Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 88%

15:56

04:16

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

Sun - Rise: 05:47, Set: 19:51, Transit: 12:50. Moon - Rise: 15:56, Set: 04:16. Civil Dark: 20:23 - 05:15. Nautical Dark: 21:01 - 04:36. Astro Dark: 21:44 - 03:54

Total Clouds (% Sky Obscured)

16
13
11
8
0
0
0
4
3
3
55
9
60
10
11
9
6
52
16
48
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
5
0

Medium Clouds (% Sky Obscured)

8
7
9
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
3
3
55
9
60
10
10
9
6
52
15
48
100
100
100
100

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
3
0
0
3
3
4
3
3
3
4
4
4
5
4
4
5
8
9
10
12
12
12
12

Chance of Frost

Temperature (°C)

22
21
20
18
16
14
12
9
9
8
8
8
8
8
7
9
13
15
17
19
20
21
22
21

Feels Like (°C)

22
22
22
19
18
16
13
10
9
8
7
5
7
5
6
9
12
14
14
17
16
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

48
51
64
71
77
79
80
81
82
82
82
85
84
84
87
82
74
65
57
53
51
51
51
52

Pressure (mb)

1022
1022
1022
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019
1018
1017

Ozone (du)

364
364
363
365
366
363
361
356
356
354
352
353
351
350
349
346
344
341
340
339
338
336
337
337

Tuesday 28

Waxing Gibbous 94%

17:03

04:34

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:45, Set: 19:53, Transit: 12:49. Moon - Rise: 17:03, Set: 04:34. Civil Dark: 20:24 - 05:14. Nautical Dark: 21:03 - 04:35. Astro Dark: 21:45 - 03:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
97
90
78
88
89
98
90
94
92
91
95
94
61
99
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
3
48
62
47
13
15
15
51
50
66
63
60
54
35
43
49
41
39
21
24

Medium Clouds (% Sky Obscured)

98
100
85
100
99
100
26
27
34
33
29
29
22
20
4
22
31
29
29
50
50
48
35
100

High Clouds (% Sky Obscured)

100
100
100
87
100
100
90
75
2
0
0
0
0
0
0
0
0
0
0
97
100
100
100
100

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
2
22
39
5
0
0
0
0
0
1
2
1
0
0
0
0
0
1
1
4
3
4

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

Chance of Frost

Temperature (°C)

21
20
19
17
15
14
13
12
12
11
11
11
10
10
9
10
12
13
14
16
17
17
18
18

Feels Like (°C)

17
16
16
15
13
12
10
9
8
8
8
7
6
7
6
7
8
10
12
13
14
14
14
14

Dew Point (°C)

12
12
12
12
10
10
9
6
4
4
4
4
3
3
2
3
6
7
8
8
9
9
9
10

Relative Humidity (%)

58
60
66
71
72
75
74
65
60
61
63
62
59
60
61
61
66
65
68
59
59
57
55
61

Pressure (mb)

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

Ozone (du)

340
342
344
345
348
348
351
357
363
359
355
356
355
358
358
357
358
360
362
362
363
363
363
363

Wednesday 29

Waxing Gibbous 98%

18:09

04:53

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:44, Set: 19:54, Transit: 12:49. Moon - Rise: 18:09, Set: 04:53. Civil Dark: 20:25 - 05:12. Nautical Dark: 21:04 - 04:33. Astro Dark: 21:47 - 03:50

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
100
100
99

Low Clouds (% Sky Obscured)

45
33
12
10
28
10
42
56
65
84
85
80
83
77
83
93
95
96
100
100
100
99
94
90

Medium Clouds (% Sky Obscured)

98
100
97
100
100
100
100
100
84
100
100
100
100
100
86
40
37
38
40
47
48
41
76
96

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
60
55
55
50
17
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
2
3
5
6
6
6
9
9
9
9
5
2
4

Fog (%)

0
0
0
0
0
0
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
4
2
3
7
16
39
62
65
63
95
95
95
95
95
95
78
56
71
66
65
81
81
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
1.2
1
1
0.8
1
0.4
0
0.4
0.3
0.3
0.5
0.7
0.6

Wind Speed/Direction (mph)

10
8
10
11
11
9
7
7
9
7
7
7
6
6
6
6
6
6
6
5
5
4
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
15
13
12
10
9
9
8
9
8
8
8
8
8
7
8
8
8
8
9
9
8

Dew Point (°C)

11
13
13
11
10
9
9
8
8
9
9
9
10
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

63
74
76
73
73
75
76
75
77
85
87
93
98
96
98
98
96
95
95
95
93
93
95
95

Pressure (mb)

1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

364
364
364
365
366
365
365
366
367
367
367
367
368
374
376
381
383
384
384
381
381
382
382
379

Thursday 30

Waxing Gibbous 100%

19:16

05:14

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:42, Set: 19:55, Transit: 12:49. Moon - Rise: 19:16, Set: 05:14. Civil Dark: 20:27 - 05:11. Nautical Dark: 21:06 - 04:31. Astro Dark: 21:49 - 03:48

Total Clouds (% Sky Obscured)

99
97
94
91
92
95
96
84
72
65
65
65
70
72
66
69
56
72
78
84
92
100
100
100

Low Clouds (% Sky Obscured)

86
87
86
84
88
90
92
82
71
60
65
65
70
72
66
69
51
63
65
59
52
48
59
68

Medium Clouds (% Sky Obscured)

96
85
78
77
72
69
16
6
3
0
0
0
0
0
0
0
2
4
3
9
18
35
50
65

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)

6
9
9
9
9
7
8
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

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

Precipitation Probability (%)

78
58
46
42
42
48
42
33
13
18
20
18
17
20
18
9
11
22
9
7
17
5
8
17

Precipitation Amount (mm)

0.5
0.2
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
6
6
6
7
6
7
6
6
6
5
5
5
5
6
6
7
8
9
10
11
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
88
85
90
91
90
93
91
93
93
91
93
93
89
89
89
82
78
73
63
58
56
61

Pressure (mb)

1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

378
380
384
388
388
389
389
389
390
393
396
399
400
398
399
400
401
403
403
402
401
399
398
399

Friday 1

Full Moon 100%

20:23

05:40

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

Sun - Rise: 05:41, Set: 19:56, Transit: 12:49. Moon - Rise: 20:23, Set: 05:40. Civil Dark: 20:28 - 05:09. Nautical Dark: 21:07 - 04:29. Astro Dark: 21:51 - 03:45

Total Clouds (% Sky Obscured)

94
91
85
72
58
57
36
40
41
43
49
44
49
41
42
43
49
57
68
77
88
97
98
96

Low Clouds (% Sky Obscured)

64
71
72
65
52
41
27
32
37
41
43
44
49
41
42
43
49
56
54
52
46
41
28
14

Medium Clouds (% Sky Obscured)

75
67
59
38
22
15
9
7
7
7
9
8
5
5
5
5
4
2
0
27
53
85
88
92

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
0
3
4
22
42
65
76
84
91
88
85

ISS Passover

Visibility (miles)

9
9
7
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 (%)

5
15
3
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
2

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)

13
12
10
8
6
5
3
3
2
2
2
2
2
1
1
2
2
2
3
4
4
4
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
54
61
67
71
78
79
80
86
86
91
92
92
92
94
88
80
72
65
60
55
51
48
46

Pressure (mb)

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

Ozone (du)

398
400
402
402
403
403
405
404
403
403
402
403
392
389
385
380
379
377
374
372
368
365
362
365

Saturday 2

Waning Gibbous 98%

21:29

06:11

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:40, Set: 19:57, Transit: 12:49. Moon - Rise: 21:29, Set: 06:11. Civil Dark: 20:29 - 05:08. Nautical Dark: 21:09 - 04:28. Astro Dark: 21:53 - 03:43

Total Clouds (% Sky Obscured)

93
93
93
92
94
97
99
97
96
97
99
95
94
87
77
65
61
67
75
79
90
100
99
97

Low Clouds (% Sky Obscured)

1
12
24
35
40
46
51
54
58
61
59
56
53
39
26
15
5
0
0
0
0
0
14
46

Medium Clouds (% Sky Obscured)

93
93
93
92
94
95
94
93
93
92
94
94
94
87
77
65
61
67
75
79
90
100
72
43

High Clouds (% Sky Obscured)

82
77
72
51
55
76
91
58
29
0
4
7
11
7
4
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
6
4
1
3
5
8
7

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
1
3
1
4
5
0
1
1
1
10
13
10
27
33
37
43
43
36
36
35
33
36
37

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

Chance of Frost

Temperature (°C)

12
13
11
10
9
8
7
6
6
5
5
5
5
4
5
5
6
7
8
8
9
10
11
11

Feels Like (°C)

10
9
10
11
13
5
4
3
3
2
2
1
1
1
1
2
2
3
4
5
5
4
4
8

Dew Point (°C)

1
0
2
3
4
3
2
1
1
1
0
0
0
0
1
2
3
4
6
7
7
7
7
7

Relative Humidity (%)

44
42
51
59
70
71
70
70
71
72
71
72
73
75
76
76
79
82
88
91
87
83
76
76

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1005
1005

Ozone (du)

367
369
371
373
375
375
375
376
375
374
373
378
383
388
387
386
386
389
393
396
399
403
406
405

Sunday 3

Waning Gibbous 94%

22:32

06:50

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 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:38, Set: 19:59, Transit: 12:49. Moon - Rise: 22:32, Set: 06:50. Civil Dark: 20:31 - 05:06. Nautical Dark: 21:10 - 04:26. Astro Dark: 21:55 - 03:41

Total Clouds (% Sky Obscured)

96
97
98
99
93
89
86
73
45
27
28
29
30
51
75
99
100
100
100
98
90
88

Low Clouds (% Sky Obscured)

46
48
49
50
49
51
56
47
35
21
15
13
11
29
48
65
76
88
100
89
76
64

Medium Clouds (% Sky Obscured)

20
20
25
25
30
45
50
40
27
20
27
29
28
47
70
93
71
49
25
17
9
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
4
9
14
17
11
6
2
4
8
18

ISS Passover

Visibility (miles)

5
4
6
8
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

Precipitation Type

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

Precipitation Probability (%)

41
42
38
34
23
19
19
25
28
26
24
17
6
20
27
32
35
32
26
24
21
13

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
10
9
7
6
4
3
3
2
2
1
1
1
2
3
3
4
5
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
76
77
81
83
85
88
89
91
93
93
94
94
94
94
94
94
93
94
93
94

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004

Ozone (du)

404
403
402
401
400
399
398
397
397
396
396
394
392
390
390
390
390
392
394
396
394
392

Forecast for Middlebury (village), Addison, United States of America (44.01,-73.18)

Generated: 27/04/26 16:43:03. Forecast: 27/04/26 to 03/05/26. Timezone: UTC-4.00