Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 88%

16:37

04:55

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

Sun - Rise: 06:47, Set: 20:05, Transit: 13:26. Moon - Rise: 16:37, Set: 04:55. Civil Dark: 20:31 - 06:21. Nautical Dark: 21:01 - 05:51. Astro Dark: 21:32 - 05:19

Total Clouds (% Sky Obscured)

97
98
97
76
60
43
29
26
29
51
23
18
0
2
0
3
27
32
36
41
39
35
37
40

Low Clouds (% Sky Obscured)

91
97
94
76
60
32
13
12
17
12
7
4
0
0
0
0
7
10
13
14
14
13
13
8

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)

0
0
0
0
0
0
0
0
2
46
0
0
0
2
0
3
0
0
1
2
1
1
1
20

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
2
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)

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

Chance of Frost

Temperature (°C)

20
20
20
21
22
24
25
26
26
26
25
22
20
18
16
16
15
15
14
14
14
14
14
14

Feels Like (°C)

19
18
19
20
21
23
25
26
26
25
24
22
20
18
18
17
17
17
16
16
16
16
17
17

Dew Point (°C)

17
15
14
14
14
13
11
11
10
10
10
11
12
13
13
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

82
72
68
64
58
49
42
39
36
36
40
48
62
72
79
86
90
96
96
98
98
96
96
95

Pressure (mb)

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

Ozone (du)

339
338
338
336
334
335
332
332
330
330
327
325
323
323
321
321
321
321
319
318
316
314
313
312

Tuesday 28

Waxing Gibbous 94%

17:34

05:23

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

Sun - Rise: 06:46, Set: 20:06, Transit: 13:26. Moon - Rise: 17:34, Set: 05:23. Civil Dark: 20:31 - 06:20. Nautical Dark: 21:02 - 05:50. Astro Dark: 21:33 - 05:18

Total Clouds (% Sky Obscured)

17
31
29
36
45
49
54
49
100
43
56
7
23
94
99
90
29
83
100
93
100
91
100
87

Low Clouds (% Sky Obscured)

6
7
29
13
15
15
35
49
47
14
13
0
0
0
0
6
8
24
28
29
22
23
24
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
5
3
5
2
2
2
0
0
29
3
60
32
100
87
100
87

High Clouds (% Sky Obscured)

1
7
1
0
7
4
5
6
100
9
33
7
23
94
99
90
13
63
91
93
94
26
71
10

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 (%)

1
2
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
7

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

Chance of Frost

Temperature (°C)

17
20
23
26
28
29
30
31
30
30
30
28
25
23
21
20
20
19
19
18
18
18
18
18

Feels Like (°C)

17
23
24
27
29
31
30
29
29
29
29
27
24
22
21
21
22
19
19
19
20
19
19
18

Dew Point (°C)

15
15
15
14
12
10
9
11
14
14
14
14
14
14
14
15
16
16
16
16
17
17
17
17

Relative Humidity (%)

87
74
61
48
38
31
27
29
37
38
39
44
52
57
63
70
77
81
85
86
96
93
98
96

Pressure (mb)

1021
1022
1021
1021
1021
1020
1020
1019
1018
1017
1016
1016
1017
1017
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

311
310
309
309
309
308
307
306
304
305
305
304
305
305
304
305
304
301
300
301
300
299
300
302

Wednesday 29

Waxing Gibbous 98%

18:31

05:51

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

Sun - Rise: 06:45, Set: 20:07, Transit: 13:26. Moon - Rise: 18:31, Set: 05:51. Civil Dark: 20:32 - 06:19. Nautical Dark: 21:03 - 05:49. Astro Dark: 21:34 - 05:17

Total Clouds (% Sky Obscured)

97
100
100
100
84
56
68
91
100
59
54
70
91
100
92
35
38
51
60
66
73
75
78
81

Low Clouds (% Sky Obscured)

0
3
1
15
27
22
34
40
34
28
26
31
35
58
55
24
23
16
20
26
35
37
44
76

Medium Clouds (% Sky Obscured)

97
58
100
100
82
56
66
53
34
27
30
30
24
20
12
14
10
51
60
46
69
67
59
68

High Clouds (% Sky Obscured)

87
99
42
100
20
25
10
10
100
6
1
40
91
90
70
1
1
16
9
7
4
3
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
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
Light Rain

Precipitation Probability (%)

2
3
5
9
6
0
0
1
1
2
0
0
0
6
3
7
3
15
32
18
27
27
62
94

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
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
21
22
24
24
26
29
31
31
31
30
30
27
25
24
24
22
21
20
20
20
20
20
20

Feels Like (°C)

19
21
22
24
25
26
28
29
29
28
30
31
29
26
25
23
23
22
21
21
22
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

88
70
58
59
55
50
36
32
33
26
28
31
44
54
56
51
58
68
80
86
95
92
91
95

Pressure (mb)

1017
1017
1016
1016
1015
1014
1013
1011
1011
1010
1010
1010
1010
1011
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011

Ozone (du)

304
304
305
306
307
309
309
309
308
309
307
308
308
308
308
307
307
308
306
306
306
304
303
305

Thursday 30

Waxing Gibbous 100%

19:28

06:21

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
07 Bad

Sun - Rise: 06:44, Set: 20:07, Transit: 13:26. Moon - Rise: 19:28, Set: 06:21. Civil Dark: 20:33 - 06:18. Nautical Dark: 21:03 - 05:48. Astro Dark: 21:35 - 05:16

Total Clouds (% Sky Obscured)

77
72
67
77
86
96
92
87
84
85
87
89
93
97
97
93
86
76
81
79
78
83
91
99

Low Clouds (% Sky Obscured)

75
71
48
46
51
53
37
59
62
70
31
79
22
12
0
6
10
27
42
55
65
71
75
73

Medium Clouds (% Sky Obscured)

73
72
67
70
38
42
33
31
29
33
35
83
75
56
2
15
25
36
26
25
24
51
44
70

High Clouds (% Sky Obscured)

0
0
0
2
5
7
5
6
4
0
0
0
33
67
97
76
55
31
31
26
21
38
62
81

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
3
2
9
9
9
9
9
9
0
0
0
1
2

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

Precipitation Probability (%)

48
10
1
3
6
4
15
19
23
39
54
69
61
33
14
12
8
7
5
1
0
5
6
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
24
26
28
29
29
30
29
28
27
25
23
22
21
20
19
19
19
19
19
19
20
20

Feels Like (°C)

21
23
26
28
28
28
29
30
28
28
28
25
25
24
23
22
21
20
21
21
21
21
21
21

Dew Point (°C)

19
21
22
17
14
14
13
11
13
14
15
19
22
21
20
19
19
19
19
19
19
19
19
20

Relative Humidity (%)

88
94
89
57
43
39
36
30
38
42
47
68
95
95
95
95
98
98
100
100
100
98
98
100

Pressure (mb)

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

Ozone (du)

306
308
309
310
310
311
311
311
312
310
311
310
310
310
312
313
316
317
317
318
317
314
314
311

Friday 1

Full Moon 100%

20:26

06:55

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
07 Bad

Sun - Rise: 06:43, Set: 20:08, Transit: 13:26. Moon - Rise: 20:26, Set: 06:55. Civil Dark: 20:34 - 06:17. Nautical Dark: 21:04 - 05:47. Astro Dark: 21:36 - 05:15

Total Clouds (% Sky Obscured)

99
100
99
100
100
100
97
95
93
95
98
100
83
66
49
56
71
84
86
87
92
95
96
97

Low Clouds (% Sky Obscured)

57
44
42
51
51
47
36
42
54
39
43
12
9
5
2
9
16
23
23
20
21
28
38
48

Medium Clouds (% Sky Obscured)

82
74
86
89
95
94
93
85
93
86
98
100
83
66
49
56
71
76
69
65
59
49
40
31

High Clouds (% Sky Obscured)

87
94
97
100
86
86
55
30
5
49
73
100
70
37
0
5
37
57
68
67
70
65
65
50

ISS Passover

Visibility (miles)

9
9
9
9
4
3
3
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
18
26
48
68
63
46
42
38
36
95
95
76
56
24
17
9
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0.3
0.3
0
0
0
0
0.7
0.8
0.5
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
24
26
27
28
28
30
31
29
29
25
24
23
22
21
21
21
20
20
20
20
21
21

Feels Like (°C)

22
24
26
28
29
30
30
32
33
31
29
27
26
26
25
24
24
24
23
22
23
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

95
87
70
54
52
58
60
45
41
56
58
88
97
97
96
96
96
96
98
98
98
98
96
96

Pressure (mb)

1013
1013
1013
1014
1013
1012
1011
1010
1009
1009
1009
1010
1010
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1010

Ozone (du)

310
309
310
310
309
308
308
309
308
308
309
309
309
309
309
309
309
308
308
307
307
306
305
304

Saturday 2

Waning Gibbous 98%

21:24

07:34

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
07 Bad

Sun - Rise: 06:42, Set: 20:09, Transit: 13:26. Moon - Rise: 21:24, Set: 07:34. Civil Dark: 20:34 - 06:16. Nautical Dark: 21:05 - 05:46. Astro Dark: 21:37 - 05:13

Total Clouds (% Sky Obscured)

91
77
66
70
73
77
85
93
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100

Low Clouds (% Sky Obscured)

44
36
23
18
16
13
13
16
22
37
42
39
50
57
61
62
68
77
84
91
98
97
96
95

Medium Clouds (% Sky Obscured)

46
54
64
66
69
69
72
75
77
85
92
100
100
100
100
100
100
100
100
100
100
98
100
100

High Clouds (% Sky Obscured)

68
70
66
68
67
37
61
83
100
100
100
100
100
100
100
94
88
84
91
95
100
93
90
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
2
1

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

Precipitation Probability (%)

4
5
4
8
10
6
78
95
95
76
64
49
59
59
70
65
56
40
54
66
76
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.5
0
0.2
0.2
0
0.3
0.2
0.3
0.3
0.2
0
0
0
0
2.7
5.3
8

Wind Speed/Direction (mph)

10
11
13
14
15
15
16
15
15
14
12
10
8
6
7
8
8
8
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

21
24
26
29
30
32
33
31
29
27
27
25
24
23
22
21
21
20
19
18
17
16
16
15

Feels Like (°C)

22
24
24
24
26
26
28
33
32
30
30
28
27
24
24
26
25
24
23
20
19
18
18
17

Dew Point (°C)

20
20
19
19
18
17
16
18
21
24
24
24
24
23
22
21
20
19
19
18
17
16
16
15

Relative Humidity (%)

95
79
64
53
47
41
36
46
62
81
86
91
97
97
96
95
96
96
96
98
98
96
98
98

Pressure (mb)

1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1011
1012
1012
1012
1012
1012
1013
1013
1014

Ozone (du)

303
303
302
301
300
298
297
296
296
295
295
295
295
297
298
299
298
297
296
297
297
298
299
300

Sunday 3

Waning Gibbous 94%

22:21

No Set

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 Good
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 06:41, Set: 20:09, Transit: 13:26. Moon - Rise: 22:21, Set: No Set. Civil Dark: 20:35 - 06:15. Nautical Dark: 21:06 - 05:45. Astro Dark: 21:38 - 05:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
85
65
50
40
30
10
10
5
5
10
30
35
35

Low Clouds (% Sky Obscured)

95
90
80
70
65
55
50
45
40
30
10
10
5
5
10
30
35
35

Medium Clouds (% Sky Obscured)

97
95
92
72
53
34
20
9
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
95
91
81
57
36
13
0
9
10
10
5
5
6
6
3
0

ISS Passover

Visibility (miles)

0
1
2
2
5
7
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
83
44
44
31
4
5
6
6
10
11
12
10
8
4

Precipitation Amount (mm)

1.4
0.9
0.3
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
17
18
18
19
19
20
20
19
18
18
17
16
14
14
14

Feels Like (°C)

17
16
17
17
18
18
19
19
18
18
18
18
18
16
15
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
96
95
95
89
84
77
80
81
82
82
82
83
79
78

Pressure (mb)

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

Ozone (du)

300
303
305
307
309
310
312
313
315
316
318
320
321
322
324
325
325
325

Forecast for McLeods Mill, Charlton, United States of America (30.82,-82.36)

Generated: 27/04/26 08:09:38. Forecast: 27/04/26 to 03/05/26. Timezone: UTC-4.00