Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 10%

03:20

18:11

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

Sun - Rise: 07:01, Set: 19:20, Transit: 13:11. Moon - Rise: 03:20, Set: 18:11. Civil Dark: 19:49 - 06:32. Nautical Dark: 20:25 - 05:59. Astro Dark: 21:00 - 05:24

Total Clouds (% Sky Obscured)

13
9
7
0
0
5
16
21
10
1
11
10
38
88
63
38
76
26
58
43
51
41
30
24

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
16
21
10
0
11
0
0
0
45
38
49
26
58
38
39
26
30
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
16
4
30
29
20
2
0

High Clouds (% Sky Obscured)

2
0
0
0
0
5
0
0
0
1
4
10
38
82
54
6
56
3
2
5
1
3
5
3

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
7
5

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
13
44
63
58

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
3
3
4
4
3
3
4
3
4
4
3
3
4
3
3
5
4
6
7
7
13
10

Chance of Frost

Temperature (°C)

17
16
15
19
19
17
17
16
15
15
15
14
15
17
20
23
25
26
27
28
29
28
26
23

Feels Like (°C)

18
18
18
22
21
19
18
18
17
16
16
15
15
16
19
24
26
25
29
29
29
28
25
24

Dew Point (°C)

8
8
8
13
13
11
10
10
10
9
10
9
7
7
7
8
9
10
11
11
11
11
17
19

Relative Humidity (%)

57
61
65
67
68
67
66
66
68
69
70
69
61
50
42
37
36
36
35
33
34
35
58
79

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1014
1014
1013
1013
1014
1015

Ozone (du)

282
282
281
279
279
278
280
279
279
280
280
282
281
281
282
282
283
282
283
284
285
285
284
285

Thursday 18

Waning Crescent 5%

04:32

18:32

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

Sun - Rise: 07:02, Set: 19:19, Transit: 13:10. Moon - Rise: 04:32, Set: 18:32. Civil Dark: 19:47 - 06:34. Nautical Dark: 20:23 - 06:00. Astro Dark: 20:57 - 05:25

Total Clouds (% Sky Obscured)

16
6
20
22
28
30
31
32
33
30
39
57
48
35
52
15
3
21
19
4
5
3
4
32

Low Clouds (% Sky Obscured)

16
6
19
22
28
30
28
29
31
26
25
28
25
16
7
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
2
0
0
0
2
3
2
3
3
15
10
10
37
13
2
19
16
4
3
3
3
21

ISS Passover

Visibility (miles)

7
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 (%)

31
3
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
10
9
8
7
7
7
7
7
7
7
7
7
6
6
6
5
5
6
6
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
22
20
20
19
19
18
17
16
15
14
13
12
13
14
16
17
18
19
19
19
19
19
18

Dew Point (°C)

19
18
17
16
16
15
15
14
12
12
11
10
9
8
6
5
5
4
3
1
1
1
2
2

Relative Humidity (%)

85
86
86
86
86
85
86
85
83
83
83
82
77
68
54
46
40
36
31
27
26
27
29
32

Pressure (mb)

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

Ozone (du)

285
287
288
289
288
284
283
283
282
282
284
284
282
282
283
283
283
283
282
282
283
283
282
280

Friday 19

Waning Crescent 1%

05:41

18:51

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

Sun - Rise: 07:03, Set: 19:17, Transit: 13:10. Moon - Rise: 05:41, Set: 18:51. Civil Dark: 19:45 - 06:35. Nautical Dark: 20:21 - 06:01. Astro Dark: 20:55 - 05:27

Total Clouds (% Sky Obscured)

11
3
2
2
2
2
2
2
7
8
3
10
8
25
44
38
41
86
88
85
82
73
72
69

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
0
5
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
1
0
0
1
1
11
40
36
38
73
54
61
49
66
43
69

High Clouds (% Sky Obscured)

11
3
2
2
2
2
2
2
6
7
3
8
7
7
9
7
7
34
23
17
5
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
38
39
36
33
32
34
37
39
44
50
48
48
46
43
38
32
31
29
29
29
32
33
39

Pressure (mb)

1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1027
1027
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025
1025

Ozone (du)

278
278
279
280
281
280
280
280
281
280
280
281
281
280
279
278
277
278
277
277
277
277
277
277

Saturday 20

Waning Crescent 0%

06:47

19:08

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

Sun - Rise: 07:04, Set: 19:15, Transit: 13:10. Moon - Rise: 06:47, Set: 19:08. Civil Dark: 19:43 - 06:36. Nautical Dark: 20:19 - 06:02. Astro Dark: 20:53 - 05:28

Total Clouds (% Sky Obscured)

63
63
62
63
67
70
69
89
100
94
87
69
69
85
71
62
39
24
13
20
25
24
22
28

Low Clouds (% Sky Obscured)

1
1
2
2
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

47
34
31
32
34
34
35
34
33
48
55
22
21
22
27
34
20
24
3
20
7
24
22
7

High Clouds (% Sky Obscured)

2
4
7
8
9
15
42
72
100
84
69
49
53
66
64
48
28
2
11
20
25
24
21
28

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
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
35
43
12
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
11
11
11
12
12
12
12
12
13
15
15
18
19
21
22
23
22
22
22
21

Dew Point (°C)

3
3
2
4
4
5
5
6
7
8
8
8
8
9
8
8
9
10
11
11
11
13
16
16

Relative Humidity (%)

42
43
42
46
48
52
53
57
60
62
64
66
65
60
53
48
48
47
46
44
46
56
74
77

Pressure (mb)

1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1021
1020
1019
1018
1018
1018
1017

Ozone (du)

276
277
277
278
276
276
276
278
281
283
283
282
281
279
278
277
276
275
274
274
274
274
274
272

Sunday 21

New Moon 1%

07:52

19:25

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
19 Bad

Sun - Rise: 07:06, Set: 19:13, Transit: 13:09. Moon - Rise: 07:52, Set: 19:25. Civil Dark: 19:42 - 06:37. Nautical Dark: 20:17 - 06:04. Astro Dark: 20:51 - 05:29

Total Clouds (% Sky Obscured)

50
73
95
96
98
99
100
100
100
100
100
100
100
99
98
92
88
87
94
97
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
3
6
9
6
7
1
17
29
47
63
67
54
40
30
20
14
7
11
33
29
23

Medium Clouds (% Sky Obscured)

29
16
64
67
53
71
77
81
83
89
95
98
89
79
70
59
48
38
46
54
61
49
37
25

High Clouds (% Sky Obscured)

50
73
95
96
98
99
100
100
100
95
99
31
38
45
52
74
74
66
59
79
100
98
96
93

ISS Passover

Visibility (miles)

5
5
9
9
5
9
9
6
9
9
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

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

Precipitation Probability (%)

52
14
8
21
38
11
49
39
15
37
42
50
70
64
55
44
31
7
21
27
30
38
37
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
18
18
18
18
18
18
18
18
18
18
18
19
19
19
19
19
19
28
27
25
26
28

Dew Point (°C)

16
17
16
16
16
16
17
16
17
17
17
17
17
17
17
17
16
15
14
14
13
13
14
15

Relative Humidity (%)

81
90
84
86
89
92
93
93
95
93
95
95
95
89
82
79
66
56
48
46
45
43
51
58

Pressure (mb)

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

Ozone (du)

272
271
271
269
269
269
269
270
271
272
272
272
271
271
270
270
270
269
268
268
267
267
267
267

Monday 22

Waxing Crescent 4%

08:57

19:44

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
19 Bad

Sun - Rise: 07:07, Set: 19:11, Transit: 13:09. Moon - Rise: 08:57, Set: 19:44. Civil Dark: 19:40 - 06:38. Nautical Dark: 20:15 - 06:05. Astro Dark: 20:49 - 05:31

Total Clouds (% Sky Obscured)

99
98
88
86
91
96
93
93
90
95
98
100
98
97
87
84
81
74
67
55
46
47
53
62

Low Clouds (% Sky Obscured)

25
23
13
15
20
33
35
38
55
59
72
81
83
80
77
80
79
74
67
55
46
47
48
45

Medium Clouds (% Sky Obscured)

28
29
24
28
29
33
32
33
33
44
44
44
50
58
66
54
42
29
31
33
32
18
7
0

High Clouds (% Sky Obscured)

89
89
88
86
91
96
87
77
67
76
73
83
61
43
15
19
23
26
17
15
9
8
4
3

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

Precipitation Probability (%)

34
34
25
57
76
88
69
53
34
45
37
41
50
64
66
67
66
61
64
63
57
49
38
17

Precipitation Amount (mm)

0
0
0
0.3
0.6
0.8
0.3
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.2
0.3
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
22
21
21
20
20
20
19
19
19
19
19
21
22
23
25
27
28
28
28
27
26
25

Feels Like (°C)

28
22
22
23
23
23
23
22
21
22
21
21
21
21
21
21
22
23
23
31
29
29
28
29

Dew Point (°C)

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

Relative Humidity (%)

68
68
69
70
75
80
85
86
88
89
88
86
84
71
62
52
46
41
37
37
37
36
39
43

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

267
267
267
267
268
268
268
269
269
269
270
270
271
271
271
271
271
272
272
272
272
273
272
272

Tuesday 23

Waxing Crescent 8%

10:02

20:04

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

Sun - Rise: 07:08, Set: 19:09, Transit: 13:09. Moon - Rise: 10:02, Set: 20:04. Civil Dark: 19:38 - 06:39. Nautical Dark: 20:13 - 06:06. Astro Dark: 20:47 - 05:32

Total Clouds (% Sky Obscured)

65
67
54
70
85
100
96
90
84
84
85
87
91
95
99
98
96
95

Low Clouds (% Sky Obscured)

41
37
33
30
25
20
33
46
57
52
58
68
65
58
50
52
51
56

Medium Clouds (% Sky Obscured)

3
4
4
3
4
7
20
34
44
47
50
55
52
50
48
46
43
36

High Clouds (% Sky Obscured)

10
20
38
61
85
100
91
81
69
65
64
65
75
86
97
97
96
94

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

15
10
2
2
2
0
0
0
0
0
0
0
4
5
4
33
36
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
24
25
25
25
25
25
21
21
21
21
21
21
22
22
23
23
24

Dew Point (°C)

12
12
13
13
13
13
13
13
13
13
13
13
13
14
14
14
14
14

Relative Humidity (%)

47
50
52
54
56
58
60
61
62
62
62
63
63
58
54
50
46
42

Pressure (mb)

1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1015
1015

Ozone (du)

272
271
270
269
268
268
267
267
266
266
266
266
267
267
267
267
266
265

Forecast for Old Toronto, Canada (43.65,-79.38)

Generated: 17/09/25 19:38:32. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00