Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 80%

14:41

03:48

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

Sun - Rise: 05:43, Set: 19:39, Transit: 12:42. Moon - Rise: 14:41, Set: 03:48. Civil Dark: 20:10 - 05:12. Nautical Dark: 20:47 - 04:35. Astro Dark: 21:27 - 03:54

Total Clouds (% Sky Obscured)

80
83
88
91
100
100
94
90
84
88
75
33
4
16
54
57
53
24
2
5
8
41
43
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
5
10
5
6
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

80
83
88
91
100
98
88
87
80
82
63
20
1
12
43
50
48
20
2
1
5
25
3
1

High Clouds (% Sky Obscured)

0
1
3
91
100
81
36
6
17
15
14
5
1
1
4
1
1
0
0
2
3
13
31
8

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)

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

Chance of Frost

Temperature (°C)

9
12
13
14
14
15
16
16
15
15
14
12
9
8
7
6
6
5
5
5
4
4
4
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
59
50
42
39
37
37
37
38
40
46
54
62
66
70
70
71
72
73
73
75
77
79
72

Pressure (mb)

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

Ozone (du)

374
379
382
382
381
382
383
381
381
382
382
380
378
377
377
377
378
378
378
374
372
372
372
371

Monday 27

Waxing Gibbous 88%

15:48

04:08

08 OK
09 OK
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
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 05:41, Set: 19:40, Transit: 12:42. Moon - Rise: 15:48, Set: 04:08. Civil Dark: 20:11 - 05:11. Nautical Dark: 20:48 - 04:33. Astro Dark: 21:29 - 03:52

Total Clouds (% Sky Obscured)

23
27
3
5
6
3
2
1
1
2
2
2
3
3
2
0
0
3
1
3
2
1
0
1

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

2
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)

23
27
0
0
0
0
0
0
0
0
0
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
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
4
5
7
8
9
9
9
9
8
7
6
5
4
3
3
4
3
4
3
3
4
4
5

Chance of Frost

Temperature (°C)

9
12
15
16
17
18
18
18
18
17
16
14
10
8
7
7
6
5
5
4
4
4
3
5

Feels Like (°C)

8
11
13
15
15
16
16
16
16
16
14
13
9
7
7
6
6
5
4
4
3
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

62
55
49
45
42
42
41
43
46
48
52
61
73
75
77
78
81
82
83
86
86
86
86
80

Pressure (mb)

1026
1027
1027
1026
1026
1025
1026
1025
1025
1025
1026
1026
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1026

Ozone (du)

371
371
370
367
369
373
378
382
384
383
381
379
380
376
373
371
371
370
370
369
365
366
363
361

Tuesday 28

Waxing Gibbous 94%

16:54

04:27

08 Good
09 OK
10 OK
11 Good
12 OK
13 Good
14 OK
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: 05:40, Set: 19:42, Transit: 12:41. Moon - Rise: 16:54, Set: 04:27. Civil Dark: 20:12 - 05:09. Nautical Dark: 20:50 - 04:32. Astro Dark: 21:31 - 03:50

Total Clouds (% Sky Obscured)

1
21
38
6
32
16
45
62
99
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
63
53
57
59
68
61
46
98
99
99
100
98
96
94

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
25
100
93
27
12
7
6
2

High Clouds (% Sky Obscured)

0
21
38
6
32
16
45
62
99
100
100
100
100
100
100
100
100
100
100
100
100
63
30
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
8
9
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 (%)

0
0
0
0
0
0
0
0
0
0
1
3
3
6
4
20
10
32
29
9
13
30
40
31

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

Chance of Frost

Temperature (°C)

8
11
13
14
15
15
15
15
14
12
10
8
7
6
5
5
5
5
5
5
5
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
51
43
39
40
38
38
39
43
47
58
70
76
79
83
86
88
89
91
94
96
94
96
96

Pressure (mb)

1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022
1023
1023
1022
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

359
358
357
353
353
352
351
349
347
345
344
344
344
344
345
345
344
345
346
349
353
362
363
357

Wednesday 29

Waxing Gibbous 98%

17:59

04:47

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: 05:39, Set: 19:43, Transit: 12:41. Moon - Rise: 17:59, Set: 04:47. Civil Dark: 20:13 - 05:08. Nautical Dark: 20:51 - 04:30. Astro Dark: 21:32 - 03:48

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
98
100
100
100
100
100
100
100
98
96
95
92
88
84
86
90
95
93
91
89
93
96
100

Medium Clouds (% Sky Obscured)

70
70
27
12
19
37
23
18
15
10
15
10
100
91
100
99
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
33
67
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

7
7
9
9
9
9
9
9
9
9
6
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

17
16
9
10
20
8
23
12
14
15
16
38
39
40
57
77
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.7
1.8
1.8
2.8
3.7
2.3
2.8
3.5

Wind Speed/Direction (mph)

5
5
5
5
5
5
5
5
5
5
5
5
5
6
5
5
6
6
6
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
88
87
88
88
91
91
93
95
96
98
100
98
98
98
98
98
98
98
100
98
100

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1014
1013
1013
1013
1012
1012
1011
1010
1009
1008
1008
1007
1007
1006

Ozone (du)

357
357
358
361
362
364
364
364
367
367
370
369
371
373
374
373
371
368
366
366
361
360
358
358

Thursday 30

Waxing Gibbous 100%

19:04

05:10

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: 05:37, Set: 19:44, Transit: 12:41. Moon - Rise: 19:04, Set: 05:10. Civil Dark: 20:15 - 05:06. Nautical Dark: 20:52 - 04:28. Astro Dark: 21:34 - 03:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
82
76
65
53
45
45
45
60
62
63
69
86
90
85

Low Clouds (% Sky Obscured)

93
86
79
79
79
80
76
73
69
52
35
18
12
6
5
5
5
5
14
18
17
8
4
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
78
58
44
30
16
1
0
0
0
2
9
15
14
7
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
72
40
20
27
20
17
7
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
2
6
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
83
70
56
38
34
28
21
21
19
12
10
8
1
3
2
1

Precipitation Amount (mm)

4.3
3.6
3.9
2.9
2.2
1.7
1.3
0.8
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
98
98
98
98
96
96
98
96
98
96
96
96
94
94
93
93
93
91
91
90
88

Pressure (mb)

1006
1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004

Ozone (du)

358
360
362
360
362
361
363
365
366
372
376
379
378
382
386
390
392
394
396
395
395
395
396
398

Friday 1

Full Moon 100%

20:10

05:36

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: 05:36, Set: 19:45, Transit: 12:41. Moon - Rise: 20:10, Set: 05:36. Civil Dark: 20:16 - 05:05. Nautical Dark: 20:54 - 04:27. Astro Dark: 21:36 - 03:45

Total Clouds (% Sky Obscured)

90
90
91
90
85
85
85
85
85
75
70
65
65
65
55
15
15
45
60
65
65
64
77
76

Low Clouds (% Sky Obscured)

2
5
7
5
2
0
0
0
0
0
0
0
0
0
0
0
5
10
10
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
4
9
13
30
44
53
36
36
24
11
11
9
8
4
0
2
3
5

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
6
4
6
8
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
6
7
12
12
8
31
37
40
53
61
56
50
46
27
22
15
5
5
4
1
4
4
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
13
13
13
13
13
13
13
13
13
13
13
12
12
11
11
11
11
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
6
6
6
5
4
5
4
4
4
2
2
1
1
1
1
1
0
0
0
0

Dew Point (°C)

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

Relative Humidity (%)

87
84
81
78
81
84
87
87
87
88
87
87
85
85
84
83
83
82
82
82
80
79
75
72

Pressure (mb)

1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

399
399
400
400
402
403
404
404
403
402
402
402
402
402
402
402
401
400
399
399
400
401
403
405

Saturday 2

Waning Gibbous 98%

21:15

06:09

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

Sun - Rise: 05:35, Set: 19:46, Transit: 12:41. Moon - Rise: 21:15, Set: 06:09. Civil Dark: 20:17 - 05:03. Nautical Dark: 20:55 - 04:25. Astro Dark: 21:37 - 03:43

Total Clouds (% Sky Obscured)

83
84
86
95
100
100
100
97
95
98
97
98
89
80
71
66
61
57

Low Clouds (% Sky Obscured)

3
6
13
23
33
42
49
66
85
90
70
45
36
47
50
44
40
34

Medium Clouds (% Sky Obscured)

36
68
86
95
100
100
88
75
65
54
45
36
26
16
9
17
25
34

High Clouds (% Sky Obscured)

1
2
3
3
1
0
0
0
0
0
1
1
2
2
3
3
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

7
6
3
8
7
3
11
12
10
14
17
22
19
17
13
11
7
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
12
11
11
11
11
11
10
10
8
7
6
5
5
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
2
3
3
3
4
4
6
6
6
6
7
7
3
3
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

70
67
64
62
60
59
57
58
58
58
66
74
82
85
88
91
89
91

Pressure (mb)

1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1005

Ozone (du)

407
405
404
402
403
403
404
404
403
403
404
404
405
407
409
411
412
413

Forecast for Andover, Essex, United States of America (42.66,-71.14)

Generated: 26/04/26 08:48:35. Forecast: 26/04/26 to 02/05/26. Timezone: UTC-4.00