Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 3%

06:17

15:02

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
14 Good
15 Bad
16 Bad
17 OK
18 OK
19 OK
20 Good

Sun - Rise: 07:29, Set: 16:39, Transit: 12:04. Moon - Rise: 06:17, Set: 15:02. Civil Dark: 17:10 - 06:58. Nautical Dark: 17:45 - 06:23. Astro Dark: 18:19 - 05:49

Total Clouds (% Sky Obscured)

59
70
76
82
100
100
100
100
100
100
99
89
100
100
100
100
100
14
53
59
28
29
29
11

Low Clouds (% Sky Obscured)

2
5
2
2
2
2
2
2
2
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

59
70
76
69
100
100
100
100
100
51
53
30
66
37
16
7
6
5
49
56
28
29
29
11

High Clouds (% Sky Obscured)

59
70
76
82
100
100
100
100
100
100
96
71
100
100
100
100
100
0
29
32
24
2
16
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
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
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
87
84
82
79
79
78
78
77
73
65
62
59
57
58
65
71
76
80
80
79

Pressure (mb)

1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1027
1027
1027
1027
1028
1028
1029

Ozone (du)

337
338
339
339
337
337
338
337
338
338
339
336
334
334
336
337
337
338
340
341
341
344
346
346

Thursday 18

Waning Crescent 1%

07:17

15:47

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

Sun - Rise: 07:30, Set: 16:39, Transit: 12:05. Moon - Rise: 07:17, Set: 15:47. Civil Dark: 17:11 - 06:58. Nautical Dark: 17:46 - 06:23. Astro Dark: 18:19 - 05:50

Total Clouds (% Sky Obscured)

2
69
80
19
59
76
71
82
84
74
42
31
51
35
44
17
8
4
5
7
5
5
10
5

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
2
0
1
34
39
35
35
37
74
42
31
47
13
17
16
7
1
3
4
3
3
3
3

High Clouds (% Sky Obscured)

0
69
78
8
0
10
7
7
36
5
5
5
4
5
5
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
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)

3
4
4
4
4
4
4
4
4
4
4
3
3
2
2
2
3
3
3
3
2
3
3
3

Chance of Frost

Temperature (°C)

7
7
7
6
6
6
7
6
6
6
6
7
7
10
12
13
13
14
14
13
10
9
8
7

Feels Like (°C)

7
7
7
5
4
6
6
6
6
4
4
4
6
9
10
12
14
14
14
14
11
10
8
7

Dew Point (°C)

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

Relative Humidity (%)

81
78
75
72
70
70
70
67
67
66
66
65
63
57
56
55
55
55
59
69
74
78
79
81

Pressure (mb)

1029
1029
1029
1029
1028
1029
1028
1027
1027
1027
1027
1026
1026
1026
1026
1025
1024
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

346
347
346
344
344
345
346
346
345
343
344
345
346
346
343
341
342
339
336
335
336
338
339
340

Friday 19

Waning Crescent 0%

08:10

16:41

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

Sun - Rise: 07:30, Set: 16:40, Transit: 12:05. Moon - Rise: 08:10, Set: 16:41. Civil Dark: 17:11 - 06:59. Nautical Dark: 17:46 - 06:24. Astro Dark: 18:20 - 05:50

Total Clouds (% Sky Obscured)

4
5
18
12
7
18
20
20
5
3
4
15
15
18
9
2
7
9
10
12
30
45
51
58

Low 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
0
0

Medium Clouds (% Sky Obscured)

3
3
10
4
4
4
6
4
3
3
1
1
0
0
0
0
0
0
0
1
0
11
14
17

High Clouds (% Sky Obscured)

0
0
0
0
1
0
5
5
0
0
1
5
5
5
0
0
2
2
2
2
0
5
5
5

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
1
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)

3
3
4
3
4
4
4
4
3
4
4
4
3
2
2
2
2
2
3
3
2
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
6
6
5
5
5
3
3
2
4
4
4
4
6
9
12
14
13
13
11
10
7
6
6

Dew Point (°C)

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

Relative Humidity (%)

81
81
79
76
72
70
68
67
66
66
66
64
61
53
49
46
45
45
51
59
67
72
75
75

Pressure (mb)

1022
1022
1022
1021
1020
1020
1020
1019
1018
1018
1018
1018
1018
1017
1017
1016
1015
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

340
338
334
333
333
333
335
337
332
324
317
312
310
312
317
324
326
328
331
332
331
329
332
333

Saturday 20

New Moon 2%

08:56

17:41

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

Sun - Rise: 07:31, Set: 16:40, Transit: 12:05. Moon - Rise: 08:56, Set: 17:41. Civil Dark: 17:12 - 06:59. Nautical Dark: 17:47 - 06:24. Astro Dark: 18:20 - 05:51

Total Clouds (% Sky Obscured)

61
48
38
25
30
35
35
45
50
45
40
33
25
12
20
20
20
20
20
36
48
62
55
53

Low Clouds (% Sky Obscured)

0
0
1
1
2
2
2
2
2
3
3
1
1
1
1
1
1
0
0
9
19
33
24
25

Medium Clouds (% Sky Obscured)

21
16
7
0
0
0
4
4
4
4
4
3
3
0
3
3
3
0
0
1
11
18
55
53

High Clouds (% Sky Obscured)

5
5
0
5
5
5
5
5
5
5
15
23
25
12
20
20
20
20
20
36
48
62
55
53

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
0
0
0
0
0
0
1
1
2
4

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
3
3
3
3
3
3
3
3
4
4
4
3
3
3
3
4
3
3
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
3
3
4
2
3
3
3
3
3
6
8
10
10
10
10
11
9
8
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
74
73
74
73
76
78
79
79
78
73
64
60
59
57
57
61
68
76
77
78
77

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

333
333
330
328
327
324
321
318
317
318
318
317
316
316
316
315
315
316
319
320
318
313
308
304

Sunday 21

Waxing Crescent 6%

09:34

18:47

21 OK
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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:31, Set: 16:41, Transit: 12:06. Moon - Rise: 09:34, Set: 18:47. Civil Dark: 17:12 - 07:00. Nautical Dark: 17:47 - 06:25. Astro Dark: 18:21 - 05:51

Total Clouds (% Sky Obscured)

45
48
55
65
65
65
60
65
65
60
55
55
55
55
55
55
63
75
85
94
98
100
100
99

Low Clouds (% Sky Obscured)

10
8
10
10
5
5
5
5
15
15
15
15
15
15
20
20
27
43
54
54
51
57
59
59

Medium Clouds (% Sky Obscured)

39
42
55
65
65
65
60
65
65
54
36
19
55
55
55
55
63
75
85
84
82
78
81
84

High Clouds (% Sky Obscured)

45
47
55
65
65
65
5
9
14
25
33
14
9
31
55
47
45
47
45
44
47
61
73
87

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
9
9
9
9
9
4
9
9
1
1
1
1
3
6
8
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

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

Precipitation Probability (%)

5
6
22
19
15
32
46
49
40
22
19
30
61
82
64
64
58
56
53
54
50
44
45
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
3
3
3
3
4
5
5
4
5
6
7
8
9
10
10
9
9
9
8
7
7

Relative Humidity (%)

75
78
75
78
82
83
83
90
93
91
90
90
90
90
95
95
95
96
96
96
96
96
96
96

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1011
1011
1011
1010
1011
1011
1011
1011

Ozone (du)

301
300
301
302
304
305
307
308
311
315
317
318
319
321
322
321
325
329
333
337
342
347
352
354

Monday 22

Waxing Crescent 12%

10:06

19:54

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:32, Set: 16:41, Transit: 12:06. Moon - Rise: 10:06, Set: 19:54. Civil Dark: 17:13 - 07:00. Nautical Dark: 17:48 - 06:25. Astro Dark: 18:22 - 05:51

Total Clouds (% Sky Obscured)

99
99
99
97
93
91
90
92
93
93
94
97
100
100
100
100
96
91
87
82
76
70
81
91

Low Clouds (% Sky Obscured)

58
52
54
60
61
72
81
78
71
65
74
85
93
92
93
94
83
72
61
56
50
45
53
64

Medium Clouds (% Sky Obscured)

87
87
86
86
64
43
21
28
34
40
58
76
94
93
92
91
89
87
85
62
38
14
14
17

High Clouds (% Sky Obscured)

96
96
99
95
93
91
90
85
76
66
77
89
100
100
100
100
78
56
33
23
13
3
2
2

ISS Passover

Visibility (miles)

3
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
3
5
8
8
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
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
None
None
None

Precipitation Probability (%)

46
50
52
52
56
56
52
58
63
66
76
85
94
95
95
95
95
95
95
95
95
37
37
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0.4
0.5
0.7
1.1
1.7
2.2
2.2
2.1
1.9
1.4
0.8
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
8
7
7
7
7
8
8
8
8
9
10
11
13
10
8
7
6
6
6
6

Chance of Frost

Temperature (°C)

8
8
8
8
7
8
8
8
7
7
7
8
8
9
9
9
9
9
8
9
8
8
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
96
96
96
98
98
100
98
98
98
98
98
98
98
95
91
88
90
90
91
90

Pressure (mb)

1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1006
1006
1006
1007
1007

Ozone (du)

356
358
359
360
361
362
363
364
369
375
380
379
378
377
364
351
338
333
327
322
320
319
317
317

Tuesday 23

Waxing Crescent 19%

10:32

21:02

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:32, Set: 16:42, Transit: 12:07. Moon - Rise: 10:32, Set: 21:02. Civil Dark: 17:13 - 07:01. Nautical Dark: 17:48 - 06:26. Astro Dark: 18:22 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
98
97
98
98
98
97
95
95
95
93
97
100
96
93
89
86
82
75

Low Clouds (% Sky Obscured)

80
86
86
89
88
88
89
73
57
41
34
26
19
22
24
26
34
41
48
39
30
22

Medium Clouds (% Sky Obscured)

12
11
5
10
8
3
2
1
3
4
36
68
95
93
97
95
95
93
89
86
82
75

High Clouds (% Sky Obscured)

2
26
50
75
82
89
95
95
95
96
95
95
91
93
96
100
95
89
89
75
56
35

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

Fog (%)

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

Precipitation Probability (%)

19
31
32
29
32
31
29
26
22
14
15
13
6
15
17
16
29
36
42
38
32
26

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
91
91
93
93
93
93
93
90
88
85
84
81
80
82
85
90
91
91

Pressure (mb)

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

Ozone (du)

316
316
316
316
316
316
316
316
316
316
316
316
316
316
316
316
317
317
317
318
319
320

Forecast for Via Case Sparse, Province of Rome, Italy (41.66,13.10)

Generated: 17/12/25 21:58:04. Forecast: 17/12/25 to 23/12/25. Timezone: UTC+1.00