Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 100%

21:27

04:37

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:17, Set: 21:49, Transit: 13:34. Moon - Rise: 21:27, Set: 04:37. Civil Dark: 22:50 - 04:14. Nautical Dark: 00:56 - 01:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
95
69
62
73
94
98
100
92
97
100

Low Clouds (% Sky Obscured)

0
0
0
5
19
0
0
43
36
12
32
75
73
72
76
59
36
61
88
97
100
90
96
100

Medium Clouds (% Sky Obscured)

100
99
100
99
100
100
100
100
100
100
100
100
100
95
90
57
50
57
40
1
1
0
1
1

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
82
80
10
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
1
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
11
26
54
71
72
63
68
68
71
69
30
16
17
6
2
4
1
6
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.2
0
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
9
9
10
10
9
9
9
9
8
8
5
6
2
3
5
9
12
13
15
16
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1015
1015
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1009

Ozone (du)

365
365
369
369
368
371
372
375
380
386
398
400
397
401
408
409
411
416
419
423
425
425
424
424

Friday 1

Full Moon 100%

23:08

04:30

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
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 05:13, Set: 21:51, Transit: 13:34. Moon - Rise: 23:08, Set: 04:30. Civil Dark: 22:54 - 04:10. Nautical Dark: 01:18 - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
94
91
80
79
79
84
71
68
64
54
25
35
35
26
38
16
25
27
25
28
36
34
48

Low Clouds (% Sky Obscured)

95
90
84
62
56
54
56
40
40
47
37
10
20
25
14
22
2
3
3
3
3
2
2
2

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
25
27
25
28
36
34
48

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
3
3
5
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 (%)

3
1
4
1
1
2
2
0
0
1
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
19
20
19
20
18
18
16
15
13
12
12
11
10
9
7
5
4
3
4
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
89
83
85
80
83
79
83
85
83
83
81
81
83
83
86
91
94
91
82
74
68
65
64

Pressure (mb)

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

Ozone (du)

424
424
425
423
420
421
418
416
413
411
410
410
411
411
412
414
415
416
417
416
419
421
423
427

Saturday 2

Waning Gibbous 97%

00:57

04:21

13 OK
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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:10, Set: 21:54, Transit: 13:34. Moon - Rise: 00:57, Set: 04:21. Civil Dark: 22:58 - 04:06. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
53
86
80
95
100
100
100
100
100
100
99
100
100
100
92
100
100
100
100
100
98
92
74

Low Clouds (% Sky Obscured)

2
2
2
14
15
8
7
14
24
33
37
34
52
38
36
23
67
86
84
87
77
77
65
36

Medium Clouds (% Sky Obscured)

36
53
40
80
90
95
100
100
100
100
100
99
100
100
100
92
100
100
100
100
100
91
91
74

High Clouds (% Sky Obscured)

0
32
73
49
77
100
100
40
30
87
59
29
35
2
67
72
49
21
12
0
15
26
32
37

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
2
8
22
32
33
28
16
7
3
1
2
1
1
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
6
7
7
7
8
8
6
7
8
8
10
8
8
7
8
7
6
7
5
6
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
61
61
63
64
72
77
83
88
88
83
84
81
79
79
81
76
73
71
68
66
63
61

Pressure (mb)

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

Ozone (du)

426
421
419
418
416
414
413
412
414
418
417
417
417
416
414
412
413
417
421
424
427
429
428
429

Sunday 3

Waning Gibbous 93%

03:09

03:53

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:07, Set: 21:57, Transit: 13:34. Moon - Rise: 03:09, Set: 03:53. Civil Dark: 23:02 - 04:02. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
97
97
100
100
96
92
87
85
83
81
87
92
98
93
87
82
84
85
87
84
80
77
78

Low Clouds (% Sky Obscured)

66
65
39
27
10
8
8
9
0
0
0
8
15
23
26
30
33
44
54
65
67
68
70
69

Medium Clouds (% Sky Obscured)

80
78
86
97
100
96
92
83
81
79
77
83
85
93
85
77
68
74
76
75
74
68
63
54

High Clouds (% Sky Obscured)

44
56
59
95
98
79
22
56
75
79
78
54
25
64
33
25
15
17
11
5
0
0
5
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
59
58
60
62
69
73
78
83
84
83
84
86
86
82
81
84
84
79
78
75
73
69
68

Pressure (mb)

1017
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1022
1021
1021
1021

Ozone (du)

428
429
429
428
429
424
425
423
424
423
424
421
421
422
423
423
423
423
423
424
427
428
431
433

Monday 4

Waning Gibbous 88%

No Rise

No Set

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
02 Bad
03 Bad
04 Bad
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:04, Set: 22:00, Transit: 13:34. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:06 - 03:58. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
80
75
70
65
71
78
85
85
84
83
0
0
0
5
10
15
40
71
80
85
89
91
85

Low Clouds (% Sky Obscured)

69
69
63
57
52
58
65
72
60
49
37
0
0
0
0
0
5
5
5
5
19
33
47
30

Medium Clouds (% Sky Obscured)

46
40
31
25
23
37
54
67
71
74
76
0
0
0
5
3
0
12
25
37
38
37
35
22

High Clouds (% Sky Obscured)

5
5
1
2
6
1
1
0
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
1
2
3
5
7
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
3
11
25
28
29
25
19
10
9
7
3
9
11
10
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
65
68
71
73
74
76
76
81
81
81
80
84
89
94
96
98
98
94
89
87
80
74
70

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

434
435
437
437
437
438
439
438
435
429
424
420
417
414
411
408
405
403
399
395
392
390
388
387

Tuesday 5

Waning Gibbous 81%

No Rise

No Set

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 OK
08 OK
09 OK
10 OK
11 Good
12 OK

Sun - Rise: 05:01, Set: 22:03, Transit: 13:34. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:10 - 03:54. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
73
69
69
60
65
70
70
75
75
85
90
85
85
80
75
50
47
27
25
18
15
14
22

Low Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
0
8
17
31
36
31
30
26
18
14
12
11
10
17

Medium Clouds (% Sky Obscured)

11
0
1
4
6
11
23
35
49
49
49
60
62
70
64
44
33
13
13
12
8
5
1
1

High Clouds (% Sky Obscured)

9
11
11
11
5
5
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
1

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 (%)

7
1
3
3
0
1
1
0
0
0
0
9
15
20
25
24
20
24
21
3
7
7
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
6
7
7
7
8
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
63
59
60
62
63
68
73
77
77
78
78
81
83
86
86
87
87
83
80
74
69
63
58

Pressure (mb)

1021
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

387
387
388
387
386
385
385
385
386
386
387
388
389
390
392
392
392
393
392
392
392
390
389
388

Wednesday 6

Waning Gibbous 73%

04:33

07:47

13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK
02 Good
03 OK
04 OK
05 Good

Sun - Rise: 04:58, Set: 22:06, Transit: 13:34. Moon - Rise: 04:33, Set: 07:47. Civil Dark: 23:14 - 03:49. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
39
35
35
31
33
45
57
47
37
27
23
19
15
12
9
6

Low Clouds (% Sky Obscured)

18
18
14
9
10
10
10
10
4
3
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
1
0
0
10
19
28
21
14
6
7
8
9
7
6
4

High Clouds (% Sky Obscured)

1
2
2
2
2
3
5
6
8
9
10
9
5
1
0
0
0

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
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
55
52
55
58
61
65
68
72
74
77
81
83
86
88
87
89

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

390
392
395
394
394
394
394
394
395
395
395
396
398
400
402
405
408

Forecast for Yellowknife, North Slave Region, Canada (62.45,-114.37)

Generated: 30/04/26 12:31:14. Forecast: 30/04/26 to 06/05/26. Timezone: UTC-6.00