Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waning Crescent 33%

00:45

16:09

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

Sun - Rise: 05:54, Set: 20:54, Transit: 13:24. Moon - Rise: 00:45, Set: 16:09. Civil Dark: 21:28 - 05:20. Nautical Dark: 22:12 - 04:37. Astro Dark: 23:03 - 03:46

Total Clouds (% Sky Obscured)

24
22
10
9
0
0
3
1
29
1
53
62
25
7
26
55
47
77
94
46
89
100
91
100

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
0
11
0
27
21
19
4
19
21
32
4
9
40
65
53
74
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
11
1
25
28
7
5
6
43
15
50
90
11
56
99
69
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
1
2
3

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)

6
6
5
4
2
3
3
2
2
2
2
1
1
2
2
6
6
7
7
8
8
8
8
9

Chance of Frost

Temperature (°C)

21
18
16
15
19
18
18
16
15
15
14
14
14
17
20
22
24
25
26
28
28
28
28
28

Feels Like (°C)

20
18
15
15
20
19
18
17
16
16
15
15
15
18
21
22
22
23
25
25
27
27
27
27

Dew Point (°C)

3
1
0
0
5
4
5
3
3
3
3
3
3
4
6
6
5
4
5
5
6
7
9
10

Relative Humidity (%)

29
31
35
37
39
39
41
41
43
43
46
48
46
41
38
35
30
26
24
23
24
26
29
32

Pressure (mb)

1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1017
1017
1016
1016
1015
1014
1013
1013
1013

Ozone (du)

322
319
318
318
316
315
315
314
313
313
313
313
314
313
312
311
311
308
308
309
308
306
305
306

Saturday 19

Waning Crescent 23%

01:18

17:29

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 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Good
17 Good
18 Good

Sun - Rise: 05:55, Set: 20:53, Transit: 13:24. Moon - Rise: 01:18, Set: 17:29. Civil Dark: 21:27 - 05:22. Nautical Dark: 22:10 - 04:38. Astro Dark: 23:02 - 03:47

Total Clouds (% Sky Obscured)

100
100
86
91
100
100
100
89
100
96
95
75
83
73
67
59
46
62
61
54
44
0
0
0

Low Clouds (% Sky Obscured)

0
0
2
25
52
70
51
58
89
79
90
73
83
71
50
50
30
18
16
12
3
0
0
0

Medium Clouds (% Sky Obscured)

93
79
86
91
86
85
100
41
72
39
71
49
12
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
70
77
100
100
100
35
45
5
2
0
1
0
0
12
21
57
54
54
44
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

18
54
95
95
95
95
95
95
95
93
35
18
18
9
4
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.8
0.9
0.9
0.9
1.1
1.2
1.2
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
5
5
5
6
5
4
5
4
4
5
6
8
8
9
10
10
10
9
12
12
12
12
12

Chance of Frost

Temperature (°C)

27
26
24
22
21
21
20
20
20
20
20
20
20
20
21
22
23
25
26
27
27
27
26
25

Feels Like (°C)

26
26
25
24
23
23
23
22
23
22
22
21
20
20
21
23
23
25
26
24
24
24
24
23

Dew Point (°C)

12
13
16
20
20
20
19
20
20
19
19
19
19
19
18
16
16
15
13
11
11
11
10
9

Relative Humidity (%)

38
44
60
89
91
95
93
96
98
95
95
95
95
91
80
68
62
55
45
37
36
37
37
36

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

306
306
305
306
305
304
304
304
305
307
307
308
310
310
313
315
316
315
315
316
315
316
315
316

Sunday 20

Waning Crescent 13%

02:02

18:43

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

Sun - Rise: 05:56, Set: 20:52, Transit: 13:24. Moon - Rise: 02:02, Set: 18:43. Civil Dark: 21:26 - 05:23. Nautical Dark: 22:09 - 04:40. Astro Dark: 23:00 - 03:49

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
21
33
40
44
29
19
24
14
1
5
9
14
15
13

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
17
28
33
37
25
17
17
14
1
5
9
14
15
13

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
21
21
11
26
2
0
18
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
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
43
51
55
61
69
70
66
67
69
72
73
70
60
49
41
37
34
32
30
30
29
29
30

Pressure (mb)

1012
1013
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

316
315
313
313
312
311
311
311
310
311
311
312
313
320
320
320
320
320
322
325
328
330
330
329

Monday 21

Waning Crescent 6%

02:58

No Set

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

Sun - Rise: 05:57, Set: 20:51, Transit: 13:24. Moon - Rise: 02:58, Set: No Set. Civil Dark: 21:25 - 05:24. Nautical Dark: 22:08 - 04:41. Astro Dark: 22:59 - 03:51

Total Clouds (% Sky Obscured)

11
8
4
0
0
0
0
2
1
0
4
3
18
6
24
20
2
0
0
6
13
17
19
8

Low Clouds (% Sky Obscured)

11
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
12
2
9
8
1
0
0
6
13
17
19
7

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
1
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)

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

Chance of Frost

Temperature (°C)

23
22
20
19
17
17
16
16
15
15
14
14
15
17
19
21
23
23
24
25
25
25
25
25

Feels Like (°C)

22
20
19
18
18
18
17
17
17
16
15
16
16
17
20
19
21
23
24
24
24
25
25
23

Dew Point (°C)

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

Relative Humidity (%)

33
44
50
53
56
59
61
63
65
68
70
71
68
61
53
47
41
38
37
36
34
32
31
32

Pressure (mb)

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

Ozone (du)

328
329
329
328
328
327
325
322
320
318
317
316
316
315
313
312
310
310
308
307
306
306
306
305

Tuesday 22

Waning Crescent 2%

04:06

19:46

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

Sun - Rise: 05:58, Set: 20:50, Transit: 13:24. Moon - Rise: 04:06, Set: 19:46. Civil Dark: 21:24 - 05:25. Nautical Dark: 22:07 - 04:42. Astro Dark: 22:57 - 03:53

Total Clouds (% Sky Obscured)

15
17
20
10
23
36
52
41
26
20
20
20
25
53
78
100
100
100
100
100
100
99
91
82

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
48
72
76
80
72
34
23

Medium Clouds (% Sky Obscured)

0
2
2
3
7
10
14
10
26
11
17
20
25
53
61
70
73
78
81
75
76
73
66
59

High Clouds (% Sky Obscured)

15
17
20
7
7
4
22
41
26
20
20
20
25
53
78
100
94
94
92
67
76
84
82
79

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
4
6
8
14
17
15
13
9

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)

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

Chance of Frost

Temperature (°C)

24
22
21
20
19
19
18
18
18
17
17
17
18
19
21
22
24
25
25
25
26
27
28
27

Feels Like (°C)

22
20
19
19
20
21
20
19
19
18
17
17
18
19
20
20
21
23
23
24
24
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

34
40
48
54
59
61
64
70
74
72
72
70
64
59
55
53
50
52
53
56
50
45
40
44

Pressure (mb)

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

Ozone (du)

305
304
304
303
301
302
301
301
301
301
303
303
302
301
301
300
299
298
298
297
297
298
298
298

Wednesday 23

Waning Crescent 0%

05:21

20:35

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:59, Set: 20:49, Transit: 13:24. Moon - Rise: 05:21, Set: 20:35. Civil Dark: 21:23 - 05:26. Nautical Dark: 22:06 - 04:44. Astro Dark: 22:55 - 03:54

Total Clouds (% Sky Obscured)

73
79
84
65
73
92
100
100
100
100
100
100
100
85
70
59
62
64
68
60
53
43
54
63

Low Clouds (% Sky Obscured)

15
10
7
0
2
6
13
17
20
31
21
12
0
12
25
37
43
51
57
41
27
11
7
4

Medium Clouds (% Sky Obscured)

53
54
51
51
46
34
30
40
50
56
48
29
10
24
36
49
33
17
1
10
18
25
33
44

High Clouds (% Sky Obscured)

73
54
57
65
73
92
100
100
100
100
100
100
100
85
70
59
62
45
21
17
11
6
31
59

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

Precipitation Probability (%)

1
1
2
4
28
38
45
61
65
61
61
55
43
49
65
81
69
49
23
22
20
9
23
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0
0.3
0.6
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
25
24
24
23
22
22
21
22
22
22
23
24
24
25
26
27
28
29
30
31
33
34
32

Feels Like (°C)

25
25
24
24
24
24
25
25
21
22
23
22
23
23
26
27
28
28
28
28
34
34
34
36

Dew Point (°C)

14
14
13
12
11
13
16
18
19
20
22
22
23
23
24
25
26
26
26
26
24
23
21
22

Relative Humidity (%)

47
51
49
47
45
55
67
81
85
89
95
94
94
95
95
95
95
90
83
79
65
55
46
54

Pressure (mb)

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

Ozone (du)

299
299
298
297
295
296
297
298
298
298
298
298
299
300
300
301
301
302
304
305
306
306
307
306

Thursday 24

New Moon 1%

06:38

21:12

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: 06:00, Set: 20:48, Transit: 13:24. Moon - Rise: 06:38, Set: 21:12. Civil Dark: 21:22 - 05:27. Nautical Dark: 22:04 - 04:45. Astro Dark: 22:53 - 03:56

Total Clouds (% Sky Obscured)

68
78
87
98
87
76
66
57
45
26
16
15
15
20
25
35
45
45
50

Low Clouds (% Sky Obscured)

1
1
2
2
0
3
7
7
5
0
7
13
15
20
18
9
33
45
50

Medium Clouds (% Sky Obscured)

60
65
76
87
72
53
33
21
11
1
9
15
15
20
25
31
38
35
29

High Clouds (% Sky Obscured)

68
78
74
73
66
51
38
40
43
26
16
15
5
5
5
15
40
45
40

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

29
29
26
19
23
18
6
6
6
4
31
45
54
47
36
24
66
90
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0.2
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
28
27
26
26
25
24
23
23
22
22
22
22
23
24
26
27
28
29

Feels Like (°C)

38
38
27
27
27
27
26
26
24
24
24
24
24
24
27
27
27
28
28

Dew Point (°C)

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

Relative Humidity (%)

66
77
78
77
76
78
82
83
85
88
89
87
83
80
71
64
56
52
46

Pressure (mb)

1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

305
304
306
307
309
308
308
307
309
310
311
314
316
318
320
321
323
320
318

Forecast for High Park-Swansea, Toronto, Canada (43.65,-79.46)

Generated: 18/07/25 19:35:12. Forecast: 18/07/25 to 24/07/25. Timezone: UTC-4.00