Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Full Moon 100%

15:43

09:16

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

Sun - Rise: 08:02, Set: 15:54, Transit: 11:58. Moon - Rise: 15:43, Set: 09:16. Civil Dark: 16:35 - 07:22. Nautical Dark: 17:19 - 06:38. Astro Dark: 18:00 - 05:56

Total Clouds (% Sky Obscured)

47
39
33
33
0
0
0
0
3
69
100
100
100
100
90
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

16
4
22
6
0
0
0
0
0
47
46
48
49
48
44
41
37
49
63
78
84
100
95
100

Medium Clouds (% Sky Obscured)

43
0
0
0
0
0
0
0
0
17
35
30
77
99
90
92
100
100
100
100
100
100
100
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
100
100
42
58
62
86
98
100
58
56
78
100
100
55

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
8
3
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

None
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

Precipitation Probability (%)

2
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
1
19
81
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.8
1.2
2.2
1.2

Wind Speed/Direction (mph)

5
6
6
6
6
6
6
6
7
7
7
8
8
8
8
9
10
12
14
16
18
21
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
88
86
86
88
88
88
86
88
88
86
89
91
89
86
82
80
79
79
76
81
85
87

Pressure (mb)

999
1000
1001
1001
1002
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1003
1002
1001
999
998
996
995
993

Ozone (du)

341
341
344
347
351
355
358
354
349
347
343
337
328
325
322
318
314
313
309
307
304
304
305
310

Friday 5

Waning Gibbous 98%

16:56

10:24

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
17 Bad
18 Bad

Sun - Rise: 08:04, Set: 15:54, Transit: 11:59. Moon - Rise: 16:56, Set: 10:24. Civil Dark: 16:35 - 07:23. Nautical Dark: 17:19 - 06:39. Astro Dark: 18:00 - 05:57

Total Clouds (% Sky Obscured)

100
100
92
83
100
62
89
100
100
100
100
100
95
100
100
100
100
100
100
100
100
95
80
92

Low Clouds (% Sky Obscured)

94
87
80
69
64
62
77
81
80
66
77
70
80
72
77
83
79
87
88
81
100
66
64
88

Medium Clouds (% Sky Obscured)

80
100
85
79
91
2
77
100
100
100
95
100
83
66
88
88
100
99
100
100
93
86
69
83

High Clouds (% Sky Obscured)

45
85
0
0
0
0
35
100
79
100
100
100
57
100
100
93
96
100
100
100
100
52
44
0

ISS Passover

Visibility (miles)

3
6
7
9
9
9
9
4
7
9
9
9
4
9
9
6
9
9
4
9
9
9
9
6

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

Precipitation Probability (%)

94
94
70
80
59
23
65
68
50
38
36
46
57
39
61
54
36
63
76
32
41
40
39
42

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
19
16
17
16
15
15
16
19
17
17
17
18
17
18
15
13
14
17
15
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
88
85
87
84
85
90
88
87
84
87
88
87
87
88
84
82
84
82
78
80
80
81

Pressure (mb)

992
991
990
990
990
990
989
989
989
989
989
989
989
990
990
991
991
991
992
993
993
995
995
996

Ozone (du)

307
305
308
307
308
310
307
303
303
305
302
299
295
294
293
291
292
291
290
291
291
290
287
289

Saturday 6

Waning Gibbous 93%

18:24

11:09

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
17 Bad
18 Bad

Sun - Rise: 08:05, Set: 15:54, Transit: 11:59. Moon - Rise: 18:24, Set: 11:09. Civil Dark: 16:35 - 07:24. Nautical Dark: 17:19 - 06:40. Astro Dark: 18:00 - 05:58

Total Clouds (% Sky Obscured)

88
99
90
94
81
49
74
100
100
98
87
100
80
96
87
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
98
86
87
78
49
49
56
43
7
30
56
54
61
15
78
68
76
81
88
84
82
79
86

Medium Clouds (% Sky Obscured)

44
35
36
22
0
0
0
0
0
21
47
63
44
38
76
84
94
96
98
100
92
96
69
50

High Clouds (% Sky Obscured)

0
0
0
0
0
3
56
100
100
98
80
100
78
92
82
100
100
100
100
100
100
100
100
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
0
0
0
0
0
6
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

17
10
3
4
1
0
0
0
0
0
0
2
7
19
8
5
43
60
94
94
64
75
85
77

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
15
14
13
11
11
9
8
6
6
6
6
5
5
6
7
8
8
8
9
9
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
78
80
80
81
84
90
93
91
93
94
98
96
96
98
98
98
96
98
98
98
98
98
93

Pressure (mb)

996
998
998
999
1000
1000
1001
1001
1002
1002
1002
1002
1001
1002
1001
1001
1001
999
999
998
997
997
996
996

Ozone (du)

292
290
289
289
291
289
289
290
289
289
291
291
292
292
294
295
294
298
300
299
299
300
299
299

Sunday 7

Waning Gibbous 86%

No Rise

11:37

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
17 Bad
18 Bad

Sun - Rise: 08:06, Set: 15:53, Transit: 12:00. Moon - Rise: No Rise, Set: 11:37. Civil Dark: 16:34 - 07:25. Nautical Dark: 17:18 - 06:41. Astro Dark: 18:00 - 05:59

Total Clouds (% Sky Obscured)

100
100
99
90
98
92
37
80
93
96
100
100
100
100
100
100
100
85
71
60
61
62
66
66

Low Clouds (% Sky Obscured)

94
100
92
88
86
68
37
54
49
44
44
47
49
53
50
58
63
55
45
42
41
44
47
50

Medium Clouds (% Sky Obscured)

48
46
45
48
47
30
21
29
70
59
100
94
77
100
82
81
77
47
57
40
30
42
46
52

High Clouds (% Sky Obscured)

53
15
14
3
1
15
1
26
62
85
98
86
70
51
60
74
86
68
52
35
40
45
40
40

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

Very Light Rain
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 (%)

56
22
23
28
31
32
24
2
3
1
0
0
0
0
2
3
4
6
7
14
5
1
0
1

Precipitation Amount (mm)

0.2
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)

12
14
16
15
15
12
11
11
12
11
10
9
9
10
11
12
12
12
11
11
10
9
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
88
81
77
78
85
88
90
90
90
87
88
91
94
90
88
88
88
87
88
91
95
95

Pressure (mb)

995
995
995
996
997
998
999
999
1000
1001
1001
1001
1001
1002
1002
1003
1003
1003
1004
1004
1004
1005
1006
1006

Ozone (du)

300
299
300
302
301
299
299
299
299
302
305
311
318
320
324
325
327
331
328
329
329
334
338
340

Monday 8

Waning Gibbous 77%

19:54

11:56

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
17 Bad
18 Bad

Sun - Rise: 08:07, Set: 15:53, Transit: 12:00. Moon - Rise: 19:54, Set: 11:56. Civil Dark: 16:34 - 07:26. Nautical Dark: 17:18 - 06:42. Astro Dark: 18:00 - 06:00

Total Clouds (% Sky Obscured)

65
63
75
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
59
66
66
68
54
49
40
46
54
63
78
83
88
91
93
95
92
90
88
88
89
87
91

Medium Clouds (% Sky Obscured)

56
58
65
79
95
94
93
93
95
96
71
77
89
100
100
99
98
98
97
98
98
98
99
90

High Clouds (% Sky Obscured)

50
55
70
80
100
100
100
100
100
100
100
100
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
9
9
9
8
6
5
5
5
5
5
4
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
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

Precipitation Probability (%)

6
2
1
1
0
0
2
4
7
11
22
40
60
77
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.7
1
1.1
1.1
1.1
0.9
0.7
0.8
0.9
0.7

Wind Speed/Direction (mph)

8
8
9
9
9
9
9
8
8
8
7
8
9
9
10
11
12
14
13
14
15
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
93
93
93
91
91
88
90
93
95
95
95
95
95
95
95
95
93
92
92
92
92

Pressure (mb)

1006
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1008
1006
1006
1005
1003
1002
1000
999
998
997
997
996
995

Ozone (du)

343
348
350
345
343
339
335
332
323
313
306
305
303
301
298
297
296
294
293
291
289
290
290
290

Tuesday 9

Waning Gibbous 67%

21:21

12:09

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
17 Bad
18 Bad

Sun - Rise: 08:08, Set: 15:53, Transit: 12:01. Moon - Rise: 21:21, Set: 12:09. Civil Dark: 16:34 - 07:27. Nautical Dark: 17:18 - 06:43. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
93
90
91
92
94
92
90
86
83
82
83
79
77
79
83
86
87
78

Low Clouds (% Sky Obscured)

96
100
99
98
98
93
89
84
87
88
92
89
85
81
77
73
69
65
61
57
54
47
38
44

Medium Clouds (% Sky Obscured)

80
73
53
45
43
39
30
14
14
12
12
29
46
61
65
68
72
58
44
30
30
31
31
39

High Clouds (% Sky Obscured)

100
100
100
100
100
67
34
1
1
1
1
5
12
20
12
7
2
5
7
10
23
35
49
33

ISS Passover

Visibility (miles)

5
7
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
Very 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 (%)

89
57
42
33
24
21
19
14
11
9
4
10
9
9
14
19
24
24
21
10
9
7
2
1

Precipitation Amount (mm)

0.6
0.3
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)

18
19
21
20
20
20
20
20
20
20
21
21
20
20
19
19
19
19
17
16
15
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
80
80
80
80
79
79
79
79
77
77
77
76
76
74
74
73
72
72
72
76
78
84

Pressure (mb)

995
994
994
994
993
993
993
994
994
994
995
995
996
997
998
999
1000
1001
1001
1002
1003
1004
1005
1005

Ozone (du)

290
291
291
292
293
294
294
294
294
296
297
299
300
301
303
305
307
310
313
317
320
324
329
333

Wednesday 10

Waning Gibbous 57%

22:42

12:20

19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:09, Set: 15:53, Transit: 12:01. Moon - Rise: 22:42, Set: 12:20. Civil Dark: 16:34 - 07:28. Nautical Dark: 17:18 - 06:44. Astro Dark: 18:00 - 06:02

Total Clouds (% Sky Obscured)

69
59
40
22
5
16
38
56
68
51
36
47
58
73
82
91
100

Low Clouds (% Sky Obscured)

48
50
35
20
5
10
14
19
27
32
33
38
47
53
65
76
90

Medium Clouds (% Sky Obscured)

41
41
26
14
2
8
15
21
18
13
7
17
30
42
35
32
25

High Clouds (% Sky Obscured)

16
0
1
1
2
13
18
26
40
51
36
47
58
73
82
90
95

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
1
0
0
0
1
1
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

Wind Speed/Direction (mph)

13
13
14
14
14
14
13
12
12
12
12
13
12
13
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
4
3
4
4
2
3
2
2
2
2
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

85
87
87
88
90
90
90
91
91
93
93
94
93
91
90
87
82

Pressure (mb)

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

Ozone (du)

329
324
320
319
318
316
316
316
315
313
312
310
308
305
303
304
305

Forecast for Walsall, Walsall, United Kingdom (52.59,-1.98)

Generated: 04/12/25 19:45:55. Forecast: 04/12/25 to 10/12/25. Timezone: UTC+0.00