Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 37%

09:47

01:59

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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:49, Set: 19:35, Transit: 12:42. Moon - Rise: 09:47, Set: 01:59. Civil Dark: 20:05 - 05:19. Nautical Dark: 20:41 - 04:42. Astro Dark: 21:20 - 04:02

Total Clouds (% Sky Obscured)

69
76
79
85
100
99
100
100
100
100
99
98
97
92
86
99
100
95
95
89
86
66
73
84

Low Clouds (% Sky Obscured)

69
76
79
67
87
79
82
79
79
86
96
77
94
62
48
53
73
82
86
84
70
55
54
48

Medium Clouds (% Sky Obscured)

69
76
79
85
95
98
100
100
99
100
97
93
91
79
75
98
74
61
53
42
40
25
32
24

High Clouds (% Sky Obscured)

39
56
78
47
49
35
26
14
2
2
1
1
7
15
1
0
0
0
0
0
0
0
0
60

ISS Passover

Visibility (miles)

9
9
1
0
0
0
0
0
0
0
1
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
10
4
44
39
44
41
34
30
13
22
24
15
26
27
11
8
8
9
17
10
2
0
0

Precipitation Amount (mm)

0
0
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
0
0
1
3
4
4
5
6
5
4
5
5
5
4
4
3
3
3
3
3
2
2
2

Dew Point (°C)

-1
-1
1
3
6
6
7
8
8
7
7
7
6
6
6
5
5
5
5
5
4
4
3
3

Relative Humidity (%)

72
69
80
91
94
94
94
95
96
96
96
94
94
94
96
96
98
98
96
96
96
96
98
98

Pressure (mb)

1022
1022
1022
1021
1021
1021
1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1013
1013
1013

Ozone (du)

385
386
388
389
390
392
392
392
392
391
388
390
393
406
419
422
423
421
418
415
412
410
408
406

Thursday 23

First Quarter 49%

11:02

02:35

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

Sun - Rise: 05:47, Set: 19:36, Transit: 12:42. Moon - Rise: 11:02, Set: 02:35. Civil Dark: 20:06 - 05:17. Nautical Dark: 20:43 - 04:40. Astro Dark: 21:22 - 04:00

Total Clouds (% Sky Obscured)

50
64
71
76
53
59
30
35
33
3
13
6
3
4
85
65
51
74
36
25
22
48
60
21

Low Clouds (% Sky Obscured)

5
29
45
55
53
43
14
4
4
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
2
2
0
0
0
0
0
0
0
0
2
0
0
0
0
11
19
9
5
0
0
0
0

High Clouds (% Sky Obscured)

2
64
2
4
0
0
0
0
0
0
6
1
1
1
85
65
51
74
36
23
22
48
60
21

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
5
19
20
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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
7
11
11
14
13
14
14
13
12
12
11
7
5
4
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

5
8
10
12
12
13
14
15
15
15
14
13
12
9
7
6
5
4
3
3
2
2
1
1

Feels Like (°C)

2
5
7
8
9
9
10
10
10
10
11
10
9
7
6
4
4
3
2
2
1
0
-1
0

Dew Point (°C)

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

Relative Humidity (%)

91
87
78
69
67
55
53
48
42
39
41
45
51
56
61
64
67
71
73
74
74
76
74
75

Pressure (mb)

1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1010
1011
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

403
402
398
396
396
396
397
397
397
397
396
396
395
395
395
395
394
394
396
397
399
400
400
403

Friday 24

Waxing Gibbous 60%

12:18

03:04

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

Sun - Rise: 05:46, Set: 19:37, Transit: 12:42. Moon - Rise: 12:18, Set: 03:04. Civil Dark: 20:07 - 05:15. Nautical Dark: 20:44 - 04:38. Astro Dark: 21:24 - 03:58

Total Clouds (% Sky Obscured)

0
0
2
13
40
49
61
51
40
48
46
32
38
25
5
20
45
9
8
10
12
16
26
37

Low Clouds (% Sky Obscured)

0
0
2
13
40
41
45
39
30
48
40
18
20
15
2
12
22
9
8
10
12
16
15
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
0
0
0
1
1
0
0
0
0
0
0
0

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
26
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
9
8
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
3
3
4
17
3
3
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
8
9
8
6
6
7
5
6
7
7
6
6
5
5
4
3
5
5
5
4
3
3
3

Chance of Frost

Temperature (°C)

3
6
8
9
10
11
12
13
14
14
13
13
12
9
8
7
6
5
4
4
3
2
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
54
47
43
39
37
41
37
38
41
46
47
56
62
64
67
68
68
72
77
83
86
84
83

Pressure (mb)

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

Ozone (du)

406
411
406
415
424
423
423
419
409
405
400
398
393
390
387
384
382
378
374
370
368
362
359
355

Saturday 25

Waxing Gibbous 70%

13:31

03:28

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
03 Bad
04 OK
05 OK
06 OK

Sun - Rise: 05:44, Set: 19:38, Transit: 12:42. Moon - Rise: 13:31, Set: 03:28. Civil Dark: 20:08 - 05:14. Nautical Dark: 20:45 - 04:37. Astro Dark: 21:25 - 03:56

Total Clouds (% Sky Obscured)

81
100
100
97
100
100
100
100
100
100
100
97
100
100
93
86
97
97
96
82
55
42
30
20

Low Clouds (% Sky Obscured)

0
19
33
50
39
38
37
29
18
8
6
3
1
1
1
1
0
0
0
0
0
0
1
4

Medium Clouds (% Sky Obscured)

0
10
20
30
30
32
98
100
100
100
100
39
100
100
82
66
96
97
96
82
54
41
30
14

High Clouds (% Sky Obscured)

81
100
100
97
100
100
100
92
84
75
84
92
100
94
88
78
55
27
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
1
2
2
1
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
66
59
52
46
43
40
36
36
36
39
48
56
61
64
70
76
79
79
82
82
82
82
82

Pressure (mb)

1016
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

353
350
348
348
349
350
350
351
352
354
355
357
359
365
374
376
379
383
385
386
388
389
389
389

Sunday 26

Waxing Gibbous 80%

14:41

03:48

07 Good
08 Good
09 Good
10 Good
11 OK
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

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)

14
9
10
15
40
72
100
100
100
100
100
100
100
100
100
100
92
85
84
80
77
77
89
92

Low Clouds (% Sky Obscured)

2
0
0
0
9
18
27
27
27
27
18
9
0
0
0
5
5
5
5
10
10
5
0
0

Medium Clouds (% Sky Obscured)

0
0
3
1
33
56
80
74
65
60
65
70
75
83
91
100
89
77
68
58
59
55
61
60

High Clouds (% Sky Obscured)

0
0
3
0
37
57
85
90
100
94
85
90
80
65
65
50
48
32
6
6
16
52
70
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
4
6
7
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
5
7
12
25
33
57
80
81
74
64
47
46
42
33
38
42
44
45
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.5
0.5
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
62
58
61
59
58
58
66
68
75
80
85
91
94
94
96
96
96
94
94
96
96
96
94

Pressure (mb)

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

Ozone (du)

388
390
390
390
391
391
393
397
403
409
413
414
415
416
412
409
406
405
403
402
403
404
405
406

Monday 27

Waxing Gibbous 88%

15:48

04:08

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
03 Bad
04 Bad
05 Bad
06 Bad

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)

86
91
90
90
91
87
88
90
92
94
89
86
82
88
94
100
100
100
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
6
11
17
24
30
37
25
12
0
0
0
0
0
5
10
16
13
19
43
67

Medium Clouds (% Sky Obscured)

49
47
54
52
66
57
51
63
69
75
66
55
42
30
35
52
68
67
40
20
10
0
0
0

High Clouds (% Sky Obscured)

86
91
90
90
91
78
74
51
37
27
19
31
48
66
83
100
100
100
95
80
55
30
15
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
Light Rain
Light Rain

Precipitation Probability (%)

46
42
36
26
27
27
27
25
23
22
20
18
11
11
9
0
8
7
5
19
24
28
69
95

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
0.4
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
90
88
84
80
77
80
84
88
90
88
88
90
91
91
91
91
94
94
93
93
93

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021

Ozone (du)

407
408
408
409
409
408
407
406
405
403
402
400
398
396
394
392
390
391
393
394
395
396
397
398

Tuesday 28

Waxing Gibbous 94%

16:54

04:27

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 OK
23 Bad
00 Bad
01 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)

100
99
98
97
97
99
100
89
79
70
55
45
32
28
24
20
44
67
91

Low Clouds (% Sky Obscured)

90
92
94
97
97
99
100
89
79
69
55
45
32
28
24
20
39
42
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
8
10
7
6
4
5
11
17
24

High Clouds (% Sky Obscured)

10
15
15
20
20
25
3
36
68
70
55
45
32
28
24
10
20
10
2

ISS Passover

Visibility (miles)

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

Precipitation Type

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
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
93
67
72
70
60
48
35
13
12
8
2

Precipitation Amount (mm)

1
1.8
2.4
2.9
2.6
2.3
1.9
1.2
0.6
0.4
0.5
0.5
0.4
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
78
69
59
58
55
53
55
57
58
65
74
83
86
91
96
94
96

Pressure (mb)

1021
1020
1020
1019
1018
1017
1016
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

400
401
397
394
390
388
385
383
379
376
372
372
373
374
371
369
367
363
360

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

Generated: 22/04/26 07:32:42. Forecast: 22/04/26 to 28/04/26. Timezone: UTC-4.00