Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

21:01

05:07

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: 05:27, Set: 20:36, Transit: 13:02. Moon - Rise: 21:01, Set: 05:07. Civil Dark: 21:18 - 04:45. Nautical Dark: 22:12 - 03:50. Astro Dark: 23:26 - 02:34

Total Clouds (% Sky Obscured)

60
61
68
74
71
77
99
100
100
100
100
100
89
100
99
100
62
80
84
95
89
72
96
100

Low Clouds (% Sky Obscured)

39
0
33
13
29
48
34
10
41
44
42
39
41
30
36
47
48
62
29
64
71
50
63
69

Medium Clouds (% Sky Obscured)

23
33
49
49
23
21
0
0
0
1
61
22
38
51
33
25
3
4
43
36
70
25
33
42

High Clouds (% Sky Obscured)

15
61
57
27
54
61
97
100
100
100
100
100
79
100
99
100
53
64
67
57
12
6
77
100

ISS Passover

Visibility (miles)

4
4
5
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
Very Light Rain
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
20
36
13
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
15
13
13
11
9
9
8
8
8
7
7
8
9
11
13
14
15
16
16
17
17
17

Dew Point (°C)

14
15
14
13
12
10
9
8
8
7
7
7
7
7
8
8
7
7
6
6
5
4
4
5

Relative Humidity (%)

68
82
89
90
90
84
83
81
81
84
87
87
88
84
79
71
63
56
50
45
41
38
38
39

Pressure (mb)

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

Ozone (du)

362
362
363
363
364
369
371
373
374
374
374
373
376
379
380
381
382
381
381
381
382
383
381
379

Saturday 2

Waning Gibbous 98%

22:18

05:27

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: 05:25, Set: 20:38, Transit: 13:02. Moon - Rise: 22:18, Set: 05:27. Civil Dark: 21:20 - 04:43. Nautical Dark: 22:15 - 03:47. Astro Dark: 23:31 - 02:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

44
41
49
65
70
75
73
78
86
90
88
87
87
89
90
90
87
87
90
89
83
95
100
100

Medium Clouds (% Sky Obscured)

53
94
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
96
100
100
80
84
98
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
78
69
78
78
55
58
13
37
51

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

2
7
25
42
50
46
49
56
75
91
95
95
95
95
95
95
95
95
95
95
93
87
74
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
1
2.4
2.4
2.6
3.2
1.4
0.6
0.8
1.2
0.8
0.8
0.7
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
15
13
13
12
11
11
11
10
9
9
9
8
8
8
8
8
8
8
8
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

43
50
59
64
67
72
74
72
76
81
90
96
98
98
98
98
96
95
96
96
95
96
96
95

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1010
1009
1009
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1010

Ozone (du)

378
377
376
376
375
374
375
374
373
374
377
378
378
380
378
378
381
381
383
384
384
383
379
376

Sunday 3

Waning Gibbous 95%

23:32

05:55

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 Good
16 Good
17 Good

Sun - Rise: 05:23, Set: 20:40, Transit: 13:02. Moon - Rise: 23:32, Set: 05:55. Civil Dark: 21:22 - 04:41. Nautical Dark: 22:18 - 03:44. Astro Dark: 23:36 - 02:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
92
79
68
70
80
76
65
49
42
66
78
70
66
46
29
12
6
6

Low Clouds (% Sky Obscured)

100
100
100
100
100
92
91
76
64
63
77
63
45
25
35
54
63
62
49
33
21
5
0
0

Medium Clouds (% Sky Obscured)

95
91
88
89
82
66
58
43
56
60
60
46
20
16
0
0
18
31
31
21
11
2
2
0

High Clouds (% Sky Obscured)

32
35
35
24
12
19
31
35
30
35
45
49
28
3
0
12
26
21
5
5
5
7
4
2

ISS Passover

Visibility (miles)

6
5
5
6
8
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

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

Precipitation Probability (%)

58
52
54
42
35
26
24
14
1
0
1
0
0
0
0
0
0
1
5
4
4
3
0
0

Precipitation Amount (mm)

0.3
0.3
0.4
0.3
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
9
8
8
8
7
6
5
4
3
2
1
1
2
3
5
6
8
9
9
9
10
11

Chance of Frost

Temperature (°C)

10
10
9
9
9
8
8
8
8
7
7
7
7
7
8
9
10
12
14
14
14
15
15
14

Feels Like (°C)

7
7
7
6
6
6
5
6
6
6
6
6
6
6
7
8
8
9
12
11
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
95
95
96
95
95
94
94
94
91
91
90
87
85
83
75
67
61
59
53
50
45

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

374
374
374
374
375
376
376
376
375
374
375
377
380
383
386
387
388
389
387
384
382
381
379
377

Monday 4

Waning Gibbous 90%

00:36

06:36

18 Good
19 OK
20 Good
21 Good
22 Good
23 OK
00 OK
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: 05:21, Set: 20:42, Transit: 13:02. Moon - Rise: 00:36, Set: 06:36. Civil Dark: 21:24 - 04:39. Nautical Dark: 22:20 - 03:41. Astro Dark: 23:41 - 02:18

Total Clouds (% Sky Obscured)

4
28
6
5
14
24
32
51
69
82
84
97
100
99
99
98
97
96
95
92
91
91
91
92

Low Clouds (% Sky Obscured)

0
1
2
3
3
1
0
26
52
75
83
91
97
94
91
88
87
85
75
83
77
72
78
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
13
25
35
44
50
55
58
51
49
45
40
36
37
40
42
48
74

High Clouds (% Sky Obscured)

2
14
2
0
11
22
32
22
11
0
0
1
1
2
1
2
29
35
35
34
35
35
35
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
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
1
1
7
10
9
18
19
18
19
21
24
23
23
11
11
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
3
4
5
5
5
5
4
4
4
4
4
3
4
3
3
3
3
3
4
6
6
6
6

Relative Humidity (%)

43
54
64
71
74
77
78
79
79
81
81
81
74
71
69
66
64
62
60
61
77
81
78
81

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

376
376
376
377
376
375
374
373
372
374
375
374
374
375
375
377
378
380
381
382
383
384
385
385

Tuesday 5

Waning Gibbous 83%

01:27

07:31

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: 05:19, Set: 20:44, Transit: 13:02. Moon - Rise: 01:27, Set: 07:31. Civil Dark: 21:26 - 04:36. Nautical Dark: 22:23 - 03:39. Astro Dark: 23:47 - 02:12

Total Clouds (% Sky Obscured)

93
93
93
93
89
84
82
87
93
100
98
97
95
52
26
19
39
57
79
86
93
100
100
100

Low Clouds (% Sky Obscured)

87
80
73
64
49
33
20
15
10
15
17
20
22
27
16
5
0
0
0
0
0
0
0
10

Medium Clouds (% Sky Obscured)

75
70
69
63
28
24
25
34
83
100
97
94
90
52
26
19
39
57
79
86
83
76
77
79

High Clouds (% Sky Obscured)

50
55
55
40
36
33
25
23
30
35
22
14
5
15
25
19
30
25
25
25
25
25
25
35

ISS Passover

Visibility (miles)

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

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 (%)

15
8
10
9
14
14
11
17
23
30
32
31
31
41
41
40
41
41
41
39
37
37
31
29

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
82
85
85
88
88
90
93
93
96
96
98
96
96
94
93
95
95
96
93
90
88
90

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013

Ozone (du)

385
385
386
387
387
386
385
383
381
380
380
380
380
381
382
382
383
384
384
385
387
388
389
390

Wednesday 6

Waning Gibbous 75%

02:04

08:39

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: 05:17, Set: 20:45, Transit: 13:02. Moon - Rise: 02:04, Set: 08:39. Civil Dark: 21:28 - 04:34. Nautical Dark: 22:26 - 03:36. Astro Dark: 23:53 - 02:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
93
85
79
82
88
94
73
61
50
72
83
96
74
50

Low Clouds (% Sky Obscured)

10
18
25
36
29
26
19
42
58
77
74
70
66
61
56
51
45
39
35
37
38
37
27
17

Medium Clouds (% Sky Obscured)

83
87
91
94
94
94
95
92
90
87
71
57
42
57
72
88
68
49
29
38
52
60
45
27

High Clouds (% Sky Obscured)

55
74
88
100
90
79
73
57
38
20
18
15
17
23
25
30
21
11
2
2
2
3
2
2

ISS Passover

Visibility (miles)

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

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 (%)

30
27
23
19
24
25
21
20
19
18
24
28
30
27
21
11
10
6
5
10
10
6
17
23

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
7
7
7
6
5
5
5
5
5
5
6
6
6
6
7
7
13
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
95
98
96
98
98
98
96
96
94
93
91
79
68
58
50
44
37
40
41
43
51

Pressure (mb)

1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

390
391
391
391
391
391
391
391
391
391
391
390
390
390
391
393
394
392
390
389
389
389
389
388

Thursday 7

Waning Gibbous 66%

02:30

09:55

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

Sun - Rise: 05:15, Set: 20:47, Transit: 13:02. Moon - Rise: 02:30, Set: 09:55. Civil Dark: 21:30 - 04:32. Nautical Dark: 22:28 - 03:33. Astro Dark: 23:59 - 01:58

Total Clouds (% Sky Obscured)

27
19
12
5
10
10
15
15
10
15
14
27
30
44
56
63
68
76
85

Low Clouds (% Sky Obscured)

7
4
4
5
9
10
15
15
10
15
14
19
6
13
21
26
27
29
29

Medium Clouds (% Sky Obscured)

13
12
8
4
10
10
15
15
10
7
5
3
1
4
7
12
16
20
31

High Clouds (% Sky Obscured)

2
8
12
5
10
10
15
15
10
15
14
12
13
12
11
10
10
10
9

ISS Passover

Visibility (miles)

7
6
7
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

29
26
24
22
19
14
0
0
0
0
0
0
0
0
0
0
9
14
19

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
8
7
8
7
6
6
4
3
3
2
2
3
3
4
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

59
69
74
78
85
82
79
76
76
78
78
79
79
79
71
65
58
55
52

Pressure (mb)

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

Ozone (du)

388
388
389
390
391
389
387
385
384
383
382
380
379
378
376
374
372
372
371

Forecast for Peacock, Wakefield, United Kingdom (53.68,-1.51)

Generated: 01/05/26 18:31:27. Forecast: 01/05/26 to 07/05/26. Timezone: UTC+1.00