Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Gibbous 90%

17:54

11:40

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

Sun - Rise: 07:12, Set: 16:15, Transit: 11:43. Moon - Rise: 17:54, Set: 11:40. Civil Dark: 16:52 - 06:34. Nautical Dark: 17:34 - 05:53. Astro Dark: 18:14 - 05:13

Total Clouds (% Sky Obscured)

72
78
72
100
88
97
100
90
87
74
61
87
99
96
82
69
50
32
52
46
42
9
10
9

Low Clouds (% Sky Obscured)

54
46
47
56
88
86
79
85
85
72
43
39
49
58
80
67
47
24
47
40
39
9
10
9

Medium Clouds (% Sky Obscured)

33
15
38
98
10
10
0
0
0
0
3
4
3
3
3
2
2
3
52
46
42
0
0
0

High Clouds (% Sky Obscured)

72
35
29
0
3
26
100
48
50
59
21
37
52
53
51
65
50
32
31
6
3
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
3
10
14
6
3
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
95
93
92
95
95
95
93
95
81
77
81
81
71
68
68
70
75
81
87
87
90
90

Pressure (mb)

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

Ozone (du)

295
299
299
299
294
291
291
292
292
291
291
287
285
283
282
282
278
273
271
269
270
270
269
273

Saturday 8

Waning Gibbous 82%

19:13

12:34

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

Sun - Rise: 07:14, Set: 16:13, Transit: 11:43. Moon - Rise: 19:13, Set: 12:34. Civil Dark: 16:51 - 06:36. Nautical Dark: 17:33 - 05:54. Astro Dark: 18:13 - 05:14

Total Clouds (% Sky Obscured)

11
40
32
16
17
14
11
19
21
19
32
42
48
48
56
77
100
91
100
100
100
98
100
99

Low Clouds (% Sky Obscured)

11
8
9
16
17
14
11
19
21
19
32
42
48
46
42
41
68
12
45
41
33
50
49
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
0
2
14
27
14
21
60
40
89
87
82
88
88
97

High Clouds (% Sky Obscured)

0
40
32
6
6
3
0
2
0
0
0
0
2
3
32
55
100
78
100
98
100
85
100
82

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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
36
11
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
91
91
91
91
93
94
93
91
85
82
79
73
74
75
77
80
83
86
88
87

Pressure (mb)

1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1015
1015
1015
1014
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

273
269
266
265
265
264
263
262
261
262
263
265
266
265
266
266
266
267
269
268
267
268
268
267

Sunday 9

Waning Gibbous 72%

20:41

13:08

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: 07:15, Set: 16:12, Transit: 11:44. Moon - Rise: 20:41, Set: 13:08. Civil Dark: 16:49 - 06:38. Nautical Dark: 17:31 - 05:56. Astro Dark: 18:12 - 05:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
91
95
88
83
79
85
74
74
79
93
100
100
100
100
100
80
86

Low Clouds (% Sky Obscured)

62
61
69
72
87
85
85
82
77
74
70
72
81
67
64
79
77
65
87
98
92
65
68
67

Medium Clouds (% Sky Obscured)

86
100
89
72
70
100
100
78
88
77
74
76
75
74
74
79
93
100
100
100
100
46
47
41

High Clouds (% Sky Obscured)

100
59
100
17
78
97
66
50
65
60
60
60
60
60
65
70
72
71
100
100
100
100
55
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
6
3
3
2
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
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

39
35
30
43
80
76
86
50
39
49
52
19
23
32
71
86
95
95
95
95
74
37
33
30

Precipitation Amount (mm)

0
0
0
0
0.5
0.3
0.5
0.2
0
0
0
0
0
0
0.3
0.3
1.1
2.1
1.6
0.6
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
87
87
87
88
88
90
90
88
88
90
90
89
89
93
95
93
93
92
87
91
95

Pressure (mb)

1012
1011
1011
1010
1009
1009
1008
1007
1007
1007
1006
1006
1006
1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003

Ozone (du)

267
268
269
270
270
271
271
272
273
275
274
275
276
277
278
281
285
287
289
296
300
302
308
312

Monday 10

Waning Gibbous 61%

No Rise

13:30

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: 07:17, Set: 16:10, Transit: 11:44. Moon - Rise: No Rise, Set: 13:30. Civil Dark: 16:48 - 06:39. Nautical Dark: 17:30 - 05:58. Astro Dark: 18:10 - 05:17

Total Clouds (% Sky Obscured)

85
75
86
67
50
44
65
78
89
93
97
100
100
99
99
98
98
97
91
87
79
86
92
100

Low Clouds (% Sky Obscured)

63
58
54
39
26
12
11
11
19
34
29
22
42
53
69
69
71
75
63
53
44
47
48
49

Medium Clouds (% Sky Obscured)

35
27
22
15
13
3
19
27
37
28
31
56
68
90
99
97
94
78
79
73
61
19
43
54

High Clouds (% Sky Obscured)

40
23
25
19
15
15
20
26
39
62
82
100
75
50
40
40
50
45
45
41
6
28
50
97

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 (%)

25
18
4
6
5
2
1
0
0
0
0
0
22
32
42
41
39
37
32
25
7
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
96
95
94
96
94
93
91
91
90
87
85
86
83
83
84
86
87
89
89
84

Pressure (mb)

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

Ozone (du)

310
304
299
300
300
301
301
301
300
300
299
299
297
298
295
292
289
286
281
277
276
276
272
270

Tuesday 11

Waning Gibbous 50%

22:08

13:45

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: 07:19, Set: 16:08, Transit: 11:44. Moon - Rise: 22:08, Set: 13:45. Civil Dark: 16:46 - 06:41. Nautical Dark: 17:28 - 05:59. Astro Dark: 18:09 - 05:19

Total Clouds (% Sky Obscured)

100
99
99
92
84
76
83
89
95
91
86
84
90
95
100
100
100
100
98
95
92
93
94
94

Low Clouds (% Sky Obscured)

51
50
52
52
52
47
43
44
52
36
22
8
2
1
0
0
0
0
0
0
0
13
27
40

Medium Clouds (% Sky Obscured)

27
35
38
25
55
62
61
65
65
9
65
72
64
56
50
47
43
45
64
77
91
79
64
50

High Clouds (% Sky Obscured)

98
96
93
83
73
63
68
79
87
80
71
61
76
87
100
100
100
100
89
77
64
54
47
41

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
1
14
17
17
16
35
39
31
20
18
15
9
7
5
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)

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

Chance of Frost

Temperature (°C)

12
12
12
12
11
11
11
11
11
11
11
11
11
12
13
13
13
13
13
13
13
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
84
86
90
87
86
84
83
81
81
81
81
81
84
86
86
83
83
84
83
84
86
88

Pressure (mb)

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

Ozone (du)

269
268
269
268
267
266
264
264
265
264
264
265
265
266
267
266
266
266
266
267
267
268
268
269

Wednesday 12

Third Quarter 39%

23:30

13:56

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: 07:21, Set: 16:07, Transit: 11:44. Moon - Rise: 23:30, Set: 13:56. Civil Dark: 16:45 - 06:43. Nautical Dark: 17:27 - 06:01. Astro Dark: 18:08 - 05:20

Total Clouds (% Sky Obscured)

96
98
100
100
100
100
100
100
100
99
98
99
95
93
94
96
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
63
71
61
48
38
41
39
40
39
36
31
34
37
40
40
41
40
44
46
49
60
68
79

Medium Clouds (% Sky Obscured)

46
42
38
40
37
39
36
27
18
19
24
34
37
39
42
53
63
73
64
57
53
63
81
90

High Clouds (% Sky Obscured)

61
81
100
100
100
100
100
100
100
98
97
95
77
62
46
64
82
100
100
100
100
82
75
77

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

Precipitation Probability (%)

20
33
46
47
47
47
37
24
0
0
0
0
6
7
4
24
30
29
40
48
54
60
68
79

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
10
10
9
9
10
10
10
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

91
91
91
91
91
93
93
95
95
93
93
93
93
90
87
84
84
86
84
89
90
92
92
92

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

270
270
270
269
268
267
266
267
268
270
270
271
272
272
272
272
274
275
276
277
278
279
280
281

Thursday 13

Waning Crescent 29%

00:48

14:05

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

Sun - Rise: 07:23, Set: 16:05, Transit: 11:44. Moon - Rise: 00:48, Set: 14:05. Civil Dark: 16:44 - 06:44. Nautical Dark: 17:26 - 06:02. Astro Dark: 18:07 - 05:22

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

Low Clouds (% Sky Obscured)

80
83
82
84
86
86
91
96
100
96
93
89
93
96
97
93
89
81
81
82
84

Medium Clouds (% Sky Obscured)

93
94
95
96
98
100
100
100
100
100
100
100
100
100
100
98
96
96
90
86
82

High Clouds (% Sky Obscured)

77
77
77
82
91
100
100
100
99
100
100
100
91
86
82
88
94
100
87
65
28

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

Fog (%)

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
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

Precipitation Probability (%)

76
74
71
80
91
95
95
95
94
95
95
95
95
95
90
81
71
61
55
44
18

Precipitation Amount (mm)

0.5
0.4
0.4
0.5
0.6
0.9
0.8
0.7
0.6
0.9
1.1
1.1
0.9
0.7
0.5
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

5
6
7
7
9
11
14
16
15
17
17
17
19
19
19
20
19
20
21
21
22

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
11
11
11
11
11
12
12
13
13
13
13
13
13
13

Feels Like (°C)

10
10
10
10
10
10
10
10
9
9
10
10
10
10
10
9
11
11
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

90
90
89
89
90
92
93
93
92
92
90
88
87
81
77
72
71
71
70
74
75

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

282
281
281
280
280
280
280
281
281
282
282
283
283
287
290
294
294
294
293
298
302

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 07/11/25 21:02:03. Forecast: 07/11/25 to 13/11/25. Timezone: UTC+0.00