Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 1%

06:26

17:04

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:36, Set: 17:54, Transit: 12:44. Moon - Rise: 06:26, Set: 17:04. Civil Dark: 18:29 - 07:01. Nautical Dark: 19:09 - 06:21. Astro Dark: 19:49 - 05:41

Total Clouds (% Sky Obscured)

59
53
82
100
100
100
100
100
100
100
100
100
99
94
49
44
49
63
82
93
95
97
95
91

Low Clouds (% Sky Obscured)

38
54
89
88
86
79
87
93
93
94
87
88
74
72
49
44
49
63
74
82
63
82
66
56

Medium Clouds (% Sky Obscured)

100
81
100
100
100
100
100
100
100
100
94
85
66
86
4
0
0
15
22
87
95
93
50
90

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
35
1
40
0
0
3
3
3
60
54
0
0
45

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
7
9
9
2
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

Precipitation Type

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

Precipitation Probability (%)

0
0
100
100
100
100
100
100
100
100
22
17
66
47
2
0
0
0
0
3
6
15
18
21

Precipitation Amount (mm)

0
0
0.4
0.6
0.8
0.8
0.8
1.2
1.3
1
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
14
12
15
15
14
13
14
14
15
14
12
12
11
10
10
9
10
10
11
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
65
71
73
80
88
91
94
91
92
93
95
92
95
96
95
90
95
95
96
93
90
89
84

Pressure (mb)

1005
1004
1002
1001
1000
999
998
997
996
996
995
994
993
993
993
992
992
992
991
991
991
991
991
990

Ozone (du)

269
269
265
265
266
270
272
271
273
273
274
277
280
282
286
287
290
285
286
283
285
289
288
288

Monday 20

Waning Crescent 1%

07:40

17:13

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:38, Set: 17:52, Transit: 12:44. Moon - Rise: 07:40, Set: 17:13. Civil Dark: 18:27 - 07:03. Nautical Dark: 19:07 - 06:23. Astro Dark: 19:47 - 05:43

Total Clouds (% Sky Obscured)

99
100
99
100
100
98
100
92
82
90
80
91
88
92
94
94
77
63
73
71
60
58
99
90

Low Clouds (% Sky Obscured)

49
53
62
60
66
54
63
49
52
50
58
68
65
74
81
49
39
41
47
49
39
42
58
84

Medium Clouds (% Sky Obscured)

84
85
61
100
87
95
93
40
32
36
29
33
26
29
28
33
21
54
69
68
56
30
98
65

High Clouds (% Sky Obscured)

68
35
30
100
99
74
100
80
62
39
53
61
36
3
0
0
4
55
47
5
0
2
5
21

ISS Passover

Visibility (miles)

9
9
9
2
5
7
6
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

35
48
92
87
71
59
39
23
26
19
9
17
10
10
17
5
1
0
0
1
4
12
11
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
12
12
15
13
12
8
6
4
1
3
6
8
9
11
11
11
11
11
11
10
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
82
79
84
90
90
93
93
95
95
95
96
96
95
93
90
90
91
91
91
88
86
84

Pressure (mb)

990
989
988
987
986
986
986
986
985
986
986
986
986
986
987
987
987
988
988
988
989
990
990
990

Ozone (du)

288
289
291
289
290
287
284
282
285
285
285
285
285
285
283
280
281
282
280
279
277
271
270
271

Tuesday 21

New Moon 0%

08:55

17:23

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

Sun - Rise: 07:40, Set: 17:50, Transit: 12:44. Moon - Rise: 08:55, Set: 17:23. Civil Dark: 18:25 - 07:05. Nautical Dark: 19:05 - 06:24. Astro Dark: 19:45 - 05:45

Total Clouds (% Sky Obscured)

73
79
100
91
90
69
45
86
59
33
40
69
91
90
47
35
26
12
50
51
55
55
76
98

Low Clouds (% Sky Obscured)

73
47
81
73
49
53
40
50
50
33
31
39
41
35
37
35
24
8
19
25
27
22
24
26

Medium Clouds (% Sky Obscured)

54
34
60
53
50
45
16
65
14
0
20
59
76
71
14
0
0
1
0
0
4
41
44
80

High Clouds (% Sky Obscured)

2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
3
7
50
51
55
55
72
97

ISS Passover

Visibility (miles)

9
9
7
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 (%)

23
33
45
44
18
3
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)

16
16
15
16
14
14
13
13
13
13
13
13
13
12
11
10
9
8
8
7
7
6
7
7

Chance of Frost

Temperature (°C)

14
15
14
14
14
14
12
12
11
11
11
10
10
9
9
9
8
8
8
8
7
8
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
71
74
74
76
79
80
80
80
83
87
90
91
90
93
93
93
93
91
90
88
80
73

Pressure (mb)

990
990
990
990
990
991
991
992
992
993
994
994
995
995
996
996
997
997
997
998
998
999
999
999

Ozone (du)

271
273
276
275
276
279
279
278
278
279
278
282
282
282
284
286
285
283
283
283
280
281
281
282

Wednesday 22

Waxing Crescent 1%

10:11

17:35

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:42, Set: 17:48, Transit: 12:44. Moon - Rise: 10:11, Set: 17:35. Civil Dark: 18:23 - 07:06. Nautical Dark: 19:03 - 06:26. Astro Dark: 19:43 - 05:46

Total Clouds (% Sky Obscured)

100
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
62
89
100
100
71
100
100

Low Clouds (% Sky Obscured)

47
41
37
29
23
9
95
93
100
100
97
95
92
95
98
100
100
62
89
98
96
71
88
85

Medium Clouds (% Sky Obscured)

75
87
87
88
75
50
85
95
100
100
99
99
98
30
21
11
24
35
48
35
43
54
100
100

High Clouds (% Sky Obscured)

100
94
99
100
100
100
100
98
100
97
100
100
81
73
28
1
0
0
0
28
53
71
76
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
3
3
2
5
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
11
59
66
95
95
95
95
95
91
67
47
43
32
28
51
80
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.2
2.2
2.2
3.1
1.1
0.9
0.6
0.3
0
0
0
0
0
0.3
0.6
0.6
0.6

Wind Speed/Direction (mph)

6
8
8
8
8
7
7
9
12
13
16
16
16
17
21
22
23
25
24
23
22
24
25
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
10
10
10
11
10
9
8
7
7
7
7
7
9
8
7
8
4
4
4
4
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

71
69
66
65
66
72
76
80
79
90
93
93
93
95
78
82
83
70
75
72
81
73
72
76

Pressure (mb)

999
998
998
997
996
995
994
992
990
989
986
983
981
978
976
975
974
975
976
976
977
977
978
979

Ozone (du)

281
281
279
276
276
278
281
280
280
282
282
283
285
288
290
293
293
295
297
314
323
326
327
326

Thursday 23

Waxing Crescent 4%

11:26

17:52

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

Sun - Rise: 07:44, Set: 17:46, Transit: 12:44. Moon - Rise: 11:26, Set: 17:52. Civil Dark: 18:21 - 07:08. Nautical Dark: 19:01 - 06:28. Astro Dark: 19:41 - 05:48

Total Clouds (% Sky Obscured)

100
95
90
85
80
76
52
20
18
14
18
21
25
39
47
54
66
66
61
46
36
16
30
48

Low Clouds (% Sky Obscured)

81
56
29
7
14
23
31
20
18
14
18
21
25
32
33
30
29
31
31
32
26
16
24
28

Medium Clouds (% Sky Obscured)

100
88
66
60
60
10
0
2
3
2
0
0
2
14
21
24
60
66
61
0
0
0
17
38

High Clouds (% Sky Obscured)

78
94
90
82
71
54
29
0
0
0
0
0
1
0
0
0
0
0
0
2
1
0
0
0

ISS Passover

Visibility (miles)

6
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 (%)

95
84
57
17
13
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.4
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)

25
25
26
26
26
25
23
21
21
20
20
20
20
20
20
20
20
21
21
21
21
20
21
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
7
6
4
4
4
2
2
2
2
2
2
3
3
2
3
2
2
1
2
3
3
3

Relative Humidity (%)

76
78
80
73
65
63
66
60
62
62
63
65
68
70
71
70
73
71
69
65
65
69
67
62

Pressure (mb)

980
981
983
984
986
987
989
990
991
992
992
993
993
993
993
993
993
994
994
994
994
995
995
995

Ozone (du)

324
322
320
317
316
314
311
310
312
314
314
314
312
309
307
306
307
309
309
308
309
309
309
312

Friday 24

Waxing Crescent 8%

No Rise

18:15

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:46, Set: 17:44, Transit: 12:44. Moon - Rise: No Rise, Set: 18:15. Civil Dark: 18:19 - 07:10. Nautical Dark: 19:00 - 06:30. Astro Dark: 19:39 - 05:50

Total Clouds (% Sky Obscured)

71
75
79
79
92
96
96
98
99
100
100
100
100
100
100
100
98
96
93
92
89
87
88
87

Low Clouds (% Sky Obscured)

32
46
60
74
70
66
62
72
81
91
91
89
87
80
74
69
60
55
49
43
40
41
31
20

Medium Clouds (% Sky Obscured)

57
56
56
51
46
46
42
51
54
65
77
88
100
96
93
90
83
73
61
46
34
26
27
28

High Clouds (% Sky Obscured)

0
1
2
3
2
1
0
33
67
100
86
74
65
52
38
15
15
15
15
10
6
1
3
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
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

3
11
13
12
12
11
7
18
32
46
67
79
83
85
83
76
69
55
27
20
15
10
9
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

22
23
22
22
21
20
19
18
17
16
15
15
16
18
17
18
18
17
16
15
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
59
60
63
65
67
68
72
73
73
74
77
82
85
84
84
84
82
82
81
78
74
72
66

Pressure (mb)

995
995
994
994
994
994
994
994
994
995
995
995
996
996
997
998
999
1000
1001
1003
1004
1005
1006
1007

Ozone (du)

313
317
318
319
320
322
325
327
329
331
333
331
330
328
326
324
322
319
317
314
316
318
320
319

Saturday 25

Waxing Crescent 15%

12:35

18:50

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

Sun - Rise: 06:48, Set: 17:42, Transit: 12:44. Moon - Rise: 12:35, Set: 18:50. Civil Dark: 18:17 - 06:12. Nautical Dark: 18:58 - 05:31. Astro Dark: 19:37 - 04:51

Total Clouds (% Sky Obscured)

84
84
81
80
82
90
98
89
81
70
61
46
30
27
22
19
14
13
33
50
67
62
62
58

Low Clouds (% Sky Obscured)

10
18
25
33
40
50
60
62
65
66
56
37
19
13
3
3
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

28
34
40
45
47
53
61
49
36
16
20
27
30
27
0
0
0
0
2
4
7
12
18
24

High Clouds (% Sky Obscured)

7
31
54
77
76
76
74
52
31
19
36
46
30
27
22
19
10
1
20
37
55
46
27
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
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 (%)

1
8
10
12
13
12
5
10
8
1
2
2
1
7
4
13
12
5
10
7
4
10
9
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
57
60
63
66
69
70
73
73
74
74
72
72
72
77
80
82
82
83
80
76
72
66
62

Pressure (mb)

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

Ozone (du)

319
319
318
317
316
317
318
320
308
297
286
289
293
297
298
298
299
300
301
303
304
306
304
303

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

Generated: 19/10/25 22:57:26. Forecast: 19/10/25 to 26/10/25. Timezone: UTC+1.00