Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 68%

16:26

00:34

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

Sun - Rise: 06:29, Set: 20:11, Transit: 13:20. Moon - Rise: 16:26, Set: 00:34. Civil Dark: 20:42 - 05:59. Nautical Dark: 21:19 - 05:21. Astro Dark: 21:59 - 04:41

Total Clouds (% Sky Obscured)

4
4
16
2
7
8
1
21
45
38
28
20
14
27
34
30
47
49
52
93
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
5
7
7
6
0
0
1
3
3
3
3
3
3
2
7
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
0
3
19
10
9
4
7
17
21
20
32
36
36
47
32
77
62
68

High Clouds (% Sky Obscured)

4
4
12
2
7
4
1
12
14
12
0
0
0
2
0
3
2
2
6
48
97
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)

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

Chance of Frost

Temperature (°C)

15
15
14
11
13
17
19
21
23
24
24
24
24
24
23
22
19
17
16
16
16
17
17
17

Feels Like (°C)

16
14
13
12
15
18
20
22
23
23
23
24
24
24
23
23
20
17
16
15
14
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
84
72
62
53
47
44
41
37
38
39
39
42
53
59
60
64
65
68
74
79
86

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1018
1017
1017
1017
1017
1016
1015

Ozone (du)

323
322
322
322
321
322
321
319
318
317
318
318
318
317
317
316
317
317
316
317
317
317
317
319

Saturday 22

Waxing Gibbous 77%

17:18

01:27

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:30, Set: 20:10, Transit: 13:20. Moon - Rise: 17:18, Set: 01:27. Civil Dark: 20:40 - 06:00. Nautical Dark: 21:17 - 05:23. Astro Dark: 21:57 - 04:43

Total Clouds (% Sky Obscured)

100
97
98
93
76
81
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
69
67
39

Low Clouds (% Sky Obscured)

19
12
2
3
7
0
15
78
81
55
58
47
87
85
30
88
88
79
87
87
42
33
40
33

Medium Clouds (% Sky Obscured)

64
85
91
92
73
74
91
100
99
89
94
100
84
80
85
87
76
41
100
100
46
7
3
5

High Clouds (% Sky Obscured)

99
88
89
56
10
27
56
19
90
100
100
100
100
100
100
100
100
100
100
100
100
31
28
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
2
5
9
3
2
3
7
3
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
51
100
100

Precipitation Type

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
None
None
None
None
None

Precipitation Probability (%)

0
0
0
2
2
3
15
12
15
26
54
75
95
95
95
95
95
95
95
59
25
19
11
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
2.1
0.7
0.6
1.4
1.6
1.4
1.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
86
89
77
68
60
55
62
66
58
53
64
96
93
92
95
95
95
98
98
98
96
96

Pressure (mb)

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

Ozone (du)

321
321
320
318
319
319
319
320
321
322
323
323
317
324
324
323
323
325
324
326
330
330
332
334

Sunday 23

Waxing Gibbous 85%

18:01

02:28

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:31, Set: 20:08, Transit: 13:20. Moon - Rise: 18:01, Set: 02:28. Civil Dark: 20:38 - 06:01. Nautical Dark: 21:15 - 05:24. Astro Dark: 21:55 - 04:44

Total Clouds (% Sky Obscured)

55
44
53
50
63
56
70
79
90
85
89
86
65
98
81
86
79
73
80
90
49
49
69
85

Low Clouds (% Sky Obscured)

33
33
30
36
27
35
48
49
70
59
66
71
29
46
43
81
52
66
80
85
23
42
32
85

Medium Clouds (% Sky Obscured)

0
0
3
17
16
5
13
18
14
22
22
18
11
80
44
41
21
8
0
11
1
3
47
69

High Clouds (% Sky Obscured)

40
33
53
26
63
23
27
54
65
65
66
16
2
81
37
1
13
0
0
0
0
0
0
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
2
2
3
10
18
31
61
80
82
83
86
79
53
28
15
19
16
23
22
28
8
4
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.6
0.4
0.4
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
6
7
10
11
11
11
12
12
13
13
14
12
10
10
8
7
5
5
6
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
93
86
76
66
63
72
71
75
73
76
83
88
92
92
92
93
95
96
96
95

Pressure (mb)

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

Ozone (du)

337
341
343
345
345
346
349
356
359
358
357
356
356
350
349
350
351
353
354
355
353
352
353
355

Monday 24

Waxing Gibbous 91%

18:37

03:34

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 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good

Sun - Rise: 06:32, Set: 20:06, Transit: 13:19. Moon - Rise: 18:37, Set: 03:34. Civil Dark: 20:37 - 06:02. Nautical Dark: 21:13 - 05:25. Astro Dark: 21:53 - 04:46

Total Clouds (% Sky Obscured)

89
72
53
62
65
95
92
64
78
74
67
84
89
73
23
6
3
2
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

38
18
22
20
23
26
19
28
78
74
64
84
89
73
13
1
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

71
52
29
48
41
43
62
25
11
4
13
18
56
17
7
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
1
25
10
1
1
0
0
11
14
1
0
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
11
9
5
4
3
3
8
34
39
30
8
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
95
93
89
79
72
60
54
63
66
54
52
53
55
61
70
75
77
81
86
85
87
85

Pressure (mb)

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

Ozone (du)

359
359
353
350
348
346
345
344
341
339
338
336
337
339
336
335
339
337
335
334
334
333
332
333

Tuesday 25

Waxing Gibbous 96%

19:06

No Set

04 Good
05 Good
06 Good
07 OK
08 OK
09 OK
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 OK
02 Bad
03 Bad

Sun - Rise: 06:34, Set: 20:05, Transit: 13:19. Moon - Rise: 19:06, Set: No Set. Civil Dark: 20:35 - 06:03. Nautical Dark: 21:11 - 05:27. Astro Dark: 21:51 - 04:48

Total Clouds (% Sky Obscured)

0
6
14
22
34
43
53
62
67
65
60
56
61
67
71
65
73
83
94
79
62
47
58
75

Low Clouds (% Sky Obscured)

0
4
9
14
19
24
23
25
28
30
39
39
39
33
30
23
16
7
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
10
8
7
5
4
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
1
3
4
17
30
35
53
69
88
69
51
35
53
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
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
4
4
4
4
6
8
9
9
9
8
8
8
8
7
6
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

10
10
10
11
13
15
18
20
21
22
23
23
24
24
23
20
18
17
16
15
14
14
13
13

Feels Like (°C)

10
10
10
11
12
14
17
19
20
21
23
23
24
23
22
19
17
17
16
15
15
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
79
68
60
50
46
44
41
40
39
40
49
65
73
74
75
76
78
79
80
79

Pressure (mb)

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

Ozone (du)

337
339
341
340
338
338
334
332
330
328
327
325
322
319
317
316
317
317
317
316
316
315
314
314

Wednesday 26

Waxing Gibbous 99%

19:30

04:42

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:35, Set: 20:03, Transit: 13:19. Moon - Rise: 19:30, Set: 04:42. Civil Dark: 20:33 - 06:05. Nautical Dark: 21:10 - 05:28. Astro Dark: 21:48 - 04:49

Total Clouds (% Sky Obscured)

90
93
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
93
89
87
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
2
3
17
29
38
49
62
75
75
75
75
66
53

Medium Clouds (% Sky Obscured)

4
2
2
1
18
34
49
46
33
18
37
54
67
60
53
40
52
66
84
80
76
72
52
32

High Clouds (% Sky Obscured)

89
89
94
98
98
98
98
99
100
100
100
100
100
100
100
100
98
100
100
96
93
89
87
88

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
24
34
36
40
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)

3
3
3
3
3
4
6
7
7
7
7
7
7
7
7
6
6
6
5
5
3
1
3
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
13
12
15
15
16
17
18
19
24
23
23
23
23
22
18
18
18
18
18
19
17

Dew Point (°C)

9
9
9
9
9
9
10
10
10
9
9
10
11
13
13
13
13
13
13
13
13
14
14
13

Relative Humidity (%)

79
77
75
73
70
62
54
49
44
40
36
40
44
50
54
58
64
65
67
70
72
76
79
78

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012

Ozone (du)

314
314
313
312
311
311
312
312
311
310
310
310
309
309
310
311
312
312
312
312
312
311
311
311

Thursday 27

Waxing Gibbous 100%

19:51

05:50

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:36, Set: 20:01, Transit: 13:19. Moon - Rise: 19:51, Set: 05:50. Civil Dark: 20:31 - 06:06. Nautical Dark: 21:08 - 05:30. Astro Dark: 21:46 - 04:51

Total Clouds (% Sky Obscured)

87
78
67
55
65
75
75
75
75
80
74
69
63
62
61
59
62
65
67
63
59
52

Low Clouds (% Sky Obscured)

41
44
44
54
57
60
56
29
14
10
23
37
46
46
48
49
43
40
36
33
30
22

Medium Clouds (% Sky Obscured)

12
9
4
0
0
0
0
0
0
0
4
10
17
14
9
5
12
19
23
15
8
2

High Clouds (% Sky Obscured)

87
63
30
0
30
57
75
65
55
55
40
24
9
11
12
14
27
42
60
40
21
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
5
3
4
5
6
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

30
28
25
13
21
17
5
31
43
53
71
79
80
80
91
95
95
95
68
44
24
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0.5
0.9
1.1
0.9
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
17
18
19
20
22
24
24
25
25
25
25
25
23
22
20
20
19
18
18
18

Feels Like (°C)

17
17
17
17
17
20
21
22
22
23
23
29
29
28
27
27
26
20
20
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

78
78
77
76
76
70
64
58
54
51
48
54
61
68
74
81
89
91
91
93
93
93

Pressure (mb)

1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

310
310
311
311
312
313
314
316
317
318
319
318
317
316
315
314
313
315
317
319
320
322

Forecast for Newmarket, Canada (44.06,-79.46)

Generated: 21/08/26 04:15:42. Forecast: 21/08/26 to 27/08/26. Timezone: UTC-4.00