Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

04:32

18:11

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

Sun - Rise: 07:02, Set: 19:20, Transit: 13:11. Moon - Rise: 04:32, Set: 18:11. Civil Dark: 19:49 - 06:33. Nautical Dark: 20:23 - 06:00. Astro Dark: 20:57 - 05:25

Total Clouds (% Sky Obscured)

65
73
72
76
75
41
35
27
0
0
21
23
26
20
18
25
30
58
37
71
67
54
8
38

Low Clouds (% Sky Obscured)

58
32
35
38
51
41
34
27
0
0
21
23
26
20
18
25
30
38
30
10
0
0
0
36

Medium Clouds (% Sky Obscured)

0
0
16
37
42
26
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

65
73
33
72
8
0
0
0
0
0
0
0
0
0
0
4
5
51
28
45
38
41
8
3

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
3
15
39
35
18
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
8
10
4
4
10
10
10
10
9
8
6
6
7
7
8
8
7
7
7
7
7
6

Chance of Frost

Temperature (°C)

25
27
27
27
28
27
25
23
22
21
20
19
19
18
17
16
15
15
14
13
13
14
15
17

Feels Like (°C)

26
26
27
28
28
29
25
24
22
21
21
20
20
19
19
17
15
14
12
12
12
13
14
16

Dew Point (°C)

11
13
13
13
14
15
17
16
15
15
14
14
14
14
13
12
11
11
10
9
9
8
7
6

Relative Humidity (%)

40
41
41
40
41
46
61
63
67
69
69
72
75
77
78
77
77
76
78
76
74
65
55
48

Pressure (mb)

1016
1016
1015
1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021
1021
1022
1021

Ozone (du)

285
285
284
285
286
286
288
288
289
290
289
290
290
291
291
290
290
289
288
289
287
286
287
287

Friday 19

Waning Crescent 5%

05:41

18:32

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

Sun - Rise: 07:03, Set: 19:18, Transit: 13:10. Moon - Rise: 05:41, Set: 18:32. Civil Dark: 19:47 - 06:35. Nautical Dark: 20:21 - 06:01. Astro Dark: 20:55 - 05:26

Total Clouds (% Sky Obscured)

17
11
2
2
5
9
44
32
33
44
40
46
31
21
52
47
24
8
7
15
8
26
61
61

Low Clouds (% Sky Obscured)

16
10
0
0
3
5
6
0
0
0
0
11
11
2
3
4
0
0
0
0
4
20
25
21

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
4
2
2
4
8
44
32
33
31
39
34
14
18
42
34
20
7
6
11
2
6
34
32

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)

5
4
2
2
1
2
3
3
3
6
8
9
10
10
9
10
10
9
10
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
20
21
21
22
21
20
18
17
16
15
13
12
12
12
11
11
11
10
9
9
10
12
12

Dew Point (°C)

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

Relative Humidity (%)

40
32
31
31
32
32
32
34
36
37
39
40
37
40
41
44
46
49
51
49
47
47
45
42

Pressure (mb)

1021
1021
1021
1020
1020
1020
1020
1021
1021
1022
1022
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1027
1027
1027

Ozone (du)

285
284
284
283
283
283
282
281
281
282
284
285
285
286
286
285
285
285
286
287
288
287
286
285

Saturday 20

Waning Crescent 1%

06:47

18:51

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

Sun - Rise: 07:04, Set: 19:17, Transit: 13:10. Moon - Rise: 06:47, Set: 18:51. Civil Dark: 19:45 - 06:36. Nautical Dark: 20:19 - 06:02. Astro Dark: 20:53 - 05:28

Total Clouds (% Sky Obscured)

13
4
7
10
7
9
26
83
87
36
60
100
76
88
96
94
93
68
41
25
23
27
32
46

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

3
3
2
6
3
6
16
20
17
3
9
1
1
1
1
2
11
26
14
19
20
24
25
22

High Clouds (% Sky Obscured)

6
3
6
6
7
7
7
69
59
33
60
100
76
86
92
94
93
57
29
8
10
19
22
41

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)

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

Chance of Frost

Temperature (°C)

16
17
17
18
18
18
17
17
16
16
16
16
16
16
16
16
16
16
16
15
16
17
18
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
39
37
37
36
37
38
42
43
44
47
49
53
54
54
56
59
60
63
62
62
59
55
54

Pressure (mb)

1027
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

284
283
282
281
281
281
280
279
279
281
282
281
280
279
280
280
279
278
279
280
279
278
275
275

Sunday 21

New Moon 0%

07:52

19:08

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:05, Set: 19:15, Transit: 13:10. Moon - Rise: 07:52, Set: 19:08. Civil Dark: 19:43 - 06:37. Nautical Dark: 20:17 - 06:03. Astro Dark: 20:51 - 05:29

Total Clouds (% Sky Obscured)

83
95
82
87
92
63
58
55
76
100
89
84
100
100
96
92
88
92
96
99
100
100
100
100

Low Clouds (% Sky Obscured)

7
9
7
3
0
9
18
28
34
38
46
47
49
50
59
61
66
66
65
84
86
87
75
81

Medium Clouds (% Sky Obscured)

18
14
24
40
48
39
34
27
28
30
31
29
27
28
19
13
34
56
71
86
87
88
91
94

High Clouds (% Sky Obscured)

63
84
82
87
92
63
58
55
76
100
89
84
100
100
86
69
54
67
83
95
97
99
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
6

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

Precipitation Probability (%)

0
0
3
5
7
25
39
49
48
46
34
53
61
83
67
49
37
33
29
19
46
65
87
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.3
0.2
0
0.2
0.4
0.8
0.4
0
0
0
0
0
0
0.4
0.8
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
22
23
22
22
22
21
20
20
20
20
20
19
19
19
19
19
19
19
19
20
20
20

Feels Like (°C)

19
19
20
21
22
21
22
21
21
20
20
19
19
19
18
18
19
18
19
18
19
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

53
53
52
52
54
55
55
58
62
69
75
74
78
82
88
88
88
86
86
86
84
81
80
85

Pressure (mb)

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

Ozone (du)

275
276
276
276
275
275
275
274
273
273
273
273
272
272
272
273
273
273
272
272
272
271
270
270

Monday 22

Waxing Crescent 1%

08:57

19:25

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:07, Set: 19:13, Transit: 13:09. Moon - Rise: 08:57, Set: 19:25. Civil Dark: 19:42 - 06:38. Nautical Dark: 20:15 - 06:04. Astro Dark: 20:49 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
75
72
72
74
93
98
99
89
81
72
66
61
66
82

Low Clouds (% Sky Obscured)

74
67
60
58
54
54
54
54
62
61
64
56
52
44
33
28
21
27
38
22
26
36
49
63

Medium Clouds (% Sky Obscured)

97
100
89
100
100
61
52
45
47
53
55
54
44
41
54
26
1
2
2
3
16
28
45
60

High Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
98
99
20
29
29
29
81
65
75
67
37
7
4
4
5
0

ISS Passover

Visibility (miles)

5
9
9
9
9
8
4
9
9
3
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

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

Precipitation Probability (%)

95
95
95
90
95
95
95
95
95
95
95
88
78
64
35
28
10
13
10
5
41
59
73
67

Precipitation Amount (mm)

0.8
0.9
0.7
0.6
0.8
0.7
0.6
0.6
0.8
0.7
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0
0.3
0.4
0.4

Wind Speed/Direction (mph)

10
9
9
9
8
6
5
3
4
4
3
3
2
2
3
2
2
1
1
0
1
3
5
7

Chance of Frost

Temperature (°C)

20
20
20
22
23
23
21
21
20
20
20
19
19
19
19
18
18
18
18
18
18
19
19
20

Feels Like (°C)

19
20
20
22
23
23
22
22
21
21
21
23
23
22
22
22
22
22
21
21
21
21
21
22

Dew Point (°C)

17
17
17
17
17
17
18
18
18
18
18
18
18
18
18
18
18
17
17
17
17
18
18
19

Relative Humidity (%)

86
86
84
75
68
69
84
84
85
91
92
93
93
95
95
95
96
95
95
95
93
93
92
91

Pressure (mb)

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

Ozone (du)

270
271
271
271
272
274
275
275
277
278
278
278
278
278
278
278
278
278
277
277
277
276
276
276

Tuesday 23

Waxing Crescent 4%

10:02

19:43

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
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:08, Set: 19:11, Transit: 13:09. Moon - Rise: 10:02, Set: 19:43. Civil Dark: 19:40 - 06:39. Nautical Dark: 20:13 - 06:06. Astro Dark: 20:47 - 05:31

Total Clouds (% Sky Obscured)

86
92
91
91
91
79
62
50
45
55
65
74
74
64
68
62
58
55
54
57
67
78
78
79

Low Clouds (% Sky Obscured)

77
91
80
69
58
65
62
25
20
20
30
28
21
23
30
37
42
40
40
42
44
49
54
54

Medium Clouds (% Sky Obscured)

71
83
86
84
82
78
62
50
45
55
65
74
74
64
63
43
34
30
26
27
24
20
12
16

High Clouds (% Sky Obscured)

5
5
0
5
5
0
0
0
4
47
44
55
74
64
60
32
5
7
9
12
41
67
78
50

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

62
60
75
79
78
63
46
40
36
32
30
30
33
27
17
7
2
3
4
0
1
1
0
0

Precipitation Amount (mm)

0.3
0.3
0.5
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
20
20
20
20
20
19
19
19
18
18
18
18
18
18
18
17
17
17
18
18
19

Feels Like (°C)

22
22
22
21
21
22
21
22
22
21
21
20
21
20
20
19
19
19
19
19
19
19
19
19

Dew Point (°C)

19
19
19
19
19
19
19
19
18
18
18
17
17
17
17
16
16
16
16
16
16
17
17
17

Relative Humidity (%)

91
91
92
92
92
93
93
95
95
93
93
93
93
93
93
92
92
92
92
93
93
92
90
88

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1021

Ozone (du)

275
274
274
274
275
275
275
275
276
276
277
278
278
279
280
280
280
280
280
280
280
280
281
281

Wednesday 24

Waxing Crescent 8%

11:07

20:04

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: 07:09, Set: 19:09, Transit: 13:08. Moon - Rise: 11:07, Set: 20:04. Civil Dark: 19:38 - 06:40. Nautical Dark: 20:11 - 06:07. Astro Dark: 20:45 - 05:33

Total Clouds (% Sky Obscured)

79
82
75
70
68
68
83
95
98
96
94
88
79
73
69
65
62
64
66
66

Low Clouds (% Sky Obscured)

53
52
47
45
42
29
15
0
1
3
6
13
18
26
21
11
0
7
14
22

Medium Clouds (% Sky Obscured)

22
31
24
14
4
13
25
36
33
33
37
40
48
51
44
38
30
26
21
17

High Clouds (% Sky Obscured)

12
4
4
0
5
5
25
85
95
91
87
65
45
29
28
42
56
30
19
16

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
3
4
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
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
20
20
21
20
20
19
19
19
19
18
18
18
18
18
17
17
17

Feels Like (°C)

19
19
19
20
20
20
20
20
20
19
19
19
19
18
18
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

85
84
80
76
74
70
74
76
78
80
81
80
78
76
73
73
72
70
71
73

Pressure (mb)

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

Ozone (du)

281
281
281
280
279
278
278
278
278
278
277
277
276
275
274
273
271
270
270
269

Forecast for Don Mills, Canada (43.73,-79.34)

Generated: 18/09/25 12:47:57. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00