Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 76%

14:48

02:30

06 Bad
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 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:01, Set: 20:20, Transit: 12:41. Moon - Rise: 14:48, Set: 02:30. Civil Dark: 20:57 - 04:24. Nautical Dark: 21:44 - 03:36. Astro Dark: 22:44 - 02:36

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
100
100
100
100
100
74
78
78
69
70
63
60
41
22
96
57
63

Low Clouds (% Sky Obscured)

90
90
91
92
95
100
94
100
100
100
100
100
74
75
78
65
55
63
60
41
22
42
38
39

Medium Clouds (% Sky Obscured)

100
100
100
100
94
88
93
81
5
33
62
40
0
4
0
0
7
1
2
0
0
33
33
40

High Clouds (% Sky Obscured)

100
100
100
99
85
80
0
0
0
0
0
0
0
0
0
0
0
3
60
41
0
33
0
0

ISS Passover

Visibility (miles)

3
1
4
5
4
4
9
2
0
0
0
0
0
0
2
9
9
1
0
0
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
26
24
19
3
6
9
11
33
16
3
4
1
0
0
3
15
4
0

Precipitation Amount (mm)

1.7
1.5
1.4
1.5
0.9
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
98
98
98
98
98
96
98
98
96
100
98
100
100
98
100
98
98
98
98

Pressure (mb)

1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

336
338
340
341
342
343
350
361
362
365
371
368
358
355
350
349
349
347
347
348
353
357
364
373

Tuesday 26

Waxing Gibbous 84%

15:55

02:47

06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
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: 05:00, Set: 20:21, Transit: 12:41. Moon - Rise: 15:55, Set: 02:47. Civil Dark: 20:58 - 04:23. Nautical Dark: 21:46 - 03:35. Astro Dark: 22:46 - 02:34

Total Clouds (% Sky Obscured)

71
33
31
36
28
43
96
99
87
100
99
94
100
99
100
100
97
95
78
75
69
50
60
50

Low Clouds (% Sky Obscured)

58
31
30
35
26
35
8
9
23
17
16
16
82
86
91
81
79
79
61
72
62
45
45
40

Medium Clouds (% Sky Obscured)

2
0
0
0
0
11
28
33
69
19
83
92
100
75
100
100
51
39
24
2
6
0
0
0

High Clouds (% Sky Obscured)

3
0
0
0
4
6
94
96
87
100
74
20
0
4
0
0
0
0
0
0
0
0
0
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
3
6
9
9
7
5
2
3
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
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
8
18
10
14
27
47
56
95
81
95
93
69
30
20
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.9
0
1.3
0.5
0.6
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
12
14
16
18
20
21
22
23
23
24
23
22
19
18
16
15
15
14
14
14
13
13
12

Feels Like (°C)

9
12
14
15
17
19
19
19
20
20
21
20
19
16
15
13
13
13
13
13
13
13
11
10

Dew Point (°C)

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

Relative Humidity (%)

98
95
90
82
72
62
58
52
51
52
55
61
62
63
66
95
95
95
96
98
100
98
96
96

Pressure (mb)

1017
1017
1017
1016
1015
1015
1014
1013
1012
1010
1009
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1010

Ozone (du)

375
376
374
371
371
369
365
363
360
358
358
359
359
359
362
364
367
370
369
365
362
359
358
359

Wednesday 27

Waxing Gibbous 90%

17:03

03:06

06 Bad
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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 04:59, Set: 20:22, Transit: 12:41. Moon - Rise: 17:03, Set: 03:06. Civil Dark: 20:59 - 04:23. Nautical Dark: 21:47 - 03:34. Astro Dark: 22:48 - 02:32

Total Clouds (% Sky Obscured)

57
76
46
26
71
67
96
98
98
76
51
94
65
87
88
33
40
87
23
71
85
87
89
86

Low Clouds (% Sky Obscured)

57
69
46
26
37
63
82
80
80
60
41
66
45
45
52
33
40
46
18
60
69
73
74
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
18
26
37
40
41
43
67
50
77
32
33
40
66
23
33
36
40
61
52

High Clouds (% Sky Obscured)

36
6
3
6
42
3
55
49
0
0
0
3
0
0
0
0
0
0
0
3
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
5
6
6
9
9
9
9
9
9
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
0
0
0
1
1
16
29
30
26
47
48
35
9
11
4
0
4
3
14
22
16
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
84
67
57
52
49
52
60
63
56
59
85
90
92
92
93
95
96
98
96
98
98
96

Pressure (mb)

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

Ozone (du)

358
353
355
355
353
354
355
354
353
354
355
357
358
362
368
378
382
388
391
397
400
402
406
403

Thursday 28

Waxing Gibbous 95%

18:11

03:29

06 Bad
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: 04:59, Set: 20:23, Transit: 12:41. Moon - Rise: 18:11, Set: 03:29. Civil Dark: 21:00 - 04:22. Nautical Dark: 21:48 - 03:33. Astro Dark: 22:50 - 02:31

Total Clouds (% Sky Obscured)

95
98
74
95
93
95
91
95
96
96
96
97
97
97
97
97
77
86
83
76
76
100
100
100

Low Clouds (% Sky Obscured)

77
82
55
81
89
89
85
90
90
94
96
96
96
95
91
85
61
73
73
70
68
93
92
92

Medium Clouds (% Sky Obscured)

62
69
56
75
71
73
36
75
29
77
68
32
23
16
22
32
38
45
56
67
62
65
65
65

High Clouds (% Sky Obscured)

0
3
0
0
3
0
0
2
0
2
1
0
0
1
11
20
30
23
17
9
29
48
70
87

ISS Passover

Visibility (miles)

9
9
9
9
7
5
8
5
7
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

10
18
25
40
48
52
60
57
55
64
62
49
42
42
37
38
39
32
32
46
55
61
73
66

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.2
0.2
0.4
0.3
0
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
12
13
13
13
14
12
11
11
10
9
8
8
7
7
6
6
4
4
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
84
75
83
82
79
95
96
98
98
95
93
91
93
93
94
94
98
98
96
96
96

Pressure (mb)

1012
1012
1013
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

398
393
393
394
396
401
400
403
403
395
389
390
395
399
402
399
398
399
400
398
393
389
387
384

Friday 29

Waxing Gibbous 99%

19:18

03:57

06 Bad
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: 04:58, Set: 20:24, Transit: 12:41. Moon - Rise: 19:18, Set: 03:57. Civil Dark: 21:01 - 04:21. Nautical Dark: 21:50 - 03:32. Astro Dark: 22:52 - 02:29

Total Clouds (% Sky Obscured)

100
100
94
91
87
96
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
93
91
91
87
93
85
85
89
94
100
97
94
72
80
85
94
92
90
88
89
94
99
99

Medium Clouds (% Sky Obscured)

67
100
86
72
62
75
67
42
99
100
100
89
100
100
100
100
100
100
100
100
100
100
100
99

High Clouds (% Sky Obscured)

89
100
72
43
15
15
0
15
16
18
19
49
75
75
70
70
50
5
0
0
33
67
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
7
6
4

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

Precipitation Probability (%)

58
57
47
36
30
26
25
20
42
60
84
80
79
81
95
95
95
95
95
95
95
85
78
95

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
4
4
5
5
6
5
5
6
5
5
5
5
5
4
5
5
5
5
6
8
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
93
91
88
85
81
75
65
63
65
69
70
74
74
74
74
78
81
83
88
93
96

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

383
384
384
384
385
387
392
392
391
389
391
391
390
394
396
399
401
404
404
404
403
403
402
402

Saturday 30

Waxing Gibbous 100%

20:23

04:32

06 Bad
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: 04:57, Set: 20:25, Transit: 12:42. Moon - Rise: 20:23, Set: 04:32. Civil Dark: 21:02 - 04:20. Nautical Dark: 21:51 - 03:31. Astro Dark: 22:54 - 02:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
97
95
92
77
56
20
25
45
50
55
50
50
60
70
50
46

Low Clouds (% Sky Obscured)

100
100
100
100
100
98
95
92
82
71
57
44
30
10
5
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
96
97
97
97
98
98
99
93
86
79
71
56
20
25
45
50
55
50
50
60
70
50
46

High Clouds (% Sky Obscured)

90
85
67
48
29
21
15
15
22
27
33
20
13
2
17
32
38
24
25
20
20
20
24
22

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
88
81
70
56
59
61
60
61
59
50
57
54
46
40
35
17
14

Precipitation Amount (mm)

1.1
1.5
1.5
1.3
0.9
0.8
0.7
0.6
0.5
0.3
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
1
2
1
1
1
1
2
2
3
3
3
3
3
2
1
2
2
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
98
98
100
98
98
98
100
98
98
98
98
100
98
98
100
98
100
98
100
98

Pressure (mb)

1013
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

404
407
409
411
413
415
415
415
415
416
417
419
419
418
418
418
418
418
417
416
415
414
414
413

Sunday 31

Full Moon 99%

21:24

05:16

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

Sun - Rise: 04:57, Set: 20:26, Transit: 12:42. Moon - Rise: 21:24, Set: 05:16. Civil Dark: 21:03 - 04:20. Nautical Dark: 21:52 - 03:30. Astro Dark: 22:56 - 02:26

Total Clouds (% Sky Obscured)

43
48
63
77
100
94
88
78
71
59
40
58
77
95
93
94
96
98
97
100

Low Clouds (% Sky Obscured)

0
0
19
19
23
37
35
32
22
13
4
21
37
51
35
32
23
16
9
1

Medium Clouds (% Sky Obscured)

42
28
28
31
46
57
56
55
68
59
40
58
64
61
60
61
65
62
59
56

High Clouds (% Sky Obscured)

37
34
47
49
54
69
88
78
71
59
40
58
77
94
66
36
25
27
59
51

ISS Passover

Visibility (miles)

8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
3
9
12
16
16
11
0
0
0
0
7
9
9
12
10
10
7
2
2

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

5
6
6
6
7
8
11
13
15
16
16
16
15
14
13
12
11
10
9
8

Feels Like (°C)

1
1
0
2
3
3
4
4
4
14
13
12
13
14
14
8
8
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

96
93
91
85
79
75
55
40
29
33
36
41
51
62
76
79
81
84
84
87

Pressure (mb)

1018
1018
1018
1018
1017
1016
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

414
414
415
413
412
410
406
402
398
396
394
392
390
389
388
387
387
386
386
386

Forecast for Saint-Romain, Estrie, Canada (45.79,-71.09)

Generated: 25/05/26 06:58:22. Forecast: 25/05/26 to 31/05/26. Timezone: UTC-4.00