Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 1%

06:23

15:54

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

Sun - Rise: 07:05, Set: 16:45, Transit: 11:55. Moon - Rise: 06:23, Set: 15:54. Civil Dark: 17:16 - 06:35. Nautical Dark: 17:50 - 06:01. Astro Dark: 18:23 - 05:27

Total Clouds (% Sky Obscured)

36
41
42
45
66
80
87
75
52
49
56
40
66
32
44
30
30
38
62
46
58
77
58
36

Low Clouds (% Sky Obscured)

36
37
31
23
45
69
81
75
39
39
44
29
60
22
27
23
25
20
23
21
32
52
45
36

Medium Clouds (% Sky Obscured)

19
16
0
0
24
29
35
7
20
16
19
8
7
0
19
0
0
13
24
18
24
40
24
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
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
8
8
9
9
9
9
9
9
6
9
9
9
8
9
9

Fog (%)

6
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
36
2
2

Precipitation Type

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

Precipitation Probability (%)

0
0
0
24
28
45
54
41
32
37
31
26
16
4
3
6
16
13
13
16
19
23
13
11

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
12
12
12
13
14
15
16
17
17
17
16
15
14
14
13
13
13
12
12
13
13

Feels Like (°C)

9
10
12
12
12
13
13
14
15
17
17
17
17
16
17
16
16
15
15
13
14
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

81
81
84
84
84
83
79
75
73
69
66
64
66
69
76
80
82
83
84
83
81
84
81
79

Pressure (mb)

1011
1011
1011
1011
1011
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1011
1011
1011

Ozone (du)

309
309
308
312
312
311
302
295
291
292
287
284
283
279
277
274
271
269
273
274
276
276
276
278

Thursday 20

New Moon 0%

07:26

16:26

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:06, Set: 16:45, Transit: 11:55. Moon - Rise: 07:26, Set: 16:26. Civil Dark: 17:15 - 06:36. Nautical Dark: 17:49 - 06:02. Astro Dark: 18:22 - 05:28

Total Clouds (% Sky Obscured)

52
67
76
93
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
90
100

Low Clouds (% Sky Obscured)

38
49
45
69
91
75
92
78
65
47
68
76
83
93
76
73
38
13
32
45
51
11
11
55

Medium Clouds (% Sky Obscured)

7
20
30
92
95
99
100
21
22
25
30
53
95
96
93
100
100
100
100
100
100
74
90
100

High Clouds (% Sky Obscured)

0
0
0
0
3
38
80
100
100
100
100
100
100
100
100
100
100
100
100
100
100
39
0
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Moderate Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
21
31
37
74
95
95
95
95
85
95
95
95
56
46
33
31
17
6
23
39
36
33
38

Precipitation Amount (mm)

0
0
0
0
0.4
1.1
0.6
0.6
0.7
0
1.1
2.6
1.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
13
13
13
14
14
15
16
16
15
15
15
14
14
14
14
13
13
13
13
13

Feels Like (°C)

12
13
12
12
11
11
12
12
14
15
14
13
14
13
13
12
12
11
10
11
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

77
77
81
86
84
89
93
92
89
78
74
69
67
68
69
67
60
56
56
58
65
68
66
66

Pressure (mb)

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

Ozone (du)

282
287
288
287
286
285
288
290
293
297
296
296
297
298
299
301
305
308
308
307
310
313
314
319

Friday 21

Waxing Crescent 2%

08:28

17:05

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:07, Set: 16:44, Transit: 11:56. Moon - Rise: 08:28, Set: 17:05. Civil Dark: 17:14 - 06:37. Nautical Dark: 17:49 - 06:03. Astro Dark: 18:22 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
69
100
100
90
100
93
80
94
100
100
100
100
100
100
100
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

60
65
59
24
30
26
28
28
28
27
27
57
54
58
71
65
65
65
60
30
33
44
63
62

Medium Clouds (% Sky Obscured)

76
100
100
43
100
100
72
100
54
61
87
100
100
100
100
100
100
100
100
88
87
86
100
100

High Clouds (% Sky Obscured)

100
100
100
69
100
100
90
100
93
80
94
0
0
10
100
100
100
100
100
100
98
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
7
4
9
9
5
3
2
3

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

Precipitation Probability (%)

24
7
5
5
6
21
25
16
23
27
14
22
11
5
28
53
69
61
65
85
80
94
95
87

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
7
6
5
4
4
5
5
5
5
7
8
7
5
6
5
6
8
6
10
10
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
60
55
53
55
58
64
66
64
59
51
48
44
43
45
49
56
59
63
59
59
58
69
67

Pressure (mb)

1007
1007
1006
1006
1006
1007
1007
1008
1008
1008
1008
1007
1007
1008
1008
1008
1008
1009
1009
1008
1008
1008
1007
1007

Ozone (du)

324
331
331
334
336
344
351
359
362
363
370
373
372
366
368
364
359
364
367
366
361
359
358
357

Saturday 22

Waxing Crescent 5%

09:26

17:52

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:08, Set: 16:43, Transit: 11:56. Moon - Rise: 09:26, Set: 17:52. Civil Dark: 17:14 - 06:38. Nautical Dark: 17:48 - 06:04. Astro Dark: 18:21 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
71
61
72
100
100
65
62
57
57
53
58
57
55
60
55
60
49
39

Low Clouds (% Sky Obscured)

50
57
64
71
70
66
18
23
31
39
33
30
27
32
34
34
34
34
37
39
37
35
33
34

Medium Clouds (% Sky Obscured)

100
100
100
100
98
96
47
39
53
100
100
48
45
35
38
34
34
42
40
45
55
60
46
34

High Clouds (% Sky Obscured)

100
100
100
90
65
50
35
50
66
76
75
65
62
57
40
35
35
35
30
30
30
30
20
8

ISS Passover

Visibility (miles)

3
3
4
5
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

Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

86
90
85
64
39
23
15
17
14
7
13
17
9
14
20
19
24
25
17
25
28
17
28
24

Precipitation Amount (mm)

0.4
0.4
0.4
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
3
7
8
8
7
8
8
9
9
9
8
8
10
11
10
10
9
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
73
81
84
81
74
68
62
58
53
50
46
49
47
46
48
51
52
54
55
56
56
56

Pressure (mb)

1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1011
1012
1012
1013
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

356
358
359
360
363
360
355
354
351
350
348
349
348
343
341
343
350
351
349
345
344
343
344
348

Sunday 23

Waxing Crescent 10%

10:17

18:48

03 OK
04 OK
05 OK
06 Good
07 Good
08 Good
09 Good
10 OK
11 Good
12 OK
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

Sun - Rise: 07:09, Set: 16:43, Transit: 11:56. Moon - Rise: 10:17, Set: 18:48. Civil Dark: 17:13 - 06:39. Nautical Dark: 17:48 - 06:05. Astro Dark: 18:21 - 05:31

Total Clouds (% Sky Obscured)

30
18
9
2
0
0
1
33
10
26
73
86
98
99
99
100
94
93
94
90
86
80
67
55

Low Clouds (% Sky Obscured)

30
18
9
0
0
0
0
0
1
6
17
41
56
68
83
94
82
74
71
70
71
72
58
45

Medium Clouds (% Sky Obscured)

17
11
5
0
0
0
0
0
4
10
73
86
98
99
93
100
94
93
94
69
39
8
5
3

High Clouds (% Sky Obscured)

0
0
0
2
0
0
1
33
5
4
37
71
61
16
37
44
82
66
50
35
20
5
10
15

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

11
15
11
5
7
3
1
0
0
0
1
6
25
44
52
76
78
78
60
61
60
39
38
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
56
55
54
53
52
44
36
31
28
31
36
42
54
63
67
73
74
75
77
78
78
79
79

Pressure (mb)

1016
1017
1017
1017
1017
1018
1018
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

350
355
354
353
356
354
352
353
356
355
358
361
358
356
354
351
348
345
342
340
337
334
332
329

Monday 24

Waxing Crescent 16%

11:01

19:50

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:11, Set: 16:42, Transit: 11:56. Moon - Rise: 11:01, Set: 19:50. Civil Dark: 17:13 - 06:40. Nautical Dark: 17:47 - 06:06. Astro Dark: 18:20 - 05:32

Total Clouds (% Sky Obscured)

44
59
75
90
94
97
100
100
100
100
100
100
100
100
100
100
96
92
88
83
79
77
84
95

Low Clouds (% Sky Obscured)

31
46
60
74
70
67
64
69
74
78
71
66
62
70
78
83
81
78
75
67
57
52
58
81

Medium Clouds (% Sky Obscured)

0
9
17
28
32
36
46
59
72
83
88
95
100
100
100
100
95
90
88
83
79
77
76
74

High Clouds (% Sky Obscured)

20
37
54
73
84
91
97
97
98
100
100
100
100
97
94
91
92
92
88
75
58
41
45
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
2
1
2
2
3
3

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
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
14
18
15
27
26
10
28
47
68
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.9
1.4
2.5
1.5
1.4
1.1
2.1
2.6
2.7
2.2
1.5
0.8
0.8
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
6
6
6
8
9
9
9
9
9
11
10
10
11
11
11
10
10
10
10
10
10
13

Dew Point (°C)

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

Relative Humidity (%)

81
82
80
80
77
74
72
70
69
68
68
70
74
76
79
83
86
87
89
90
86
83
80
82

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1004
1003
1003
1002
1002
1002

Ozone (du)

327
324
323
321
320
319
318
317
317
317
317
318
319
321
321
321
321
322
324
325
323
322
321
321

Tuesday 25

Waxing Crescent 24%

11:36

20:56

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
23 Bad
00 Bad

Sun - Rise: 07:12, Set: 16:42, Transit: 11:57. Moon - Rise: 11:36, Set: 20:56. Civil Dark: 17:12 - 06:41. Nautical Dark: 17:47 - 06:07. Astro Dark: 18:20 - 05:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
85
75
84
92
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
91
87
82
87
92
98
96
95
93
85
76
68
45
29
7
13
20
28
29
29
30

Medium Clouds (% Sky Obscured)

68
78
88
99
99
100
100
100
99
99
97
85
75
84
92
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

59
68
81
95
95
100
100
100
100
100
97
85
75
84
92
100
97
94
92
92
91
91

ISS Passover

Visibility (miles)

3
3
5
7
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

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

Precipitation Probability (%)

95
95
95
89
84
77
59
87
94
84
81
76
52
44
43
55
57
52
43
43
42
44

Precipitation Amount (mm)

1.1
1
0.8
0.4
0.4
0.4
0
0.5
0.5
0.3
0.3
0.3
0
0
0
0.3
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
15
14
15
15
16
16
15
15
15
15
14
14
13
12
12
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
80
76
74
73
73
72
70
70
70
68
68
67
69
69
71
73
73
75
76
79

Pressure (mb)

1002
1001
1001
1001
1002
1002
1002
1003
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1004
1004

Ozone (du)

321
321
321
321
320
322
325
327
327
327
327
329
332
334
337
341
345
342
340
338
340
343

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

Generated: 19/11/25 03:16:18. Forecast: 19/11/25 to 25/11/25. Timezone: UTC+1.00