Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 90%

17:14

03:43

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 Good
06 OK
07 Bad

Sun - Rise: 05:41, Set: 20:26, Transit: 13:04. Moon - Rise: 17:14, Set: 03:43. Civil Dark: 20:58 - 05:09. Nautical Dark: 21:38 - 04:29. Astro Dark: 22:23 - 03:43

Total Clouds (% Sky Obscured)

67
75
80
85
100
100
100
100
100
100
100
100
99
100
100
100
100
98
73
72
77
0
10
41

Low Clouds (% Sky Obscured)

67
50
80
85
95
28
22
63
5
2
2
2
2
0
9
60
44
5
4
0
1
0
2
21

Medium Clouds (% Sky Obscured)

67
75
80
85
100
100
95
98
63
63
75
86
92
89
95
100
90
74
73
72
5
0
8
15

High Clouds (% Sky Obscured)

67
75
80
85
100
100
100
100
100
100
100
100
97
100
100
100
100
96
55
65
64
0
0
0

ISS Passover

Visibility (miles)

6
7
9
3
9
9
8
9
9
9
9
9
9
4
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
None
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

89
95
95
95
57
66
40
17
10
5
5
33
50
60
19
13
5
11
1
1
0
0
0
0

Precipitation Amount (mm)

0.8
0
0.8
0.9
0
0.3
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
22
22
23
22
22
19
19
20
21
21
21
20
20
19
19
19
19
18
18
17
17
16
17

Feels Like (°C)

22
24
24
23
24
23
21
20
21
21
22
22
21
20
20
20
20
20
19
18
17
16
18
19

Dew Point (°C)

20
22
21
22
22
21
18
18
19
17
17
18
18
18
18
18
18
18
17
16
16
15
15
16

Relative Humidity (%)

94
96
91
95
98
96
89
91
93
79
77
82
86
89
93
92
92
92
90
90
90
90
93
92

Pressure (mb)

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

Ozone (du)

321
325
326
327
330
331
329
330
332
333
333
332
331
331
333
334
335
338
339
343
347
350
352
355

Thursday 28

Waxing Gibbous 95%

18:17

04:10

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

Sun - Rise: 05:40, Set: 20:27, Transit: 13:04. Moon - Rise: 18:17, Set: 04:10. Civil Dark: 20:59 - 05:08. Nautical Dark: 21:39 - 04:28. Astro Dark: 22:24 - 03:42

Total Clouds (% Sky Obscured)

78
5
17
24
84
85
91
26
22
19
22
3
0
0
0
0
0
0
0
2
3
0
64
3

Low Clouds (% Sky Obscured)

78
2
5
7
80
85
90
26
0
15
16
2
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
0
12
17
21
22
24
4
22
19
0
0
0
0
0
0
0
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
1
1
0
39
2

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)

7
9
11
11
11
10
11
12
12
13
13
12
9
7
6
4
4
4
4
3
3
3
2
3

Chance of Frost

Temperature (°C)

19
19
20
21
21
22
23
23
23
23
22
21
19
17
16
14
13
12
12
11
11
11
10
12

Feels Like (°C)

19
18
19
20
21
20
21
21
21
21
20
18
18
17
15
14
13
12
12
12
11
11
11
11

Dew Point (°C)

16
16
14
13
12
13
16
18
14
16
16
15
14
12
11
11
10
10
9
9
9
9
8
9

Relative Humidity (%)

85
82
67
60
55
54
63
70
57
66
68
68
71
72
75
79
79
83
84
86
87
87
85
81

Pressure (mb)

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

Ozone (du)

357
361
366
373
375
380
383
391
395
393
385
383
382
377
371
365
361
359
359
358
357
356
356
356

Friday 29

Waxing Gibbous 99%

19:20

04:42

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

Sun - Rise: 05:40, Set: 20:28, Transit: 13:04. Moon - Rise: 19:20, Set: 04:42. Civil Dark: 20:59 - 05:08. Nautical Dark: 21:40 - 04:27. Astro Dark: 22:26 - 03:41

Total Clouds (% Sky Obscured)

3
0
3
11
61
57
55
7
44
55
60
60
60
59
35
43
69
53
18
9
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
4
11
5
0
0
13
0
0
0
0
0
0
29
51
53
16
9
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
14
19
33
26
24
9
69
53
10
1
0
0
0
0

High Clouds (% Sky Obscured)

2
0
2
2
29
25
30
4
44
55
60
60
60
58
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
4
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)

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

Chance of Frost

Temperature (°C)

14
17
19
20
21
23
24
24
25
25
25
23
21
20
19
17
16
15
14
12
11
9
9
10

Feels Like (°C)

15
17
19
21
22
21
22
22
24
25
25
24
22
19
18
17
15
12
11
11
9
7
7
7

Dew Point (°C)

10
11
11
12
12
13
13
14
15
16
17
18
17
14
13
13
11
8
6
6
6
3
4
5

Relative Humidity (%)

73
68
62
59
55
53
50
52
53
58
63
72
77
71
68
74
74
62
59
68
73
66
67
72

Pressure (mb)

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

Ozone (du)

356
358
360
363
362
362
364
365
361
360
358
355
354
352
352
350
349
349
348
349
353
356
359
362

Saturday 30

Waxing Gibbous 100%

20:22

05:20

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

Sun - Rise: 05:39, Set: 20:28, Transit: 13:04. Moon - Rise: 20:22, Set: 05:20. Civil Dark: 21:00 - 05:07. Nautical Dark: 21:41 - 04:27. Astro Dark: 22:27 - 03:40

Total Clouds (% Sky Obscured)

8
16
19
34
44
48
47
48
43
48
47
54
46
56
84
82
75
66
62
49
45
31
21
15

Low Clouds (% Sky Obscured)

8
16
19
34
44
48
39
22
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
7
15
25
31
36
46
46
54
54
45
38
30
29
31
27
18
10
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
23
25
25
30
35
35
40
31
21
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
10
12
13
13
14
15
15
16
16
16
15
14
13
11
11
9
9
8
7
7
8
9

Dew Point (°C)

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

Relative Humidity (%)

69
64
59
56
55
53
53
54
55
59
62
66
69
74
78
81
81
81
83
84
84
84
81
78

Pressure (mb)

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

Ozone (du)

368
374
382
384
379
376
375
373
372
369
370
370
370
370
369
367
365
361
360
360
359
359
358
357

Sunday 31

Full Moon 99%

21:20

06:06

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

Sun - Rise: 05:39, Set: 20:29, Transit: 13:04. Moon - Rise: 21:20, Set: 06:06. Civil Dark: 21:01 - 05:07. Nautical Dark: 21:42 - 04:26. Astro Dark: 22:28 - 03:39

Total Clouds (% Sky Obscured)

54
75
95
94
94
90
78
69
77
79
77
77
65
46
30
48
58
65
72
77
81
83
87
94

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

25
40
50
62
54
84
78
36
34
36
44
44
41
38
30
46
53
65
69
72
70
70
64
66

High Clouds (% Sky Obscured)

54
75
95
90
82
75
60
55
65
65
70
70
53
34
12
9
5
2
15
27
40
57
67
73

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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
9
12
48
58
55

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
0.3
0.2

Wind Speed/Direction (mph)

3
4
4
5
4
4
4
5
5
5
5
4
4
3
3
3
3
3
4
3
3
3
4
5

Chance of Frost

Temperature (°C)

12
14
16
18
19
20
21
21
22
21
21
20
18
17
16
14
14
14
13
13
14
14
14
15

Feels Like (°C)

11
12
14
16
18
20
20
20
21
20
20
19
17
16
16
16
14
14
12
13
12
12
13
13

Dew Point (°C)

7
8
9
9
9
10
10
10
11
11
12
14
13
12
11
10
9
8
7
8
9
10
12
13

Relative Humidity (%)

71
66
62
56
53
50
50
50
49
51
58
68
69
71
73
74
70
67
63
68
74
80
86
92

Pressure (mb)

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

Ozone (du)

357
356
356
356
356
355
356
356
358
358
359
361
362
363
364
365
362
360
357
357
357
357
358
358

Monday 1

Waning Gibbous 97%

22:12

06:59

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: 20:30, Transit: 13:04. Moon - Rise: 22:12, Set: 06:59. Civil Dark: 21:02 - 05:06. Nautical Dark: 21:42 - 04:26. Astro Dark: 22:29 - 03:39

Total Clouds (% Sky Obscured)

88
82
90
92
95
95
92
88
84
76
67
65
73
81
86
65
49
25
36
62
77
86
90
98

Low Clouds (% Sky Obscured)

0
5
10
68
80
82
71
18
5
0
0
0
0
0
0
0
0
0
0
5
10
50
90
98

Medium Clouds (% Sky Obscured)

54
61
74
78
74
69
67
65
67
61
56
50
59
77
86
65
49
25
36
62
77
86
90
95

High Clouds (% Sky Obscured)

64
30
15
44
19
26
23
29
25
19
11
5
27
48
37
34
10
5
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

45
46
42
44
48
43
37
36
34
29
26
22
32
39
44
66
85
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
0.2
0.4
0.7
1.2
1.6
1.9
1.9
1.6
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
16
17
18
18
17
17
18
18
18
18
16
14
13
12
12
12
12
11
11
11
12

Feels Like (°C)

13
15
15
15
16
17
16
16
16
18
19
18
17
14
12
11
10
9
9
8
9
8
8
8

Dew Point (°C)

15
15
16
16
17
18
18
17
16
17
18
18
17
16
14
13
12
12
11
11
11
11
11
11

Relative Humidity (%)

96
98
98
98
98
98
98
98
96
96
95
96
96
96
96
96
96
96
96
96
96
96
96
96

Pressure (mb)

1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

358
357
357
357
357
358
359
359
358
358
359
360
362
364
366
369
369
370
371
374
378
382
386
390

Tuesday 2

Waning Gibbous 92%

22:57

07:58

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: 05:38, Set: 20:30, Transit: 13:04. Moon - Rise: 22:57, Set: 07:58. Civil Dark: 21:03 - 05:06. Nautical Dark: 21:43 - 04:25. Astro Dark: 22:30 - 03:38

Total Clouds (% Sky Obscured)

98
97
99
97
91
82
71
67
62
53
42
30
35
45
50
70
85
90

Low Clouds (% Sky Obscured)

98
97
99
80
70
50
10
5
0
0
0
0
0
5
5
5
10
15

Medium Clouds (% Sky Obscured)

93
92
85
66
52
37
44
50
55
53
42
30
22
20
38
51
71
83

High Clouds (% Sky Obscured)

29
58
86
58
29
0
0
0
0
0
0
0
0
14
22
23
12
2

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
50
51
40
10

Precipitation Amount (mm)

1.1
0.9
0.6
1.1
1.3
1.5
1.3
1
0.6
1
1.2
1.3
1.1
0.9
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
15
16
16
17
18
18
18
18
18
17
17
16
15
15
14
14

Feels Like (°C)

8
9
10
11
11
11
13
15
15
15
15
14
14
12
11
10
10
10

Dew Point (°C)

11
13
14
16
16
17
18
17
17
17
17
17
17
16
15
14
13
13

Relative Humidity (%)

96
96
96
98
98
98
98
96
96
95
95
95
98
96
95
93
93
95

Pressure (mb)

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

Ozone (du)

393
394
395
396
396
396
395
394
392
390
387
385
382
384
385
387
386
384

Forecast for Mount Wolf, York, United States of America (40.06,-76.70)

Generated: 27/05/26 08:50:51. Forecast: 27/05/26 to 02/06/26. Timezone: UTC-4.00