Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 99%

22:21

05:30

10 OK
11 OK
12 OK
13 Good
14 Good
15 Good
16 Good
17 OK
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

Sun - Rise: 05:10, Set: 21:09, Transit: 13:10. Moon - Rise: 22:21, Set: 05:30. Civil Dark: 21:51 - 04:28. Nautical Dark: 22:49 - 03:30. Astro Dark: 00:28 - 01:47

Total Clouds (% Sky Obscured)

46
42
44
0
0
0
6
25
0
0
0
0
0
0
10
5
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

20
8
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)

0
0
0
0
0
0
4
23
0
0
0
0
0
0
10
5
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
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 (%)

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)

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

Chance of Frost

Temperature (°C)

12
13
14
18
19
19
20
20
20
19
17
14
13
12
12
11
11
11
11
10
11
13
15
17

Feels Like (°C)

12
13
13
17
18
18
19
19
20
19
17
15
13
13
12
12
11
12
12
11
12
14
16
17

Dew Point (°C)

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

Relative Humidity (%)

57
51
48
46
43
41
37
34
34
39
58
70
71
71
71
73
73
73
76
76
75
65
56
51

Pressure (mb)

1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

393
393
389
389
391
393
394
395
394
392
391
388
388
387
386
385
383
384
385
384
381
379
376
373

Monday 1

Waning Gibbous 96%

23:12

06:25

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

Sun - Rise: 05:10, Set: 21:10, Transit: 13:10. Moon - Rise: 23:12, Set: 06:25. Civil Dark: 21:52 - 04:28. Nautical Dark: 22:50 - 03:29. Astro Dark: 00:33 - 01:42

Total Clouds (% Sky Obscured)

2
2
2
3
5
41
72
100
100
91
84
100
44
30
12
15
20
3
27
35
8
10
6
2

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
5
3
2
2

High Clouds (% Sky Obscured)

2
2
2
3
5
39
71
100
100
91
84
100
44
30
12
15
20
3
27
35
6
8
2
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 (%)

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)

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

Chance of Frost

Temperature (°C)

19
20
22
23
24
24
25
25
25
24
22
20
19
18
17
16
15
15
14
14
14
16
18
21

Feels Like (°C)

19
20
21
22
23
24
23
24
22
22
21
18
17
16
15
15
14
13
15
13
13
17
20
22

Dew Point (°C)

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

Relative Humidity (%)

48
45
43
40
37
32
29
27
27
37
45
49
52
54
56
59
60
62
66
64
64
59
50
43

Pressure (mb)

1023
1023
1022
1022
1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

371
369
369
369
368
368
367
366
366
364
364
365
364
364
364
363
360
360
362
364
364
364
364
364

Tuesday 2

Waning Gibbous 92%

23:52

07:29

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

Sun - Rise: 05:09, Set: 21:11, Transit: 13:10. Moon - Rise: 23:52, Set: 07:29. Civil Dark: 21:53 - 04:27. Nautical Dark: 22:52 - 03:28. Astro Dark: 00:38 - 01:37

Total Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
3
3
3
35
20
62
100
99
100
100
100
100
100
100

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
4
16
25

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
20
58
59
70

High Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
3
3
3
35
20
62
100
96
100
100
100
100
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
1
2
7
8
2

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)

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

Chance of Frost

Temperature (°C)

23
24
25
26
27
27
28
27
27
26
24
22
20
19
18
17
17
16
16
16
16
17
17
19

Feels Like (°C)

24
25
25
26
27
27
27
27
27
28
26
23
21
19
16
15
15
15
15
14
14
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

39
36
33
30
27
26
26
27
28
34
43
45
48
48
49
49
48
48
50
54
58
60
58
55

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015

Ozone (du)

364
364
365
366
367
367
364
362
359
357
356
355
354
353
352
351
350
350
349
348
347
347
347
348

Wednesday 3

Waning Gibbous 85%

00:22

08:39

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
09 Bad

Sun - Rise: 05:08, Set: 21:12, Transit: 13:10. Moon - Rise: 00:22, Set: 08:39. Civil Dark: 21:54 - 04:26. Nautical Dark: 22:53 - 03:27. Astro Dark: 00:44 - 01:30

Total Clouds (% Sky Obscured)

100
98
97
95
74
98
100
99
97
96
86
77
70
61
53
49
55
63
76
74
76
80
85
91

Low Clouds (% Sky Obscured)

35
2
35
26
2
4
18
12
2
2
3
25
30
4
4
5
13
20
20
20
20
25
46
61

Medium Clouds (% Sky Obscured)

77
77
88
86
70
98
99
79
78
65
64
67
63
56
46
37
49
61
73
71
76
74
75
77

High Clouds (% Sky Obscured)

100
78
62
43
27
81
100
96
92
87
64
42
15
15
19
30
30
25
20
25
35
29
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 (%)

4
3
17
5
5
5
2
4
5
0
3
1
0
6
1
0
1
4
9
6
5
6
17
11

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

Chance of Frost

Temperature (°C)

20
21
22
21
21
22
22
21
20
18
17
16
16
15
15
14
14
13
13
13
12
12
13
13

Feels Like (°C)

17
18
20
19
19
21
19
19
17
16
16
15
14
13
13
12
11
11
10
11
10
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

56
56
47
56
50
45
48
50
56
61
66
73
73
73
70
71
69
71
74
76
77
77
80
81

Pressure (mb)

1015
1016
1016
1016
1016
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

349
351
350
351
355
357
361
366
369
372
375
377
377
378
378
375
369
363
355
351
353
353
351
353

Thursday 4

Waning Gibbous 78%

00:46

09:51

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
09 Bad

Sun - Rise: 05:08, Set: 21:13, Transit: 13:11. Moon - Rise: 00:46, Set: 09:51. Civil Dark: 21:55 - 04:26. Nautical Dark: 22:54 - 03:26. Astro Dark: 00:51 - 01:19

Total Clouds (% Sky Obscured)

97
96
96
96
97
98
100
91
82
77
85
93
100
94
92
89
73
55
36
51
68
86
91
95

Low Clouds (% Sky Obscured)

78
76
76
75
79
85
90
83
77
72
57
40
6
27
30
32
36
41
36
51
68
86
84
77

Medium Clouds (% Sky Obscured)

79
63
74
85
81
72
74
65
51
37
49
63
75
31
45
45
27
16
17
16
18
20
26
32

High Clouds (% Sky Obscured)

0
0
1
9
20
20
20
25
25
30
45
50
60
76
64
56
41
24
5
4
3
2
22
41

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
8
8
8

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 (%)

13
14
7
5
6
12
6
13
12
12
14
11
8
7
8
9
13
17
20
19
18
18
28
43

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
6
6
6
6
7
6
6
5
6
6
6
6
6
6
6
7
7
7

Chance of Frost

Temperature (°C)

13
14
14
14
15
16
16
16
16
15
14
14
13
12
13
12
11
11
10
9
10
10
10
10

Feels Like (°C)

12
12
12
12
12
13
13
13
13
13
12
12
11
10
11
10
10
10
9
9
8
8
7
7

Dew Point (°C)

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

Relative Humidity (%)

82
82
80
78
70
64
59
59
61
65
67
67
69
73
75
76
79
78
78
78
81
82
82
85

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

355
352
350
353
354
355
355
356
357
360
363
365
368
370
372
374
376
378
380
383
384
385
386
386

Friday 5

Waning Gibbous 69%

01:04

No Set

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
09 Bad

Sun - Rise: 05:08, Set: 21:13, Transit: 13:11. Moon - Rise: 01:04, Set: No Set. Civil Dark: 21:56 - 04:25. Nautical Dark: 22:56 - 03:25. Astro Dark: 01:02 - N/A

Total Clouds (% Sky Obscured)

100
99
98
97
96
93
90
77
64
48
52
53
56
71
85
100
100
100
100
85
70
54
62
69

Low Clouds (% Sky Obscured)

69
68
67
64
67
70
73
58
42
28
37
48
56
67
74
81
87
94
100
85
70
54
62
69

Medium Clouds (% Sky Obscured)

39
36
33
31
34
37
41
40
38
37
36
33
32
52
76
100
70
41
11
5
3
7
23
40

High Clouds (% Sky Obscured)

53
70
76
90
73
56
38
25
14
4
14
24
37
54
71
89
59
29
0
3
5
8
20
32

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
8
8
8

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

Precipitation Probability (%)

64
43
57
52
60
72
76
67
77
69
79
95
95
95
95
95
87
91
92
74
90
95
78
75

Precipitation Amount (mm)

0.6
0
0.2
0
0.2
0.4
0.4
0.3
0.6
0.4
0.5
0.8
0.7
1.2
1.1
1.1
0.5
0.8
0.8
0.4
0.9
1.2
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
11
12
13
14
14
14
13
13
13
12
11
10
10
10
10
10
10
9
10
11
11
12

Feels Like (°C)

7
8
8
9
9
10
10
9
13
12
12
12
12
12
9
8
8
8
8
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

87
88
81
75
69
64
60
55
57
57
58
63
68
73
73
73
72
74
77
80
74
72
67
61

Pressure (mb)

1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010

Ozone (du)

386
386
388
390
392
395
397
399
400
401
403
403
404
405
406
408
409
408
406
405
402
400
397
395

Saturday 6

Waning Gibbous 59%

01:20

11:03

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

Sun - Rise: 05:07, Set: 21:14, Transit: 13:11. Moon - Rise: 01:20, Set: 11:03. Civil Dark: 21:57 - 04:25. Nautical Dark: 22:57 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
84
92
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

62
68
71
78
77
75
74
82
90
99
84
71
58
55
52
53
58
63
64

Medium Clouds (% Sky Obscured)

57
72
86
100
100
100
100
90
81
73
83
91
100
100
99
99
99
99
98

High Clouds (% Sky Obscured)

44
62
80
100
100
100
100
90
79
68
79
90
100
100
99
99
88
73
55

ISS Passover

Visibility (miles)

9
9
8
6
4
6
7
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

Precipitation Type

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

Precipitation Probability (%)

69
65
70
72
70
73
77
82
78
71
85
86
94
77
57
38
42
39
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
13
12
11
11
11
11
11
11
11
10
9
8
8
8
8
8
8

Feels Like (°C)

9
9
13
12
12
11
10
10
8
8
9
9
8
9
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

53
48
59
71
87
90
90
91
91
90
90
91
93
95
95
93
93
93
93

Pressure (mb)

1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

394
392
392
393
393
395
396
398
395
393
391
391
392
392
391
391
390
389
388

Forecast for Yaletown, Metro Vancouver Regional District, Canada (49.28,-123.12)

Generated: 31/05/26 10:02:29. Forecast: 31/05/26 to 06/06/26. Timezone: UTC-7.00