Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 88%

16:25

04:44

14 Bad
15 Bad
16 OK
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

Sun - Rise: 06:23, Set: 20:08, Transit: 13:16. Moon - Rise: 16:25, Set: 04:44. Civil Dark: 20:37 - 05:55. Nautical Dark: 21:11 - 05:20. Astro Dark: 21:48 - 04:43

Total Clouds (% Sky Obscured)

81
52
32
53
91
100
100
99
71
100
100
95
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
11
10
64
90
100
100
97
100
96

Medium Clouds (% Sky Obscured)

0
0
0
0
26
45
85
52
70
63
68
55
85
60
75
92
100
100
100
100
94
41
36
38

High Clouds (% Sky Obscured)

7
7
32
35
84
100
100
97
39
100
97
60
100
100
100
100
100
100
100
100
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
3
2
2
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
Light Rain
Moderate Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
95
95
95
95
62
77
66
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
3.7
2.1
1
0
0.5
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
22
21
20
18
16
14
13
13
12
12
12
12
12
12
12
12
10
10
11
12
12
13

Feels Like (°C)

18
20
20
18
18
16
13
11
10
9
8
8
8
8
8
8
9
9
8
9
9
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

28
28
29
31
40
49
57
62
62
59
58
57
57
57
61
62
63
87
95
95
95
95
93
92

Pressure (mb)

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

Ozone (du)

345
343
342
341
341
339
340
339
340
339
339
336
333
330
329
328
326
321
319
320
322
323
325
326

Tuesday 28

Waxing Gibbous 94%

17:28

05:05

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:22, Set: 20:09, Transit: 13:16. Moon - Rise: 17:28, Set: 05:05. Civil Dark: 20:38 - 05:53. Nautical Dark: 21:12 - 05:18. Astro Dark: 21:49 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
46
47
67
65
93
100
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
100
100
39
40
56
53
61
62
71
64
41
70
40
77
44
34
51
5
9
39
57
65
41

Medium Clouds (% Sky Obscured)

27
1
20
0
0
11
20
22
18
28
13
13
100
100
100
100
100
100
97
92
92
96
94
100

High Clouds (% Sky Obscured)

98
0
0
0
0
1
0
76
100
51
100
100
100
100
100
100
100
100
100
71
96
91
65
65

ISS Passover

Visibility (miles)

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

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
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

18
15
11
17
19
16
14
8
9
16
25
40
30
12
39
36
88
95
95
95
86
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.5
0.8
0.8
1
0.4
0.7
0.7
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
15
15
15
16
16
15
13
13
13
13
13
12
12
12
12
12
12
13
14
15
15
16
16

Feels Like (°C)

12
14
14
15
15
15
15
13
12
12
12
12
12
11
11
11
11
11
12
14
14
15
15
15

Dew Point (°C)

12
12
13
13
13
14
14
13
12
12
12
12
12
11
11
11
11
11
12
13
13
14
15
15

Relative Humidity (%)

90
84
86
87
86
90
95
96
95
96
96
95
96
96
95
96
96
96
96
92
89
93
95
96

Pressure (mb)

1017
1017
1016
1016
1016
1016
1015
1016
1016
1016
1016
1015
1015
1014
1014
1013
1012
1012
1012
1011
1010
1009
1008
1007

Ozone (du)

327
328
332
331
330
328
327
325
329
325
324
329
326
326
330
331
331
332
331
333
338
342
350
356

Wednesday 29

Waxing Gibbous 98%

18:30

05:29

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:21, Set: 20:10, Transit: 13:16. Moon - Rise: 18:30, Set: 05:29. Civil Dark: 20:39 - 05:52. Nautical Dark: 21:14 - 05:17. Astro Dark: 21:51 - 04:40

Total Clouds (% Sky Obscured)

100
100
99
100
95
94
93
93
97
98
98
99
99
100
98
100
97
93
74
59
66
74
79
83

Low Clouds (% Sky Obscured)

98
85
97
100
90
94
85
87
95
97
97
98
99
100
96
100
93
89
74
59
65
69
70
70

Medium Clouds (% Sky Obscured)

98
100
83
25
22
38
18
8
5
7
9
9
11
12
14
11
14
4
3
1
0
5
10
12

High Clouds (% Sky Obscured)

62
70
15
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)

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

Fog (%)

0
0
0
3
6
23
77
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
50
40
47
32
30
29
39
28
20
12
16
19
9
6
7
7
9
6
12

Precipitation Amount (mm)

0.7
2
0.9
1
1.3
0.2
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
12
11
10
9
8
8
6
6
5
5
5
5
5
4
3
3
5
5
4
5
5

Dew Point (°C)

15
14
14
14
13
12
11
10
9
8
8
7
7
6
6
5
5
4
3
2
1
-1
-1
-1

Relative Humidity (%)

95
96
98
98
96
96
96
96
96
98
96
96
96
96
94
94
96
91
83
76
66
54
52
47

Pressure (mb)

1006
1006
1006
1006
1007
1008
1009
1010
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014
1015
1015
1015
1015
1014
1014

Ozone (du)

361
366
366
367
371
376
383
385
382
378
374
373
373
370
373
373
374
370
373
375
375
376
378
380

Thursday 30

Waxing Gibbous 100%

19:32

05:54

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

Sun - Rise: 06:19, Set: 20:11, Transit: 13:16. Moon - Rise: 19:32, Set: 05:54. Civil Dark: 20:40 - 05:51. Nautical Dark: 21:15 - 05:16. Astro Dark: 21:52 - 04:38

Total Clouds (% Sky Obscured)

76
73
71
66
73
71
30
18
8
9
10
10
23
38
38
32
31
27
33
39
100
40
38
66

Low Clouds (% Sky Obscured)

66
65
67
55
50
41
17
8
1
4
7
9
21
27
38
32
28
21
21
19
18
16
17
14

Medium Clouds (% Sky Obscured)

11
9
7
8
11
11
10
6
0
0
0
0
11
23
34
32
31
27
33
39
64
40
38
66

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
5
7
8
8
9
23
38
38
32
31
8
24
39
100
40
38
34

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 (%)

4
2
2
12
4
16
1
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)

12
13
12
11
10
9
7
5
3
3
3
3
3
4
4
4
4
3
3
3
5
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
41
44
48
47
57
73
85
88
88
89
91
91
88
89
88
88
82
65
54
49
47
43
38

Pressure (mb)

1014
1014
1014
1014
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1017
1016
1016
1016
1015
1015

Ozone (du)

379
378
376
375
373
372
370
369
368
369
371
371
369
366
363
363
362
361
355
348
348
345
345
343

Friday 1

Full Moon 100%

20:35

06:23

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:18, Set: 20:12, Transit: 13:16. Moon - Rise: 20:35, Set: 06:23. Civil Dark: 20:41 - 05:49. Nautical Dark: 21:16 - 05:14. Astro Dark: 21:54 - 04:36

Total Clouds (% Sky Obscured)

94
99
100
95
99
100
97
93
91
92
93
93
97
97
98
100
100
100
100
100
99
98
97
96

Low Clouds (% Sky Obscured)

48
62
58
47
39
27
37
56
60
54
42
38
41
52
63
74
84
95
93
91
88
91
91
92

Medium Clouds (% Sky Obscured)

83
92
66
63
90
57
74
81
79
76
74
68
70
82
94
96
98
100
100
100
99
98
96
95

High Clouds (% Sky Obscured)

31
21
26
27
72
100
87
80
85
92
93
93
53
44
40
30
25
5
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
3
3
4
5
4
10
13
14
19
18
11
23
26
24
40
50
57
88
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
1.2
1.1
1.1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
36
42
54
52
67
88
94
98
96
96
98
98
96
94
96
96
96
96
96
96
94
94
94

Pressure (mb)

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

Ozone (du)

341
342
341
340
340
344
351
353
354
356
351
345
341
339
337
336
335
334
333
335
336
338
339
340

Saturday 2

Waning Gibbous 98%

21:38

06:58

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

Sun - Rise: 06:17, Set: 20:13, Transit: 13:16. Moon - Rise: 21:38, Set: 06:58. Civil Dark: 20:42 - 05:48. Nautical Dark: 21:17 - 05:13. Astro Dark: 21:55 - 04:35

Total Clouds (% Sky Obscured)

97
99
100
100
100
100
96
91
87
89
91
92
77
61
46
34
25
21
28
40
53
63
73
82

Low Clouds (% Sky Obscured)

95
97
100
100
100
100
91
83
74
74
73
73
63
54
43
30
19
10
23
38
53
60
67
74

Medium Clouds (% Sky Obscured)

94
97
100
100
100
100
78
56
34
25
18
14
12
6
1
1
2
2
1
1
0
4
8
10

High Clouds (% Sky Obscured)

0
6
23
24
28
34
40
46
46
31
16
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
92
77
60
46
31
8
9
8
4
3
2
0
6
8
9
9
7
2

Precipitation Amount (mm)

1
1
1
1
0.9
0.9
0.7
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
4
5
5
4
4
3
4
4
6
5
4
3
3
3
4
4
4
4
6
9
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
98
96
98
96
96
96
96
96
96
96
98
98
100
94
91
89
80
72
65
54
46

Pressure (mb)

1011
1012
1012
1012
1013
1013
1013
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1017
1016

Ozone (du)

341
343
345
347
351
355
358
363
367
371
371
371
371
372
373
375
375
376
376
377
377
378
378
378

Sunday 3

Waning Gibbous 94%

22:38

07:39

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 06:16, Set: 20:14, Transit: 13:15. Moon - Rise: 22:38, Set: 07:39. Civil Dark: 20:43 - 05:47. Nautical Dark: 21:18 - 05:11. Astro Dark: 21:56 - 04:33

Total Clouds (% Sky Obscured)

79
76
76
65
50
37
25
15
5
5
6
5
17
29
41
42
41
38

Low Clouds (% Sky Obscured)

67
62
67
56
50
34
23
12
4
4
4
4
7
9
12
19
28
36

Medium Clouds (% Sky Obscured)

8
10
5
2
2
2
2
1
0
0
0
0
5
11
14
7
5
3

High Clouds (% Sky Obscured)

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

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 (%)

2
2
0
1
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

Wind Speed/Direction (mph)

14
14
14
14
12
10
9
7
5
4
5
5
5
5
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
41
43
43
50
57
66
72
79
86
85
83
82
82
79
79
75
72

Pressure (mb)

1016
1015
1015
1015
1015
1016
1017
1017
1018
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

377
376
374
372
373
373
373
375
377
379
380
381
382
380
377
374
373
372

Forecast for Fairview, Randolph, United States of America (38.96,-79.81)

Generated: 27/04/26 14:50:22. Forecast: 27/04/26 to 03/05/26. Timezone: UTC-4.00