Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 80%

16:01

05:00

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
15 OK
16 OK
17 OK

Sun - Rise: 06:27, Set: 20:10, Transit: 13:19. Moon - Rise: 16:01, Set: 05:00. Civil Dark: 20:41 - 05:56. Nautical Dark: 21:18 - 05:19. Astro Dark: 21:59 - 04:38

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
94
94
100
100
100
100
100
100
100
100
100
100
100
87
64
27
41
32

Low Clouds (% Sky Obscured)

64
42
45
63
71
29
50
7
45
38
35
40
65
64
91
100
100
100
100
82
67
39
50
48

Medium Clouds (% Sky Obscured)

100
100
69
77
77
83
80
66
64
100
100
100
100
100
100
100
64
83
39
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
100
77
100
63
67
100
100
100
100
100
100
70
56
40
3
0
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
4
4
6
2
1
4
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
5
18
41
76
95
95
95
95
95
63
12
16
14
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
1.5
0.7
1.7
1
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
5
4
5
2
2
4
5
4
4
6
5
7
12
7
5
6
6
11
12
14
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
90
90
93
90
91
90
91
90
90
91
91
93
94
94
96
98
96
94
87
68
61
52

Pressure (mb)

1018
1017
1017
1018
1018
1017
1017
1016
1015
1015
1014
1013
1012
1011
1010
1009
1009
1009
1009
1009
1010
1010
1011
1011

Ozone (du)

375
367
362
358
352
348
345
346
343
344
344
346
347
351
354
360
362
362
360
364
367
368
370
374

Friday 19

Waxing Gibbous 87%

17:04

05:17

18 OK
19 OK
20 Bad
21 OK
22 OK
23 OK
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

Sun - Rise: 06:25, Set: 20:11, Transit: 13:19. Moon - Rise: 17:04, Set: 05:17. Civil Dark: 20:42 - 05:54. Nautical Dark: 21:20 - 05:17. Astro Dark: 22:00 - 04:36

Total Clouds (% Sky Obscured)

37
42
92
46
43
26
67
90
78
93
84
74
40
54
73
100
100
92
76
81
71
71
78
78

Low Clouds (% Sky Obscured)

55
43
29
35
25
26
5
65
39
79
49
62
47
58
36
64
87
73
64
71
61
56
61
62

Medium Clouds (% Sky Obscured)

29
46
47
55
41
21
29
45
32
55
39
49
31
53
40
100
100
69
35
9
2
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
5
2
3
4
4
5
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
Sleet
Sleet
Snow
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
15
15
4
1
4
7
11
27
61
60
54
39
35
18
16
12
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
12
10
9
8
8
8
10
10
10
10
11
11
13
15
18
17
18
20
21
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
63
61
62
64
69
76
79
72
75
76
77
80
79
75
68
66
67
62
63
64
59
60
58

Pressure (mb)

1012
1012
1013
1014
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

378
379
383
386
390
397
412
437
429
428
435
438
439
443
448
455
464
473
477
477
475
474
466
452

Saturday 20

Waxing Gibbous 93%

18:07

05:33

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

Sun - Rise: 06:24, Set: 20:13, Transit: 13:19. Moon - Rise: 18:07, Set: 05:33. Civil Dark: 20:43 - 05:53. Nautical Dark: 21:21 - 05:15. Astro Dark: 22:02 - 04:34

Total Clouds (% Sky Obscured)

69
31
26
37
34
53
54
37
41
37
33
2
6
62
45
19
21
34
28
19
22
24
31
18

Low Clouds (% Sky Obscured)

66
48
38
55
46
68
64
44
50
50
44
1
0
0
0
0
26
38
31
20
13
7
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
0
0
0
0
0
4
66
49
22
0
0
0
0
9
17
30
16

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
1
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 (%)

2
0
0
0
0
0
0
1
0
5
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
68
71
77
79
79
79
80
80
81
83
81
83
80
72
60
51
47
47
45
47
48
49
52

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1017
1017
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1013
1013

Ozone (du)

448
446
448
447
445
444
445
445
446
446
446
448
452
459
462
460
451
445
442
442
440
440
439
437

Sunday 21

Waxing Gibbous 97%

18:07

05:49

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

Sun - Rise: 06:22, Set: 20:14, Transit: 13:19. Moon - Rise: 18:07, Set: 05:49. Civil Dark: 20:45 - 05:51. Nautical Dark: 21:23 - 05:13. Astro Dark: 22:04 - 04:31

Total Clouds (% Sky Obscured)

10
0
4
14
42
51
66
23
70
51
64
55
50
40
27
6
2
1
1
0
8
15
25
35

Low Clouds (% Sky Obscured)

1
0
1
3
9
30
51
25
67
47
57
43
27
15
8
2
1
0
0
0
9
17
25
23

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
4
8
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
8
1
0
0
0
7
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)

18
16
15
14
11
11
15
15
14
16
14
13
11
9
9
8
7
6
6
6
6
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
65
67
68
76
82
76
77
79
74
81
86
77
70
65
61
56
52
48
49
49
51
52
55

Pressure (mb)

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

Ozone (du)

436
438
440
435
430
428
431
429
428
427
426
424
423
423
425
422
418
417
418
415
414
413
413
412

Monday 22

Waxing Gibbous 99%

19:11

06:06

18 OK
19 OK
20 OK
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

Sun - Rise: 06:21, Set: 20:15, Transit: 13:18. Moon - Rise: 19:11, Set: 06:06. Civil Dark: 20:46 - 05:49. Nautical Dark: 21:24 - 05:11. Astro Dark: 22:06 - 04:29

Total Clouds (% Sky Obscured)

28
27
19
78
74
80
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
1
0
0
1
4
25
30
34
21
19
40
35
31
37
35
30
34
52
71
54
48
39
60

Medium Clouds (% Sky Obscured)

14
18
12
12
9
23
81
100
100
100
100
95
90
86
89
93
96
98
99
100
92
80
65
66

High Clouds (% Sky Obscured)

8
10
12
38
41
58
78
100
100
100
100
100
91
86
88
93
100
100
100
100
100
100
100
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
6
5
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
5
6
6
6
9
28
8
19
23
28
65
91
95
95
95
81
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.9
0.9
0.8
0.4
0.4

Wind Speed/Direction (mph)

6
5
4
5
8
10
10
9
8
9
9
9
10
12
12
11
11
10
10
11
13
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-2
-1
-0
-1
-1
-1
0
0
0
2
3
3
5
6
6
7
8
8
8
8
8
9
9

Relative Humidity (%)

57
57
64
66
65
64
66
66
66
66
72
76
75
79
80
80
80
81
84
87
91
90
88
87

Pressure (mb)

1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1013
1012
1011
1010
1010
1009
1009
1009
1008
1008

Ozone (du)

411
409
407
409
410
412
413
412
412
414
414
416
417
419
419
417
414
412
410
407
405
404
403
402

Tuesday 23

Full Moon 100%

20:17

06:25

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
15 Bad
16 OK
17 OK

Sun - Rise: 06:19, Set: 20:16, Transit: 13:18. Moon - Rise: 20:17, Set: 06:25. Civil Dark: 20:47 - 05:48. Nautical Dark: 21:26 - 05:09. Astro Dark: 22:08 - 04:27

Total Clouds (% Sky Obscured)

100
99
99
99
99
99
100
100
100
100
100
99
97
96
89
82
77
75
74
75
57
45
28
18

Low Clouds (% Sky Obscured)

76
91
89
90
90
93
97
100
100
100
100
98
94
89
78
68
53
35
27
20
12
3
2
0

Medium Clouds (% Sky Obscured)

68
80
82
85
88
90
92
94
93
91
86
71
57
47
39
26
16
9
4
0
0
0
0
0

High Clouds (% Sky Obscured)

88
81
67
54
36
33
29
25
25
30
35
31
25
17
13
6
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
8
7
5
4
3
2
1
1
0
0
1
3
4
5
6
7
8
8
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

81
84
91
94
91
95
95
95
86
70
46
38
33
31
25
18
7
5
3
0
3
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
13
12
11
11
10
11
13
14
16
18
18
19
19
19
19
19
19
18
18
18
18
18

Chance of Frost

Temperature (°C)

11
10
9
9
9
8
7
5
4
3
2
1
-0
-1
-2
-2
-2
-2
-1
-1
-1
-0
0
1

Feels Like (°C)

7
6
6
5
5
4
3
2
2
-1
-1
-1
-2
-3
-3
-8
-9
-9
-9
-9
-10
-8
-9
-9

Dew Point (°C)

9
8
8
8
8
7
6
5
3
2
1
0
-1
-3
-3
-4
-5
-6
-7
-8
-10
-10
-11
-12

Relative Humidity (%)

88
88
90
91
93
93
94
96
98
98
98
98
94
91
87
83
78
74
64
56
49
46
42
40

Pressure (mb)

1008
1008
1008
1009
1009
1009
1010
1011
1011
1012
1013
1015
1016
1018
1019
1021
1022
1023
1024
1025
1025
1026
1026
1026

Ozone (du)

404
406
408
408
409
410
415
420
425
429
433
437
442
446
451
455
458
462
468
474
481
480
480
480

Wednesday 24

Waning Gibbous 98%

21:26

06:49

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 OK

Sun - Rise: 06:17, Set: 20:17, Transit: 13:18. Moon - Rise: 21:26, Set: 06:49. Civil Dark: 20:49 - 05:46. Nautical Dark: 21:27 - 05:07. Astro Dark: 22:10 - 04:25

Total Clouds (% Sky Obscured)

10
3
2
1
1
1
0
0
0
0
0
0
1
1
2
1
1
6
12
17

Low Clouds (% Sky Obscured)

0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
6
12
19

Medium Clouds (% Sky Obscured)

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
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

17
16
14
13
13
12
11
10
10
9
9
10
11
10
11
12
13
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-11
-11
-11
-11
-11
-11
-11
-10
-10
-10
-9
-8
-8
-8
-8
-8
-8
-8
-7

Relative Humidity (%)

40
41
42
41
41
40
42
44
45
47
49
51
53
53
54
52
48
46
43
42

Pressure (mb)

1027
1027
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1032
1031
1031

Ozone (du)

479
479
479
476
474
472
471
470
469
465
462
458
454
449
445
443
441
439
438
437

Forecast for Collingwood, Canada (44.50,-80.21)

Generated: 18/04/24 18:31:45. Forecast: 18/04/24 to 24/04/24. Timezone: UTC-4.00