Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 2

First Quarter 50%

13:08

00:18

00 Good
01 OK
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 OK
16 OK
17 Good
18 OK
19 OK
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 04:52, Set: 21:23, Transit: 13:08. Moon - Rise: 13:08, Set: 00:18. Civil Dark: 22:10 - 04:06. Nautical Dark: 23:21 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
33
58
100
100
100
100
100
100
100
100
100
100
100
100
20
23
13
34
23
0
0
0
0

Low Clouds (% Sky Obscured)

0
43
52
44
32
19
10
35
37
88
79
53
80
76
49
20
23
13
32
23
0
0
0
0

Medium Clouds (% Sky Obscured)

1
14
95
94
100
100
100
100
98
100
100
100
100
80
28
0
0
0
1
0
0
0
0
0

High Clouds (% Sky Obscured)

56
79
100
92
83
100
100
100
100
100
91
100
100
100
100
20
23
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
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

Precipitation Type

None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
100
68
69
0
37
46
39
21
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.6
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
4
5
6
7
6
5
5
5
5
8
10
10
8
12
14
13
14
12
11
10
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
21
21
19
18
17
17
17
17
17
17
17
16
15
17
16
18
19
18
18
18
15
15
13

Dew Point (°C)

17
16
16
15
15
15
15
16
15
15
14
15
14
12
10
7
11
7
6
3
2
4
5
5

Relative Humidity (%)

80
77
79
79
82
87
89
90
83
83
81
81
77
70
57
42
50
36
34
30
30
37
47
51

Pressure (mb)

1015
1015
1015
1015
1015
1016
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1021
1022
1023
1024

Ozone (du)

292
293
295
297
300
302
303
302
301
304
306
306
306
311
318
325
328
330
332
335
337
338
336
337

Thursday 3

Waxing Gibbous 59%

14:19

00:28

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

Sun - Rise: 04:53, Set: 21:23, Transit: 13:08. Moon - Rise: 14:19, Set: 00:28. Civil Dark: 22:09 - 04:06. Nautical Dark: 23:20 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
22
54
92
86
92
94
85
96
96
22
0
0
100
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
22
34
29
0
3
16
12
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
14
30
38
45
78
85
96
96
8
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
0
2
27
46
33
35
30
40
50
22
0
0
75
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
0
0
0
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)

5
4
4
4
4
4
4
3
4
5
6
7
7
8
9
10
11
11
12
12
10
8
6
7

Chance of Frost

Temperature (°C)

13
12
12
11
11
10
10
13
15
17
18
20
21
22
23
23
23
23
23
22
21
19
17
15

Feels Like (°C)

12
12
11
11
10
9
10
13
15
16
18
19
20
20
20
19
18
18
18
17
17
17
15
14

Dew Point (°C)

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

Relative Humidity (%)

54
58
61
64
66
68
65
57
52
47
42
38
34
30
27
25
25
26
29
35
39
45
55
61

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1028
1028
1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028

Ozone (du)

337
336
333
334
337
341
344
345
346
341
339
339
339
338
341
342
343
345
349
353
363
367
364
353

Friday 4

Waxing Gibbous 69%

15:30

00:39

00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
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

Sun - Rise: 04:54, Set: 21:22, Transit: 13:08. Moon - Rise: 15:30, Set: 00:39. Civil Dark: 22:09 - 04:07. Nautical Dark: 23:19 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
0
0
0
0
0
4
10
100
100
100
100
100
51
100
99
84
100
100
99
89
100
100
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
12
11
15
29
37
30
0
0
39
6
1
5
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
3
4
40
31
70
8
6
31
35
31
29
34
24
22
72
66
50

High Clouds (% Sky Obscured)

3
0
0
0
0
0
4
10
100
100
100
95
100
50
100
96
54
100
100
98
76
100
96
96

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
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)

6
6
5
4
4
4
3
3
5
5
6
7
9
11
12
13
14
14
15
14
12
11
10
11

Chance of Frost

Temperature (°C)

14
14
13
12
11
11
11
13
16
18
20
22
23
24
24
25
25
25
24
23
22
19
18
17

Feels Like (°C)

14
13
12
11
10
10
10
11
14
16
17
19
20
20
20
21
20
20
19
17
17
17
14
13

Dew Point (°C)

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

Relative Humidity (%)

70
79
83
87
90
88
84
71
63
53
46
40
35
34
34
34
34
33
32
35
44
55
65
71

Pressure (mb)

1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1026
1026
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

347
341
338
335
332
330
329
328
327
327
327
327
325
325
326
326
325
325
323
323
322
320
320
320

Saturday 5

Waxing Gibbous 77%

16:43

00:52

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:55, Set: 21:22, Transit: 13:08. Moon - Rise: 16:43, Set: 00:52. Civil Dark: 22:08 - 04:08. Nautical Dark: 23:18 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

20
22
11
16
39
67
90
93
96
99
100
100
100
95
89
85
81
77
73
71
69
67
64
66

Medium Clouds (% Sky Obscured)

73
98
81
98
91
91
94
90
88
85
77
74
73
84
93
99
97
95
93
36
35
32
36
33

High Clouds (% Sky Obscured)

91
99
91
97
91
100
100
88
75
62
43
28
10
38
67
95
96
99
100
75
53
35
40
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
3
9
7
0
9
8
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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
5
10
13
17
19
22
12
14
5
3
3
11
49
49
43
76
61
29
29
33
32
37
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
15
15
15
15
15
14
15
16
18
19
19
20
19
19
19
19
18
18
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
10
11
11
11
11
9
9
10
11
15
17
17
18
18
17
17
17
16
16

Relative Humidity (%)

77
77
75
79
78
75
76
82
75
72
57
52
58
58
80
90
89
93
96
96
96
96
96
92

Pressure (mb)

1021
1021
1020
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1013
1013
1012
1011
1010
1010
1009
1008
1008
1007

Ozone (du)

319
318
318
316
315
315
314
313
313
313
315
314
316
317
317
319
319
315
318
319
320
324
327
328

Sunday 6

Waxing Gibbous 85%

17:57

01:08

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:56, Set: 21:21, Transit: 13:08. Moon - Rise: 17:57, Set: 01:08. Civil Dark: 22:07 - 04:10. Nautical Dark: 23:16 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
97
91
96
99
98
98
98
99
100
99
96
97
96
95
93
93
91
93
87
88
91
90
90

Low Clouds (% Sky Obscured)

65
56
64
77
84
84
84
84
86
84
72
59
48
44
39
32
38
45
52
52
54
55
65
75

Medium Clouds (% Sky Obscured)

32
24
9
0
13
28
46
55
55
60
63
65
63
57
56
64
67
66
61
35
21
18
18
22

High Clouds (% Sky Obscured)

75
81
79
88
81
70
64
71
78
80
63
46
29
19
10
0
0
0
0
16
32
59
52
34

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

25
23
19
22
22
20
11
26
39
52
48
41
16
18
23
25
31
30
27
26
26
26
21
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
15
15
16
16
17
17
17
17
18
18
18
18
18
17
17
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
92
96
95
89
90
93
92
90
86
82
73
72
59
54
52
63
66
68
66
65
63
66

Pressure (mb)

1007
1007
1006
1006
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1005
1005
1005
1006

Ozone (du)

331
334
343
349
354
359
361
363
364
361
363
365
364
361
360
360
363
359
359
359
359
358
358
358

Monday 7

Waxing Gibbous 91%

19:09

01:30

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 04:57, Set: 21:20, Transit: 13:08. Moon - Rise: 19:09, Set: 01:30. Civil Dark: 22:06 - 04:11. Nautical Dark: 23:15 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
90
90
89
88
87
86
86
90
91
93
94
95
95
91
90
91
93
94
93
91
91
93
95

Low Clouds (% Sky Obscured)

85
76
66
51
55
62
67
72
78
85
81
77
74
69
69
65
74
80
86
83
89
86
78
83

Medium Clouds (% Sky Obscured)

32
40
50
58
43
27
12
11
7
4
4
4
5
5
10
38
41
39
20
15
10
14
44
69

High Clouds (% Sky Obscured)

11
6
5
3
2
2
0
0
0
0
1
1
1
0
0
0
20
39
57
48
46
49
55
61

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
1
1
0
1
1
0
4
6
7
24
31
36
32
28
26
20
14
5
6
5
2
7
8

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)

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

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
13
13
14
14
15
16
18
20
21
22
23
22
22
21
19
17
15
14

Feels Like (°C)

14
14
11
11
11
11
10
9
10
10
9
9
9
8
18
18
17
18
18
19
16
15
15
14

Dew Point (°C)

9
9
10
10
11
10
10
9
9
8
8
6
5
3
3
3
3
3
3
3
4
5
6
6

Relative Humidity (%)

69
71
75
82
87
84
80
76
71
67
61
50
40
33
31
28
26
28
29
31
37
43
53
57

Pressure (mb)

1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1011
1011

Ozone (du)

359
360
359
358
357
357
357
357
357
356
356
355
354
354
353
352
352
350
348
347
347
348
349
352

Tuesday 8

Waxing Gibbous 96%

20:14

02:01

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 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK

Sun - Rise: 04:57, Set: 21:20, Transit: 13:09. Moon - Rise: 20:14, Set: 02:01. Civil Dark: 22:06 - 04:12. Nautical Dark: 23:14 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
95
90
92
85
66
62
61
60
64
59
58
62
55
45
41
53
67
85
79
71
62
49
41

Low Clouds (% Sky Obscured)

79
82
85
87
85
66
62
61
60
64
53
40
26
21
15
8
16
23
28
25
25
25
20
15

Medium Clouds (% Sky Obscured)

96
68
43
17
13
8
8
8
4
7
7
8
12
21
19
17
20
24
32
25
18
11
16
16

High Clouds (% Sky Obscured)

70
51
33
18
9
5
0
0
0
0
0
0
0
2
1
1
2
3
4
4
7
7
10
12

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 (%)

6
31
38
39
43
38
34
26
15
4
7
4
1
5
5
2
14
15
10
13
12
9
4
2

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)

8
9
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
10
12
14
11
8
6
6

Chance of Frost

Temperature (°C)

14
13
12
12
11
12
12
13
14
16
18
19
21
22
23
24
24
23
23
22
20
18
16
15

Feels Like (°C)

14
13
9
10
11
10
9
9
13
14
14
15
16
16
23
22
21
21
21
20
18
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

63
68
73
80
87
81
77
72
58
48
40
35
31
28
26
25
24
26
27
29
34
42
52
55

Pressure (mb)

1011
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1016
1017
1017
1018

Ozone (du)

356
360
359
359
358
357
357
356
358
360
362
358
354
350
348
347
346
344
343
342
342
342
342
342

Forecast for Reading, Reading, United Kingdom (51.45,-0.98)

Generated: 02/07/25 08:38:58. Forecast: 02/07/25 to 08/07/25. Timezone: UTC+1.00