Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 50%

11:44

05:15

12 Good
13 Good
14 Good
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 OK

Sun - Rise: 05:39, Set: 21:29, Transit: 13:35. Moon - Rise: 11:44, Set: 05:15. Civil Dark: 22:25 - 04:42. Nautical Dark: 23:54 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
3
4
5
4
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
22

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)

1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
2
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
1
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
5
5
4
5
6
6
6
6
6
6
5
6
6
5
5
6
6
7
6
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-5
-4
-3
-3
-3
-3
-3
-5
-6
-8
-9
-10
-11
-13
-13
-14
-14
-15
-15
-14
-12
-11
-9

Dew Point (°C)

-10
-9
-8
-7
-7
-7
-7
-6
-5
-5
-7
-8
-10
-11
-12
-12
-13
-14
-14
-14
-14
-13
-12
-10

Relative Humidity (%)

64
64
64
64
63
65
65
68
78
87
85
87
87
87
85
86
86
86
84
83
81
78
74
73

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1035
1035
1036
1036
1036
1037
1037
1037
1037
1037
1037
1038
1038
1038
1037
1037

Ozone (du)

444
444
445
446
450
447
449
449
449
443
440
433
430
430
429
426
423
423
425
423
415
413
413
411

Friday 24

Waxing Gibbous 61%

No Rise

05:09

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

Sun - Rise: 05:35, Set: 21:31, Transit: 13:35. Moon - Rise: No Rise, Set: 05:09. Civil Dark: 22:28 - 04:38. Nautical Dark: 00:00 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
4
18
3
18
5
28
57
7
4
3
3
2
3
2
3
5
4
6
67
75
76
36
58

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
0
0
0
0
1
1
1
2
2
5
3
3
7
2
3

Medium Clouds (% Sky Obscured)

4
0
17
0
18
0
0
4
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
3
0
0
45
55
45
23
38

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

Chance of Frost

Temperature (°C)

-4
-3
-1
0
1
1
1
1
-1
-3
-4
-6
-7
-7
-8
-9
-9
-9
-10
-9
-8
-7
-5
-4

Feels Like (°C)

-6
-5
-3
-2
-1
-1
-2
-3
-4
-5
-7
-8
-9
-10
-11
-11
-12
-13
-13
-13
-13
-12
-11
-8

Dew Point (°C)

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

Relative Humidity (%)

70
69
68
69
66
67
69
73
81
89
89
90
90
90
88
88
88
87
85
83
80
79
76
73

Pressure (mb)

1036
1036
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033

Ozone (du)

409
406
404
404
403
403
403
406
407
407
408
409
410
412
413
408
401
399
394
392
389
389
390
389

Saturday 25

Waxing Gibbous 72%

13:32

05:04

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

Sun - Rise: 05:32, Set: 21:34, Transit: 13:35. Moon - Rise: 13:32, Set: 05:04. Civil Dark: 22:32 - 04:34. Nautical Dark: 00:07 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
45
40
25
25
20
13
9
7
13
56
62
33
16
36
38
39
50
35
37
45
35
30
30

Low Clouds (% Sky Obscured)

23
26
38
25
25
20
6
6
7
6
6
8
9
6
3
3
3
6
8
6
5
35
30
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
39
25
25
20
13
4
4
3
27
25
12
4
18
20
22
16
11
7
15
8
18
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 (%)

0
0
0
1
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)

10
10
11
11
11
12
12
12
11
10
9
9
9
9
9
8
8
8
8
8
9
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-6
-5
-5
-5
-5
-5
-6
-6
-7
-9
-11
-12
-12
-12
-13
-13
-14
-14
-13
-13
-12
-11
-9

Dew Point (°C)

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

Relative Humidity (%)

72
72
71
71
73
66
67
72
75
79
84
85
87
87
88
88
87
87
87
85
82
79
74
72

Pressure (mb)

1033
1032
1032
1032
1031
1031
1031
1030
1031
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1029
1028
1028
1027

Ozone (du)

389
389
389
386
383
380
378
378
380
380
380
380
381
383
386
388
391
392
394
395
394
395
396
397

Sunday 26

Waxing Gibbous 81%

15:12

04:58

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

Sun - Rise: 05:29, Set: 21:37, Transit: 13:35. Moon - Rise: 15:12, Set: 04:58. Civil Dark: 22:35 - 04:30. Nautical Dark: 00:14 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
15
10
5
0
0
0
0
0
0
0
0
3
6
9
6
3
0
0
0
0
13
27
40

Low Clouds (% Sky Obscured)

30
15
10
5
0
0
0
0
0
0
0
0
3
6
9
6
3
0
0
0
0
13
27
40

Medium Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
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
8
7
5
5
9
9
1
1
1
0
0
0
1
1
1
1
1
2
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
5
12
1
5
14
11
1
1
2
10
2
9
6
12
9
4
3
4
9
4
10
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
68
68
68
70
71
74
77
83
89
94
96
94
96
96
96
94
94
94
92
90
85
82
81

Pressure (mb)

1027
1026
1025
1025
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020

Ozone (du)

399
401
402
400
396
391
387
386
386
386
387
386
386
386
387
387
387
387
388
389
390
390
391
391

Monday 27

Waxing Gibbous 88%

16:46

04:53

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

Sun - Rise: 05:26, Set: 21:40, Transit: 13:34. Moon - Rise: 16:46, Set: 04:53. Civil Dark: 22:39 - 04:26. Nautical Dark: 00:23 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

42
44
46
31
15
0
0
0
0
33
67
100
6
3
0
22
42
61
55
67
65
76
86
91

Low Clouds (% Sky Obscured)

42
44
46
31
15
0
0
0
0
0
0
0
6
3
0
18
36
56
39
22
5
5
5
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
29
54
81
0
0
0
1
1
0
2
3
5
22
43
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
23
40
50
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
7
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
3
3
5
7

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
3
8
0
0
0
0
0
0
1
0
2
4
4
3
6
6
3
9
10
9
10
8
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
74
73
73
73
77
84
92
94
94
92
91
90
89
90
92
94
94
92
92
87
83

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

391
392
394
395
395
396
398
399
400
399
397
392
389
391
393
395
395
396
397
394
392
390
388
387

Tuesday 28

Waxing Gibbous 94%

18:18

04:48

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:23, Set: 21:43, Transit: 13:34. Moon - Rise: 18:18, Set: 04:48. Civil Dark: 22:43 - 04:22. Nautical Dark: 00:32 - 02:26. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
93
94
92
91
88
82
73
65
66
67
77
84
84
88
83
77
50
57
48
58
58
61
66

Low Clouds (% Sky Obscured)

0
0
0
20
40
60
65
71
65
54
34
17
31
35
45
45
35
30
30
25
25
25
25
25

Medium Clouds (% Sky Obscured)

64
68
68
59
44
37
24
11
0
0
0
0
2
5
6
5
4
0
11
22
33
24
15
6

High Clouds (% Sky Obscured)

1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
1
2
7
11
15
20
34
48
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
3
6
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
13
11
12
10
5
9
8
2
5
8
10
15
17
19
19
17
14
15
14
12
11
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
72
70
72
72
73
78
86
94
96
96
98
98
98
98
98
100
100
96
94
92
88
83

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022

Ozone (du)

386
384
382
380
378
376
375
374
374
373
371
368
366
364
363
362
362
362
362
362
363
363
364
364

Wednesday 29

Waxing Gibbous 98%

19:51

04:43

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

Sun - Rise: 05:20, Set: 21:46, Transit: 13:34. Moon - Rise: 19:51, Set: 04:43. Civil Dark: 22:46 - 04:18. Nautical Dark: 00:43 - 02:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
90
99
93
87
81
86
91
95
97
98
100
99
99
98
96
94
92

Low Clouds (% Sky Obscured)

25
16
9
5
2
1
3
5
7
4
5
0
0
0
5
5
5
5

Medium Clouds (% Sky Obscured)

27
39
55
55
63
71
68
63
59
58
56
55
52
53
59
58
56
60

High Clouds (% Sky Obscured)

75
87
98
79
60
43
52
59
62
66
66
70
64
45
23
32
41
50

ISS Passover

Visibility (miles)

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

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
1
1
1
4
4
2
9
13
16
20
21
22
22
21
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
0
-0
0
0
1
1
0
1
0
-1
-1
-1
-0
-1
0
0

Relative Humidity (%)

77
76
72
70
72
73
76
80
83
89
91
92
94
96
98
98
100
100

Pressure (mb)

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

Ozone (du)

365
367
369
372
375
378
381
383
385
387
390
392
395
393
391
389
389
389

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

Generated: 23/04/26 12:32:29. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-6.00