Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 11%

03:07

17:36

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

Sun - Rise: 06:50, Set: 19:12, Transit: 13:01. Moon - Rise: 03:07, Set: 17:36. Civil Dark: 19:41 - 06:21. Nautical Dark: 20:15 - 05:47. Astro Dark: 20:51 - 05:12

Total Clouds (% Sky Obscured)

80
85
87
90
91
21
15
10
34
33
3
2
14
3
1
0
0
0
1
1
0
3
5
63

Low Clouds (% Sky Obscured)

20
19
12
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)

71
74
76
84
82
18
9
8
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

80
85
87
90
91
21
15
10
34
33
3
2
14
3
1
0
0
0
1
1
0
2
5
63

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
5
5
5
4
3
3
2
2
2
3
3
2
2
2
3
2
3
4
3
4
5
6
6

Chance of Frost

Temperature (°C)

23
24
24
25
24
23
19
18
17
17
16
15
15
15
14
13
13
13
13
15
18
21
24
26

Feels Like (°C)

22
22
23
24
22
21
18
17
16
16
15
15
15
14
14
14
14
14
14
16
19
22
24
25

Dew Point (°C)

13
13
13
12
9
8
7
6
5
5
5
5
5
6
7
8
8
9
10
10
10
9
8
7

Relative Humidity (%)

54
51
48
44
39
39
45
45
44
44
45
50
53
55
60
68
71
77
81
74
59
45
35
30

Pressure (mb)

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

Ozone (du)

283
283
283
285
285
286
286
285
284
283
283
283
282
282
282
281
280
283
283
282
281
282
282
282

Thursday 18

Waning Crescent 5%

04:20

18:02

13 OK
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 OK
07 OK
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 06:52, Set: 19:10, Transit: 13:00. Moon - Rise: 04:20, Set: 18:02. Civil Dark: 19:39 - 06:23. Nautical Dark: 20:13 - 05:49. Astro Dark: 20:49 - 05:13

Total Clouds (% Sky Obscured)

36
59
66
88
93
92
83
87
47
63
85
95
91
56
78
58
53
38
29
1
0
0
12
2

Low Clouds (% Sky Obscured)

0
20
35
83
38
76
56
68
47
62
68
57
62
33
47
43
21
0
25
0
0
0
12
2

Medium Clouds (% Sky Obscured)

0
3
6
33
47
46
43
45
42
25
34
52
56
52
56
40
46
33
21
0
0
0
0
0

High Clouds (% Sky Obscured)

36
59
66
37
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
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
3
17
23
19
18
0
0
1
4
3
2
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
6
5
5
6
3
5
8
8
8
8
9
10
9
8
8
8
8
8
8
9
9
8
8

Chance of Frost

Temperature (°C)

27
27
28
28
27
24
23
22
20
18
17
17
16
15
13
12
12
11
10
10
12
14
16
18

Feels Like (°C)

25
27
27
28
27
25
22
20
18
18
16
15
14
12
12
10
10
9
9
8
10
13
15
16

Dew Point (°C)

9
10
12
13
14
15
15
15
15
15
14
12
12
11
10
9
8
7
6
5
5
4
3
2

Relative Humidity (%)

32
34
37
38
42
54
59
65
70
82
79
74
74
78
84
81
80
76
77
72
61
50
42
35

Pressure (mb)

1014
1013
1013
1012
1012
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1019
1020
1021
1020
1020
1020

Ozone (du)

283
283
284
286
287
289
291
289
289
289
288
288
287
286
285
285
285
285
285
287
286
286
285
285

Friday 19

Waning Crescent 1%

05:29

18:22

13 Good
14 Good
15 Good
16 Good
17 Good
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
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 06:53, Set: 19:08, Transit: 13:00. Moon - Rise: 05:29, Set: 18:22. Civil Dark: 19:37 - 06:24. Nautical Dark: 20:11 - 05:50. Astro Dark: 20:46 - 05:15

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
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
1
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
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
8
8
8
7
6
6
7
7
7
7
8
7
7
7
7
6
6
6
7
7
8
7

Chance of Frost

Temperature (°C)

19
20
21
21
20
19
16
13
12
11
10
10
9
8
8
7
6
5
5
6
9
12
14
16

Feels Like (°C)

17
18
19
19
19
18
14
12
10
9
8
7
7
6
6
4
4
3
2
4
6
9
11
14

Dew Point (°C)

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

Relative Humidity (%)

30
27
24
23
23
25
34
40
43
44
48
50
48
49
50
51
51
54
56
49
39
31
26
21

Pressure (mb)

1020
1020
1020
1020
1020
1020
1021
1022
1023
1024
1024
1025
1025
1026
1027
1027
1027
1028
1028
1029
1029
1029
1029
1029

Ozone (du)

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

Saturday 20

Waning Crescent 0%

06:36

18:41

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

Sun - Rise: 06:54, Set: 19:06, Transit: 12:59. Moon - Rise: 06:36, Set: 18:41. Civil Dark: 19:35 - 06:25. Nautical Dark: 20:09 - 05:51. Astro Dark: 20:44 - 05:16

Total Clouds (% Sky Obscured)

1
2
2
2
3
2
2
2
2
3
14
35
47
10
21
23
22
40
35
42
46
85
75
48

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3

High Clouds (% Sky Obscured)

1
2
1
1
1
1
0
0
1
1
10
18
25
10
20
23
22
19
14
33
46
78
60
33

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
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
7
9
11
11

Chance of Frost

Temperature (°C)

17
18
19
19
19
17
14
12
11
10
9
9
8
7
7
7
7
7
8
10
14
16
18
19

Feels Like (°C)

15
16
17
16
16
15
12
9
8
8
7
6
4
4
5
5
5
5
5
8
12
14
14
15

Dew Point (°C)

-7
-7
-8
-8
-7
-7
-6
-6
-5
-5
-5
-5
-5
-5
-4
-4
-3
-2
-0
2
5
8
9
9

Relative Humidity (%)

18
16
16
15
16
18
25
29
32
34
36
38
40
42
44
46
49
55
57
55
55
56
56
54

Pressure (mb)

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

Ozone (du)

278
277
277
278
277
277
278
281
281
280
280
279
278
279
278
277
276
277
277
278
279
278
278
278

Sunday 21

New Moon 0%

07:42

18:57

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

Sun - Rise: 06:55, Set: 19:05, Transit: 12:59. Moon - Rise: 07:42, Set: 18:57. Civil Dark: 19:33 - 06:26. Nautical Dark: 20:07 - 05:52. Astro Dark: 20:42 - 05:17

Total Clouds (% Sky Obscured)

55
62
70
67
35
23
18
36
38
49
46
47
48
72
70
65
73
84
96
95
94
93
93
92

Low Clouds (% Sky Obscured)

0
1
2
3
7
12
16
13
11
8
5
3
0
1
3
4
8
13
16
19
22
24
18
12

Medium Clouds (% Sky Obscured)

5
40
5
3
6
7
5
1
4
1
3
3
48
72
70
61
60
67
73
77
81
88
80
71

High Clouds (% Sky Obscured)

35
45
59
60
26
9
7
36
38
49
46
47
48
42
44
46
65
63
78
56
35
17
44
71

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
1
1
7
10
11
24
27
28
33
32

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
20
20
20
20
19
18
17
17
17
17
15
16
16
16
16
16
16
16
16
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

49
45
44
43
44
51
58
59
63
66
75
78
80
79
81
81
81
82
82
83
82
80
76
71

Pressure (mb)

1023
1022
1021
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1017
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

279
278
279
278
279
278
275
273
275
274
274
274
273
273
274
274
275
275
275
275
276
278
279
278

Monday 22

Waxing Crescent 1%

08:47

19:14

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
12 Bad

Sun - Rise: 06:56, Set: 19:03, Transit: 12:59. Moon - Rise: 08:47, Set: 19:14. Civil Dark: 19:32 - 06:27. Nautical Dark: 20:06 - 05:53. Astro Dark: 20:40 - 05:19

Total Clouds (% Sky Obscured)

91
88
86
85
81
76
71
81
91
100
100
100
100
99
98
97
88
79
71
61
55
49
65
84

Low Clouds (% Sky Obscured)

4
13
24
35
35
37
37
44
51
58
63
70
77
81
85
89
85
78
71
61
55
49
52
42

Medium Clouds (% Sky Obscured)

60
50
41
31
30
24
23
24
24
25
27
33
44
48
56
59
57
54
47
37
32
25
17
10

High Clouds (% Sky Obscured)

91
88
86
85
70
47
20
47
73
100
100
100
100
97
93
87
63
41
20
15
10
5
36
68

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
Very Light Rain
Very 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

Precipitation Probability (%)

23
26
28
22
45
54
59
71
82
93
95
95
95
95
95
95
95
76
54
44
34
22
20
20

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.8
0.9
0.9
0.9
0.9
0.8
0.6
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
9
8
7
6
5
5
5
6
6
7
8
8
8
8
8
8
8
8
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
15
15
15
16
16
16
17
17
17
17
17
17
17
17
17
17
17
17
17
16
16

Relative Humidity (%)

66
62
59
56
53
59
67
76
80
85
90
90
89
89
89
90
92
92
90
89
81
75
68
62

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

277
277
276
276
276
276
277
277
276
276
276
274
273
272
272
271
271
270
270
270
270
270
270
270

Tuesday 23

Waxing Crescent 4%

09:52

19:32

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: 06:57, Set: 19:01, Transit: 12:58. Moon - Rise: 09:52, Set: 19:32. Civil Dark: 19:30 - 06:29. Nautical Dark: 20:04 - 05:55. Astro Dark: 20:38 - 05:20

Total Clouds (% Sky Obscured)

98
98
99
100
95
89
84
83
85
85
87
89
90
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

32
32
27
24
22
20
18
19
21
18
20
18
19
19
22
21
23
19
17

Medium Clouds (% Sky Obscured)

4
3
2
1
0
0
0
6
11
17
17
17
16
32
39
38
50
61
73

High Clouds (% Sky Obscured)

97
94
97
100
86
74
82
79
85
85
87
89
90
93
97
100
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

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

20
15
10
4
23
29
27
31
32
33
46
57
68
68
70
78
83
87
90

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
22
25
25
24
25
25
25
21
21
21
21
21
21
18
18
18
19
18

Dew Point (°C)

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

Relative Humidity (%)

59
54
51
48
45
48
52
56
61
67
74
77
82
88
89
90
90
89
88

Pressure (mb)

1015
1015
1014
1014
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

270
270
270
269
269
268
268
267
267
267
266
266
265
264
264
263
263
262
262

Forecast for Yarker, Lennox and Addington County, Canada (44.37,-76.77)

Generated: 17/09/25 13:26:40. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00