Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waxing Gibbous 93%

17:42

04:25

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: 06:53, Set: 18:57, Transit: 12:54. Moon - Rise: 17:42, Set: 04:25. Civil Dark: 19:26 - 06:24. Nautical Dark: 20:01 - 05:49. Astro Dark: 20:36 - 05:14

Total Clouds (% Sky Obscured)

13
16
16
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

7
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
0
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)

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

Chance of Frost

Temperature (°C)

19
19
18
16
13
11
10
9
8
8
7
7
7
7
7
6
6
8
12
14
16
18
19
19

Feels Like (°C)

18
17
17
16
13
11
10
9
8
8
7
7
7
7
7
6
6
8
12
15
17
18
18
19

Dew Point (°C)

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

Relative Humidity (%)

42
43
46
58
68
73
78
80
82
82
84
85
87
85
85
85
87
75
63
54
48
43
39
37

Pressure (mb)

1035
1035
1035
1034
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1034
1033
1032

Ozone (du)

302
301
300
300
299
299
298
297
297
297
297
297
296
295
295
295
294
294
294
294
294
294
295
296

Thursday 24

Waxing Gibbous 97%

18:01

05:35

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: 18:55, Transit: 12:54. Moon - Rise: 18:01, Set: 05:35. Civil Dark: 19:25 - 06:25. Nautical Dark: 19:59 - 05:50. Astro Dark: 20:34 - 05:15

Total 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

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
0
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)

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

Chance of Frost

Temperature (°C)

20
20
19
17
14
12
11
10
10
9
9
9
8
8
8
8
8
9
13
16
19
20
21
22

Feels Like (°C)

19
19
19
18
14
13
11
11
10
9
8
8
8
8
8
8
8
8
12
16
18
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

36
37
42
56
62
65
68
72
74
76
75
74
71
71
70
71
73
68
61
54
49
45
42
41

Pressure (mb)

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

Ozone (du)

297
298
299
300
300
300
299
298
296
294
294
294
294
294
294
294
294
294
295
296
297
297
298
298

Friday 25

Waxing Gibbous 100%

18:19

06:47

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 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:55, Set: 18:53, Transit: 12:53. Moon - Rise: 18:19, Set: 06:47. Civil Dark: 19:23 - 06:26. Nautical Dark: 19:57 - 05:52. Astro Dark: 20:32 - 05:17

Total Clouds (% Sky Obscured)

0
0
1
0
9
0
0
0
0
17
17
0
1
2
5
27
21
60
80
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
9
0
0
0
0
15
16
0
0
0
0
0
0
0
0
0
0
0
0
9

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
17

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
0
0
1
2
5
27
21
60
80
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
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)

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

Chance of Frost

Temperature (°C)

23
23
22
20
17
15
13
12
11
11
10
10
10
9
9
9
9
11
14
17
19
20
21
22

Feels Like (°C)

23
23
23
21
17
15
13
12
11
11
10
10
9
9
9
9
8
10
12
15
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

40
39
45
59
68
70
75
79
78
78
77
78
78
81
82
85
85
79
67
59
51
47
44
44

Pressure (mb)

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

Ozone (du)

297
297
296
295
293
292
291
291
291
290
291
292
293
293
294
294
294
294
293
291
290
291
291
290

Saturday 26

Full Moon 100%

18:38

08:02

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
13 Bad
14 Bad

Sun - Rise: 06:57, Set: 18:51, Transit: 12:53. Moon - Rise: 18:38, Set: 08:02. Civil Dark: 19:21 - 06:27. Nautical Dark: 19:55 - 05:53. Astro Dark: 20:30 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
98
97
98
99
100
100
100
100
94
87
81
86
91
97
97
98
100
100

Low Clouds (% Sky Obscured)

21
34
29
26
21
14
7
0
0
0
0
0
0
0
0
0
0
0
0
0
26
49
72
75

Medium Clouds (% Sky Obscured)

33
50
52
53
50
53
52
50
47
44
41
45
53
57
49
41
34
40
47
55
58
71
61
90

High Clouds (% Sky Obscured)

100
100
100
100
100
99
97
96
97
99
100
100
100
100
92
83
74
73
78
81
85
90
97
98

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
1
0
0
2
2
1
1
0
0
0
0
0
0
0
1
5
1
0
9
10
9
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
43
49
55
65
66
67
68
68
61
60
61
61
62
60
61
63
63
63
56
45
42
41
50

Pressure (mb)

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

Ozone (du)

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

Sunday 27

Waning Gibbous 97%

18:58

09:19

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
13 Bad
14 Bad

Sun - Rise: 06:58, Set: 18:49, Transit: 12:53. Moon - Rise: 18:58, Set: 09:19. Civil Dark: 19:19 - 06:29. Nautical Dark: 19:53 - 05:54. Astro Dark: 20:28 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
96
92
92
91
87
81
75
73
71
74
78
82
81
81
83
87

Low Clouds (% Sky Obscured)

76
79
77
76
76
78
79
74
77
73
71
91
87
81
75
73
71
74
78
82
81
81
83
87

Medium Clouds (% Sky Obscured)

63
100
66
100
83
55
97
75
44
52
36
44
42
40
33
24
18
22
26
29
28
26
27
28

High Clouds (% Sky Obscured)

92
51
99
43
39
71
38
33
34
35
63
47
24
2
2
2
2
1
1
0
1
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 (%)

14
14
31
32
30
35
41
47
46
46
47
12
15
17
17
14
7
7
5
0
3
3
0
1

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
9
10
9
9
8
6
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

18
17
16
15
14
14
14
14
13
13
12
12
12
12
11
12
12
12
13
14
15
16
16
17

Feels Like (°C)

16
15
13
12
11
11
11
11
12
12
12
11
11
11
11
11
11
11
12
12
11
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

55
58
65
75
79
73
71
70
79
77
89
92
92
95
95
93
92
90
80
70
62
61
58
55

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

283
282
281
280
280
281
281
281
282
283
284
284
284
285
286
287
288
289
290
291
292
292
292
292

Monday 28

Waning Gibbous 92%

19:22

10:39

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 OK
10 OK
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 06:59, Set: 18:48, Transit: 12:52. Moon - Rise: 19:22, Set: 10:39. Civil Dark: 19:17 - 06:30. Nautical Dark: 19:51 - 05:56. Astro Dark: 20:26 - 05:21

Total Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
96
92
88
83
77
65
56
49
42
41
41
41
40
36
29
30

Low Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
96
92
88
83
77
65
56
49
42
41
41
41
40
36
22
16

Medium Clouds (% Sky Obscured)

32
33
37
41
44
37
37
34
29
28
27
35
40
45
40
40
40
34
26
21
14
7
0
2

High Clouds (% Sky Obscured)

2
3
5
7
7
5
4
3
5
6
7
6
7
7
8
8
10
8
5
3
7
12
17
23

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 (%)

1
0
1
2
1
1
1
0
1
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
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
3
3
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
18
17
17
17
13
13
14
13
14
14
12
12
13
13
13
13
13
14
13
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

59
64
69
73
75
79
82
83
84
87
90
92
93
93
95
93
93
93
82
73
65
58
53
48

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

290
288
287
285
283
281
280
280
279
279
279
279
278
278
278
278
279
279
278
277
277
276
276
276

Tuesday 29

Waning Gibbous 84%

19:51

11:59

15 OK
16 OK
17 OK
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: 07:00, Set: 18:46, Transit: 12:52. Moon - Rise: 19:51, Set: 11:59. Civil Dark: 19:15 - 06:31. Nautical Dark: 19:49 - 05:57. Astro Dark: 20:24 - 05:22

Total Clouds (% Sky Obscured)

31
32
43
54
64
76
88
100
100
99
99
99
99
100
99
99
98

Low Clouds (% Sky Obscured)

10
4
3
2
0
13
27
37
32
24
15
15
17
20
20
19
21

Medium Clouds (% Sky Obscured)

3
5
14
22
27
36
36
40
39
43
42
43
48
49
48
42
42

High Clouds (% Sky Obscured)

31
32
43
43
42
53
60
65
58
63
78
79
81
82
84
87
88

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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
4
5
4
18
24
30
40
47
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

24
23
23
23
23
24
15
15
16
15
15
15
12
13
13
13
12

Dew Point (°C)

11
11
11
12
12
13
13
13
13
13
12
12
12
11
11
11
11

Relative Humidity (%)

48
48
48
56
66
79
82
86
89
89
89
89
89
87
87
87
87

Pressure (mb)

1013
1013
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

275
273
272
272
272
272
272
272
272
271
270
270
269
268
267
267
267

Forecast for Civic Hospital, Ottawa, Canada (45.39,-75.72)

Generated: 23/09/26 15:54:55. Forecast: 23/09/26 to 29/09/26. Timezone: UTC-4.00