Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 18

Waxing Crescent 7%

No Rise

No Set

07 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 OK
15 Good
16 Good
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

Sun - Rise: 04:22, Set: 22:39, Transit: 13:32. Moon - Rise: No Rise, Set: No Set. Civil Dark: 00:10 - 02:49. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

40
29
19
23
23
62
53
37
3
9
57
75
85
100
100
100
100
100
100
100
100
84
85
95

Low Clouds (% Sky Obscured)

4
0
0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
0

Medium Clouds (% Sky Obscured)

0
0
19
23
10
48
39
27
0
0
0
75
85
100
100
100
100
100
100
98
99
81
82
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
23
30
40
100
96
24
19
19
22
67
82
23
85
95

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
1
3
4
18
29
14
4
1
1
1
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)

12
14
15
16
16
16
16
16
15
15
15
15
15
13
14
14
13
14
13
13
12
13
15
12

Chance of Frost

Temperature (°C)

1
3
5
6
8
9
10
12
13
14
14
15
14
14
12
11
10
10
9
8
7
7
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
50
44
41
40
37
35
32
31
29
30
29
30
33
37
38
39
39
41
46
48
50
51
51

Pressure (mb)

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

Ozone (du)

389
389
390
392
393
394
395
396
396
397
398
397
398
396
396
395
390
384
384
382
378
372
365
362

Tuesday 19

Waxing Crescent 14%

07:06

03:34

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 04:20, Set: 22:42, Transit: 13:32. Moon - Rise: 07:06, Set: 03:34. Civil Dark: 00:15 - 02:44. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
94
100
100
99
94
91
68
78
75
63
52
55
51
57
60
79
89
82
86
88
79
94
99

Low Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
33
44
46
50
37

Medium Clouds (% Sky Obscured)

94
94
100
100
99
89
84
49
57
41
42
32
27
30
39
45
68
70
67
79
88
79
94
77

High Clouds (% Sky Obscured)

94
94
100
100
98
92
85
51
69
70
50
45
33
44
57
60
55
79
74
49
59
41
82
76

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
2
11
25
26
18
20
7
8
4
1
0
0
0
0
1
2
2
1
2
9
7
16
17

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
11
13
13
12
13
13
12
11
10
9
8
7
7
4
4
5
4
4
5
5
6
5
3

Chance of Frost

Temperature (°C)

6
7
8
10
11
12
13
15
16
16
17
17
17
17
15
13
11
10
9
8
8
7
7
7

Feels Like (°C)

2
2
3
4
6
7
8
10
11
12
13
14
14
15
14
11
9
8
7
6
6
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

51
48
45
41
38
37
35
33
32
33
35
35
34
35
40
46
51
56
60
63
68
73
77
75

Pressure (mb)

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

Ozone (du)

361
360
361
363
365
366
368
368
366
363
363
363
364
364
363
362
362
360
360
360
360
361
361
360

Wednesday 20

Waxing Crescent 24%

07:06

03:26

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

Sun - Rise: 04:17, Set: 22:45, Transit: 13:32. Moon - Rise: 07:06, Set: 03:26. Civil Dark: 00:21 - 02:37. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
97
95
84
93
97
97
100
100
100
88
8
20
20
30
30
45
59
74
44
94
100
100

Low Clouds (% Sky Obscured)

21
20
16
12
28
32
47
48
42
29
0
10
0
0
1
2
30
45
59
74
32
72
81
35

Medium Clouds (% Sky Obscured)

67
77
92
88
84
73
88
95
91
90
91
32
4
1
4
1
10
10
10
8
0
11
9
35

High Clouds (% Sky Obscured)

98
100
74
59
56
64
38
84
100
100
100
86
8
20
20
25
11
0
0
0
2
41
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
5
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
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

Precipitation Probability (%)

27
40
19
15
6
19
40
40
39
38
17
8
7
2
0
1
23
29
36
6
0
0
0
0

Precipitation Amount (mm)

0
0.3
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
4
5
6
7
8
9
9
10
10
9
8
7
6
4
10
12
7
5
4
5
5
4

Chance of Frost

Temperature (°C)

9
11
13
14
15
16
17
18
18
17
17
16
15
15
14
12
10
8
8
7
7
6
7
7

Feels Like (°C)

7
9
11
12
13
14
14
14
15
13
13
13
12
12
11
10
6
4
4
5
5
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

68
63
57
50
46
42
42
40
39
39
41
47
51
52
56
59
68
74
74
77
77
83
81
79

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

358
357
357
357
358
358
357
358
359
360
362
367
370
374
375
376
377
380
383
384
382
376
373
371

Thursday 21

Waxing Crescent 35%

09:16

03:20

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 04:15, Set: 22:48, Transit: 13:32. Moon - Rise: 09:16, Set: 03:20. Civil Dark: 00:28 - 02:31. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
96
94
95
96
97
98
99
100
99
98
97
98
98
99
77

Low Clouds (% Sky Obscured)

30
22
20
14
9
7
7
9
3
0
1
3
0
0
0
0
0
2
4
6
19
31
43
29

Medium Clouds (% Sky Obscured)

65
88
95
97
100
97
95
90
93
94
94
94
96
97
95
96
96
95
95
95
96
97
96
69

High Clouds (% Sky Obscured)

100
100
96
93
91
95
97
100
77
53
30
27
2
3
23
92
100
95
90
81
69
70
74
62

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
6
9
14
17
19
19
23
26
26
27

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
3
2
2
3
4
5
7
8
8
9
9
9
10
11
12
13
14
13
12
11
11
11
10

Chance of Frost

Temperature (°C)

8
9
10
12
13
14
15
15
16
16
16
16
16
16
15
13
11
10
10
9
9
9
8
8

Feels Like (°C)

6
7
8
10
11
12
12
12
13
13
13
13
13
11
11
9
6
5
5
5
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

77
70
63
57
53
51
51
49
48
47
45
44
41
40
44
53
68
68
68
67
70
73
74
75

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1004

Ozone (du)

369
368
366
365
365
364
363
365
367
371
376
376
375
374
373
372
371
371
372
375
377
377
377
377

Friday 22

Waxing Crescent 46%

11:11

03:15

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Good
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

Sun - Rise: 04:12, Set: 22:50, Transit: 13:33. Moon - Rise: 11:11, Set: 03:15. Civil Dark: 00:34 - 02:24. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
34
45
55
65
72
79
86
60
34
9
39
70
100
100
100
100
87
79
70
76
82
90
74

Low Clouds (% Sky Obscured)

14
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
30
0
0
0
3
5
8
5

Medium Clouds (% Sky Obscured)

39
12
29
48
65
43
22
0
0
0
2
32
60
96
81
75
66
66
65
64
71
75
83
62

High Clouds (% Sky Obscured)

46
25
18
12
10
36
54
86
52
28
9
31
52
65
60
55
52
24
37
51
59
66
78
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
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 (%)

23
19
19
27
13
4
6
9
21
19
7
4
7
6
5
8
13
0
1
2
17
25
25
22

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
11
11
11
11
12
11
10
10
10
9
7
6
8
7
6
4
3
2
3
4
5
6
7

Chance of Frost

Temperature (°C)

9
10
12
14
15
16
16
16
17
17
16
17
17
16
14
12
10
9
9
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
68
61
56
52
47
44
39
37
37
41
41
39
40
49
58
63
67
68
68
70
68
65
63

Pressure (mb)

1004
1004
1004
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1002
1002
1002

Ozone (du)

379
382
384
386
387
387
390
391
392
393
394
395
396
398
398
395
392
388
384
381
378
376
373
370

Saturday 23

First Quarter 57%

12:54

03:10

07 Bad
08 OK
09 OK
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

Sun - Rise: 04:10, Set: 22:53, Transit: 13:33. Moon - Rise: 12:54, Set: 03:10. Civil Dark: 00:42 - 02:16. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
43
47
49
50
70
85
100
100
100
100
100
100
100
99
98
98
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
20
27
30
49
68
87
92

Medium Clouds (% Sky Obscured)

39
15
12
8
5
36
68
100
76
55
38
40
52
51
71
83
94
97
98
100
100
100
100
100

High Clouds (% Sky Obscured)

58
33
41
45
50
70
85
100
99
99
99
100
100
100
92
85
78
85
93
100
100
100
100
86

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
6
3
0

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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

19
0
0
0
0
0
0
0
0
0
0
0
1
2
8
9
7
19
20
10
67
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.1
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
13
14
15
17
17
18
18
18
18
18
16
14
13
12
12
11
11
11
10
9
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
51
47
42
37
34
32
30
28
27
27
26
33
42
55
57
58
59
58
57
56
67
81
96

Pressure (mb)

1002
1001
1001
1001
1001
1001
1000
1000
1000
999
999
998
999
999
999
998
998
997
996
996
995
995
995
994

Ozone (du)

369
368
367
366
365
364
364
363
363
364
364
364
362
361
359
361
363
365
366
367
369
371
373
375

Sunday 24

Waxing Gibbous 67%

14:30

03:05

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 04:08, Set: 22:56, Transit: 13:33. Moon - Rise: 14:30, Set: 03:05. Civil Dark: 00:50 - 02:06. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
96
91
93
92
98
96
92
89
86
82
78

Low Clouds (% Sky Obscured)

96
100
98
96
94
94
94
94
93
92
91
85
79
74
77
80
79
75
71
67
70
73
75

Medium Clouds (% Sky Obscured)

100
100
100
100
100
96
87
74
66
51
55
55
56
56
66
70
73
75
79
83
72
61
55

High Clouds (% Sky Obscured)

73
63
77
89
100
76
51
27
18
9
0
4
8
13
21
28
30
20
15
15
10
10
10

ISS Passover

Visibility (miles)

3
6
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
93
87
81
62
61
62
60
46
38
35
32
27
19
17
14
7
20
25
23

Precipitation Amount (mm)

1.1
1.6
1.4
0.9
0.5
0.4
0.4
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
82
78
72
67
63
58
56
55
53
55
57
59
61
65
69
67
65
61
62
65

Pressure (mb)

995
996
996
997
998
1000
1001
1002
1002
1003
1004
1004
1005
1005
1006
1006
1006
1007
1007
1007
1008
1008
1008

Ozone (du)

378
381
384
393
402
411
411
411
411
403
396
388
385
382
379
378
377
375
375
376
376
377
379

Forecast for Dettah, North Slave Region, Canada (62.55,-114.07)

Generated: 18/05/26 07:58:24. Forecast: 18/05/26 to 24/05/26. Timezone: UTC-6.00