Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 5%

04:20

18:22

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

Sun - Rise: 06:52, Set: 19:08, Transit: 13:00. Moon - Rise: 04:20, Set: 18:22. Civil Dark: 19:37 - 06:23. Nautical Dark: 20:11 - 05:49. Astro Dark: 20:46 - 05:13

Total Clouds (% Sky Obscured)

50
45
36
30
8
10
30
1
1
3
9
31
58
37
24
21
15
0
0
0
0
0
0
2

Low Clouds (% Sky Obscured)

44
35
35
27
8
10
30
0
0
0
9
28
50
37
24
21
15
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
28
17
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
2
0
1
1
3
2
5
13
5
0
0
0
0
0
0
0
0
0
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
1
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
7
5
3
6
6
6
6
7
8
7
7
7
7
7
7
6
6
6
4
5
6
7
7

Chance of Frost

Temperature (°C)

17
15
13
11
11
10
9
8
9
12
14
16
17
19
20
21
21
20
19
16
13
12
11
10

Feels Like (°C)

16
14
12
10
10
9
8
7
8
10
12
15
16
17
18
19
19
19
18
15
12
10
9
8

Dew Point (°C)

14
12
10
9
8
7
7
6
6
5
5
4
3
2
2
1
0
-0
0
2
1
-1
-2
-2

Relative Humidity (%)

81
82
82
83
84
84
85
87
78
63
53
43
37
32
29
27
25
25
27
39
42
41
40
43

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 1%

05:29

18:41

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
15 Good
16 OK
17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
23 Good

Sun - Rise: 06:53, Set: 19:06, Transit: 13:00. Moon - Rise: 05:29, Set: 18:41. Civil Dark: 19:35 - 06:24. Nautical Dark: 20:09 - 05:50. Astro Dark: 20:44 - 05:15

Total Clouds (% Sky Obscured)

3
8
12
10
3
3
3
2
3
4
4
6
4
18
3
3
19
17
5
5
23
33
31
17

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)

3
8
12
10
3
3
3
2
3
4
3
5
3
18
3
3
19
17
5
5
20
23
19
17

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

Chance of Frost

Temperature (°C)

9
9
8
7
7
6
6
5
7
10
12
14
16
18
19
19
19
19
18
14
12
11
10
9

Feels Like (°C)

7
6
5
5
4
3
3
3
4
6
9
11
13
15
15
17
17
15
14
11
9
8
7
7

Dew Point (°C)

-2
-2
-2
-2
-2
-3
-3
-3
-2
-3
-3
-4
-5
-6
-7
-7
-7
-7
-6
-5
-5
-5
-5
-5

Relative Humidity (%)

46
47
48
51
52
52
56
58
53
42
35
29
23
20
17
16
16
17
20
26
31
33
34
36

Pressure (mb)

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

Ozone (du)

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

Sunday 21

New Moon 0%

06:36

18:57

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

Sun - Rise: 06:54, Set: 19:05, Transit: 12:59. Moon - Rise: 06:36, Set: 18:57. Civil Dark: 19:33 - 06:25. Nautical Dark: 20:07 - 05:51. Astro Dark: 20:42 - 05:16

Total Clouds (% Sky Obscured)

4
15
2
7
28
64
84
79
87
100
100
99
100
97
39
5
6
5
8
13
33
51
86
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
4
3
0
0
4
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
7
53
33
17
13
28
4
8
15
6
2
2
1
1
1
1
1
0
0
0

High Clouds (% Sky Obscured)

4
13
2
6
13
11
60
78
87
100
100
98
100
95
32
4
2
1
8
10
27
30
86
90

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
1
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
6
6
6
5
5
5
5
6
9
10
11
11
10
10
10
10
9
9
9
10
10
11

Chance of Frost

Temperature (°C)

9
8
8
7
7
7
7
7
10
14
17
18
19
20
21
23
23
23
22
21
20
20
19
19

Feels Like (°C)

6
6
5
5
5
5
4
4
7
11
13
15
16
18
19
22
22
22
21
19
18
18
18
17

Dew Point (°C)

-5
-4
-4
-4
-3
-3
-2
0
2
5
9
10
10
10
10
10
10
11
12
11
12
13
13
14

Relative Humidity (%)

39
41
43
45
48
51
55
59
56
55
59
58
57
52
47
44
43
45
52
55
58
65
69
71

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1022
1021
1020
1019
1019
1018
1018
1018
1017
1017

Ozone (du)

289
290
289
287
287
287
289
291
291
290
288
285
284
281
281
281
281
278
277
276
276
276
276
275

Monday 22

Waxing Crescent 1%

07:42

19:14

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:55, Set: 19:03, Transit: 12:59. Moon - Rise: 07:42, Set: 19:14. Civil Dark: 19:32 - 06:26. Nautical Dark: 20:06 - 05:52. Astro Dark: 20:40 - 05:17

Total Clouds (% Sky Obscured)

93
96
74
99
93
95
100
100
100
100
100
100
100
100
99
99
98
99
99
99
95
100
100
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
23
36
55
76
98
95
88
85
78
71
64
53
47
36
48
60
69
64

Medium Clouds (% Sky Obscured)

0
4
14
33
48
73
89
89
83
73
72
66
59
52
49
47
55
41
38
20
11
18
74
52

High Clouds (% Sky Obscured)

93
96
73
99
93
95
100
100
86
74
64
77
89
100
97
93
88
92
96
97
95
100
100
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
3
2
4
9
9
9
9
8
7
7

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

Precipitation Probability (%)

5
0
0
0
0
5
9
14
31
47
63
61
73
84
95
95
82
30
25
17
16
23
29
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
1.9
0.8
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
12
12
12
12
12
12
12
12
12
11
11
9
7
7
7
7
6
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
76
77
79
82
83
82
81
78
74
75
79
67
85
95
96
98
96
93
98
98
98
98

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

276
276
275
274
274
275
275
274
274
274
273
272
271
272
271
272
271
272
273
275
277
277
277
278

Tuesday 23

Waxing Crescent 4%

08:47

19:32

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
20 Bad
21 Bad
22 OK
23 Bad

Sun - Rise: 06:56, Set: 19:01, Transit: 12:59. Moon - Rise: 08:47, Set: 19:32. Civil Dark: 19:30 - 06:27. Nautical Dark: 20:04 - 05:53. Astro Dark: 20:38 - 05:19

Total Clouds (% Sky Obscured)

73
100
100
100
100
100
100
100
98
96
95
84
66
85
93
87
76
63
53
42
39
35
32
37

Low Clouds (% Sky Obscured)

60
56
60
70
71
80
87
95
83
72
61
67
66
73
52
44
36
39
43
42
39
35
32
37

Medium Clouds (% Sky Obscured)

11
2
8
17
18
20
18
17
17
13
13
9
4
2
2
4
11
16
19
23
19
14
7
4

High Clouds (% Sky Obscured)

73
100
100
100
100
100
100
100
97
93
88
11
5
1
40
20
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
7
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
None
None
None
None
None
None
None
None
None
Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
6
11
9
1
7
3
1
10
21
38
37
42
48
15
21
23
22
24
26
19
13
4
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
15
15
16
18
20
22
23
25
25
24
23
23
21
19
18
17
17
16

Feels Like (°C)

18
18
17
17
16
15
15
15
16
18
20
21
23
26
25
25
25
25
24
24
23
18
19
18

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
96
96
95
95
93
92
83
72
59
49
42
44
51
57
65
73
80
89
89
90
90

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1012
1014
1014
1014
1015
1015
1016
1016
1017
1018

Ozone (du)

278
279
279
280
281
282
283
285
284
285
288
290
290
291
291
292
293
294
294
294
295
292
290
288

Wednesday 24

Waxing Crescent 8%

09:52

19:52

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

Sun - Rise: 06:57, Set: 18:59, Transit: 12:58. Moon - Rise: 09:52, Set: 19:52. Civil Dark: 19:28 - 06:29. Nautical Dark: 20:02 - 05:55. Astro Dark: 20:36 - 05:20

Total Clouds (% Sky Obscured)

48
56
54
51
47
30
15
0
0
0
0
2
3
5
11
16
18
17
15
13
9
6
4
13

Low Clouds (% Sky Obscured)

39
34
32
33
33
22
11
0
0
0
0
2
3
5
11
16
18
17
15
13
9
6
4
13

Medium Clouds (% Sky Obscured)

2
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8

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 (%)

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

Chance of Frost

Temperature (°C)

16
15
15
15
14
13
13
13
13
15
17
19
20
21
23
22
22
22
20
18
16
15
14
13

Feels Like (°C)

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

Dew Point (°C)

14
14
14
13
13
12
12
12
11
11
11
11
10
9
8
7
7
6
6
6
6
6
6
7

Relative Humidity (%)

90
90
89
90
92
93
92
90
90
78
67
58
50
44
38
37
36
35
40
45
51
55
59
64

Pressure (mb)

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

Ozone (du)

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

Thursday 25

Waxing Crescent 14%

10:58

20:15

Sun - Rise: 06:59, Set: 18:57, Transit: 12:58. Moon - Rise: 10:58, Set: 20:15. Civil Dark: 19:26 - 06:30. Nautical Dark: 20:00 - 05:56. Astro Dark: 20:34 - 05:21

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 19/09/25 00:40:47. Forecast: 19/09/25 to 25/09/25. Timezone: UTC-4.00