Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 7

Waning Gibbous 79%

23:08

07:46

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 OK
17 OK

Sun - Rise: 06:32, Set: 17:57, Transit: 12:14. Moon - Rise: 23:08, Set: 07:46. Civil Dark: 18:28 - 05:58. Nautical Dark: 19:07 - 05:20. Astro Dark: 19:46 - 04:40

Total Clouds (% Sky Obscured)

100
100
99
80
93
94
100
100
100
100
100
100
100
100
100
97
96
94
89
88
82
68
33
30

Low Clouds (% Sky Obscured)

78
58
52
62
83
89
100
100
100
100
100
100
100
100
100
93
91
88
82
79
69
67
33
30

Medium Clouds (% Sky Obscured)

68
72
75
76
76
36
36
54
74
61
60
39
43
66
54
35
14
9
7
10
11
2
2
0

High Clouds (% Sky Obscured)

99
96
77
60
53
7
5
6
8
4
6
3
3
4
5
9
7
3
3
6
8
26
24
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
2
100
100
100
100
100
100
100
100
100
100
84
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
1
1
1
1
0
1
1
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
6
5
4
4
4
5
6
6
5
6
6
7
7
8
7
6
6
5
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
95
95
94
96
96
98
98
98
94
94
94
93
93
90
90
87
87
84
81
80
79
83

Pressure (mb)

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

Ozone (du)

375
374
373
375
375
374
374
374
374
374
373
374
375
374
373
372
372
371
370
368
367
365
363
362

Sunday 8

Waning Gibbous 71%

00:22

08:07

18 Good
19 OK
20 OK
21 OK
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 OK

Sun - Rise: 06:29, Set: 17:58, Transit: 12:14. Moon - Rise: 00:22, Set: 08:07. Civil Dark: 18:30 - 05:56. Nautical Dark: 19:08 - 05:18. Astro Dark: 19:48 - 04:38

Total Clouds (% Sky Obscured)

14
13
18
43
60
92
100
100
100
100
100
100
100
100
100
100
97
98
86
77
92
70
79
42

Low Clouds (% Sky Obscured)

14
13
18
43
60
92
100
100
100
100
100
100
100
100
100
100
94
95
77
77
84
62
31
42

Medium Clouds (% Sky Obscured)

0
0
3
2
3
3
2
3
16
3
3
7
3
45
46
52
42
37
29
3
23
9
30
0

High Clouds (% Sky Obscured)

14
13
3
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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
2
100
100
100
100
100
100
100
100
100
100
83
16
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
1
0
3
1
2
1
1
0
22
23
8
16
2
3
1

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)

4
3
3
3
4
4
3
4
4
4
4
3
4
4
4
4
7
9
10
9
9
7
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
93
95
95
94
93
91
93
93
94
94
91
93
93
91
88
81
76
71
74
76
80
76
80

Pressure (mb)

1020
1021
1020
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017

Ozone (du)

360
358
356
354
353
354
356
358
358
360
363
365
366
368
371
373
375
378
380
384
385
387
389
391

Monday 9

Waning Gibbous 61%

01:34

08:35

18 OK
19 OK
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

Sun - Rise: 06:27, Set: N/A, Transit: 12:14. Moon - Rise: 01:34, Set: 08:35. Civil Dark: 18:31 - 05:54. Nautical Dark: 19:10 - 05:15. Astro Dark: 19:49 - 04:36

Total Clouds (% Sky Obscured)

35
38
54
68
78
72
73
76
87
94
82
69
58
58
68
57
64
83
81
82
81
75
59
44

Low Clouds (% Sky Obscured)

35
38
54
68
78
72
73
76
85
94
82
69
58
53
64
52
62
83
73
66
45
38
41
44

Medium Clouds (% Sky Obscured)

0
4
3
4
0
2
8
6
2
0
4
0
1
0
0
0
0
0
6
39
81
75
34
3

High Clouds (% Sky Obscured)

4
0
0
0
1
8
3
3
2
2
2
2
0
2
19
10
5
9
10
10
10
9
1
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
1
20
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
1
20
25
8
2
1
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
5
5
5
5
5
5
4
4
5
5
5
4
4
7
8
9
11
12
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
8
8
8
7
7
7
7
7
7
7
7
7
8
9
9
8
8
8
7
7

Relative Humidity (%)

86
88
91
95
95
96
96
96
95
93
93
95
96
96
91
85
84
83
76
71
71
71
73
77

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1015
1015
1015
1014

Ozone (du)

393
395
396
393
391
392
389
386
385
386
392
395
400
404
405
404
402
402
404
402
401
399
397
393

Tuesday 10

Waning Gibbous 52%

02:40

09:14

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 OK
17 OK

Sun - Rise: 06:25, Set: 18:00, Transit: 12:13. Moon - Rise: 02:40, Set: 09:14. Civil Dark: 18:33 - 05:52. Nautical Dark: 19:12 - 05:13. Astro Dark: 19:51 - 04:33

Total Clouds (% Sky Obscured)

55
61
77
78
84
100
100
100
100
100
100
100
100
100
100
77
58
38
47
47
46
38
33
30

Low Clouds (% Sky Obscured)

55
61
68
70
69
69
78
88
98
99
99
100
80
61
35
29
32
35
43
35
29
25
25
26

Medium Clouds (% Sky Obscured)

7
12
17
37
56
65
55
100
100
99
100
100
88
92
31
25
14
1
7
10
14
12
6
0

High Clouds (% Sky Obscured)

1
0
3
33
63
100
100
100
100
100
100
100
100
100
100
51
25
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
4
3
4
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

0
1
0
0
0
0
16
49
69
95
95
95
95
58
7
4
5
12
19
16
18
11
7
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.7
1.1
0.9
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
90
91
91
91
88
84
85
90
91
95
95
95
93
84
80
74
68
66
68
68
70
72
74

Pressure (mb)

1014
1014
1014
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1008
1009
1010
1011
1011
1012
1012
1013
1013
1014
1015

Ozone (du)

386
382
376
373
373
370
367
364
359
357
356
355
354
357
360
365
364
368
377
387
386
387
386
383

Wednesday 11

Third Quarter 42%

03:35

10:06

18 OK
19 Good
20 Good
21 Good
22 OK
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

Sun - Rise: 06:23, Set: 18:02, Transit: 12:13. Moon - Rise: 03:35, Set: 10:06. Civil Dark: 18:35 - 05:50. Nautical Dark: 19:13 - 05:11. Astro Dark: 19:53 - 04:31

Total Clouds (% Sky Obscured)

20
10
11
18
41
59
54
49
44
48
55
62
65
62
53
55
54
55
68
84
100
100
99
99

Low Clouds (% Sky Obscured)

17
9
0
9
18
27
28
28
30
34
37
40
42
37
33
40
46
53
68
84
99
89
79
72

Medium Clouds (% Sky Obscured)

0
0
0
2
0
2
5
30
34
20
34
36
20
46
53
55
54
55
68
74
75
58
42
25

High Clouds (% Sky Obscured)

1
1
9
10
33
44
37
28
20
20
15
15
55
55
40
25
20
15
10
10
10
39
69
97

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
5
6
4
10
11
9
15
16
15

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)

11
11
11
10
9
10
9
10
11
11
12
11
12
12
10
10
11
12
14
15
17
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
82
84
85
86
85
83
80
82
85
85
83
82
81
79
80
80
78
81
81
81
81
82

Pressure (mb)

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

Ozone (du)

383
381
378
377
375
371
368
368
365
362
360
360
359
359
358
357
358
358
358
358
357
357
355
354

Thursday 12

Waning Crescent 32%

04:17

11:11

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
17 Bad

Sun - Rise: 06:20, Set: 18:03, Transit: 12:13. Moon - Rise: 04:17, Set: 11:11. Civil Dark: 18:36 - 05:47. Nautical Dark: 19:15 - 05:08. Astro Dark: 19:55 - 04:29

Total Clouds (% Sky Obscured)

99
100
100
96
91
87
91
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
81
85
87
88
87
89
86
85
89
95
100
79
53
29
41
43
52
55
58
62
43
23
4

Medium Clouds (% Sky Obscured)

26
19
9
9
10
10
9
8
13
26
38
32
40
52
72
73
71
72
81
89
96
97
99
100

High Clouds (% Sky Obscured)

98
99
100
72
40
5
33
67
100
94
91
90
95
98
100
98
96
94
77
61
53
45
46
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
5
3
2

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

9
10
12
12
11
6
8
7
6
49
67
71
70
66
60
58
52
31
46
55
62
80
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0.4
0.8
1.5

Wind Speed/Direction (mph)

17
17
17
18
19
20
21
21
21
21
20
20
20
18
16
13
14
16
17
16
14
13
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
84
84
85
85
85
87
87
88
87
84
83
84
84
85
85
85
85
87
88
91
93
94

Pressure (mb)

1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1001
1001
1001
1001
1000
1000
1000
999
999
999
999
999

Ozone (du)

352
352
352
352
351
350
349
350
351
352
354
356
357
360
363
366
366
366
366
371
376
381
382
383

Friday 13

Waning Crescent 23%

04:48

12:25

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: 06:18, Set: 18:05, Transit: 12:12. Moon - Rise: 04:48, Set: 12:25. Civil Dark: 18:38 - 05:45. Nautical Dark: 19:17 - 05:06. Astro Dark: 19:57 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
97
94
91
94
98
100
100
100
100
100
99
98
96
95
94

Low Clouds (% Sky Obscured)

32
56
70
61
53
44
47
52
60
67
72
80
65
54
39
33
27
22

Medium Clouds (% Sky Obscured)

99
99
96
96
94
91
93
96
100
100
100
100
98
96
94
91
92
91

High Clouds (% Sky Obscured)

76
88
100
90
79
69
52
41
38
58
78
98
69
41
14
18
31
50

ISS Passover

Visibility (miles)

0
0
0
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

Light Rain
Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
78
52
39
26
4
10
9
3
5
3
1
5
4
1

Precipitation Amount (mm)

1.2
1
0.8
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
-1
-1
-1
-1
-2
-2
0
0
0
0
0
0
1
1
1
2
2

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
94
94
94
94
94
94
94
94
89
85
82
74
69

Pressure (mb)

1000
1000
1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1006
1007
1007
1007

Ozone (du)

385
389
393
397
403
409
416
421
427
432
440
448
456
455
454
452
453
454

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

Generated: 07/03/26 18:03:34. Forecast: 07/03/26 to 13/03/26. Timezone: UTC+0.00