
8
8
8
8
7
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
4
3
3
19
49
45
37
28
13
5
7
9
14
60
64
35
58
76
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.3
0
0
0
0
0
0
0
0.7
0.8
0
0.3
0.5
0.9
0.9
1.2
1.6
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
68
67
69
76
89
94
96
96
96
98
94
91
88
85
86
88
91
93
93
91
91
94
93

Pressure (mb)

1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1013
1012
1012
1011

Ozone (du)

323
323
322
321
321
321
321
321
319
317
316
312
310
306
304
303
303
303
299
296
294
294
295
297

Monday 24

Waxing Crescent 16%

11:16

19:49

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
07 Bad

Sun - Rise: 07:25, Set: 16:43, Transit: 12:03. Moon - Rise: 11:16, Set: 19:49. Civil Dark: 17:15 - 06:53. Nautical Dark: 17:51 - 06:17. Astro Dark: 18:25 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
66
87
80
92
100
99
97

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
66
85
77
90
99
97
94

Medium Clouds (% Sky Obscured)

100
83
88
100
100
93
86
77
82
90
98
86
72
58
62
65
64
63
74
80
80
80
75
70

High Clouds (% Sky Obscured)

100
100
100
99
99
68
30
20
47
57
71
51
30
22
55
80
75
66
80
80
75
70
75
70

ISS Passover

Visibility (miles)

6
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
0
0
0
1
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
Light Rain
Moderate 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
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
93
78
88
95
95
95
80
90
92
95
95
95
95
95
95
95

Precipitation Amount (mm)

1
1.5
1.6
2.1
4
2.2
1.3
1.1
0.8
0.4
0.5
1.5
1.3
0.9
0.5
0.5
0.6
1.5
1.5
2.3
2.9
3.1
2.9
2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1010
1010
1009
1008
1007
1005
1005
1004
1003
1003
1003
1002
1002
1001
1002
1001
1000
1000
1000
1000
1000
1000
999
999

Ozone (du)

298
302
302
305
304
302
303
306
308
307
305
307
310
316
321
320
323
328
328
327
331
334
334
335

Tuesday 25

Waxing Crescent 24%

11:51

20:56

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
07 Bad

Sun - Rise: 07:26, Set: 16:43, Transit: 12:04. Moon - Rise: 11:51, Set: 20:56. Civil Dark: 17:15 - 06:54. Nautical Dark: 17:50 - 06:18. Astro Dark: 18:25 - 05:44

Total Clouds (% Sky Obscured)

97
99
97
88
91
98
96
95
93
93
93
100
100
100
100
100
100
100
100
100
98
97
95
91

Low Clouds (% Sky Obscured)

92
92
90
78
75
86
87
88
86
86
81
85
76
65
80
90
100
100
100
100
92
85
77
72

Medium Clouds (% Sky Obscured)

71
69
66
60
55
88
82
67
69
79
80
100
100
100
100
100
100
92
84
76
65
53
42
56

High Clouds (% Sky Obscured)

65
63
66
65
76
77
53
30
30
30
35
100
100
100
77
79
86
76
59
38
37
34
32
23

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
4
4
3
2
1
0
0
0
0
3
6
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
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

95
53
68
71
61
52
44
45
42
40
49
95
95
95
95
95
95
95
95
95
95
78
64
58

Precipitation Amount (mm)

1.1
0
0.3
0.4
0.2
0
0
0
0
0
0
2.6
3
3.8
1.6
1.3
2.1
2.1
2.3
3
0.7
0.4
0.4
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
7
7
7
7
7
6
6
6
7
6
6
6
7
7
7
6
7
6
6
5

Relative Humidity (%)

88
90
88
84
82
87
85
88
90
88
88
90
90
91
91
93
94
96
96
96
96
94
94
93

Pressure (mb)

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

Ozone (du)

340
345
349
347
344
345
347
346
341
337
333
331
330
329
327
327
328
328
328
328
328
328
329
329

Wednesday 26

Waxing Crescent 34%

12:19

22:06

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
07 Bad

Sun - Rise: 07:27, Set: 16:42, Transit: 12:04. Moon - Rise: 12:19, Set: 22:06. Civil Dark: 17:14 - 06:55. Nautical Dark: 17:50 - 06:19. Astro Dark: 18:24 - 05:45

Total Clouds (% Sky Obscured)

88
84
87
94
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
99
98
97
86

Low Clouds (% Sky Obscured)

68
61
69
80
93
95
98
100
98
93
85
83
85
88
72
58
39
33
25
20
19
21
24
27

Medium Clouds (% Sky Obscured)

72
84
87
94
100
100
100
100
85
70
57
64
74
84
89
95
100
100
100
100
96
95
92
76

High Clouds (% Sky Obscured)

15
13
34
57
77
80
83
99
89
80
71
74
58
38
19
18
13
45
75
98
80
64
32
20

ISS Passover

Visibility (miles)

9
9
9
8
7
7
7
8
8
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

50
24
75
84
76
86
95
95
75
66
75
57
58
74
58
44
37
33
34
17
24
19
7
10

Precipitation Amount (mm)

0
0
0.5
0.5
0.3
0.5
0.8
1
0.4
0.3
0.6
0.2
0.3
0.7
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
6
6
6
6
6
6
6
5
5
5
5
4
4
4
4
4
4
4
4
4

Relative Humidity (%)

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

Pressure (mb)

1001
1001
1002
1002
1003
1003
1004
1004
1005
1006
1007
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013

Ozone (du)

326
323
320
320
321
321
324
327
329
330
331
332
333
333
333
334
335
335
336
336
336
337
337
338

Thursday 27

Waxing Crescent 44%

12:42

23:16

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK

Sun - Rise: 07:28, Set: 16:42, Transit: 12:04. Moon - Rise: 12:42, Set: 23:16. Civil Dark: 17:14 - 06:56. Nautical Dark: 17:49 - 06:20. Astro Dark: 18:24 - 05:46

Total Clouds (% Sky Obscured)

79
69
69
63
58
46
36
28
28
33
37
34
35
37
34
31
25

Low Clouds (% Sky Obscured)

32
33
36
32
32
26
24
19
26
31
37
32
27
21
19
18
17

Medium Clouds (% Sky Obscured)

62
45
37
25
8
3
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
14
5
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

Fog (%)

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

Precipitation Probability (%)

9
5
14
19
8
12
13
4
9
8
2
6
5
1
6
8
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
3
4
4
8
7
7
7
7
7
3
3
4
4
4

Dew Point (°C)

4
4
4
3
3
3
3
3
3
4
3
4
4
3
4
4
4

Relative Humidity (%)

84
78
73
70
68
64
68
73
77
79
81
83
83
82
82
83
85

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019

Ozone (du)

339
340
341
338
336
334
333
332
332
331
330
329
329
330
331
331
332

Forecast for Margine Coperta-Traversagna, Provincia di Pistoia, Italy (43.88,10.76)

Generated: 21/11/25 08:05:47. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+1.00