Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 18

Waxing Crescent 14%

04:32

03:57

18 Good
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 OK
15 Bad
16 Bad
17 Bad

Sun - Rise: 04:25, Set: 22:40, Transit: 13:34. Moon - Rise: 04:32, Set: 03:57. Civil Dark: 00:09 - 02:53. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
74
87
100
100
100
100
100
58
73
73
68
72
100
100
100
100
100
100
63
36
45
46
50

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
70
84
100
100
100
100
85
58
72
58
45
38
37
85
96
96
95
65
58
18
23
33
39

High Clouds (% Sky Obscured)

0
0
65
60
19
3
12
47
5
21
73
68
72
100
100
100
100
100
100
63
36
45
25
46

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
1
22
8
5
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)

18
15
14
12
11
14
13
12
14
13
12
11
12
12
13
13
13
12
12
13
12
12
11
10

Chance of Frost

Temperature (°C)

14
13
13
11
10
9
9
8
8
7
6
5
5
6
7
8
10
11
12
13
14
14
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

28
30
33
36
38
38
38
42
47
47
51
51
51
51
49
44
41
38
38
37
37
38
37
36

Pressure (mb)

1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

401
399
397
398
396
391
387
385
383
379
373
370
368
367
367
367
368
369
370
370
368
367
368
370

Tuesday 19

Waxing Crescent 24%

07:10

03:33

18 OK
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 Bad
17 Bad

Sun - Rise: 04:22, Set: 22:42, Transit: 13:34. Moon - Rise: 07:10, Set: 03:33. Civil Dark: 00:14 - 02:48. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

47
57
62
72
80
83
85
87
82
85
76
85
91
83
70
69
98
100
100
100
86
93
97
100

Low Clouds (% Sky Obscured)

0
0
0
0
2
4
0
3
2
3
1
0
0
1
1
2
26
38
55
27
35
30
41
54

Medium Clouds (% Sky Obscured)

33
32
31
51
74
77
80
68
72
68
69
85
83
83
70
69
98
91
76
73
77
77
61
91

High Clouds (% Sky Obscured)

43
49
50
72
75
50
23
49
48
20
33
65
70
55
30
32
60
91
89
80
45
38
75
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
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
1
0
0
0
0
0
1
0
1
2
9
24
25
34
41
40
46
39
84
69

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0.5
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
13
11
10
10
10
9
8
8
7
7
8
10
11
13
14
14
14
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
34
36
41
48
51
54
55
60
64
69
74
74
68
63
57
52
49
48
46
45
46
47
48

Pressure (mb)

1009
1009
1009
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015

Ozone (du)

371
371
370
369
368
366
366
365
363
363
363
363
362
361
360
361
363
363
364
365
366
367
368
372

Wednesday 20

Waxing Crescent 21%

09:18

03:26

18 Bad
19 Bad
20 Bad
21 Bad
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: 04:20, Set: 22:45, Transit: 13:34. Moon - Rise: 09:18, Set: 03:26. Civil Dark: 00:20 - 02:42. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
96
94
88
13
41
75
63
75
67
98
100
100
100
100
100
100
100
98
95
93
95
97
100

Low Clouds (% Sky Obscured)

69
61
35
20
12
41
75
56
39
49
67
100
100
97
100
95
32
16
11
8
3
3
0
0

Medium Clouds (% Sky Obscured)

56
66
71
66
0
0
0
0
0
0
0
0
0
23
75
96
99
98
95
91
89
93
96
100

High Clouds (% Sky Obscured)

100
76
40
45
4
3
0
0
4
5
29
52
75
100
100
100
100
100
73
40
15
40
73
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

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
None

Precipitation Probability (%)

59
32
6
5
13
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
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
7
7
6
8
8
5
3
5
4
4
4
4
3
3
4
5
5
5
6
7
7
7
6

Chance of Frost

Temperature (°C)

15
14
13
13
12
10
10
9
8
7
6
6
7
7
8
8
9
11
12
13
14
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
49
52
55
67
76
73
76
79
81
84
85
78
77
74
70
64
60
55
52
49
45
42
42

Pressure (mb)

1015
1015
1015
1014
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009

Ozone (du)

374
377
380
381
381
381
384
386
382
381
382
380
378
376
375
373
372
371
371
371
370
371
372
371

Thursday 21

Waxing Crescent 35%

11:12

03:21

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 Bad
17 Bad

Sun - Rise: 04:17, Set: 22:48, Transit: 13:34. Moon - Rise: 11:12, Set: 03:21. Civil Dark: 00:26 - 02:36. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
96
93
91
89
87
91
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
15
10
10
10
10
0
0
0
0
0
0
11
22
34
46
58
71
74
77
79

Medium Clouds (% Sky Obscured)

97
96
93
91
89
87
86
82
79
86
88
99
95
95
100
100
100
100
100
100
100
95
100
100

High Clouds (% Sky Obscured)

80
60
35
41
47
49
68
84
50
97
82
41
100
100
100
100
100
100
99
100
100
100
100
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

3
6
7
16
23
28
28
29
22
20
13
3
2
9
14
28
39
50
55
57
63
66
67
73

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.4
0.4
0.3
0.4

Wind Speed/Direction (mph)

6
6
7
6
6
8
13
10
11
11
8
8
7
7
7
7
6
7
8
7
7
6
6
6

Chance of Frost

Temperature (°C)

15
15
15
14
13
12
11
10
9
9
9
8
8
8
10
10
11
12
12
12
12
13
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
41
42
46
51
54
60
73
74
76
78
85
81
77
68
62
56
51
45
43
46
39
33
31

Pressure (mb)

1008
1007
1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1001

Ozone (du)

371
371
372
373
377
379
380
380
382
383
384
383
383
384
386
389
392
395
396
397
398
399
401
401

Friday 22

Waxing Crescent 46%

12:56

03:15

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 Bad
17 Bad

Sun - Rise: 04:15, Set: 22:50, Transit: 13:34. Moon - Rise: 12:56, Set: 03:15. Civil Dark: 00:32 - 02:29. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
97

Low Clouds (% Sky Obscured)

79
79
78
86
93
100
100
100
100
100
100
100
100
100
100
100
100
100
67
33
0
0
0
0

Medium Clouds (% Sky Obscured)

97
93
86
60
30
0
0
1
10
39
68
76
66
57
47
63
81
99
67
33
0
33
63
95

High Clouds (% Sky Obscured)

78
62
49
34
24
10
43
71
100
52
24
50
60
75
79
81
77
73
65
56
48
56
67
75

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

Light Rain
Light Rain
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

Precipitation Probability (%)

74
76
76
59
40
13
31
35
4
6
14
15
29
22
12
11
9
0
14
13
6
5
3
1

Precipitation Amount (mm)

0.4
0.5
0.5
0.3
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
5
4
5
3
3
3
2
2
2
2
3
4
4
5
4
6
8
8
8
9
8
8

Chance of Frost

Temperature (°C)

14
13
12
12
10
8
7
7
7
7
7
7
8
9
9
10
11
12
13
13
14
14
14
15

Feels Like (°C)

12
11
10
9
7
5
5
5
4
5
6
6
5
5
5
6
6
6
6
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

31
34
38
44
53
60
63
65
69
70
70
70
68
64
61
57
52
48
44
45
45
46
45
44

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
999

Ozone (du)

399
395
392
389
388
387
388
388
387
386
385
382
383
384
386
387
385
384
383
381
379
378
376
373

Saturday 23

First Quarter 57%

14:32

03:11

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 Bad
17 Bad

Sun - Rise: 04:12, Set: 22:53, Transit: 13:34. Moon - Rise: 14:32, Set: 03:11. Civil Dark: 00:39 - 02:22. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
66
50
69
84
100
100
100
100
100
100
100
99
98
97
98
99
100
92
84
75
79
82
85

Low Clouds (% Sky Obscured)

1
1
2
1
1
1
1
1
0
15
26
18
22
31
41
59
77
92
85
81
75
79
82
85

Medium Clouds (% Sky Obscured)

67
38
12
41
71
100
100
100
100
100
100
100
97
96
95
90
82
72
58
53
57
57
61
70

High Clouds (% Sky Obscured)

79
66
50
69
84
96
97
96
100
99
98
98
99
98
97
97
97
99
92
84
57
53
45
31

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

Precipitation Probability (%)

1
1
0
9
7
6
22
23
16
55
57
52
95
95
94
83
67
51
55
58
57
53
57
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.6
0.8
0.5
0.3
0
0
0.3
0.2
0.2
0.3
0.5

Wind Speed/Direction (mph)

8
6
5
5
5
5
5
5
5
6
7
7
8
10
11
13
13
13
13
12
12
13
13
13

Chance of Frost

Temperature (°C)

15
14
14
13
12
10
9
9
8
8
7
7
7
7
8
8
8
8
9
9
9
10
9
8

Feels Like (°C)

11
12
12
11
11
11
10
6
6
5
5
6
5
3
3
3
3
4
4
3
3
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

42
45
49
52
56
60
64
68
71
74
77
79
81
77
73
70
69
67
67
57
48
39
39
39

Pressure (mb)

999
999
999
999
998
998
998
997
997
997
996
996
996
996
996
996
996
996
996
997
998
998
999
1000

Ozone (du)

371
368
366
363
365
368
371
375
378
382
384
385
387
388
389
390
394
397
400
401
403
404
408
413

Sunday 24

Waxing Gibbous 67%

16:04

03:06

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: 04:10, Set: 22:56, Transit: 13:34. Moon - Rise: 16:04, Set: 03:06. Civil Dark: 00:46 - 02:13. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
76
71
66
58
50
47
48
48
51
49
48
63
80
94
92
92
90

Low Clouds (% Sky Obscured)

79
74
66
62
58
50
47
48
48
51
49
48
63
73
76
67
61
53

Medium Clouds (% Sky Obscured)

75
76
71
66
58
50
47
32
15
17
18
21
16
11
6
8
10
12

High Clouds (% Sky Obscured)

11
12
3
21
42
50
47
27
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
8
8
8
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

52
38
22
19
18
16
19
17
8
10
10
1
6
8
5
7
7
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
42
45
48
55
62
71
76
80
85
81
80
77
73
69
67
63
61

Pressure (mb)

1000
1001
1002
1002
1003
1004
1004
1005
1005
1006
1006
1007
1008
1008
1009
1009
1009
1010

Ozone (du)

417
420
424
427
427
426
425
424
423
422
421
421
420
417
414
411
411
411

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

Generated: 18/05/26 18:38:48. Forecast: 18/05/26 to 24/05/26. Timezone: UTC-6.00