Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 84%

17:30

02:50

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

Sun - Rise: 06:55, Set: 18:54, Transit: 12:54. Moon - Rise: 17:30, Set: 02:50. Civil Dark: 19:23 - 06:26. Nautical Dark: 19:58 - 05:51. Astro Dark: 20:33 - 05:16

Total Clouds (% Sky Obscured)

26
20
16
12
0
0
0
16
0
0
0
0
0
0
0
0
10
35
34
29
80
96
94
92

Low Clouds (% Sky Obscured)

0
4
8
0
0
0
0
15
0
0
0
0
0
0
0
0
8
22
32
27
23
31
38
32

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
0
0
0
0
0
0
0
0
0
2
11
6
7
75
94
86
84

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)

4
5
7
7
12
12
12
12
12
11
10
8
7
7
7
7
7
6
5
6
6
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
15
17
18
19
19
18
18
17
15
14
12
12
11
11
10
10
10
9
7
7
7

Dew Point (°C)

7
7
7
7
9
8
8
8
8
9
9
9
9
8
8
8
7
7
8
8
7
7
7
7

Relative Humidity (%)

71
61
57
51
48
45
42
41
43
47
54
61
69
72
72
75
76
80
83
84
85
87
87
87

Pressure (mb)

1023
1024
1024
1025
1024
1024
1024
1024
1024
1024
1025
1026
1027
1028
1028
1028
1028
1029
1029
1029
1030
1030
1030
1031

Ozone (du)

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

Tuesday 26

Waxing Gibbous 92%

17:59

04:15

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

Sun - Rise: 06:56, Set: 18:52, Transit: 12:53. Moon - Rise: 17:59, Set: 04:15. Civil Dark: 19:21 - 06:27. Nautical Dark: 19:56 - 05:52. Astro Dark: 20:31 - 05:17

Total Clouds (% Sky Obscured)

75
91
89
62
73
88
65
39
22
33
33
37
74
100
100
99
100
99
81
62
47
31
44
45

Low Clouds (% Sky Obscured)

0
0
0
6
19
21
10
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)

82
93
92
71
72
81
60
43
30
46
52
51
81
100
100
98
99
99
77
56
47
40
53
47

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
10
13
15
16
16
17
17
16
15
12
10
9
8
7
7
7
6
6
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

81
71
64
58
53
49
46
43
39
39
50
57
64
68
72
72
72
72
70
70
73
74
75
75

Pressure (mb)

1032
1032
1032
1032
1031
1031
1030
1030
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

274
277
276
274
274
274
274
275
276
276
276
276
277
278
277
276
275
274
274
273
273
274
274
273

Wednesday 27

Waxing Gibbous 98%

18:23

05:39

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 OK
05 OK
06 OK
07 OK

Sun - Rise: 06:57, Set: 18:50, Transit: 12:53. Moon - Rise: 18:23, Set: 05:39. Civil Dark: 19:19 - 06:28. Nautical Dark: 19:54 - 05:54. Astro Dark: 20:29 - 05:19

Total Clouds (% Sky Obscured)

88
91
90
100
100
100
100
100
83
55
56
64
100
80
63
87
85
99
78
50
36
38
20
21

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
2
4
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
26
20
11
1
1
0
0

High Clouds (% Sky Obscured)

86
89
86
100
100
100
100
100
83
60
61
72
100
84
70
90
88
98
79
48
45
44
16
19

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

Chance of Frost

Temperature (°C)

9
12
15
17
18
19
20
20
20
20
18
16
14
13
12
11
11
11
10
10
9
8
8
8

Feels Like (°C)

8
10
13
15
16
17
18
17
18
18
17
14
12
11
10
9
10
9
9
8
8
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

69
58
49
43
40
39
37
38
40
44
55
60
65
70
75
79
81
81
84
87
90
93
93
95

Pressure (mb)

1030
1030
1030
1030
1029
1029
1028
1027
1027
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

274
273
272
272
272
273
274
274
275
275
276
277
278
278
278
278
278
279
280
280
280
280
280
279

Thursday 28

Waxing Gibbous 100%

18:44

07:01

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

Sun - Rise: 06:59, Set: 18:48, Transit: 12:53. Moon - Rise: 18:44, Set: 07:01. Civil Dark: 19:17 - 06:29. Nautical Dark: 19:52 - 05:55. Astro Dark: 20:27 - 05:20

Total Clouds (% Sky Obscured)

17
14
32
41
14
14
11
21
17
30
6
6
9
10
6
9
16
22
28
33
43
44
47
48

Low Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
12
19
28
36
44
51
54

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

15
10
28
38
10
11
8
20
17
32
5
5
6
7
3
2
4
4
2
2
5
2
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)

3
3
4
4
4
4
4
5
5
5
4
4
3
4
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

9
12
15
18
19
20
22
22
22
22
19
17
15
14
13
12
11
11
10
10
10
9
9
9

Feels Like (°C)

9
12
15
17
18
21
22
21
21
21
19
17
16
14
13
13
12
11
11
10
10
10
10
9

Dew Point (°C)

7
8
8
9
9
9
10
9
10
10
12
12
11
10
10
10
10
9
9
9
9
8
9
8

Relative Humidity (%)

88
75
65
57
52
48
46
44
45
48
60
72
78
79
84
87
90
90
93
95
95
95
96
96

Pressure (mb)

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

Ozone (du)

279
278
277
278
278
277
277
278
278
279
279
280
280
281
281
281
282
282
282
281
281
280
281
281

Friday 29

Full Moon 99%

19:04

No Set

08 OK
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
00 Good
01 Good
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 07:00, Set: 18:46, Transit: 12:52. Moon - Rise: 19:04, Set: No Set. Civil Dark: 19:15 - 06:31. Nautical Dark: 19:50 - 05:56. Astro Dark: 20:25 - 05:21

Total Clouds (% Sky Obscured)

35
17
3
4
6
6
10
13
13
8
4
0
2
4
6
7
9
16
20
24
32
36
39
39

Low Clouds (% Sky Obscured)

34
16
1
2
3
5
8
13
16
11
5
0
0
0
0
11
22
31
31
30
32
31
33
36

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)

2
2
3
3
3
0
0
0
0
0
0
0
2
4
6
4
2
0
0
0
0
1
2
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
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
3
3
3
4
4
4
4
4
3
3
2
2
2
3
2
2
1
2
2
2
2
2

Chance of Frost

Temperature (°C)

10
12
15
17
19
20
22
22
22
22
19
17
15
14
14
13
12
11
11
11
10
10
10
11

Feels Like (°C)

10
13
15
17
20
21
22
22
23
22
21
18
17
16
16
15
15
14
14
12
12
12
12
12

Dew Point (°C)

8
9
9
8
8
8
8
8
8
9
10
10
10
10
10
10
10
9
9
9
9
9
9
9

Relative Humidity (%)

91
80
66
54
48
45
41
40
41
43
55
65
72
76
80
84
87
87
90
90
90
90
88
88

Pressure (mb)

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

Ozone (du)

280
280
280
279
279
279
278
278
277
276
276
276
273
274
275
276
275
274
273
272
271
271
270
270

Saturday 30

Waning Gibbous 95%

19:25

08:22

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

Sun - Rise: 07:01, Set: 18:44, Transit: 12:52. Moon - Rise: 19:25, Set: 08:22. Civil Dark: 19:13 - 06:32. Nautical Dark: 19:48 - 05:58. Astro Dark: 20:23 - 05:23

Total Clouds (% Sky Obscured)

23
9
0
28
56
83
64
40
22
35
50
60
60
60
55
46
41
33
23
17
11
31
52
71

Low Clouds (% Sky Obscured)

24
12
0
0
1
1
1
0
0
0
0
0
7
11
11
5
2
0
1
2
3
25
45
64

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
2
2
3
17
30
41
29
16
5
6
8
9
9
9
10

High Clouds (% Sky Obscured)

2
1
0
29
62
93
70
45
23
41
57
65
60
60
60
49
39
31
16
9
1
5
10
15

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
1
4
8
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)

1
1
1
2
2
3
3
3
3
3
2
2
2
1
1
1
1
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

11
14
16
19
20
21
22
22
22
22
21
19
17
16
16
15
15
14
13
13
13
12
12
12

Feels Like (°C)

11
14
15
16
17
19
20
23
22
22
22
23
23
15
15
15
15
15
14
13
13
12
12
12

Dew Point (°C)

9
10
10
11
10
10
11
10
11
11
10
10
10
10
10
10
10
10
10
10
10
9
9
9

Relative Humidity (%)

87
76
67
59
54
50
47
46
47
47
51
57
64
66
68
70
74
78
82
81
83
81
80
79

Pressure (mb)

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

Ozone (du)

269
269
268
268
268
267
267
267
268
268
267
267
266
267
268
269
268
268
268
267
267
266
266
265

Sunday 1

Waning Gibbous 89%

19:48

09:43

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 OK
01 OK

Sun - Rise: 07:03, Set: 18:42, Transit: 12:52. Moon - Rise: 19:48, Set: 09:43. Civil Dark: 19:12 - 06:33. Nautical Dark: 19:46 - 05:59. Astro Dark: 20:21 - 05:24

Total Clouds (% Sky Obscured)

66
64
65
70
70
70
65
65
60
60
60
55
50
45
45
40
30
25

Low Clouds (% Sky Obscured)

52
39
26
29
36
46
52
59
70
73
71
70
67
68
60
44
33
26

Medium Clouds (% Sky Obscured)

28
50
70
66
58
49
30
15
0
0
0
0
4
7
12
10
7
5

High Clouds (% Sky Obscured)

22
28
38
43
54
50
50
45
45
45
50
50
50
54
54
54
54
45

ISS Passover

Visibility (miles)

8
8
8
8
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 (%)

18
23
27
33
36
36
30
21
1
4
4
2
4
4
0
4
6
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
14
15
17
17
19
20
24
23
24
23
22
21
18
19
18
18
18

Dew Point (°C)

9
11
12
14
16
18
19
20
20
20
20
19
18
17
16
16
15
15

Relative Humidity (%)

77
75
73
72
73
75
77
79
81
84
87
88
89
89
89
90
90
92

Pressure (mb)

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

Ozone (du)

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

Forecast for ByWard Market, Ottawa, Canada (45.42,-75.69)

Generated: 25/09/23 08:34:52. Forecast: 25/09/23 to 01/10/23. Timezone: UTC-4.00