Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Crescent 44%

13:14

22:53

17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 Good
03 Good
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 Bad

Sun - Rise: 08:03, Set: 15:57, Transit: 12:00. Moon - Rise: 13:14, Set: 22:53. Civil Dark: 16:38 - 07:21. Nautical Dark: 17:24 - 06:37. Astro Dark: 18:06 - 05:54

Total Clouds (% Sky Obscured)

60
55
42
44
74
21
18
7
7
6
4
7
13
37
69
76
92
100
95
47
27
51
31
78

Low Clouds (% Sky Obscured)

59
32
24
15
24
5
0
5
7
5
0
4
13
37
50
45
46
35
48
42
27
32
31
56

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
3
4
58
72
89
100
90
15
4
29
1
62

High Clouds (% Sky Obscured)

18
2
24
3
54
17
18
1
0
2
2
2
1
2
42
3
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
8
9
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
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
Very Light Rain
None
None
None

Precipitation Probability (%)

7
1
0
1
3
3
7
5
2
1
1
2
5
20
28
45
91
95
62
46
52
26
16
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
2.4
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

19
20
20
19
21
23
24
25
25
25
24
24
24
24
24
25
27
27
20
23
24
27
28
28

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
8
6
5
4
3
3
3
4
4
4
4
4
4
3
2
2
4
3
4
2
1
2

Dew Point (°C)

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

Relative Humidity (%)

86
83
81
77
76
76
76
76
76
76
72
72
71
76
77
77
76
81
91
82
78
73
70
72

Pressure (mb)

1004
1005
1006
1006
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1004
1004
1003
1002
1002
1002
1001
1001
1001
1001

Ozone (du)

254
256
259
264
268
270
269
268
269
272
272
273
273
276
279
282
283
287
293
302
311
315
314
313

Friday 28

First Quarter 55%

13:23

00:16

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:04, Set: 15:56, Transit: 12:00. Moon - Rise: 13:23, Set: 00:16. Civil Dark: 16:38 - 07:23. Nautical Dark: 17:23 - 06:38. Astro Dark: 18:05 - 05:56

Total Clouds (% Sky Obscured)

100
59
81
61
51
64
66
78
100
100
96
97
97
100
100
100
96
92
91
95
95
91
91
86

Low Clouds (% Sky Obscured)

52
50
65
51
49
47
48
52
54
62
48
62
97
100
100
100
93
92
91
95
95
91
91
86

Medium Clouds (% Sky Obscured)

99
25
35
9
45
58
22
30
55
60
55
50
66
62
55
53
50
48
48
48
48
48
48
52

High Clouds (% Sky Obscured)

0
2
2
3
2
1
0
0
0
48
50
45
40
40
40
40
40
45
50
50
40
45
45
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
8
8
8
4
5
8
9
7
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
9
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
Very Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

36
36
31
43
44
45
42
47
52
61
73
95
90
95
95
92
77
85
62
37
19
23
30
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.7
0.6
0.8
0.8
0.5
0.3
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

30
30
30
30
28
26
24
22
20
17
13
11
10
8
7
9
10
11
11
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
77
77
77
78
76
80
80
80
80
84
85
85
87
86
86
88
83
82
78
76
76
78

Pressure (mb)

1002
1002
1003
1003
1004
1004
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1002
1002
1001
1001
1001
1002

Ozone (du)

310
308
309
311
312
314
317
322
327
329
331
332
333
337
341
342
342
343
344
342
340
340
341
342

Saturday 29

Waxing Gibbous 66%

13:32

01:41

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
12 Bad
13 OK
14 Good
15 OK
16 OK

Sun - Rise: 08:06, Set: 15:55, Transit: 12:01. Moon - Rise: 13:32, Set: 01:41. Civil Dark: 16:37 - 07:24. Nautical Dark: 17:23 - 06:39. Astro Dark: 18:05 - 05:57

Total Clouds (% Sky Obscured)

92
97
94
100
95
87
89
87
87
88
98
96
94
100
100
100
95
88
72
44
23
8
19
32

Low Clouds (% Sky Obscured)

92
97
94
91
94
87
62
61
57
63
95
96
92
95
90
80
41
26
35
26
17
8
19
32

Medium Clouds (% Sky Obscured)

56
84
87
100
89
50
44
55
55
55
60
54
50
50
45
40
36
31
24
18
9
0
0
0

High Clouds (% Sky Obscured)

50
55
0
0
1
11
15
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3

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

Precipitation Probability (%)

46
55
55
67
83
86
78
70
59
48
52
56
42
36
16
10
5
0
1
0
0
0
5
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
16
18
20
20
19
17
16
17
17
18
17
17
17
17
16
15
15
14
13
12
11
10

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
81
82
83
82
81
79
80
83
85
86
85
85
85
80
79
75
74
70
69
71
76
79

Pressure (mb)

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

Ozone (du)

346
343
339
341
342
341
341
346
345
343
346
348
349
347
340
339
339
335
330
326
321
319
317
314

Sunday 30

Waxing Gibbous 77%

13:42

03:09

17 OK
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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:07, Set: 15:55, Transit: 12:01. Moon - Rise: 13:42, Set: 03:09. Civil Dark: 16:36 - 07:25. Nautical Dark: 17:22 - 06:40. Astro Dark: 18:04 - 05:58

Total Clouds (% Sky Obscured)

40
66
84
59
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
66
74
59
53
26
1
28
60
96
94
92
91
88
85
83
83
83
84
77
72
67
72
77

Medium Clouds (% Sky Obscured)

0
7
16
23
56
51
94
81
98
97
98
83
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

1
11
18
3
22
24
26
50
76
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
5
4
0
4
6
2
8
19
40
70
95
95
95
95
95
95
95
95
95
92
78
77
88

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.8
1.4
1.8
1.9
1
1
1.3
0.8
0.9
0.5
0.3
0.5
0.5

Wind Speed/Direction (mph)

10
10
10
10
12
11
11
13
14
16
18
20
21
23
23
24
25
25
24
23
21
19
17
18

Chance of Frost

Temperature (°C)

5
5
5
5
4
4
4
4
3
3
4
4
5
5
5
6
7
7
9
10
10
10
11
11

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
2
2
1
1
1
1
2
3
4
4
5
6
6
8
8
9
9
10
10

Relative Humidity (%)

80
82
83
86
89
88
86
85
86
85
82
83
86
91
91
91
93
93
93
91
93
93
93
95

Pressure (mb)

1012
1012
1012
1012
1011
1010
1010
1009
1008
1006
1005
1003
1002
1000
998
997
995
994
992
991
990
989
988
987

Ozone (du)

312
310
305
300
296
292
287
284
281
277
275
274
273
273
272
273
273
275
275
275
276
277
278
279

Monday 1

Waxing Gibbous 86%

13:56

04:43

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:09, Set: 15:54, Transit: 12:01. Moon - Rise: 13:56, Set: 04:43. Civil Dark: 16:36 - 07:27. Nautical Dark: 17:21 - 06:42. Astro Dark: 18:04 - 05:59

Total Clouds (% Sky Obscured)

100
100
99
99
99
100
100
100
100
100
97
93
55
38
46
49
44
38
30
35
45
56
64
68

Low Clouds (% Sky Obscured)

83
88
93
98
97
96
88
88
45
38
42
49
53
25
20
16
21
28
30
32
31
28
22
15

Medium Clouds (% Sky Obscured)

100
99
92
96
97
98
100
100
100
100
78
53
3
38
41
35
15
8
1
20
41
56
64
68

High Clouds (% Sky Obscured)

100
42
60
23
35
30
30
30
15
10
25
42
50
38
46
49
35
17
0
0
1
2
3
5

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

66
64
55
51
73
82
87
86
77
65
50
45
33
32
30
25
27
27
25
31
33
36
33
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
19
17
15
18
17
17
19
18
17
17
16
16
16
13
13
13
13
14
14
13
13
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
9
7
6
6
6
6
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4

Relative Humidity (%)

93
88
91
84
82
84
81
82
78
78
77
78
79
81
82
81
82
81
79
77
77
77
77
79

Pressure (mb)

987
987
988
988
989
990
990
991
991
992
993
994
994
995
995
996
996
997
997
997
997
997
997
998

Ozone (du)

279
283
285
289
295
299
301
302
304
304
307
311
313
314
314
314
314
316
318
320
324
327
331
329

Tuesday 2

Waxing Gibbous 94%

14:16

06:22

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:10, Set: 15:53, Transit: 12:02. Moon - Rise: 14:16, Set: 06:22. Civil Dark: 16:35 - 07:28. Nautical Dark: 17:21 - 06:43. Astro Dark: 18:04 - 06:00

Total Clouds (% Sky Obscured)

74
63
50
37
53
72
94
77
61
44
51
60
70
69
70
78
82
85
86
84
81
79
76
70

Low Clouds (% Sky Obscured)

7
10
12
14
27
40
54
45
36
29
21
11
0
27
52
78
79
80
81
75
70
66
58
50

Medium Clouds (% Sky Obscured)

74
58
39
20
30
43
64
45
28
8
20
30
40
45
48
52
35
24
12
20
20
25
26
26

High Clouds (% Sky Obscured)

6
11
15
19
35
51
67
54
41
28
34
41
45
41
52
68
72
76
80
63
40
24
15
6

ISS Passover

Visibility (miles)

8
9
8
7
6
7
7
7
7
8
8
7
6
6
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

32
32
29
33
38
40
45
43
46
47
44
42
42
39
36
38
40
50
65
67
71
73
59
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.6
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5

Relative Humidity (%)

79
82
82
81
82
82
82
82
82
82
84
85
85
86
88
88
88
88
87
85
85
85
85
84

Pressure (mb)

998
999
999
1000
1000
1001
1001
1001
1002
1002
1003
1003
1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

326
323
322
321
320
322
324
326
326
325
325
326
327
329
331
334
337
334
331
328
323
318
314
314

Wednesday 3

Waxing Gibbous 98%

14:47

08:02

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: 08:12, Set: 15:53, Transit: 12:02. Moon - Rise: 14:47, Set: 08:02. Civil Dark: 16:35 - 07:29. Nautical Dark: 17:21 - 06:44. Astro Dark: 18:03 - 06:01

Total Clouds (% Sky Obscured)

67
69
71
71
74
80
85
90
95
100
99
98
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

42
49
56
62
55
49
38
42
46
44
50
52
61
67
77
89
90
91
92

Medium Clouds (% Sky Obscured)

25
23
22
18
11
5
0
27
53
81
86
91
95
96
97
98
99
99
100

High Clouds (% Sky Obscured)

0
8
17
25
43
56
62
69
85
100
83
68
48
48
47
41
58
78
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4

Fog (%)

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

21
27
36
44
42
30
13
21
14
3
17
22
29
34
41
52
75
93
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.9

Wind Speed/Direction (mph)

14
14
14
14
13
14
14
16
17
18
19
20
21
23
24
24
25
22
21

Chance of Frost

Temperature (°C)

8
8
8
7
7
7
7
6
6
6
6
6
6
6
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
87
90
88
90
88
88
85
83
83
83
84
85
85
87
88
90

Pressure (mb)

1005
1005
1004
1004
1004
1003
1002
1002
1001
1000
999
997
996
995
994
993
992
991
990

Ozone (du)

314
314
313
312
311
311
312
312
314
315
317
318
320
321
324
326
329
334
340

Forecast for Blackpool, Blackpool, United Kingdom (53.82,-3.04)

Generated: 27/11/25 17:49:59. Forecast: 27/11/25 to 03/12/25. Timezone: UTC+0.00