Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 16%

07:38

22:53

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

Sun - Rise: 05:54, Set: 19:31, Transit: 12:43. Moon - Rise: 07:38, Set: 22:53. Civil Dark: 20:01 - 05:25. Nautical Dark: 20:37 - 04:49. Astro Dark: 21:15 - 04:10

Total Clouds (% Sky Obscured)

100
98
68
7
2
2
0
2
0
0
2
2
3
35
35
87
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

94
39
18
0
1
0
0
0
0
0
0
0
0
0
0
69
63
94
100
94
100
93
89
97

Medium Clouds (% Sky Obscured)

84
60
0
0
0
0
0
0
0
0
0
0
2
35
35
43
72
100
88
99
100
100
100
100

High Clouds (% Sky Obscured)

100
20
15
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
3
1
1
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

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

Precipitation Probability (%)

95
7
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
29
49
64
75
85
74
62

Precipitation Amount (mm)

0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.7
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
79
80
80
82
79
80
86
88
86
86
84
77
67
59
55
54
62
62
59
63
51
45

Pressure (mb)

1010
1012
1013
1014
1014
1015
1016
1016
1016
1017
1017
1017
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1020

Ozone (du)

324
331
332
335
339
346
350
350
352
357
361
367
375
383
389
396
398
402
401
402
401
401
402
401

Monday 20

Waxing Crescent 26%

08:38

00:08

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

Sun - Rise: 05:53, Set: 19:32, Transit: 12:43. Moon - Rise: 08:38, Set: 00:08. Civil Dark: 20:02 - 05:23. Nautical Dark: 20:38 - 04:47. Astro Dark: 21:16 - 04:08

Total Clouds (% Sky Obscured)

100
100
99
95
84
61
16
15
20
11
3
2
0
0
0
3
3
16
4
32
42
35
26
21

Low Clouds (% Sky Obscured)

64
46
40
40
15
11
3
2
0
0
0
1
0
0
0
0
0
0
0
0
6
9
14
16

Medium Clouds (% Sky Obscured)

91
40
42
83
27
26
4
5
14
7
0
0
0
0
0
0
3
12
3
32
37
26
14
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
3
2
2
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

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
None

Precipitation Probability (%)

54
46
26
7
4
5
6
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
0
-0
-2
-2
-2
-2
-2
-3
-3
-4
-4
-3
-1
2
4
6
7
9
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

45
52
58
57
56
53
55
59
61
63
62
62
63
55
43
37
32
28
25
24
23
22
23
23

Pressure (mb)

1020
1021
1022
1023
1024
1024
1025
1025
1025
1025
1026
1026
1027
1028
1028
1028
1028
1028
1027
1026
1025
1024
1024
1023

Ozone (du)

402
404
405
405
408
413
421
429
434
439
446
449
431
416
412
413
411
406
400
398
397
394
392
389

Tuesday 21

Waxing Crescent 37%

09:48

01:10

18 OK
19 Bad
20 OK
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: 05:51, Set: 19:34, Transit: 12:43. Moon - Rise: 09:48, Set: 01:10. Civil Dark: 20:03 - 05:21. Nautical Dark: 20:39 - 04:45. Astro Dark: 21:18 - 04:06

Total Clouds (% Sky Obscured)

42
61
45
81
69
69
62
100
97
97
100
100
100
95
100
100
99
99
93
97
98
98
98
98

Low Clouds (% Sky Obscured)

6
0
0
2
1
1
16
15
24
30
39
63
89
79
75
85
78
84
83
82
85
87
90
87

Medium Clouds (% Sky Obscured)

6
61
45
47
64
69
62
100
97
97
100
100
100
95
98
19
14
13
10
17
26
17
12
10

High Clouds (% Sky Obscured)

15
5
5
76
26
21
6
94
59
40
100
96
53
22
86
90
69
85
13
7
12
3
2
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
9
4
9
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
19
46
52
49
58
58
38
46
37
23
5
6
5
5
6
10

Precipitation Amount (mm)

0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

27
45
50
50
54
57
61
61
63
67
79
89
93
93
91
90
88
90
93
90
87
87
84
78

Pressure (mb)

1023
1023
1024
1024
1024
1024
1024
1023
1022
1022
1022
1021
1020
1020
1020
1020
1019
1019
1018
1017
1017
1017
1016
1016

Ozone (du)

386
382
381
379
378
378
377
376
376
379
384
389
395
399
396
396
395
395
395
395
395
397
397
397

Wednesday 22

Waxing Crescent 37%

11:04

01:58

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: 05:50, Set: 19:35, Transit: 12:43. Moon - Rise: 11:04, Set: 01:58. Civil Dark: 20:04 - 05:20. Nautical Dark: 20:41 - 04:43. Astro Dark: 21:20 - 04:04

Total Clouds (% Sky Obscured)

98
97
92
86
80
55
61
80
95
97
99
100
100
100
100
100
100
95
90
84
87
93
91
97

Low Clouds (% Sky Obscured)

83
81
75
67
59
45
43
48
50
56
56
46
37
28
25
21
19
13
8
1
10
10
1
1

Medium Clouds (% Sky Obscured)

10
14
12
7
5
9
18
28
28
25
24
24
14
16
8
4
0
1
4
10
10
14
33
47

High Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
32
64
96
97
99
100
100
100
100
72
44
16
44
72
91
75

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 (%)

16
2
4
5
1
2
2
1
10
13
11
10
7
0
0
0
0
0
1
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
4
4
4
3
2
2
2
2
2
3
3
3
5
7
9
10
11
12
12
12
13
12

Chance of Frost

Temperature (°C)

9
9
8
7
7
6
5
5
4
4
4
4
5
6
9
11
13
15
15
16
17
17
17
16

Feels Like (°C)

8
7
6
6
5
5
5
5
4
2
2
2
2
4
6
7
9
11
11
12
12
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

80
87
88
87
84
84
90
89
93
93
94
94
94
85
72
57
45
39
35
33
31
30
29
31

Pressure (mb)

1015
1015
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012

Ozone (du)

395
394
394
393
396
399
397
396
394
395
396
396
396
393
395
395
395
394
393
394
393
392
390
390

Thursday 23

First Quarter 49%

12:19

02:35

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
07 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:48, Set: 19:36, Transit: 12:43. Moon - Rise: 12:19, Set: 02:35. Civil Dark: 20:06 - 05:18. Nautical Dark: 20:42 - 04:42. Astro Dark: 21:21 - 04:02

Total Clouds (% Sky Obscured)

95
92
93
94
95
94
71
69
53
48
42
40
27
18
20
22
31
44
54
66
80
87
95
79

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
32
31

Medium Clouds (% Sky Obscured)

50
64
89
88
80
60
55
54
40
35
42
40
27
18
20
22
31
44
54
66
78
77
66
56

High Clouds (% Sky Obscured)

51
26
19
12
5
3
2
0
0
0
0
0
0
0
3
7
10
11
11
12
8
5
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
1
2
2
4
4
2
6
5
0
2
1
0
6
9
12
19

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)

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

Chance of Frost

Temperature (°C)

14
13
11
10
9
8
7
7
6
6
5
5
5
6
8
10
11
12
13
14
15
14
14
13

Feels Like (°C)

9
8
7
6
5
5
4
5
5
4
3
3
4
4
5
6
6
6
7
7
8
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

32
36
41
44
49
54
56
58
59
61
62
62
62
54
45
39
33
29
28
28
27
33
40
48

Pressure (mb)

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

Ozone (du)

391
392
392
392
392
392
393
395
397
398
400
406
409
406
405
401
397
393
392
391
391
391
391
391

Friday 24

Waxing Gibbous 60%

13:32

03:04

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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 OK
17 OK

Sun - Rise: 05:47, Set: 19:37, Transit: 12:42. Moon - Rise: 13:32, Set: 03:04. Civil Dark: 20:07 - 05:17. Nautical Dark: 20:44 - 04:40. Astro Dark: 21:23 - 04:00

Total Clouds (% Sky Obscured)

61
45
58
70
84
60
40
17
38
48
57
60
72
77
60
54
54
58
39
13
13
7
7
6

Low Clouds (% Sky Obscured)

29
27
42
57
72
60
40
17
38
48
57
60
72
77
60
54
54
58
39
13
13
7
7
6

Medium Clouds (% Sky Obscured)

50
44
39
30
20
5
5
0
0
0
0
0
0
0
13
28
40
45
30
10
9
4
4
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
7
11
0
5
9
14
43
54
54
58
33
0
2
4
5
6

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

Precipitation Probability (%)

27
34
34
31
19
18
15
5
30
40
48
41
34
22
44
70
95
95
95
95
95
93
41
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.4
0.8
1.1
1.4
1.8
1.2
0.6
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
6
5
5
4
4
4
3
4
4
3
3
2
5
4
4
4
5
5
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

53
58
63
64
67
68
70
74
76
78
80
82
78
72
69
57
49
41
40
38
37
39
41
43

Pressure (mb)

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

Ozone (du)

391
391
391
391
391
391
395
400
404
400
397
393
392
390
388
388
388
389
388
388
388
390
391
392

Saturday 25

Waxing Gibbous 70%

14:42

03:28

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

Sun - Rise: 05:45, Set: 19:38, Transit: 12:42. Moon - Rise: 14:42, Set: 03:28. Civil Dark: 20:08 - 05:15. Nautical Dark: 20:45 - 04:38. Astro Dark: 21:25 - 03:58

Total Clouds (% Sky Obscured)

6
15
26
27
32
34
30
27
15
19
22
20
16
11
12
17
19
43
68
93

Low Clouds (% Sky Obscured)

6
15
26
27
32
34
30
25
8
7
10
20
16
11
12
17
19
10
4
1

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

6
15
15
8
0
0
0
0
0
0
0
8
16
11
12
17
19
42
35
28

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

20
3
5
4
3
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
7
7
6
5
5
4
4
4
4
3
5
7
8
11
13
16
17
18

Feels Like (°C)

7
8
9
5
5
6
5
5
5
3
3
3
3
3
3
9
10
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

48
53
59
64
67
71
72
75
76
77
77
79
72
65
60
52
46
40
38
35

Pressure (mb)

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

Ozone (du)

391
390
389
389
389
389
386
383
380
380
380
380
381
381
382
381
381
381
381
381

Forecast for Cedarwood, Middlesex, United States of America (42.36,-71.26)

Generated: 19/04/26 18:35:59. Forecast: 19/04/26 to 25/04/26. Timezone: UTC-4.00