Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 22

Waxing Crescent 44%

11:13

01:37

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

Sun - Rise: 05:03, Set: 20:17, Transit: 12:41. Moon - Rise: 11:13, Set: 01:37. Civil Dark: 20:53 - 04:27. Nautical Dark: 21:40 - 03:40. Astro Dark: 22:38 - 02:41

Total Clouds (% Sky Obscured)

0
0
0
0
15
23
47
39
48
55
54
56
40
44
25
6
10
15
20
25
25
25
16
25

Low Clouds (% Sky Obscured)

0
0
0
0
14
21
32
2
12
22
24
22
7
1
2
2
10
15
20
25
25
25
16
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
47
39
40
43
49
33
29
33
21
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
2
0
4
0
0
0
0
0
0
0
0
3
0
4
25

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

Chance of Frost

Temperature (°C)

1
4
7
10
10
12
13
13
14
15
15
15
14
13
11
8
8
7
7
7
6
5
5
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
50
42
38
36
35
35
36
37
39
40
40
45
59
78
87
88
88
87
77
76
76
78
88

Pressure (mb)

1031
1031
1031
1031
1030
1030
1029
1028
1028
1028
1027
1027
1027
1028
1029
1030
1031
1031
1031
1032
1032
1033
1033
1034

Ozone (du)

361
360
363
363
363
362
361
360
361
360
360
359
358
362
367
366
367
370
372
370
372
371
371
371

Saturday 23

First Quarter 56%

12:28

01:56

06 OK
07 OK
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: 05:02, Set: 20:18, Transit: 12:41. Moon - Rise: 12:28, Set: 01:56. Civil Dark: 20:54 - 04:26. Nautical Dark: 21:41 - 03:39. Astro Dark: 22:40 - 02:40

Total Clouds (% Sky Obscured)

25
39
52
68
99
100
100
100
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
2
0
0
0
3
2
3
0
0
0
0
0
0
3
2
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
0
0
0
6
54
60

High Clouds (% Sky Obscured)

25
39
52
68
98
100
100
100
95
100
100
100
100
100
100
100
100
100
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
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)

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

Chance of Frost

Temperature (°C)

5
8
10
12
14
15
16
18
18
18
19
18
17
16
13
11
10
9
8
8
7
7
7
7

Feels Like (°C)

3
7
9
10
12
14
14
15
15
16
16
16
15
14
10
8
7
7
6
6
5
5
5
5

Dew Point (°C)

2
3
3
3
3
2
2
2
2
2
2
3
5
8
5
3
3
5
5
5
5
5
4
5

Relative Humidity (%)

83
73
61
53
47
41
37
35
33
33
33
34
45
58
59
57
63
76
81
82
84
84
84
85

Pressure (mb)

1034
1034
1035
1034
1034
1034
1033
1032
1032
1031
1031
1031
1031
1031
1031
1032
1033
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

371
367
367
366
364
362
361
358
357
357
355
356
355
354
355
354
353
353
351
349
348
345
344
344

Sunday 24

Waxing Gibbous 66%

13:39

02:13

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: 05:01, Set: 20:19, Transit: 12:41. Moon - Rise: 13:39, Set: 02:13. Civil Dark: 20:56 - 04:25. Nautical Dark: 21:43 - 03:38. Astro Dark: 22:42 - 02:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
98
100
90
62
92
58
100
98
100
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
21
54
60
92
100
100
100
100
100

Medium Clouds (% Sky Obscured)

50
55
55
55
53
100
99
97
100
97
100
90
41
84
51
96
61
72
91
81
81
99
100
100

High Clouds (% Sky Obscured)

100
100
100
100
97
100
100
58
96
35
42
20
11
18
15
33
40
76
75
84
90
95
100
85

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
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
3
6
13
33
49
49
66
67
44
48
54
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
10
12
13
15
16
16
16
17
17
17
16
14
13
10
9
9
10
10
9
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
72
61
48
39
34
31
28
29
29
32
36
41
47
57
59
55
47
49
54
60
64
73
87

Pressure (mb)

1033
1033
1033
1032
1032
1031
1031
1031
1030
1029
1029
1029
1028
1029
1028
1029
1028
1027
1027
1026
1026
1025
1025
1024

Ozone (du)

345
345
344
344
344
344
345
344
344
344
344
344
344
344
346
340
338
340
339
336
335
335
336
338

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 Bad
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
100
100
100
100
100
100
100
99
98
98
97
97
97
96
93
92
94
94
94
93

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
98
98
96
95
93
90
88
86
90
93
93
93

Medium Clouds (% Sky Obscured)

100
100
100
100
100
95
91
88
36
41
42
26
13
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

63
55
55
55
55
55
0
0
0
0
0
0
0
0
0
0
1
15
7
20
4
15
10
22

ISS Passover

Visibility (miles)

9
4
2
3
3
4
9
9
9
2
0
0
0
0
0
0
0
0
0
0
0
0
1
2

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

Precipitation Probability (%)

71
95
95
95
95
78
51
51
38
30
3
5
5
3
2
9
20
10
21
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.6
1.2
1
0.7
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
4
3
3
2
3
3
3
3
4
4
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
96
98
98
98
96
96
98
98
98
98
98
100
98
98
98
98
100
100
100
98
96
98

Pressure (mb)

1024
1023
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

339
340
339
338
340
343
353
351
358
363
365
364
358
357
357
353
352
354
353
351
351
355
355
358

Tuesday 26

Waxing Gibbous 84%

15:55

02:47

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
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)

93
92
94
98
60
29
60
50
48
78
79
97
95
94
95
97
98
95
91
87
83
82
82
73

Low Clouds (% Sky Obscured)

93
92
91
92
29
12
30
4
3
7
7
19
34
67
62
46
35
54
73
87
83
82
82
73

Medium Clouds (% Sky Obscured)

0
0
2
5
9
15
21
25
28
26
34
32
39
66
65
67
70
75
82
87
83
82
82
73

High Clouds (% Sky Obscured)

38
36
52
69
60
29
60
50
48
36
1
23
25
31
34
32
50
95
91
87
83
82
82
73

ISS Passover

Visibility (miles)

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

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
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

Precipitation Probability (%)

0
0
0
0
0
0
18
29
31
12
30
74
91
95
95
95
95
89
79
72
93
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0.6
0.7
0.7
0.6
0.5
0.4
0.7
1.1
1.5
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
12
13
16
18
20
20
21
21
22
20
18
16
15
14
14
13
13
13
13
12
12
12

Feels Like (°C)

8
9
10
11
14
17
19
19
20
20
20
20
17
15
14
14
14
14
13
13
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
90
78
62
57
59
60
61
52
69
86
87
92
92
95
96
98
98
98
98
98
100

Pressure (mb)

1020
1020
1019
1019
1018
1017
1016
1015
1014
1014
1013
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

359
360
361
364
365
367
369
371
371
371
370
368
367
365
368
369
369
370
372
373
374
375
375
375

Wednesday 27

Waxing Gibbous 90%

17:03

03:06

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: 20:22, 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)

67
61
72
86
94
82
70
60
64
70
76
79
81
76
73
62
49
50
58
62
69
82
97
89

Low Clouds (% Sky Obscured)

67
61
69
68
67
59
53
48
56
59
61
64
65
64
65
62
49
50
58
62
69
82
89
88

Medium Clouds (% Sky Obscured)

67
61
72
86
89
64
41
18
28
40
43
32
21
12
21
22
27
23
25
28
23
27
26
26

High Clouds (% Sky Obscured)

67
61
72
85
85
63
42
19
13
8
4
2
1
0
0
0
0
0
1
1
1
1
1
1

ISS Passover

Visibility (miles)

4
7
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 (%)

95
95
95
68
26
23
21
21
19
19
12
18
20
23
20
15
10
11
11
7
11
13
15
19

Precipitation Amount (mm)

1.4
1.1
0.7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
13
12
12
12
12
11
11
16
15
13
13
12
12
8
8
9
8
8
7
4
4
4

Dew Point (°C)

11
11
12
11
11
11
8
6
4
4
5
6
6
7
7
7
6
7
6
6
5
5
5
5

Relative Humidity (%)

96
96
96
92
86
82
64
52
41
45
52
58
62
66
71
78
84
93
93
94
96
96
93
91

Pressure (mb)

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

Ozone (du)

378
381
384
392
399
407
409
412
414
414
414
414
413
411
410
411
411
412
410
409
407
405
403
402

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

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)

82
73
81
90
94
96
97
99
99
100
100
97
94
90
93
95
99
87
75
62

Low Clouds (% Sky Obscured)

82
73
81
86
91
93
93
95
94
94
94
91
89
87
87
87
89
82
71
60

Medium Clouds (% Sky Obscured)

25
25
28
31
46
70
80
91
92
69
65
59
54
43
36
30
32
30
28
26

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
3
2
2
9
8
10
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

23
26
27
28
31
33
36
39
35
33
32
21
24
26
20
20
24
16
9
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
4
4
4
4

Relative Humidity (%)

87
85
81
75
69
65
65
65
65
62
60
58
64
70
75
78
79
82
84
84

Pressure (mb)

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

Ozone (du)

401
401
401
400
400
399
400
400
401
397
392
388
392
395
399
398
397
396
394
393

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

Generated: 22/05/26 06:54:56. Forecast: 22/05/26 to 28/05/26. Timezone: UTC-4.00