Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 14%

07:13

01:12

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

Sun - Rise: 06:08, Set: 20:17, Transit: 13:12. Moon - Rise: 07:13, Set: 01:12. Civil Dark: 20:53 - 05:32. Nautical Dark: 21:37 - 04:48. Astro Dark: 22:28 - 03:54

Total Clouds (% Sky Obscured)

13
14
41
85
57
76
86
99
99
99
92
95
46
37
0
0
0
10
42
81
29
6
1
5

Low Clouds (% Sky Obscured)

1
2
18
19
28
55
51
60
75
75
70
66
36
37
0
0
0
10
34
57
29
0
0
5

Medium Clouds (% Sky Obscured)

13
14
38
53
54
47
81
71
76
59
2
48
13
0
0
0
0
10
23
38
1
6
0
0

High Clouds (% Sky Obscured)

13
14
41
85
57
76
80
88
97
48
48
35
4
0
0
0
0
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
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
1
2
4
4
15
16
5
2
11
2
1
1
2
0
0
1
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)

4
4
4
4
5
7
10
12
12
11
11
9
9
9
8
6
3
2
3
4
5
6
7
7

Chance of Frost

Temperature (°C)

3
2
2
3
5
9
11
12
12
13
13
12
12
12
11
10
9
7
6
5
4
4
4
4

Feels Like (°C)

1
1
0
0
3
6
7
7
9
9
9
9
9
9
8
8
7
5
4
3
3
2
1
3

Dew Point (°C)

1
1
1
2
4
7
7
7
7
7
7
7
7
7
6
7
6
6
4
4
3
2
2
3

Relative Humidity (%)

89
89
89
93
88
85
77
71
67
65
67
71
69
71
72
77
84
88
88
91
93
89
89
91

Pressure (mb)

1024
1024
1023
1023
1024
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

394
395
395
397
398
399
400
400
400
400
400
400
401
402
401
399
398
398
400
401
401
401
401
399

Tuesday 21

Waxing Crescent 24%

08:07

02:15

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

Sun - Rise: 06:06, Set: 20:19, Transit: 13:12. Moon - Rise: 08:07, Set: 02:15. Civil Dark: 20:54 - 05:30. Nautical Dark: 21:39 - 04:45. Astro Dark: 22:31 - 03:51

Total Clouds (% Sky Obscured)

22
42
64
85
77
70
67
71
85
81
76
97
73
100
70
63
86
100
93
44
41
32
100
93

Low Clouds (% Sky Obscured)

22
38
52
40
53
42
32
42
71
70
65
65
42
44
26
39
24
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
19
49
56
47
55
53
48
38
27
28
22
0
0
0
0
0
18
0
0
0
25
0

High Clouds (% Sky Obscured)

4
13
6
42
20
28
1
12
2
0
3
61
15
59
34
47
74
100
85
44
41
32
100
93

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
4
3
0
10
1
4
12
10
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)

8
8
9
10
12
15
16
17
18
18
18
19
17
16
16
15
14
14
16
17
17
17
17
16

Chance of Frost

Temperature (°C)

4
4
3
3
5
7
9
10
12
12
13
13
12
13
12
11
10
9
9
8
7
7
6
6

Feels Like (°C)

2
1
0
0
2
2
4
5
6
7
7
7
8
8
7
7
6
4
3
2
1
1
1
0

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
93
86
82
75
68
65
64
65
66
72
72
79
79
73
72
73
74
75
74
75
79

Pressure (mb)

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

Ozone (du)

394
391
390
388
387
388
390
391
390
389
387
387
386
384
382
382
382
382
383
384
383
381
378
377

Wednesday 22

Waxing Crescent 35%

09:17

03:00

04 OK
05 OK
06 OK
07 OK
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 OK
23 OK
00 Good
01 OK
02 Bad
03 Bad

Sun - Rise: 06:04, Set: 20:20, Transit: 13:12. Moon - Rise: 09:17, Set: 03:00. Civil Dark: 20:56 - 05:28. Nautical Dark: 21:41 - 04:43. Astro Dark: 22:33 - 03:48

Total Clouds (% Sky Obscured)

23
37
31
35
45
65
94
91
69
87
94
98
80
98
100
100
100
100
32
30
0
25
51
81

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
18
31
35
45
50
52
55
7
11
31
48
9
23
39
22
23
9
0
0
0
0
0
0

High Clouds (% Sky Obscured)

23
37
31
35
45
55
88
80
64
77
88
96
78
98
100
100
100
100
29
30
0
25
51
81

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)

16
15
16
16
17
18
19
21
22
22
22
21
20
18
16
14
11
10
12
13
13
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
1
-1
0
2
3
5
6
7
7
8
8
8
9
7
6
6
5
4
4
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

79
85
86
85
81
77
71
65
62
58
58
58
62
64
64
64
66
73
74
73
71
69
70
71

Pressure (mb)

1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1027
1027
1027
1028
1028
1028

Ozone (du)

376
376
377
378
376
376
376
377
377
377
377
377
376
377
377
377
375
375
376
377
378
377
376
376

Thursday 23

Waxing Crescent 46%

10:39

03:30

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

Sun - Rise: 06:02, Set: 20:22, Transit: 13:12. Moon - Rise: 10:39, Set: 03:30. Civil Dark: 20:58 - 05:26. Nautical Dark: 21:43 - 04:40. Astro Dark: 22:36 - 03:44

Total Clouds (% Sky Obscured)

57
25
0
0
0
0
0
0
1
3
3
3
2
5
6
6
6
27
25
49
40
10
14
15

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

54
25
0
0
0
0
0
0
0
1
2
2
2
3
2
3
3
18
16
34
35
4
8
4

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)

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

Chance of Frost

Temperature (°C)

6
5
5
5
7
9
11
12
14
15
16
16
16
16
15
14
12
10
9
8
7
6
5
4

Feels Like (°C)

2
2
2
3
4
5
7
9
11
12
12
13
14
14
14
13
11
9
6
5
3
2
3
2

Dew Point (°C)

2
2
2
3
4
5
5
6
7
7
7
8
8
10
10
10
9
8
6
5
5
3
2
1

Relative Humidity (%)

75
79
80
82
78
73
67
64
61
59
56
57
59
65
70
75
83
87
85
85
87
85
85
85

Pressure (mb)

1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

376
376
376
376
375
373
374
375
375
373
371
369
368
368
366
363
361
360
360
360
361
361
361
362

Friday 24

First Quarter 58%

12:04

03:52

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

Sun - Rise: 06:00, Set: 20:24, Transit: 13:12. Moon - Rise: 12:04, Set: 03:52. Civil Dark: 21:00 - 05:24. Nautical Dark: 21:46 - 04:38. Astro Dark: 22:39 - 03:41

Total Clouds (% Sky Obscured)

11
7
1
13
24
37
33
29
25
17
9
0
0
0
1
8
10
11
15
17
21
32
43
52

Low Clouds (% Sky Obscured)

8
5
0
11
22
35
31
27
24
17
8
0
0
0
0
3
5
7
11
14
17
29
40
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
7
1
4
3
1
1
0
0
0
0
0
0
0
1
8
7
6
2
3
7
16
19
22

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

Chance of Frost

Temperature (°C)

3
2
2
3
5
7
9
11
12
14
15
15
16
16
15
14
12
10
8
7
6
5
4
3

Feels Like (°C)

1
0
-0
1
3
3
6
7
9
11
12
12
13
13
14
12
11
11
10
9
8
7
3
2

Dew Point (°C)

1
0
0
-0
0
0
2
3
4
5
6
7
7
8
10
10
8
7
6
5
3
1
0
-0

Relative Humidity (%)

85
86
88
82
71
63
62
58
56
55
54
55
57
61
69
74
77
82
88
84
79
75
75
77

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

365
368
372
372
370
369
370
372
372
372
370
368
365
365
364
364
365
365
365
366
367
367
367
367

Saturday 25

Waxing Gibbous 69%

13:27

No Set

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

Sun - Rise: 05:58, Set: 20:25, Transit: 13:12. Moon - Rise: 13:27, Set: No Set. Civil Dark: 21:02 - 05:21. Nautical Dark: 21:48 - 04:35. Astro Dark: 22:42 - 03:38

Total Clouds (% Sky Obscured)

53
51
51
37
23
10
17
24
31
27
21
16
14
9
2
12
23
36
39
37
36
37
35
38

Low Clouds (% Sky Obscured)

48
48
50
34
17
0
8
16
23
24
21
16
14
9
0
12
23
36
39
37
36
37
35
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
17
12
5
2
1
1
1
1
0
0
0
0
0
0
1
1
1
9
16
24
17
11
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
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)

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

Chance of Frost

Temperature (°C)

2
2
2
2
5
8
10
12
13
14
15
15
16
15
15
14
12
10
8
7
7
6
5
4

Feels Like (°C)

1
1
0
0
1
2
3
4
5
6
12
12
12
12
12
12
11
12
12
10
10
8
4
4

Dew Point (°C)

-1
-1
-1
-1
0
1
2
3
4
5
6
6
7
8
9
10
8
8
6
5
5
5
4
3

Relative Humidity (%)

77
77
79
79
71
64
58
56
56
54
54
54
56
61
68
75
77
83
87
87
90
91
93
93

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1025
1026
1026
1026
1027

Ozone (du)

367
368
369
369
369
368
367
366
366
365
365
366
366
366
366
366
366
366
366
367
367
368
369
370

Sunday 26

Waxing Gibbous 78%

14:46

04:08

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
00 Bad

Sun - Rise: 05:56, Set: 20:27, Transit: 13:11. Moon - Rise: 14:46, Set: 04:08. Civil Dark: 21:03 - 05:19. Nautical Dark: 21:50 - 04:33. Astro Dark: 22:45 - 03:35

Total Clouds (% Sky Obscured)

50
56
63
76
82
87
86
86
90
93
93
99
98
98
97
96
94
91
94
97
100

Low Clouds (% Sky Obscured)

29
15
0
0
0
0
20
40
60
64
65
62
58
51
47
36
26
22
24
26
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
17
33
50
42
43
43
44
41
42
50
57
60

High Clouds (% Sky Obscured)

23
39
56
52
60
78
82
86
90
93
93
99
93
86
79
88
92
91
93
96
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
3
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
3
3
3
5
7
8
10
11
12
12
13
13
12
12
11
10
9
8
7
6

Feels Like (°C)

4
3
3
3
2
3
3
4
4
5
10
9
9
9
9
9
8
8
8
7
6

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
93
82
75
68
64
61
58
59
59
60
64
68
73
78
82
87
87
85

Pressure (mb)

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

Ozone (du)

371
372
372
373
374
374
375
374
374
373
373
374
375
375
375
375
377
378
379
378
377

Forecast for Exeter, Devon, United Kingdom (50.72,-3.53)

Generated: 20/04/26 04:26:40. Forecast: 20/04/26 to 26/04/26. Timezone: UTC+1.00