Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 10%

04:32

18:11

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

Sun - Rise: 07:01, Set: 19:21, Transit: 13:11. Moon - Rise: 04:32, Set: 18:11. Civil Dark: 19:49 - 06:34. Nautical Dark: 20:23 - 06:00. Astro Dark: 20:58 - 05:26

Total Clouds (% Sky Obscured)

12
26
52
100
100
98
99
94
85
68
52
37
30
0
0
15
15
6
4
19
29
33
37
55

Low Clouds (% Sky Obscured)

12
26
49
64
59
52
36
47
76
49
44
37
30
0
0
15
15
6
4
19
29
33
37
44

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
49
54
34
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
26
52
100
100
94
99
89
48
5
3
0
0
0
0
0
0
0
0
0
3
2
2
27

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
7
17
55
73
51
15
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
2
3
3
4
4
5
7
6
12
11
10
10
10
9
8
7
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

14
16
19
20
23
25
26
27
28
28
27
25
23
22
20
19
18
18
17
17
16
15
14
14

Feels Like (°C)

15
16
17
19
22
24
26
27
27
28
27
26
24
22
21
20
19
19
19
18
17
16
15
13

Dew Point (°C)

9
8
9
8
9
10
11
12
12
13
16
20
20
18
17
16
15
14
14
13
13
12
11
10

Relative Humidity (%)

68
61
52
43
40
40
39
38
38
38
49
72
80
81
80
80
80
79
78
78
82
82
80
80

Pressure (mb)

1016
1016
1016
1017
1017
1016
1016
1015
1014
1014
1014
1014
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019

Ozone (du)

282
282
281
281
282
282
281
281
282
283
284
286
289
291
291
290
289
289
290
290
291
290
288
287

Friday 19

Waning Crescent 5%

05:41

18:32

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

Sun - Rise: 07:02, Set: 19:19, Transit: 13:11. Moon - Rise: 05:41, Set: 18:32. Civil Dark: 19:48 - 06:35. Nautical Dark: 20:21 - 06:01. Astro Dark: 20:56 - 05:27

Total Clouds (% Sky Obscured)

50
43
67
81
77
82
4
3
3
4
19
11
9
7
3
3
3
8
14
9
3
0
2
2

Low Clouds (% Sky Obscured)

28
20
23
18
11
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)

35
24
29
29
32
30
4
3
3
3
16
11
9
7
3
2
2
7
12
7
3
0
2
2

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
7
6
6
6
7
7
8
8
8
6
6
7
7
8
8
8
7
7
7
6
7

Chance of Frost

Temperature (°C)

13
13
14
15
17
18
20
20
21
21
21
20
19
17
16
15
15
14
14
13
13
12
11
11

Feels Like (°C)

12
13
14
15
16
18
19
19
19
19
19
17
17
15
14
13
12
12
12
11
11
10
9
9

Dew Point (°C)

10
9
9
7
6
5
3
2
2
2
2
2
2
2
3
2
0
-1
-2
-2
-2
-2
-1
1

Relative Humidity (%)

81
77
69
58
48
40
33
28
27
27
28
30
32
36
40
42
37
35
34
36
37
39
44
49

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 1%

06:48

18:51

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

Sun - Rise: 07:04, Set: 19:17, Transit: 13:10. Moon - Rise: 06:48, Set: 18:51. Civil Dark: 19:46 - 06:36. Nautical Dark: 20:19 - 06:03. Astro Dark: 20:54 - 05:28

Total Clouds (% Sky Obscured)

0
2
2
29
3
7
3
3
4
7
5
29
42
41
55
56
86
97
90
93
94
96
62
30

Low Clouds (% Sky Obscured)

0
0
0
20
0
2
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
4
30
36
27
25
22
14
7
50
25
2

High Clouds (% Sky Obscured)

0
2
2
3
3
7
3
3
3
5
2
21
32
38
34
14
58
91
68
71
81
92
61
30

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-0
1
2
1
0
0
-0
-1
-1
1
2
3
3
3
4
5
5
5
6
6
7
8

Relative Humidity (%)

46
44
44
43
39
34
31
30
29
27
28
32
39
42
43
45
48
51
51
51
55
56
59
63

Pressure (mb)

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

Ozone (du)

281
281
282
280
280
281
283
285
287
289
288
286
285
284
285
285
284
284
284
284
283
282
284
286

Sunday 21

New Moon 0%

No Rise

19:08

07 Good
08 OK
09 Good
10 OK
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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:05, Set: 19:15, Transit: 13:10. Moon - Rise: No Rise, Set: 19:08. Civil Dark: 19:44 - 06:37. Nautical Dark: 20:17 - 06:04. Astro Dark: 20:52 - 05:30

Total Clouds (% Sky Obscured)

9
31
10
25
53
78
100
85
71
59
67
75
80
74
70
66
78
89
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

1
2
2
0
1
0
0
0
0
0
0
0
0
0
0
0
1
11
18
21
23
43
37
38

Medium Clouds (% Sky Obscured)

3
2
3
2
4
7
9
14
19
23
38
41
47
28
17
30
46
77
99
88
90
85
73
62

High Clouds (% Sky Obscured)

0
0
0
0
33
67
100
69
38
7
25
32
43
44
52
60
60
61
60
56
85
99
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
3
9
9
9
9
9
6
5
6
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 (%)

0
0
0
0
0
0
0
1
4
43
10
5
3
3
2
26
51
38
37
37
30
29
31
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
15
18
18
20
21
22
23
22
23
22
21
20
20
19
19
18
18
19
19
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

64
62
58
53
52
52
51
50
49
50
57
59
63
65
72
74
77
86
84
84
86
84
82
82

Pressure (mb)

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

Ozone (du)

285
283
280
277
276
276
277
276
275
274
273
271
271
271
270
270
270
269
268
268
267
268
268
268

Monday 22

Waxing Crescent 1%

07:53

19:26

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:06, Set: 19:13, Transit: 13:10. Moon - Rise: 07:53, Set: 19:26. Civil Dark: 19:42 - 06:39. Nautical Dark: 20:15 - 06:05. Astro Dark: 20:50 - 05:31

Total Clouds (% Sky Obscured)

100
99
100
100
99
100
100
100
100
100
100
100
98
95
92
85
82
83
88
93
95
95
86
77

Low Clouds (% Sky Obscured)

38
48
59
65
70
76
84
84
80
74
67
63
53
53
55
42
28
18
7
14
22
32
39
42

Medium Clouds (% Sky Obscured)

50
22
82
91
87
83
57
59
78
96
84
85
68
68
68
67
59
54
63
53
31
8
12
16

High Clouds (% Sky Obscured)

76
98
100
100
52
100
100
80
100
100
100
100
59
55
52
48
82
83
88
59
57
51
53
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
9
2
4
6
7
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
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

9
15
20
22
46
53
56
51
54
66
77
85
85
95
91
74
61
46
23
25
20
14
21
25

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0
0.2
0.3
0.4
0.5
0.5
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
20
21
22
23
24
26
26
25
24
24
22
21
21
21
21
20
20
20
19
19
19
19

Feels Like (°C)

19
19
20
20
21
22
24
25
25
24
24
24
23
23
23
23
23
23
23
23
22
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

82
82
75
75
66
55
50
41
44
47
58
65
81
92
92
93
93
95
96
96
96
98
98
96

Pressure (mb)

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

Ozone (du)

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

Tuesday 23

Waxing Crescent 4%

08:57

19:44

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 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK

Sun - Rise: 07:07, Set: 19:12, Transit: 13:09. Moon - Rise: 08:57, Set: 19:44. Civil Dark: 19:40 - 06:40. Nautical Dark: 20:14 - 06:06. Astro Dark: 20:48 - 05:32

Total Clouds (% Sky Obscured)

68
65
63
72
77
76
75
79
81
84
59
35
10
9
6
6
5
4
1
6
11
14
23
33

Low Clouds (% Sky Obscured)

44
45
42
42
40
39
39
42
45
43
32
20
10
7
3
0
0
0
0
6
11
14
23
33

Medium Clouds (% Sky Obscured)

19
25
35
42
53
69
75
64
53
42
36
18
0
1
1
1
1
1
1
1
1
1
1
1

High Clouds (% Sky Obscured)

58
42
29
5
0
0
0
0
0
0
4
35
10
9
6
6
5
4
1
1
1
0
3
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
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 (%)

28
29
26
19
18
16
11
28
35
30
41
47
49
45
39
29
41
41
41
43
40
28
21
13

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
4
6
7
9
9
9
9
7
4
2
2
2
2
2
3
3
3
3
2
3

Chance of Frost

Temperature (°C)

19
19
20
21
22
24
25
27
27
26
26
25
23
22
21
20
20
19
19
19
18
18
18
17

Feels Like (°C)

21
21
21
22
22
22
22
22
30
28
26
26
26
27
21
23
24
23
24
24
23
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

96
96
91
85
80
67
58
50
51
52
54
63
73
85
88
89
91
92
93
95
96
96
96
96

Pressure (mb)

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

Ozone (du)

272
272
272
272
273
273
273
272
273
273
273
274
274
275
276
278
279
278
277
276
275
273
272
272

Wednesday 24

Waxing Crescent 8%

10:02

20:04

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: 07:08, Set: 19:10, Transit: 13:09. Moon - Rise: 10:02, Set: 20:04. Civil Dark: 19:38 - 06:41. Nautical Dark: 20:12 - 06:07. Astro Dark: 20:46 - 05:33

Total Clouds (% Sky Obscured)

45
48
51
57
57
57
57
61
65
69
76
81
86
60
37
15
26
39
47

Low Clouds (% Sky Obscured)

45
48
49
47
48
46
44
40
37
36
26
13
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
2
3
7
11
14
15
13
11
9
7
6
4
5
6
7

High Clouds (% Sky Obscured)

10
26
41
47
40
26
22
23
24
27
48
69
86
60
37
10
23
26
47

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
2
5
6
31
45
55
64
69
71
66
63
60
49
35
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.5
0.4
0.3
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
21
22
24
25
26
26
26
26
24
23
21
21
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
89
84
78
70
64
56
60
63
67
74
83
94
95
95
95
95
95

Pressure (mb)

1018
1018
1018
1019
1019
1018
1018
1018
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

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

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

Generated: 18/09/25 06:42:20. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00