Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waning Gibbous 76%

01:16

09:10

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

Sun - Rise: 06:23, Set: 20:04, Transit: 13:13. Moon - Rise: 01:16, Set: 09:10. Civil Dark: 20:35 - 05:52. Nautical Dark: 21:11 - 05:14. Astro Dark: 21:51 - 04:34

Total Clouds (% Sky Obscured)

35
36
42
23
5
4
6
8
5
2
6
26
39
30
10
12
36
33
9
47
46
68
100
100

Low Clouds (% Sky Obscured)

25
36
42
19
3
3
3
2
2
2
5
25
33
19
3
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

34
14
15
0
0
1
2
4
3
0
0
0
0
2
2
2
0
0
1
47
21
9
49
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
12
36
31
7
47
33
59
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)

8
8
7
6
6
5
5
6
7
7
8
10
12
12
12
12
12
11
10
9
9
9
8
5

Chance of Frost

Temperature (°C)

5
4
3
3
2
1
1
1
0
0
0
2
4
5
7
8
10
11
11
12
12
11
10
7

Feels Like (°C)

3
2
-1
0
0
0
-2
-1
-2
-2
-2
-2
-0
2
3
4
5
5
8
9
8
7
5
4

Dew Point (°C)

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

Relative Humidity (%)

76
83
89
88
89
89
89
91
91
89
84
72
56
48
42
37
33
28
27
28
29
32
39
52

Pressure (mb)

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

Ozone (du)

426
428
431
432
431
426
422
418
418
419
417
419
423
420
415
411
407
406
400
398
394
391
389
388

Friday 18

Waning Gibbous 67%

02:09

10:09

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:21, Set: 20:05, Transit: 13:13. Moon - Rise: 02:09, Set: 10:09. Civil Dark: 20:36 - 05:50. Nautical Dark: 21:13 - 05:12. Astro Dark: 21:53 - 04:31

Total Clouds (% Sky Obscured)

100
100
100
100
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
70
70
85
85
85
90
90
87
43
97
98
95
92
86
84
85
83
77
81
77
84

Medium Clouds (% Sky Obscured)

100
100
100
93
96
98
49
44
72
94
100
100
100
98
100
100
100
46
24
4
52
50
23
38

High Clouds (% Sky Obscured)

100
100
100
100
61
0
40
100
100
100
100
100
95
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
0
0
0
0
0
0
0
0
4
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
13
19
10
31
33
22
3
0
0
7
73
95
93
89
28
18
15
11
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
0.5
0.5
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-2
-2
-2
-1
0
1
2
2
2
2
3
3
4
5
5
6
7
8
8
7
8
8
8

Relative Humidity (%)

59
57
60
60
68
76
82
85
86
85
85
82
83
91
96
96
98
96
95
96
96
96
96
96

Pressure (mb)

1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1017
1016
1015
1015
1013
1012
1011
1010
1009
1009
1008
1008
1008

Ozone (du)

388
388
387
386
388
390
385
378
372
370
367
365
363
363
361
359
358
358
359
356
357
356
352
350

Saturday 19

Waning Gibbous 57%

02:52

11:16

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

Sun - Rise: 06:19, Set: 20:07, Transit: 13:13. Moon - Rise: 02:52, Set: 11:16. Civil Dark: 20:38 - 05:48. Nautical Dark: 21:14 - 05:10. Astro Dark: 21:55 - 04:29

Total Clouds (% Sky Obscured)

100
100
100
92
92
100
100
100
100
100
100
50
74
83
75
77
29
41
39
40
41
41
47
50

Low Clouds (% Sky Obscured)

78
73
72
77
78
57
40
34
16
11
19
24
74
83
75
55
24
31
23
30
33
36
41
47

Medium Clouds (% Sky Obscured)

52
50
73
67
64
86
67
66
63
0
0
2
2
35
40
50
0
0
10
21
31
31
30
30

High Clouds (% Sky Obscured)

100
100
86
72
37
100
74
67
100
100
100
50
14
15
15
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
5
0
3
1
5
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 (%)

12
1
16
22
15
2
1
15
16
4
1
0
1
13
13
2
0
0
0
1
0
2
2
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
10
9
9
9
8
8
8
10
10
11
14
16
17
17
16
19
20
20
20
19
20
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
6
6
6
7
7
8
8
8
8
7
8
5
3
2
3
3
3
3
2
2
1
0

Dew Point (°C)

8
8
8
8
8
8
8
9
10
9
9
7
4
3
3
3
-2
-4
-4
-4
-5
-5
-5
-4

Relative Humidity (%)

98
98
98
98
98
98
96
96
95
90
88
75
65
60
70
75
46
39
40
40
40
42
46
50

Pressure (mb)

1009
1008
1007
1007
1006
1006
1005
1005
1004
1004
1004
1005
1005
1005
1005
1006
1005
1005
1005
1006
1006
1006
1007
1008

Ozone (du)

347
346
344
345
343
340
339
339
338
339
341
345
344
346
351
369
387
384
391
404
415
421
426
429

Sunday 20

Third Quarter 46%

03:27

12:29

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

Sun - Rise: 06:18, Set: 20:08, Transit: 13:13. Moon - Rise: 03:27, Set: 12:29. Civil Dark: 20:39 - 05:47. Nautical Dark: 21:16 - 05:08. Astro Dark: 21:57 - 04:27

Total Clouds (% Sky Obscured)

38
36
57
29
61
80
80
69
56
20
23
21
21
20
24
23
24
21
23
26
92
88
84
82

Low Clouds (% Sky Obscured)

37
36
53
29
61
79
77
65
54
19
23
21
21
20
24
23
24
20
17
15
16
15
16
14

Medium Clouds (% Sky Obscured)

20
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
63

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 (%)

1
1
0
2
2
1
1
3
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)

19
20
20
20
18
17
16
16
15
14
14
14
15
14
14
14
14
13
13
12
11
10
8
6

Chance of Frost

Temperature (°C)

5
5
4
4
4
4
4
4
4
3
4
4
5
6
8
9
10
10
11
11
10
10
9
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
56
59
63
72
68
66
67
68
69
69
68
61
54
49
44
40
37
35
35
35
39
48
60

Pressure (mb)

1009
1010
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1020
1021
1021
1020
1021
1021
1021
1021
1021
1022
1023

Ozone (du)

424
420
416
411
408
409
408
399
387
381
379
377
375
375
370
371
374
375
375
373
370
367
366
364

Monday 21

Waning Crescent 35%

03:55

13:45

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:16, Set: 20:09, Transit: 13:13. Moon - Rise: 03:55, Set: 13:45. Civil Dark: 20:40 - 05:45. Nautical Dark: 21:17 - 05:06. Astro Dark: 21:59 - 04:25

Total Clouds (% Sky Obscured)

81
79
78
76
69
52
65
76
90
93
96
100
96
91
84
92
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

7
4
0
0
0
0
0
6
22
50
38
46
49
51
54
60
80
69
79
90
100
100
100
100

Medium Clouds (% Sky Obscured)

71
38
30
15
69
52
65
76
90
93
96
78
81
82
82
87
91
96
97
99
100
92
82
75

High Clouds (% Sky Obscured)

9
18
27
20
12
9
37
66
75
88
95
100
80
51
14
9
5
0
0
0
0
0
5
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
6
3

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
21
34
46
58
63
61
64
69
75

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
2
3
2
2
2
2
2
3
3
4
5
6
8
9
9
9
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

6
5
4
3
3
3
2
3
3
3
4
5
6
7
8
9
8
7
6
5
5
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
66
68
69
70
68
68
65
65
64
64
59
52
54
54
55
64
74
84
88
91
96
96
96

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1021
1021
1020
1020

Ozone (du)

361
358
355
353
350
348
345
343
344
345
346
345
345
345
344
343
342
342
341
341
340
339
342
345

Tuesday 22

Waning Crescent 25%

04:19

15:03

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:14, Set: 20:10, Transit: 13:12. Moon - Rise: 04:19, Set: 15:03. Civil Dark: 20:42 - 05:43. Nautical Dark: 21:19 - 05:05. Astro Dark: 22:00 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
95
93
91
88
85
84
83
81
88
90
95
86
72
56

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
95
93
91
87
74
73
71
70
75
79
84
70
55
44

Medium Clouds (% Sky Obscured)

53
39
28
22
15
8
4
3
0
19
42
56
45
31
13
12
11
9
13
17
20
13
6
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
7
10
6
3
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
9
9
9
9
9
9
8
6

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

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

Precipitation Probability (%)

72
66
56
53
50
43
40
33
22
23
22
19
20
19
16
18
18
15
14
11
4
5
5
1

Precipitation Amount (mm)

0.3
0.3
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
9
9
9
9
9
8
7
5
4
3
4
5
6
8
9
10
12
11
12
12
11
11

Chance of Frost

Temperature (°C)

4
4
4
5
5
5
5
5
5
5
6
7
7
8
9
10
9
9
10
9
9
9
8
7

Feels Like (°C)

0
-0
0
0
0
0
0
1
1
1
1
2
2
6
7
8
7
8
9
6
5
5
4
4

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
96
96
96
98
98
98
98
100
96
96
95
95
95
93
93
93
93
93
96

Pressure (mb)

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

Ozone (du)

347
351
354
358
359
359
360
362
363
365
365
366
366
366
366
366
365
365
364
365
366
367
369
371

Wednesday 23

Waning Crescent 15%

04:40

16:22

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: 06:13, Set: 20:12, Transit: 13:12. Moon - Rise: 04:40, Set: 16:22. Civil Dark: 20:43 - 05:41. Nautical Dark: 21:20 - 05:03. Astro Dark: 22:02 - 04:20

Total Clouds (% Sky Obscured)

48
43
42
56
69
87
91
95
99
93
84
75
72
77
83
89
94
99

Low Clouds (% Sky Obscured)

48
40
37
49
62
74
72
73
69
52
43
35
23
14
0
0
1
1

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
2
3
3
3
2
2
5
10
25
36
43
46

High Clouds (% Sky Obscured)

2
2
0
0
0
0
1
3
4
4
3
2
25
47
69
59
71
92

ISS Passover

Visibility (miles)

4
6
8
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

Precipitation Type

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

Precipitation Probability (%)

2
1
0
0
1
1
4
4
2
3
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
5
5
4
4
4
3
3
3
4
5
6
8
10
13
13
12

Feels Like (°C)

3
1
0
0
0
0
0
-1
-1
-1
-1
-1
-1
3
3
4
6
7

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
93
91
89
89
89
89
89
85
79
75
62
51
42
44
46

Pressure (mb)

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

Ozone (du)

373
373
373
373
371
368
366
364
363
361
360
359
358
356
354
352
351
350

Forecast for Lower Sackville, Canada (44.78,-63.68)

Generated: 17/04/25 21:00:57. Forecast: 17/04/25 to 23/04/25. Timezone: UTC-3.00