Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waning Gibbous 48%

22:53

13:09

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
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

Sun - Rise: 06:59, Set: 16:36, Transit: 11:46. Moon - Rise: 22:53, Set: 13:09. Civil Dark: 17:07 - 06:27. Nautical Dark: 17:43 - 05:51. Astro Dark: 18:18 - 05:16

Total Clouds (% Sky Obscured)

98
96
98
100
100
100
100
91
39
33
27
100
100
99
88
100
100
99
99
93
96
99
100
99

Low Clouds (% Sky Obscured)

85
82
78
76
21
40
70
75
39
33
27
27
11
62
59
96
74
67
74
71
85
84
85
83

Medium Clouds (% Sky Obscured)

48
43
36
92
100
100
98
45
3
12
0
59
100
72
69
84
100
97
98
92
94
94
99
73

High Clouds (% Sky Obscured)

0
0
0
6
8
3
4
54
0
0
0
100
100
97
16
5
17
40
48
37
48
69
29
24

ISS Passover

Visibility (miles)

5
8
9
9
9
9
9
9
9
9
9
9
9
9
9
6
8
1
9
6
0
0
0
0

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
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

7
7
3
6
1
0
0
1
4
1
0
0
0
0
0
1
7
1
6
46
70
69
60
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.4
0.3
0.2

Wind Speed/Direction (mph)

10
10
11
11
12
12
12
11
12
12
10
9
6
5
4
4
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

-4
-3
-3
-3
-1
-1
-1
-1
-1
-1
-2
-2
-3
-3
-4
-5
-4
-3
-2
-3
-3
-2
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
81
76
75
70
70
74
80
81
83
87
89
91
94
96
96
94
96
98
98
98
100
98

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1002
1003
1004
1005
1005
1005
1005
1004
1005
1004
1004
1003
1003
1003
1003
1002
1002

Ozone (du)

386
382
384
389
386
383
382
381
373
359
361
368
366
367
361
356
354
354
354
349
342
335
329
327

Wednesday 12

Third Quarter 37%

00:05

13:31

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:00, Set: 16:35, Transit: 11:47. Moon - Rise: 00:05, Set: 13:31. Civil Dark: 17:06 - 06:28. Nautical Dark: 17:42 - 05:52. Astro Dark: 18:17 - 05:17

Total Clouds (% Sky Obscured)

99
98
99
97
99
98
99
99
97
98
98
96
95
95
96
97
95
95
97
90
95
94
99
97

Low Clouds (% Sky Obscured)

87
90
94
73
81
82
85
73
83
86
92
83
86
78
45
76
77
58
77
64
76
80
84
84

Medium Clouds (% Sky Obscured)

95
68
86
90
95
92
91
96
92
95
66
39
50
54
64
60
44
45
89
63
87
30
36
29

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
53
20
15
34
34
22
11
0
0
0
0
0

Precipitation Type

Snow
None
None
None
None
None
None
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
25
9
8
12
24
29
25
29
41
49
39
32
18
18
12
14
3
4
8
6
6
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
-1
-1
-1
-1

Feels Like (°C)

-3
-3
-2
-2
-1
-1
-2
-1
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-5
-4

Dew Point (°C)

-0
0
1
1
2
2
1
2
1
1
1
1
1
1
1
1
1
-0
-1
-1
-1
-1
-2
-2

Relative Humidity (%)

98
98
98
98
98
100
98
100
100
100
100
100
100
100
100
98
98
94
94
94
96
96
96
94

Pressure (mb)

1002
1002
1001
1001
1000
1000
1000
1000
1000
1001
1001
1001
1002
1002
1003
1003
1004
1005
1005
1006
1006
1007
1007
1008

Ozone (du)

325
319
314
312
311
311
311
313
316
319
322
325
326
328
332
333
334
333
333
337
343
346
340
334

Thursday 13

Waning Crescent 28%

01:14

13:50

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

Sun - Rise: 07:01, Set: 16:33, Transit: 11:47. Moon - Rise: 01:14, Set: 13:50. Civil Dark: 17:05 - 06:29. Nautical Dark: 17:41 - 05:53. Astro Dark: 18:16 - 05:19

Total Clouds (% Sky Obscured)

99
96
98
98
87
69
95
93
85
45
16
29
48
23
39
48
51
62
55
73
58
79
70
50

Low Clouds (% Sky Obscured)

81
80
79
88
86
55
65
64
61
42
6
15
28
23
2
17
14
11
6
36
45
74
67
48

Medium Clouds (% Sky Obscured)

42
34
47
43
41
40
52
50
58
30
8
22
48
11
39
48
51
58
55
41
19
7
4
1

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
7
8
7
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 (%)

7
23
24
16
15
26
14
23
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
0
1
1
2
2
1
0
-0
-1
-1
-2
-2
-2
-3
-3
-3
-4
-4
-4
-4
-4
-4
-3

Relative Humidity (%)

91
93
96
94
93
91
89
88
88
88
91
89
92
94
94
94
94
94
94
94
92
92
91
89

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1010
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016

Ozone (du)

326
322
317
314
314
315
315
313
315
317
318
318
319
320
324
325
325
325
325
325
330
335
337
339

Friday 14

Waning Crescent 19%

02:20

14:07

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

Sun - Rise: 07:03, Set: 16:32, Transit: 11:47. Moon - Rise: 02:20, Set: 14:07. Civil Dark: 17:04 - 06:31. Nautical Dark: 17:40 - 05:55. Astro Dark: 18:15 - 05:20

Total Clouds (% Sky Obscured)

52
42
47
70
73
71
70
75
65
37
40
43
38
34
26
25
31
27
29
23
22
41
61
69

Low Clouds (% Sky Obscured)

50
37
45
67
70
68
70
75
65
31
33
35
36
33
26
25
28
27
26
23
21
21
27
30

Medium Clouds (% Sky Obscured)

1
1
2
3
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
1
0
1
24
45
52

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
2
4
9
26
25
10
8
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
6
7
8
8
7
7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5

Chance of Frost

Temperature (°C)

-1
0
1
2
2
2
2
1
-1
-1
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-4
-4
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
78
74
71
70
74
76
81
87
87
87
87
86
87
87
89
87
89
87
87
89
87
87
84

Pressure (mb)

1017
1017
1017
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

338
335
331
329
328
328
328
332
335
334
336
340
340
338
335
337
336
336
333
329
325
322
321
320

Saturday 15

Waning Crescent 18%

03:25

14:23

09 Bad
10 OK
11 OK
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 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:04, Set: 16:31, Transit: 11:47. Moon - Rise: 03:25, Set: 14:23. Civil Dark: 17:03 - 06:32. Nautical Dark: 17:39 - 05:56. Astro Dark: 18:14 - 05:21

Total Clouds (% Sky Obscured)

77
43
48
56
57
61
57
67
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
43
48
56
57
61
57
57
43
26
30
33
37
58
79
100
100
100
100
95
90
85
85
86

Medium Clouds (% Sky Obscured)

0
8
16
24
27
29
24
27
82
92
85
80
77
83
90
97
98
99
100
100
100
100
100
100

High Clouds (% Sky Obscured)

54
18
9
1
26
49
57
67
97
100
100
100
100
100
100
100
100
100
100
100
100
100
99
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
6
4
1
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
27
44
60
71
79
87
93
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.5
0.6
0.7
0.7
0.8
0.7
0.5

Wind Speed/Direction (mph)

6
6
7
6
6
6
5
4
3
2
3
3
2
2
3
4
5
5
5
5
6
6
7
8

Chance of Frost

Temperature (°C)

-2
-1
-0
0
1
1
1
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
74
68
66
65
65
70
80
86
84
83
84
86
84
86
86
87
86
86
86
89
92
94
94

Pressure (mb)

1017
1017
1016
1015
1014
1014
1013
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000
999
998

Ozone (du)

318
314
310
305
301
297
294
293
293
294
299
297
295
293
291
290
288
287
285
284
283
282
280
280

Sunday 16

Waning Crescent 12%

04:31

14:39

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:05, Set: 16:30, Transit: 11:47. Moon - Rise: 04:31, Set: 14:39. Civil Dark: 17:03 - 06:33. Nautical Dark: 17:39 - 05:57. Astro Dark: 18:14 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
98
98
98
98
97
96
96
98
99
100
99
99
98
95
92
89
92
94

Low Clouds (% Sky Obscured)

87
86
84
83
84
86
87
87
84
83
77
72
66
68
70
72
74
76
77
69
62
57
69
79

Medium Clouds (% Sky Obscured)

100
100
100
99
97
96
95
96
97
97
93
88
83
73
63
53
40
36
34
49
52
52
52
50

High Clouds (% Sky Obscured)

97
86
80
70
67
82
30
24
14
9
18
32
38
27
13
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

93
95
95
95
95
95
71
74
76
76
66
53
33
27
23
19
20
18
13
14
13
8
13
14

Precipitation Amount (mm)

0.5
0.6
0.7
0.7
0.8
0.7
0.3
0.3
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
7
6
5
5
4
5
3
5
6
8
9
11
11
12
12
12
12
13
12
12
12
12

Chance of Frost

Temperature (°C)

-1
-1
-1
-0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
0
-1
-1
-2
-1

Feels Like (°C)

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

Dew Point (°C)

-2
-1
-1
-1
-0
0
0
0
0
0
1
1
1
1
1
1
0
-1
-1
-2
-3
-3
-4
-3

Relative Humidity (%)

96
98
96
96
98
98
98
98
100
98
100
98
98
98
96
94
93
91
88
86
84
86
86
86

Pressure (mb)

997
996
995
995
994
994
993
993
994
994
995
996
996
997
998
998
999
1000
1001
1001
1002
1003
1004
1004

Ozone (du)

280
280
281
281
281
283
285
287
290
292
295
297
299
301
301
301
301
302
304
305
302
299
296
297

Monday 17

Waning Crescent 6%

05:36

14:56

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 OK
23 OK
00 OK

Sun - Rise: 07:07, Set: 16:30, Transit: 11:47. Moon - Rise: 05:36, Set: 14:56. Civil Dark: 17:02 - 06:34. Nautical Dark: 17:38 - 05:58. Astro Dark: 18:13 - 05:23

Total Clouds (% Sky Obscured)

97
96
95
93
93
93
93
82
74
57
45
29
17
21
26
34

Low Clouds (% Sky Obscured)

86
85
85
83
79
75
71
71
71
57
45
29
17
21
26
34

Medium Clouds (% Sky Obscured)

38
29
29
26
29
36
44
57
57
56
36
9
1
7
15
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
8
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
18
22
25
23
20
17
15
13
7
7
5
1
2
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
13
13
13
13
12
12
12
11
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-7
-7
-6
-6
-6
-5
-6
-6
-6
-6
-6
-6
-6

Dew Point (°C)

-4
-4
-3
-3
-3
-3
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5

Relative Humidity (%)

84
83
83
81
80
80
80
78
81
81
84
84
86
86
86
86

Pressure (mb)

1005
1006
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011
1011
1012
1012
1013

Ozone (du)

297
298
299
300
301
302
303
304
305
305
305
307
308
310
308
305

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

Generated: 11/11/25 09:26:27. Forecast: 11/11/25 to 17/11/25. Timezone: UTC-5.00