Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 3%

05:17

15:25

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
03 Bad
04 Bad

Sun - Rise: 07:02, Set: 16:44, Transit: 11:53. Moon - Rise: 05:17, Set: 15:25. Civil Dark: 17:14 - 06:31. Nautical Dark: 17:48 - 05:57. Astro Dark: 18:21 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
94
81
78
78
94
83
76
75
67
59
68

Low Clouds (% Sky Obscured)

83
89
91
91
94
95
100
99
95
90
84
85
82
86
81
78
78
94
83
76
73
67
59
68

Medium Clouds (% Sky Obscured)

79
97
97
94
98
100
100
100
100
100
96
70
26
72
70
55
69
24
21
24
16
5
3
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
66
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
0
97
98
98
51
22

Precipitation Type

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

Precipitation Probability (%)

77
95
74
74
67
85
82
85
95
95
86
72
69
67
51
43
44
43
34
25
14
18
22
20

Precipitation Amount (mm)

0
0.8
0.3
0.3
0
0.3
0.2
0.3
0.5
0.5
0.5
0.3
0.2
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
93
93
93
93
95
93
91
96
95
96
95
93
93
93
93
95
95
93
93
91
91
91

Pressure (mb)

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

Ozone (du)

300
298
298
297
296
294
294
293
293
292
294
297
301
300
297
296
296
298
298
295
291
297
304
305

Wednesday 19

Waning Crescent 1%

06:20

15:51

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:03, Set: 16:43, Transit: 11:53. Moon - Rise: 06:20, Set: 15:51. Civil Dark: 17:13 - 06:32. Nautical Dark: 17:47 - 05:58. Astro Dark: 18:20 - 05:25

Total Clouds (% Sky Obscured)

64
83
76
75
63
72
60
51
61
56
43
42
43
24
37
71
72
67
58
64
23
15
35
67

Low Clouds (% Sky Obscured)

64
83
76
75
63
70
33
42
53
56
30
23
21
14
19
67
72
67
58
64
23
15
35
67

Medium Clouds (% Sky Obscured)

0
10
1
0
0
1
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
0
0
2
0
0
3
14
13
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
8
9
9
9
9
9
9
9
6
6
8
9
9
9
9
9
9
1
6
9
9
9
9

Fog (%)

19
12
35
22
0
0
0
0
0
0
0
0
0
3
17
39
96
97
97
95
100
1
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 (%)

24
26
30
35
37
28
29
28
32
31
32
25
20
14
24
33
35
34
34
34
28
28
24
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
6
7
8
10
12
11
10
9
10
8
6
6
5
3
3
3
2
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
91
80
72
70
68
72
76
85
91
94
94
94
96
96
96
94
89
91
91
91

Pressure (mb)

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

Ozone (du)

305
307
309
308
303
291
289
288
283
279
279
271
270
272
272
271
270
270
271
277
279
279
280
284

Thursday 20

New Moon 0%

07:24

16:23

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
03 Bad
04 Bad

Sun - Rise: 07:04, Set: 16:42, Transit: 11:53. Moon - Rise: 07:24, Set: 16:23. Civil Dark: 17:12 - 06:34. Nautical Dark: 17:47 - 05:59. Astro Dark: 18:20 - 05:26

Total Clouds (% Sky Obscured)

68
68
90
98
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
68
88
91
95
97
100
100
100
100
100
92
100
93
96
91
88
80
81
78
71
43
59
70

Medium Clouds (% Sky Obscured)

24
15
20
40
48
44
48
75
40
40
40
33
34
84
100
100
100
100
100
100
100
100
100
98

High Clouds (% Sky Obscured)

1
2
20
77
24
2
3
100
100
100
100
100
100
100
100
100
100
100
100
95
97
98
100
92

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
5
9
6
1
1
1
0
0
0
0
0
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
6
17
27
38
2
33
2
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

25
22
26
44
62
72
88
95
95
95
95
95
95
95
95
95
86
62
38
36
32
38
30
44

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.4
0.6
0.6
1
0.7
0.7
0.6
1.5
1.5
0.5
0.4
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
93
93
91
88
84
84
88
95
96
96
96
98
98
100
98
100
96
94
93
90
88
88
88

Pressure (mb)

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

Ozone (du)

285
285
287
285
286
290
293
294
297
299
300
300
301
302
304
308
307
306
306
307
304
310
319
320

Friday 21

Waxing Crescent 2%

08:26

17:02

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
03 Bad
04 Bad

Sun - Rise: 07:05, Set: 16:41, Transit: 11:53. Moon - Rise: 08:26, Set: 17:02. Civil Dark: 17:12 - 06:35. Nautical Dark: 17:46 - 06:01. Astro Dark: 18:19 - 05:27

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
100
100
100
80
85
81
72
89
72
69
64
97
100
99

Low Clouds (% Sky Obscured)

70
74
67
68
70
70
72
77
68
26
22
23
29
32
37
37
39
67
53
53
52
52
62
64

Medium Clouds (% Sky Obscured)

97
96
98
99
100
38
37
100
100
100
100
100
100
45
40
45
45
45
45
48
48
61
81
98

High Clouds (% Sky Obscured)

83
75
84
92
100
95
99
100
100
100
100
100
100
55
40
40
30
30
30
35
40
96
100
93

ISS Passover

Visibility (miles)

9
9
5
2
4
9
4
6
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
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

45
53
81
86
53
55
56
41
29
12
7
14
16
11
29
32
18
46
61
69
71
81
89
82

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
96
94
91
93
90
87
82
84
85
88
86
88
91
91
89
88
88
86
85
85
85

Pressure (mb)

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

Ozone (du)

319
320
322
325
330
331
333
339
343
336
337
340
343
345
341
338
339
338
335
334
344
348
347
346

Saturday 22

Waxing Crescent 5%

09:24

17:49

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

Sun - Rise: 07:06, Set: 16:41, Transit: 11:54. Moon - Rise: 09:24, Set: 17:49. Civil Dark: 17:11 - 06:36. Nautical Dark: 17:45 - 06:02. Astro Dark: 18:19 - 05:28

Total Clouds (% Sky Obscured)

99
98
33
52
86
87
30
58
72
66
70
65
12
4
20
19
14
16
17
18
36
49
64
70

Low Clouds (% Sky Obscured)

59
54
33
41
33
38
30
48
44
41
38
26
12
4
20
19
14
16
17
18
28
26
20
18

Medium Clouds (% Sky Obscured)

96
95
25
26
86
85
12
44
72
66
70
65
5
0
2
2
2
2
3
3
5
7
8
18

High Clouds (% Sky Obscured)

89
84
7
31
5
87
5
17
4
0
0
0
0
0
0
0
0
1
1
2
20
38
56
70

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

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
None

Precipitation Probability (%)

81
87
56
41
30
28
14
4
4
5
6
3
2
1
10
11
5
11
10
4
10
6
1
3

Precipitation Amount (mm)

0.5
0.7
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
5
5
4
3
3
4
4
4
3
3
2
4
3
3
3
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
86
77
67
60
50
44
42
45
60
70
74
73
75
77
78
78
78
80
80
80
81

Pressure (mb)

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

Ozone (du)

347
351
349
346
346
346
346
341
340
332
324
321
323
329
328
331
333
335
336
337
337
339
341
343

Sunday 23

Waxing Crescent 10%

10:15

18:45

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
03 Bad
04 Bad

Sun - Rise: 07:07, Set: 16:40, Transit: 11:54. Moon - Rise: 10:15, Set: 18:45. Civil Dark: 17:11 - 06:37. Nautical Dark: 17:45 - 06:03. Astro Dark: 18:18 - 05:29

Total Clouds (% Sky Obscured)

73
73
65
66
60
65
66
68
65
63
67
64
57
58
52
50
44
46
57
69
73
74
67
54

Low Clouds (% Sky Obscured)

18
25
33
49
55
60
66
61
59
54
58
54
54
54
42
30
22
37
52
69
59
42
22
19

Medium Clouds (% Sky Obscured)

31
43
61
66
60
65
66
68
65
63
67
64
57
58
52
46
33
31
29
29
41
52
66
46

High Clouds (% Sky Obscured)

73
73
60
45
50
45
50
60
65
61
44
43
40
35
42
48
44
38
21
6
5
4
3
2

ISS Passover

Visibility (miles)

8
7
6
6
6
6
6
5
5
4
2
1
1
1
1
4
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
15
24
30
67
93
95
95
95
95
95
95
93
73
57
27
40
35
15
31
28
4
10

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
0.7
0.9
1.8
1.7
1.4
0.9
0.4
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
66
64
59
56
67
79
93
94
96
96
96
96
96
94
94
92
91
92
91
91
92
91

Pressure (mb)

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

Ozone (du)

344
344
345
347
349
352
354
357
359
359
358
357
355
353
351
350
350
350
349
349
349
348
347
347

Monday 24

Waxing Crescent 16%

10:59

19:47

05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
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

Sun - Rise: 07:09, Set: 16:40, Transit: 11:54. Moon - Rise: 10:59, Set: 19:47. Civil Dark: 17:10 - 06:38. Nautical Dark: 17:45 - 06:04. Astro Dark: 18:18 - 05:30

Total Clouds (% Sky Obscured)

40
26
25
23
25
21
20
20
53
81
100
87
76
67
64
58
53
56
59
53

Low Clouds (% Sky Obscured)

16
13
17
23
25
21
20
20
34
36
35
31
27
19
19
9
3
3
3
3

Medium Clouds (% Sky Obscured)

25
5
8
6
4
4
8
8
9
9
10
11
7
3
2
1
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
1
1
2
35
67
100
75
49
22
28
29
31
30
37
18

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 (%)

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

Precipitation Probability (%)

5
1
3
2
3
26
34
35
46
58
51
61
70
70
69
74
69
62
53
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
86
82
76
72
69
64
71
76
83
88
89
93
93
91
93
89
89

Pressure (mb)

1014
1014
1014
1014
1015
1015
1014
1013
1013
1013
1012
1012
1012
1012
1013
1012
1012
1012
1011
1011

Ozone (du)

344
342
340
337
334
331
330
329
328
328
328
328
327
327
327
324
322
320
318
317

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

Generated: 18/11/25 04:55:58. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+1.00