Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Crescent 29%

10:23

23:40

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

Sun - Rise: 05:10, Set: 20:33, Transit: 12:51. Moon - Rise: 10:23, Set: 23:40. Civil Dark: 21:09 - 04:34. Nautical Dark: 21:55 - 03:48. Astro Dark: 22:53 - 02:49

Total Clouds (% Sky Obscured)

48
49
54
68
62
69
63
67
71
71
47
58
83
60
33
34
23
17
20
5
16
21
21
36

Low Clouds (% Sky Obscured)

39
49
54
68
56
60
54
47
47
45
40
51
50
50
3
18
23
17
20
5
16
21
21
36

Medium Clouds (% Sky Obscured)

10
19
13
9
3
0
0
0
0
0
0
0
47
51
33
34
0
0
0
0
13
15
16
13

High Clouds (% Sky Obscured)

0
0
0
0
24
65
63
65
59
57
22
21
49
3
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
1
2
0
1
2
0
0
0
0
0
0
0
0
0
0
1
12
2
1
1
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)

14
15
14
14
12
12
10
10
10
11
12
13
14
15
15
16
16
15
13
13
13
12
10
10

Chance of Frost

Temperature (°C)

18
17
16
16
16
16
15
15
16
16
18
19
21
22
23
23
23
24
23
22
21
20
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
74
77
77
75
77
74
73
66
61
55
48
41
33
31
31
33
38
44
55
59
57
61

Pressure (mb)

999
999
1000
1000
1000
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1002
1002
1003
1003

Ozone (du)

324
321
319
319
319
320
320
321
323
323
324
326
325
326
327
328
327
330
335
340
348
350
351
353

Friday 19

Waxing Crescent 40%

11:35

00:03

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

Sun - Rise: 05:10, Set: 20:34, Transit: 12:52. Moon - Rise: 11:35, Set: 00:03. Civil Dark: 21:09 - 04:34. Nautical Dark: 21:56 - 03:48. Astro Dark: 22:54 - 02:50

Total Clouds (% Sky Obscured)

36
36
75
95
100
87
85
74
71
72
88
94
96
90
92
91
95
94
99
100
69
64
91
100

Low Clouds (% Sky Obscured)

36
35
47
57
67
70
82
64
65
72
88
85
27
44
56
53
21
20
38
34
13
19
10
5

Medium Clouds (% Sky Obscured)

31
29
62
85
54
73
53
39
23
0
3
66
80
70
25
14
21
28
46
46
12
7
15
26

High Clouds (% Sky Obscured)

0
0
25
25
56
15
1
3
4
6
20
25
48
39
30
25
72
32
98
100
29
30
73
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
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
None
Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
1
1
7
10
16
21
11
24
28
27
25
32
33
42
46
74
62
76
51
31
3
3
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
11
12
12
12
13
14
13
14
12
12
15
15
15
14
14
12
10
7
5
3
3

Chance of Frost

Temperature (°C)

17
16
16
16
15
15
15
15
16
16
18
18
19
20
21
20
21
20
20
19
19
17
16
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
68
70
68
68
75
78
78
78
77
77
80
57
62
65
62
61
71
88
90
93
95
96

Pressure (mb)

1003
1002
1002
1002
1002
1001
1002
1002
1002
1003
1003
1004
1004
1004
1005
1005
1005
1005
1006
1007
1007
1008
1008
1009

Ozone (du)

354
354
356
358
353
350
349
348
349
348
348
349
350
351
352
352
353
354
354
354
356
358
358
358

Saturday 20

Waxing Crescent 51%

12:44

00:24

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

Sun - Rise: 05:10, Set: 20:34, Transit: 12:52. Moon - Rise: 12:44, Set: 00:24. Civil Dark: 21:09 - 04:35. Nautical Dark: 21:56 - 03:48. Astro Dark: 22:54 - 02:50

Total Clouds (% Sky Obscured)

100
100
100
89
99
100
100
75
43
52
52
51
70
68
52
61
86
100
71
81
38
28
23
50

Low Clouds (% Sky Obscured)

4
2
2
2
16
15
15
2
9
26
18
33
63
61
41
52
82
82
47
44
6
7
10
9

Medium Clouds (% Sky Obscured)

28
59
83
88
85
100
100
75
42
45
52
37
22
17
27
15
15
8
0
16
14
8
4
0

High Clouds (% Sky Obscured)

100
100
100
55
93
98
86
29
4
1
0
8
2
3
2
1
1
25
25
30
35
28
18
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
6
4
2
2
1
0
0
0
3
31
56
49
43
37
27
15
15
18
18
8
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
13
13
13
15
17
19
20
21
22
23
23
24
24
22
22
21
19
18
16

Feels Like (°C)

13
13
13
13
13
12
12
13
16
19
20
21
21
21
21
22
22
22
21
22
20
21
19
17

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
96
96
96
98
95
88
70
59
54
48
42
40
35
42
56
54
58
73
79
85

Pressure (mb)

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

Ozone (du)

360
360
361
361
362
361
361
364
367
370
373
373
376
374
372
378
371
361
357
355
353
351
349
348

Sunday 21

First Quarter 61%

13:50

00:43

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:10, Set: 20:34, Transit: 12:52. Moon - Rise: 13:50, Set: 00:43. Civil Dark: 21:09 - 04:35. Nautical Dark: 21:56 - 03:48. Astro Dark: 22:54 - 02:50

Total Clouds (% Sky Obscured)

90
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
86
79

Low Clouds (% Sky Obscured)

6
4
14
5
7
9
6
5
5
8
90
93
97
98
98
97
96
95
95
95
96
93
86
79

Medium Clouds (% Sky Obscured)

15
45
52
30
24
25
30
93
100
91
100
100
99
98
96
93
57
71
86
93
99
63
31
0

High Clouds (% Sky Obscured)

72
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
100
100
100
67
33
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
10
15
19
43
54
63
95
95
95
95
95
95
95
95
87
75
65
63
78
62
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
1.3
2
2.1
2
1.9
2.7
1.2
0.5
0.2
0.3
0
0
0.5
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
15
16
17
17
17
17
17
17
17
18
18
18
18
18
18
17

Feels Like (°C)

15
13
14
14
14
14
14
14
15
16
17
16
16
17
17
17
18
19
19
19
19
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
90
90
92
93
90
82
75
68
67
68
74
89
92
96
96
96
98
98
98
98
98

Pressure (mb)

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

Ozone (du)

345
342
340
337
337
338
338
336
335
333
332
335
334
334
334
334
337
338
337
330
328
328
327
327

Monday 22

Waxing Gibbous 71%

14:56

01:02

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

Sun - Rise: 05:11, Set: 20:34, Transit: 12:52. Moon - Rise: 14:56, Set: 01:02. Civil Dark: 21:10 - 04:35. Nautical Dark: 21:56 - 03:49. Astro Dark: 22:54 - 02:51

Total Clouds (% Sky Obscured)

66
49
38
46
44
66
54
49
48
39
37
35
40
63
74
68
58
52
42
33
27
34
50
58

Low Clouds (% Sky Obscured)

66
43
35
37
43
50
49
47
45
39
37
35
40
54
66
52
39
27
24
21
18
20
20
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
45
34
18
8
2
1
9
17
26

High Clouds (% Sky Obscured)

0
0
0
0
0
4
2
5
5
0
0
0
0
35
60
51
37
23
23
24
27
34
50
58

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 (%)

21
16
1
2
1
0
0
0
0
0
0
0
1
3
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
4
3
3
3
3
3
3
3
3
5
7
9
9
9
9
8
8
8
7
6
5
4
3

Chance of Frost

Temperature (°C)

17
16
15
15
14
14
13
14
15
16
18
20
22
23
23
22
23
23
23
22
21
19
18
16

Feels Like (°C)

17
16
16
16
15
15
12
15
16
18
20
21
21
22
21
21
22
22
21
22
23
23
18
18

Dew Point (°C)

17
16
15
14
13
13
12
13
15
15
13
10
10
9
9
12
12
12
12
13
13
14
14
13

Relative Humidity (%)

98
98
98
98
96
98
96
98
96
89
71
52
46
42
42
52
50
49
47
54
63
72
78
82

Pressure (mb)

1009
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015

Ozone (du)

325
324
324
325
325
325
325
325
327
328
328
327
328
332
333
335
335
335
335
335
335
334
335
337

Tuesday 23

Waxing Gibbous 79%

16:01

01:23

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

Sun - Rise: 05:11, Set: 20:34, Transit: 12:53. Moon - Rise: 16:01, Set: 01:23. Civil Dark: 21:10 - 04:35. Nautical Dark: 21:56 - 03:49. Astro Dark: 22:54 - 02:51

Total Clouds (% Sky Obscured)

56
55
53
58
66
75
76
74
72
55
38
22
37
50
60
72
85
100
97
94
92
81
76
73

Low Clouds (% Sky Obscured)

23
24
25
27
28
28
23
18
11
32
38
22
37
37
33
42
55
76
73
68
53
39
37
36

Medium Clouds (% Sky Obscured)

38
49
53
58
66
75
76
74
72
55
33
9
16
23
30
29
28
28
46
64
82
77
73
68

High Clouds (% Sky Obscured)

42
25
19
8
4
2
2
1
0
0
0
0
4
5
12
17
28
40
28
17
6
13
22
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 (%)

0
0
0
0
0
0
0
0
0
2
4
3
8
11
10
15
13
3
24
34
42
42
36
23

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

Chance of Frost

Temperature (°C)

15
14
13
12
12
12
11
14
16
18
19
21
22
22
22
22
22
22
22
21
20
18
18
16

Feels Like (°C)

18
17
16
15
12
12
12
11
11
11
20
19
19
21
21
23
25
25
26
25
24
24
18
17

Dew Point (°C)

13
12
11
11
10
10
10
11
11
12
11
11
10
11
11
12
13
15
17
17
17
17
17
16

Relative Humidity (%)

87
87
87
89
89
90
92
82
75
69
60
53
47
48
50
53
58
64
71
77
85
93
93
95

Pressure (mb)

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

Ozone (du)

338
338
339
340
341
342
343
343
343
343
343
343
343
342
341
340
340
340
340
340
340
340
340
340

Wednesday 24

Waxing Gibbous 87%

17:07

01:47

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
18 Bad
19 Bad

Sun - Rise: 05:11, Set: 20:34, Transit: 12:53. Moon - Rise: 17:07, Set: 01:47. Civil Dark: 21:10 - 04:36. Nautical Dark: 21:56 - 03:49. Astro Dark: 22:54 - 02:52

Total Clouds (% Sky Obscured)

80
89
97
97
98
98
98
96
90
91
92
91
91
94
96
81
67
51
52
53
53

Low Clouds (% Sky Obscured)

54
76
86
87
89
87
88
85
85
87
89
91
91
91
90
75
60
44
29
15
0

Medium Clouds (% Sky Obscured)

76
81
88
89
91
96
86
72
58
39
19
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

23
16
11
14
21
24
22
12
7
0
0
0
0
0
0
0
1
1
18
35
52

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

31
38
51
81
95
95
95
95
95
78
64
52
46
42
37
47
51
51
44
37
29

Precipitation Amount (mm)

0
0
0.2
0.6
1
1.8
1.6
1.3
0.8
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
15
14
14
15
15
16
17
17
17
18
18
19
20
21
22
24
22
21

Feels Like (°C)

17
17
16
15
15
15
16
15
16
16
17
18
18
18
18
18
22
22
23
23
24

Dew Point (°C)

15
15
15
14
14
14
15
15
15
16
17
17
17
17
17
18
17
16
16
16
16

Relative Humidity (%)

95
96
98
98
98
100
100
98
98
98
100
100
98
92
88
84
75
67
60
68
75

Pressure (mb)

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

Ozone (du)

341
344
346
349
347
346
344
347
351
355
357
359
362
358
355
351
355
358
362
361
360

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 18/06/26 23:25:20. Forecast: 18/06/26 to 24/06/26. Timezone: UTC-4.00