Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 3

Full Moon 100%

18:03

06:55

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 06:40, Set: 17:48, Transit: 12:15. Moon - Rise: 18:03, Set: 06:55. Civil Dark: 18:21 - 06:07. Nautical Dark: 19:00 - 05:29. Astro Dark: 19:39 - 04:50

Total Clouds (% Sky Obscured)

88
92
93
74
68
47
42
62
61
82
79
53
43
49
54
39
42
56
72
82
92
98
99
99

Low Clouds (% Sky Obscured)

44
7
0
0
0
11
13
21
27
24
33
36
28
0
0
4
32
56
72
82
86
90
91
97

Medium Clouds (% Sky Obscured)

72
88
87
74
68
43
19
39
38
44
44
38
43
49
54
39
42
51
66
47
49
43
57
62

High Clouds (% Sky Obscured)

60
60
56
27
37
47
42
62
38
50
61
53
43
45
37
39
42
56
56
58
79
39
64
43

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 (%)

5
0
1
1
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)

2
1
2
8
8
9
9
9
9
8
8
7
7
7
7
6
6
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

6
7
8
10
11
13
13
14
14
14
13
11
10
9
8
8
7
6
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
81
77
73
74
72
73
74
78
82
87
88
90
90
91
91
90
91
91
93
94
94
94

Pressure (mb)

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

Ozone (du)

379
378
380
380
382
382
381
385
391
392
392
395
400
406
412
415
414
412
408
406
405
402
400
398

Wednesday 4

Waning Gibbous 97%

19:21

07:06

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

Sun - Rise: 06:38, Set: 17:50, Transit: 12:15. Moon - Rise: 19:21, Set: 07:06. Civil Dark: 18:23 - 06:05. Nautical Dark: 19:01 - 05:26. Astro Dark: 19:40 - 04:47

Total Clouds (% Sky Obscured)

99
98
93
100
78
91
91
55
49
0
0
0
0
0
28
39
41
59
12
100
96
97
94
100

Low Clouds (% Sky Obscured)

98
95
75
36
13
24
20
39
33
0
0
0
0
0
28
39
39
31
0
0
0
13
0
51

Medium Clouds (% Sky Obscured)

60
11
34
45
29
42
38
15
13
0
0
0
0
0
3
2
3
4
5
9
20
22
14
19

High Clouds (% Sky Obscured)

32
25
5
2
2
2
2
2
2
0
0
0
0
0
1
1
3
26
8
81
74
68
55
57

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
2
1
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
5
6
6
6
7
8
8
8
8
7
6
6
5
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
5
7
8
10
12
13
14
15
15
14
12
11
9
9
8
7
7
7
7
6
6
7
6

Dew Point (°C)

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

Relative Humidity (%)

96
91
87
81
76
71
68
66
66
72
80
89
91
91
91
90
90
91
90
91
91
91
91
91

Pressure (mb)

1026
1026
1026
1026
1025
1024
1023
1023
1022
1021
1021
1021
1021
1021
1021
1021
1020
1019
1019
1018
1018
1017
1017
1017

Ozone (du)

396
396
396
397
398
399
399
397
396
395
393
392
392
391
390
391
392
393
395
395
396
395
395
396

Thursday 5

Waning Gibbous 93%

20:37

07:06

07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
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

Sun - Rise: 06:36, Set: 17:51, Transit: 12:15. Moon - Rise: 20:37, Set: 07:06. Civil Dark: 18:24 - 06:03. Nautical Dark: 19:03 - 05:24. Astro Dark: 19:42 - 04:45

Total Clouds (% Sky Obscured)

100
97
98
85
46
41
84
81
71
67
72
91
100
95
87
93
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
53
47
9
38
38
49
44
33
54
48
49
58
71
74
73
67
70
72
69
66
73
85
95

Medium Clouds (% Sky Obscured)

20
13
10
11
1
0
0
9
0
11
9
15
43
34
37
34
31
31
38
41
39
48
96
92

High Clouds (% Sky Obscured)

73
77
86
56
26
18
75
71
71
67
57
78
100
88
7
25
97
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
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
19
21
20
52
61
53
11
18
21
21
37
46
51
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
80
73
68
66
65
63
65
69
78
81
83
83
85
87
87
88
88
87
88
90
90
90

Pressure (mb)

1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

396
397
396
397
395
393
395
396
394
395
390
386
384
381
382
384
383
383
382
382
381
381
381
380

Friday 6

Waning Gibbous 87%

21:52

07:18

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 OK

Sun - Rise: 06:34, Set: 17:53, Transit: 12:15. Moon - Rise: 21:52, Set: 07:18. Civil Dark: 18:26 - 06:01. Nautical Dark: 19:05 - 05:22. Astro Dark: 19:44 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
93
89
100
100
100
92
84
77
65
52
35
37

Low Clouds (% Sky Obscured)

100
100
100
100
99
100
99
92
86
81
81
81
81
81
90
86
86
78
71
60
41
30
18
21

Medium Clouds (% Sky Obscured)

88
84
80
76
75
81
50
26
28
31
40
46
46
40
45
39
37
27
12
3
2
2
2
2

High Clouds (% Sky Obscured)

100
98
100
100
100
75
51
26
45
66
84
60
37
5
30
25
25
15
10
10
10
15
15
15

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 (%)

37
25
28
16
4
6
4
0
1
0
0
0
3
4
20
20
8
7
3
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
7
8
10
9
9
9
9
8
7
6
5
5
5
4
4
4
4
3
4
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
85
81
72
69
71
65
66
73
81
87
88
90
90
91
90
91
91
91
91
93
94
94

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1026

Ozone (du)

379
380
378
379
380
381
383
384
385
387
388
389
389
390
391
392
393
393
392
391
391
390
390
390

Saturday 7

Waning Gibbous 79%

23:08

07:30

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

Sun - Rise: 06:32, Set: 17:55, Transit: 12:14. Moon - Rise: 23:08, Set: 07:30. Civil Dark: 18:28 - 05:58. Nautical Dark: 19:07 - 05:20. Astro Dark: 19:46 - 04:40

Total Clouds (% Sky Obscured)

42
39
35
28
29
35
40
43
46
49
52
40
40
30
30
27
26
26
31
35
38
40
42
58

Low Clouds (% Sky Obscured)

22
28
27
23
20
26
32
40
43
46
49
0
0
0
7
14
22
26
31
35
38
38
34
33

Medium Clouds (% Sky Obscured)

2
4
4
3
3
9
4
9
6
2
1
8
21
30
30
27
26
26
31
35
38
28
11
16

High Clouds (% Sky Obscured)

15
13
12
10
20
20
20
9
20
15
15
40
40
30
25
20
15
9
8
8
5
5
2
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
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
4
16
11
3
8
6
11
9
4
1
8
6
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)

2
3
3
3
3
2
2
3
3
2
2
2
1
1
2
2
2
2
2
2
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
6
8
10
11
12
12
13
12
12
10
9
9
8
8
7
6
5
5
5
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

96
93
88
82
77
73
72
70
69
71
79
84
84
84
84
85
85
86
86
88
91
91
93
93

Pressure (mb)

1026
1026
1027
1027
1027
1026
1026
1025
1025
1025
1025
1025
1026
1026
1027
1026
1026
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

391
390
389
390
388
388
387
386
385
383
383
384
383
382
381
377
372
368
366
364
362
361
361
361

Sunday 8

Waning Gibbous 71%

00:22

07:46

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:29, Set: 17:57, Transit: 12:14. Moon - Rise: 00:22, Set: 07:46. Civil Dark: 18:30 - 05:56. Nautical Dark: 19:08 - 05:18. Astro Dark: 19:48 - 04:38

Total Clouds (% Sky Obscured)

75
91
92
94
96
95
92
92
94
97
99
99
100
100
100
100
100
100
99
99
98
95
94
84

Low Clouds (% Sky Obscured)

34
36
39
42
45
46
47
47
53
58
63
58
54
48
52
60
66
66
66
66
72
78
83
77

Medium Clouds (% Sky Obscured)

17
16
15
13
12
12
16
39
51
59
57
49
42
40
61
78
97
94
92
89
87
86
84
59

High Clouds (% Sky Obscured)

6
8
23
41
62
48
32
15
13
14
17
61
81
100
99
97
95
81
67
54
47
41
43
35

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

Precipitation Probability (%)

3
0
0
3
5
13
16
38
47
32
34
41
32
20
25
40
52
60
56
50
43
28
15
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
8
8
9
10
15
15
15
15
15
15
10
10
10
11
10
10
8
8
8
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

91
90
87
83
79
74
71
68
66
69
72
76
81
86
91
91
91
91
90
88
85
84
81
81

Pressure (mb)

1025
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

360
359
359
358
357
357
357
357
357
357
358
359
360
361
362
363
364
365
367
368
370
373
377
380

Monday 9

Waning Gibbous 61%

01:34

08:07

Sun - Rise: 06:27, Set: 17:58, Transit: 12:14. Moon - Rise: 01:34, Set: 08:07. Civil Dark: 18:31 - 05:54. Nautical Dark: 19:10 - 05:15. Astro Dark: 19:49 - 04:36

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 03/03/26 07:07:00. Forecast: 03/03/26 to 09/03/26. Timezone: UTC+0.00