Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 11%

03:08

17:38

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

Sun - Rise: 06:52, Set: 19:13, Transit: 13:01. Moon - Rise: 03:08, Set: 17:38. Civil Dark: 19:42 - 06:22. Nautical Dark: 20:17 - 05:48. Astro Dark: 20:52 - 05:13

Total Clouds (% Sky Obscured)

85
88
91
27
24
47
32
45
30
8
24
9
0
31
45
38
41
3
4
5
16
53
73
94

Low Clouds (% Sky Obscured)

78
81
36
3
0
0
12
32
26
0
0
0
0
31
45
38
41
0
0
0
0
0
38
41

Medium Clouds (% Sky Obscured)

48
9
9
11
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
32
59

High Clouds (% Sky Obscured)

85
88
45
27
24
44
25
25
13
8
24
9
0
2
0
0
2
3
4
5
11
53
65
80

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)

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

Chance of Frost

Temperature (°C)

24
24
24
24
21
18
17
16
15
15
14
14
13
13
12
12
12
14
18
21
24
26
27
28

Feels Like (°C)

23
24
23
22
20
17
16
15
14
15
15
14
14
14
14
13
13
15
18
21
23
25
25
27

Dew Point (°C)

11
12
12
13
12
9
7
6
7
10
11
11
11
11
10
10
10
10
8
7
8
10
12
13

Relative Humidity (%)

43
44
46
51
58
56
51
52
58
71
79
82
84
87
89
90
90
75
53
41
36
37
38
41

Pressure (mb)

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

Ozone (du)

282
282
283
283
283
283
283
284
284
283
282
282
281
280
280
281
281
280
282
282
281
282
283
283

Thursday 18

Waning Crescent 5%

04:21

18:03

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

Sun - Rise: 06:53, Set: 19:11, Transit: 13:01. Moon - Rise: 04:21, Set: 18:03. Civil Dark: 19:40 - 06:24. Nautical Dark: 20:15 - 05:49. Astro Dark: 20:50 - 05:14

Total Clouds (% Sky Obscured)

81
83
88
90
81
69
65
72
92
75
59
45
48
49
29
21
2
2
27
5
1
1
0
0

Low Clouds (% Sky Obscured)

45
43
72
57
57
61
64
63
44
52
59
45
28
25
0
21
0
0
27
4
0
0
0
0

Medium Clouds (% Sky Obscured)

64
34
38
49
52
45
21
33
36
36
36
37
41
43
26
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

14
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
2
2
3
4
1
1
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 (%)

2
1
19
22
22
11
3
0
0
0
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
27
25
24
22
20
18
17
16
15
14
13
12
11
11
10
9
9
11
13
15
17
18
19

Feels Like (°C)

27
26
24
23
21
19
18
17
16
13
13
12
12
11
9
8
7
8
9
11
13
15
16
18

Dew Point (°C)

14
15
16
15
15
15
16
16
14
12
12
11
10
9
7
7
6
6
5
3
2
1
1
0

Relative Humidity (%)

41
49
54
55
64
74
83
90
85
82
86
89
89
84
77
81
82
77
64
51
42
35
30
27

Pressure (mb)

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

Ozone (du)

284
285
286
290
290
289
289
288
288
288
287
287
284
284
284
284
285
286
287
286
285
283
282
281

Friday 19

Waning Crescent 1%

05:30

18:24

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
13 Good
14 Good

Sun - Rise: 06:54, Set: 19:09, Transit: 13:01. Moon - Rise: 05:30, Set: 18:24. Civil Dark: 19:38 - 06:25. Nautical Dark: 20:13 - 05:51. Astro Dark: 20:48 - 05:16

Total Clouds (% Sky Obscured)

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

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

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

Chance of Frost

Temperature (°C)

20
20
19
18
14
11
9
8
8
7
7
6
5
4
3
2
2
4
8
10
13
15
16
17

Feels Like (°C)

18
18
17
16
13
10
8
7
6
6
5
4
3
3
2
0
-1
2
5
8
11
12
14
15

Dew Point (°C)

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

Relative Humidity (%)

25
24
24
30
41
47
49
51
51
57
56
55
56
57
57
58
59
53
40
33
27
23
19
18

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 0%

06:37

18:42

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

Sun - Rise: 06:55, Set: 19:08, Transit: 13:00. Moon - Rise: 06:37, Set: 18:42. Civil Dark: 19:37 - 06:26. Nautical Dark: 20:11 - 05:52. Astro Dark: 20:46 - 05:17

Total Clouds (% Sky Obscured)

2
2
1
2
3
3
4
6
10
37
36
31
67
72
55
56
36
29
34
45
36
48
45
59

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
2
3
5
8
6
8
7
6
45
11

High Clouds (% Sky Obscured)

1
1
0
0
0
2
3
4
8
27
25
31
67
72
55
48
28
23
30
27
23
36
40
49

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
6
5
5
5
5
5
5
5
5
5
6
6
6
5
5
5
4
6
7
9
10
10
10

Chance of Frost

Temperature (°C)

18
18
18
16
13
10
9
8
8
7
6
6
6
5
5
6
6
7
11
15
19
20
21
22

Feels Like (°C)

15
15
16
14
11
8
7
6
5
5
3
3
3
2
3
3
2
4
8
12
16
18
18
19

Dew Point (°C)

-7
-7
-7
-5
-4
-4
-4
-4
-5
-5
-4
-5
-5
-5
-5
-4
-3
-2
-1
5
10
10
10
10

Relative Humidity (%)

17
17
18
23
32
36
38
40
42
43
46
47
47
47
49
52
54
51
44
51
54
51
50
45

Pressure (mb)

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

Ozone (du)

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

Sunday 21

New Moon 1%

07:43

18:58

15 Bad
16 Bad
17 Bad
18 OK
19 Good
20 Good
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

Sun - Rise: 06:56, Set: 19:06, Transit: 13:00. Moon - Rise: 07:43, Set: 18:58. Civil Dark: 19:35 - 06:27. Nautical Dark: 20:09 - 05:53. Astro Dark: 20:44 - 05:18

Total Clouds (% Sky Obscured)

59
80
63
25
6
18
56
65
65
70
75
99
98
97
98
98
99
99
99
100
98
97
95
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
18
27
18
9
0
6
11
17
27
37
48
42

Medium Clouds (% Sky Obscured)

13
18
40
11
2
0
0
2
2
3
50
56
68
84
81
79
76
84
92
99
87
75
60
50

High Clouds (% Sky Obscured)

50
72
48
20
4
13
50
50
65
70
75
92
81
72
75
81
89
91
96
100
98
97
66
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
3
2
1
0
0
3
5
6
18
23
26
33
34
33
35
36
35
41

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
19
18
17
16
15
16
16
15
15
15
15
14
15
15
15
16
16
17
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

42
42
43
47
53
58
60
65
72
81
86
83
85
85
85
86
86
87
81
74
69
64
58
54

Pressure (mb)

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

Ozone (du)

278
278
279
277
275
275
276
275
274
273
273
273
273
273
274
274
274
275
276
278
280
279
277
276

Monday 22

Waxing Crescent 4%

08:48

19:15

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 OK
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:57, Set: 19:04, Transit: 13:00. Moon - Rise: 08:48, Set: 19:15. Civil Dark: 19:33 - 06:28. Nautical Dark: 20:07 - 05:54. Astro Dark: 20:42 - 05:20

Total Clouds (% Sky Obscured)

94
94
87
79
72
74
76
76
80
87
94
96
98
100
97
95
92
72
51
31
48
65
82
88

Low Clouds (% Sky Obscured)

38
34
40
47
53
63
73
76
80
86
88
90
87
89
91
83
81
57
35
24
26
23
25
24

Medium Clouds (% Sky Obscured)

42
25
20
20
25
30
35
35
39
55
58
63
67
65
63
63
62
44
27
11
15
19
25
19

High Clouds (% Sky Obscured)

80
89
83
79
72
74
76
76
80
87
92
93
96
100
81
63
44
31
18
5
29
45
56
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very 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

Precipitation Probability (%)

47
55
59
59
54
85
95
95
95
95
95
95
95
95
95
89
63
49
38
23
23
21
13
13

Precipitation Amount (mm)

0
0.3
0.3
0.3
0.2
0.5
1
1.8
1.5
1.5
1.8
1.9
1.9
2.2
1.3
0.7
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
50
47
54
63
72
76
81
85
88
92
95
96
96
96
95
93
93
78
68
57
50
45
40

Pressure (mb)

1015
1015
1014
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

276
276
277
278
279
280
279
278
276
275
274
274
272
271
270
270
270
270
270
270
270
270
269
269

Tuesday 23

Waxing Crescent 8%

09:54

19:33

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: 06:59, Set: 19:02, Transit: 12:59. Moon - Rise: 09:54, Set: 19:33. Civil Dark: 19:31 - 06:30. Nautical Dark: 20:05 - 05:56. Astro Dark: 20:40 - 05:21

Total Clouds (% Sky Obscured)

94
100
90
81
73
79
86
92
94
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
15
16
19
22
22
21
23
21
23
37
35
34
33
33
33
33

Medium Clouds (% Sky Obscured)

10
1
5
8
12
13
15
16
28
43
56
60
64
71
75
79
83

High Clouds (% Sky Obscured)

78
100
80
60
50
68
83
85
90
95
100
100
100
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

Fog (%)

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

Precipitation Probability (%)

12
10
17
24
30
30
36
45
50
54
55
59
65
74
73
77
76

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
6
5
5
5
5
5
5
5
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

29
29
28
27
28
28
20
20
21
21
20
20
17
17
18
18
17

Dew Point (°C)

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

Relative Humidity (%)

40
40
40
45
52
60
63
66
71
75
78
83
85
86
89
86
86

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1013
1013

Ozone (du)

269
269
269
268
266
265
265
265
265
264
263
263
263
263
263
262
261

Forecast for Erinsville, Lennox and Addington County, Canada (44.48,-77.05)

Generated: 17/09/25 15:02:51. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00