Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 23

First Quarter 56%

12:27

01:57

12 OK
13 OK
14 OK
15 OK
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
10 Bad
11 Bad

Sun - Rise: 05:00, Set: 20:20, Transit: 12:41. Moon - Rise: 12:27, Set: 01:57. Civil Dark: 20:57 - 04:23. Nautical Dark: 21:45 - 03:35. Astro Dark: 22:46 - 02:33

Total Clouds (% Sky Obscured)

24
30
24
30
100
100
100
100
100
100
100
100
100
100
100
100
100
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
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
3
23
63
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

24
11
24
30
100
100
100
100
100
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
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)

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

Chance of Frost

Temperature (°C)

16
17
17
17
18
17
16
15
12
10
9
8
7
7
7
8
8
8
8
10
12
14
14
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
45
48
51
54
59
68
73
67
63
64
63
62
60
61
64
66
68
70
72
71
61
64
62

Pressure (mb)

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

Ozone (du)

364
361
360
359
358
359
360
359
359
358
358
357
356
355
353
353
352
350
349
346
344
343
342
342

Sunday 24

Waxing Gibbous 66%

13:39

02:13

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
10 Bad
11 Bad

Sun - Rise: 04:59, Set: 20:21, Transit: 12:41. Moon - Rise: 13:39, Set: 02:13. Civil Dark: 20:58 - 04:22. Nautical Dark: 21:47 - 03:33. Astro Dark: 22:49 - 02:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
4
10
36
79
100
100
100
100
100
100
100
100
100
100
100
91
100
87
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
98
98
100
100
100
100
100
100
100
100
99
100
100
100
98
97
98
100
95
96
85

High Clouds (% Sky Obscured)

100
100
100
100
100
100
96
97
100
100
100
48
99
100
100
100
91
18
20
15
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

9
4
5
9
24
23
52
73
82
73
38
26
11
35
39
17
28
60
69
85
95
83
83
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.6
0.4
0
0
0
0
0
0
0
0.3
0.3
0.5
1.2
0.4
0.6
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
52
47
49
56
58
58
75
88
93
93
93
93
93
93
93
93
95
95
95
96
96
98
98

Pressure (mb)

1031
1030
1030
1029
1029
1029
1028
1028
1028
1028
1027
1027
1026
1025
1025
1024
1024
1023
1023
1023
1023
1022
1022
1022

Ozone (du)

343
342
340
341
340
341
345
346
347
347
344
345
349
350
349
350
353
357
359
361
364
361
365
373

Monday 25

Waxing Gibbous 76%

14:48

02:29

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 OK
10 OK
11 Bad

Sun - Rise: 04:58, Set: 20:23, Transit: 12:41. Moon - Rise: 14:48, Set: 02:29. Civil Dark: 21:00 - 04:21. Nautical Dark: 21:48 - 03:32. Astro Dark: 22:51 - 02:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
49
59
64
61
75
71
57
100
100
99
100
100
97
100
50
39
28
5
25

Low Clouds (% Sky Obscured)

100
100
100
100
100
45
53
58
51
62
63
41
40
34
32
33
28
30
11
13
14
11
5
14

Medium Clouds (% Sky Obscured)

35
32
35
35
22
0
0
0
0
0
0
5
2
32
37
62
64
56
41
40
34
18
5
25

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
3
12
13
5
25
100
100
99
86
52
48
50
44
20
27
5
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
7
5

Fog (%)

0
0
0
0
0
0
0
0
0
48
51
32
17
13
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
Light Rain

Precipitation Probability (%)

5
0
0
15
2
4
1
1
11
1
0
0
0
0
2
0
0
1
3
5
15
19
28
67

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
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
13
13
13
13
13
13
11
11
10
9
9
9
9
10
10
10
13
16
17
17
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
93
95
95
95
96
98
96
96
96
96
98
96
95
96
95
96
92
87
85
89
89

Pressure (mb)

1021
1021
1020
1020
1019
1019
1019
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016

Ozone (du)

381
381
384
383
382
378
371
370
367
365
362
357
357
359
357
358
358
361
365
367
365
365
365
366

Tuesday 26

Waxing Gibbous 84%

15:56

02:46

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 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:58, Set: 20:24, Transit: 12:41. Moon - Rise: 15:56, Set: 02:46. Civil Dark: 21:01 - 04:20. Nautical Dark: 21:50 - 03:31. Astro Dark: 22:53 - 02:27

Total Clouds (% Sky Obscured)

55
80
84
91
95
95
94
92
95
98
95
72
100
100
87
72
33
32
35
42
40
64
92
89

Low Clouds (% Sky Obscured)

22
38
38
33
12
56
53
42
42
26
39
30
47
54
46
39
32
32
35
38
40
61
81
82

Medium Clouds (% Sky Obscured)

39
52
61
63
85
85
84
84
90
95
55
55
55
55
40
22
0
1
2
7
5
9
12
19

High Clouds (% Sky Obscured)

34
17
62
81
35
66
57
63
43
31
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
5
2
2
9
9
9
9
4
1
9
9
9
9
9
9
6
6

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

Precipitation Probability (%)

29
20
19
22
33
62
70
95
95
94
24
39
48
57
46
38
26
18
9
0
1
14
45
44

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.6
2.3
0.3
0
0
0
0.2
0
0
0
0
0
0
0
0
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
21
22
22
22
20
20
20
19
18
17
15
15
14
14
13
12
12
13
14
16
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
92
81
74
75
88
92
93
92
93
95
96
95
98
98
98
98
98
96
90
86
81
81

Pressure (mb)

1015
1014
1013
1013
1012
1011
1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

368
371
368
369
370
372
373
369
366
383
398
397
395
395
396
396
398
398
399
399
400
397
394
391

Wednesday 27

Waxing Gibbous 90%

17:04

03:04

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 04:57, Set: 20:25, Transit: 12:41. Moon - Rise: 17:04, Set: 03:04. Civil Dark: 21:02 - 04:19. Nautical Dark: 21:51 - 03:30. Astro Dark: 22:55 - 02:25

Total Clouds (% Sky Obscured)

50
63
74
90
41
73
43
46
74
38
72
83
80
83
70
60
56
62
68
71
84
88
97
92

Low Clouds (% Sky Obscured)

48
59
66
83
23
63
20
31
61
24
44
39
28
27
64
55
41
45
49
52
61
70
78
74

Medium Clouds (% Sky Obscured)

23
27
26
24
24
23
17
13
15
15
16
11
5
0
0
1
1
11
21
27
27
30
34
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
1
9
5
5
1
1
0
1
4
6
21
31
39
16

ISS Passover

Visibility (miles)

7
7
9
9
9
5
8
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 (%)

44
30
34
30
37
28
19
12
4
1
0
1
1
0
1
1
1
2
2
1
3
4
3
12

Precipitation Amount (mm)

0.2
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
10
10
11
10
11
9
10
9
8
7
6
5
5
5
6
6
6
7
7
8
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
65
62
65
77
72
79
81
86
84
90
90
90
91
95
96
96
96
93
91
88
83
79
74

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008

Ozone (du)

385
382
377
374
373
371
369
370
373
376
377
378
379
379
380
380
380
380
381
382
384
385
387
388

Thursday 28

Waxing Gibbous 95%

18:13

03:27

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
10 Bad
11 Bad

Sun - Rise: 04:56, Set: 20:26, Transit: 12:41. Moon - Rise: 18:13, Set: 03:27. Civil Dark: 21:03 - 04:19. Nautical Dark: 21:52 - 03:29. Astro Dark: 22:57 - 02:23

Total Clouds (% Sky Obscured)

87
83
87
91
95
95
96
96
94
92
90
92
94
96
93
93
94
93
99
100
100
100
100
96

Low Clouds (% Sky Obscured)

70
67
76
83
90
89
90
92
86
81
75
75
71
67
71
72
73
71
70
69
79
89
100
91

Medium Clouds (% Sky Obscured)

37
38
23
19
18
20
23
26
27
36
40
42
44
38
28
20
15
24
39
52
45
37
30
30

High Clouds (% Sky Obscured)

6
5
0
0
35
46
63
76
64
32
1
1
0
0
0
0
0
0
0
0
3
8
33
31

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
1
0
0
0
0
3
6
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
Very Light Rain
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

17
21
22
23
24
31
36
41
42
46
50
42
36
35
38
41
46
61
67
56
55
43
31
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
12
11
11
11
10
8
7
7
7
7
7
7
7
6
6
6
6
6
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
14
13
13
13
13
13
5
6
6
5
5
5
3
3
2
3
5
5
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

71
68
66
68
70
74
81
88
96
96
94
94
96
98
98
98
100
98
98
98
98
90
85
80

Pressure (mb)

1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

390
392
395
395
396
397
400
403
405
409
412
415
417
418
419
421
423
426
427
429
430
430
430
430

Friday 29

Waxing Gibbous 99%

19:21

03:54

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

Sun - Rise: 04:55, Set: 20:26, Transit: 12:41. Moon - Rise: 19:21, Set: 03:54. Civil Dark: 21:04 - 04:18. Nautical Dark: 21:54 - 03:28. Astro Dark: 22:59 - 02:21

Total Clouds (% Sky Obscured)

92
88
91
93
96
97
99
100
100
99
99
96
93
91
88
87
85
86
86
87

Low Clouds (% Sky Obscured)

83
75
79
82
85
81
79
75
78
81
87
88
90
91
88
87
85
82
79
74

Medium Clouds (% Sky Obscured)

30
30
32
28
25
28
28
24
27
31
30
18
17
16
15
19
22
15
7
0

High Clouds (% Sky Obscured)

17
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

Fog (%)

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

Precipitation Probability (%)

66
79
83
87
81
69
42
18
22
21
6
12
15
15
17
17
16
12
7
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
9
10
9
9
10
9
8
7
6
5
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
74
73
73
74
73
74
77
78
79
81
82
86
89
93
94
94
96
89
82

Pressure (mb)

1006
1006
1006
1006
1007
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1013
1013

Ozone (du)

427
425
423
421
419
418
418
418
418
417
416
415
415
414
413
413
414
414
414
414

Forecast for Sainte-Marie, Chaudière-Appalaches, Canada (46.41,-71.06)

Generated: 23/05/26 12:43:43. Forecast: 23/05/26 to 29/05/26. Timezone: UTC-4.00