Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 18

Waxing Crescent 5%

05:55

00:00

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:21, Set: 21:01, Transit: 13:11. Moon - Rise: 05:55, Set: 00:00. Civil Dark: 21:42 - 04:41. Nautical Dark: 22:38 - 03:45. Astro Dark: 00:01 - 02:17

Total Clouds (% Sky Obscured)

93
94
94
98
100
99
99
97
97
99
99
99
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

79
75
80
83
73
64
72
81
69
86
83
74
75
80
84
86
92
93
97
100
98
92
100
100

Medium Clouds (% Sky Obscured)

69
60
58
75
96
97
97
89
80
67
96
79
62
85
98
100
100
100
99
100
100
99
56
57

High Clouds (% Sky Obscured)

0
12
92
97
100
96
97
27
36
43
17
14
30
99
96
67
90
100
100
100
100
100
100
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
4
2
1
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
26
72
66
8
21
80

Precipitation Type

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
36
39
39
39
34
37
36
33
38
28
31
46
64
95
95
95
95
95
95
95
78

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1.1
0.9
0.8
1.3
1.4
0.8
0.4

Wind Speed/Direction (mph)

6
5
5
7
9
10
12
13
14
14
13
14
14
14
13
13
12
13
14
15
16
16
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
82
85
84
82
74
73
75
83
86
80
83
87
90
93
95
98
100
100
98
96
98
98

Pressure (mb)

1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1009
1009
1009
1008
1007
1006
1006

Ozone (du)

412
404
398
393
389
386
385
386
385
382
378
373
371
371
374
373
371
371
371
374
378
380
384
387

Tuesday 19

Waxing Crescent 12%

07:01

00:54

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:20, Set: 21:02, Transit: 13:11. Moon - Rise: 07:01, Set: 00:54. Civil Dark: 21:43 - 04:39. Nautical Dark: 22:40 - 03:43. Astro Dark: 00:05 - 02:13

Total Clouds (% Sky Obscured)

88
94
100
99
97
91
94
92
83
70
72
78
62
53
47
50
69
84
100
99
95
100
100
99

Low Clouds (% Sky Obscured)

74
77
57
87
92
79
88
70
69
61
60
60
62
53
43
45
55
62
80
88
86
83
90
94

Medium Clouds (% Sky Obscured)

14
0
57
97
56
72
75
73
40
14
16
55
0
1
4
10
31
71
70
75
85
86
90
87

High Clouds (% Sky Obscured)

10
44
100
70
20
35
0
0
0
0
0
0
0
0
0
0
17
55
22
4
4
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

6
20
34
38
48
47
33
31
0
0
0
0
0
0
0
0
0
0
0
0
7
1
34
21

Precipitation Type

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

Precipitation Probability (%)

42
27
17
6
26
40
55
63
57
44
48
47
52
45
37
21
2
19
50
85
84
62
60
33

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
11
12
12
12
13
13
14
14
15
15
15
14
14
13
12
11
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

12
12
12
11
11
12
12
12
12
12
11
11
11
12
12
12
11
11
10
11
11
11
11
12

Relative Humidity (%)

98
98
96
95
93
98
96
95
90
87
78
79
79
82
86
89
89
89
93
93
92
92
93
95

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1013
1014

Ozone (du)

387
385
384
385
385
385
386
385
382
381
384
387
384
383
384
386
388
388
387
388
385
378
373
365

Wednesday 20

Waxing Crescent 21%

08:22

01:31

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

Sun - Rise: 05:19, Set: 21:04, Transit: 13:11. Moon - Rise: 08:22, Set: 01:31. Civil Dark: 21:45 - 04:38. Nautical Dark: 22:42 - 03:41. Astro Dark: 00:10 - 02:08

Total Clouds (% Sky Obscured)

100
100
99
99
96
98
94
58
63
52
37
43
24
21
27
40
50
64
94
98
95
99
98
90

Low Clouds (% Sky Obscured)

93
82
92
82
90
95
86
57
62
50
37
43
22
21
27
24
36
44
55
55
50
53
54
55

Medium Clouds (% Sky Obscured)

86
71
62
19
0
4
36
1
1
0
1
0
0
0
5
8
30
17
41
49
52
71
44
43

High Clouds (% Sky Obscured)

4
40
14
38
21
29
48
12
4
13
2
3
6
3
4
18
4
20
59
79
42
92
74
50

ISS Passover

Visibility (miles)

5
0
0
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
8
8
7
8

Fog (%)

14
24
45
6
1
2
0
18
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 (%)

36
18
20
14
2
9
3
14
3
12
1
1
1
2
0
0
0
0
0
0
0
1
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)

18
18
17
16
15
16
15
16
18
18
18
18
18
17
17
15
13
11
9
9
9
9
8
8

Chance of Frost

Temperature (°C)

13
13
12
12
13
13
13
14
15
16
16
17
17
16
16
16
15
13
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
12
11
12
12
12
12
13
12
12
13
13
13
12
11
12
12
12
11
12

Relative Humidity (%)

96
95
96
95
96
89
87
84
79
79
77
77
75
77
78
81
86
92
95
98
96
95
96
96

Pressure (mb)

1014
1014
1015
1016
1017
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1023
1023
1024
1024
1025
1024
1024
1024
1025

Ozone (du)

362
359
357
351
348
346
345
347
348
346
344
342
342
342
342
342
342
341
340
340
341
341
340
339

Thursday 21

Waxing Crescent 31%

09:49

01:56

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

Sun - Rise: 05:18, Set: 21:05, Transit: 13:11. Moon - Rise: 09:49, Set: 01:56. Civil Dark: 21:47 - 04:36. Nautical Dark: 22:44 - 03:39. Astro Dark: 00:15 - 02:02

Total Clouds (% Sky Obscured)

90
93
87
93
95
96
68
53
58
46
40
78
62
43
66
88
87
83
92
77
67
56
64
70

Low Clouds (% Sky Obscured)

57
59
56
56
55
57
58
52
45
42
35
28
19
17
15
13
15
16
18
13
12
7
14
20

Medium Clouds (% Sky Obscured)

45
37
31
25
27
29
31
33
40
45
33
22
10
14
19
25
34
35
42
29
18
3
4
3

High Clouds (% Sky Obscured)

28
35
41
50
49
54
20
9
15
7
5
21
30
25
56
82
68
49
79
67
46
25
40
54

ISS Passover

Visibility (miles)

9
6
5
5
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
1
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)

7
7
6
5
5
6
7
9
9
9
9
9
9
9
8
7
6
5
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

12
12
12
12
13
14
14
15
17
17
18
18
18
18
18
17
16
14
13
12
12
12
12
11

Feels Like (°C)

10
11
11
11
12
12
13
14
16
16
17
18
16
17
17
16
16
15
13
11
11
11
11
11

Dew Point (°C)

11
11
12
11
12
12
11
10
11
11
11
11
11
11
11
10
10
11
11
10
11
11
10
10

Relative Humidity (%)

96
96
98
96
95
87
80
72
67
65
62
61
61
63
63
66
70
82
87
89
90
92
92
92

Pressure (mb)

1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024

Ozone (du)

338
339
338
337
338
337
339
340
340
340
338
337
337
336
333
332
331
332
335
338
342
342
342
341

Friday 22

Waxing Crescent 42%

11:15

02:15

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 Bad
10 OK
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

Sun - Rise: 05:17, Set: 21:06, Transit: 13:11. Moon - Rise: 11:15, Set: 02:15. Civil Dark: 21:48 - 04:35. Nautical Dark: 22:46 - 03:37. Astro Dark: 00:20 - 01:57

Total Clouds (% Sky Obscured)

78
95
92
89
60
38
50
48
60
67
69
74
62
78
85
94
94
91
86
85
83
82
75
69

Low Clouds (% Sky Obscured)

27
25
26
26
19
10
0
0
0
0
1
3
4
8
11
14
25
24
23
28
33
39
44
45

Medium Clouds (% Sky Obscured)

22
53
34
28
2
2
33
3
4
9
53
66
44
51
49
40
14
26
37
46
58
60
50
42

High Clouds (% Sky Obscured)

71
66
74
82
60
33
50
48
51
54
41
24
1
35
66
94
72
52
31
26
18
14
18
23

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
8
25
32
32
24
1
8
15
21
24
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
92
95
92
85
77
73
70
68
66
65
66
66
68
71
77
81
86
92
90
89
86
87

Pressure (mb)

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

Ozone (du)

343
343
342
342
343
344
343
342
341
340
340
340
341
342
341
340
340
339
338
337
337
337
337
337

Saturday 23

First Quarter 54%

12:36

02:29

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 OK
20 OK
21 Good
22 OK
23 Good
00 Good
01 Good
02 Good

Sun - Rise: 05:15, Set: 21:08, Transit: 13:12. Moon - Rise: 12:36, Set: 02:29. Civil Dark: 21:50 - 04:33. Nautical Dark: 22:48 - 03:35. Astro Dark: 00:26 - 01:50

Total Clouds (% Sky Obscured)

65
73
81
85
79
87
90
69
62
54
63
74
87
69
55
38
25
12
3
2
1
1
0
1

Low Clouds (% Sky Obscured)

48
43
37
37
34
29
25
23
21
21
21
23
29
19
11
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

37
43
53
60
59
57
51
42
26
18
10
9
8
7
5
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

22
22
15
10
10
13
10
4
4
3
9
22
35
28
24
20
14
8
2
1
1
1
0
1

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 (%)

8
4
1
0
0
0
0
0
0
0
0
0
0
17
20
17
24
19
8
11
6
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
2
2
2
2
3
3
3
4
5
5
5
6
6
6
6
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
15
14
14
14
18
18
18
19
19
21
25
24
24
23
23
22
21
21
21
20
19
19
17

Dew Point (°C)

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

Relative Humidity (%)

87
89
86
83
81
76
70
66
64
63
61
62
63
63
66
69
72
77
83
89
89
90
90
92

Pressure (mb)

1024
1024
1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

336
336
338
339
341
341
341
341
341
342
342
342
341
341
341
341
341
340
339
338
338
338
338
337

Sunday 24

Waxing Gibbous 64%

13:54

02:42

03 Good
04 Good
05 Good
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 Good
22 Good
23 Good
00 Good

Sun - Rise: 05:14, Set: 21:09, Transit: 13:12. Moon - Rise: 13:54, Set: 02:42. Civil Dark: 21:51 - 04:32. Nautical Dark: 22:50 - 03:33. Astro Dark: 00:33 - 01:43

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

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

High Clouds (% Sky Obscured)

1
0
1
1
2
2
2
2
1
0
0
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
7
6
3
12
14
8
9
7
4
4
2
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
16
16
17
18
19
20
20
21
22
24
23
23
23
23
23
21
21
21
19
17

Dew Point (°C)

13
13
12
12
14
15
16
17
16
17
17
16
16
16
16
17
17
16
15
14
13
12

Relative Humidity (%)

90
90
90
87
87
85
84
81
76
73
68
67
66
65
68
73
76
82
86
93
93
93

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031

Ozone (du)

336
336
335
335
335
335
334
334
333
333
332
332
332
332
331
331
330
329
329
328
327
326

Forecast for Widecombe in the Moor, Devon, United Kingdom (50.58,-3.81)

Generated: 18/05/26 03:19:51. Forecast: 18/05/26 to 24/05/26. Timezone: UTC+1.00