Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waning Gibbous 76%

00:48

08:46

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:19, Set: 19:27, Transit: 12:54. Moon - Rise: 00:48, Set: 08:46. Civil Dark: 19:57 - 05:49. Nautical Dark: 20:33 - 05:13. Astro Dark: 21:11 - 04:35

Total Clouds (% Sky Obscured)

99
99
84
83
100
100
100
95
94
86
67
68
84
97
89
50
32
76
87
91
92
90
97
97

Low Clouds (% Sky Obscured)

86
99
84
83
100
100
100
76
46
43
45
41
8
1
1
23
26
38
67
66
25
27
21
39

Medium Clouds (% Sky Obscured)

86
54
84
83
100
100
100
91
79
60
9
31
84
97
89
33
18
39
66
63
90
86
94
66

High Clouds (% Sky Obscured)

0
0
0
2
15
30
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
5
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 (%)

30
26
6
4
5
21
10
20
22
9
17
3
0
0
0
0
0
0
0
2
2
2
0
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-6
-7
-7
-8
-7
-6
-6
-6
-6
-6
-6
-5
-5
-5
-6
-6
-7
-8
-7
-10
-11
-12
-12

Relative Humidity (%)

75
65
56
51
49
52
51
53
53
53
57
65
70
71
72
71
71
71
68
75
66
61
59
57

Pressure (mb)

1012
1013
1013
1013
1013
1013
1013
1013
1014
1015
1015
1017
1017
1018
1018
1018
1019
1020
1020
1021
1022
1022
1023
1024

Ozone (du)

404
403
402
404
403
403
405
408
409
411
409
409
410
412
413
412
412
414
411
416
419
422
429
430

Tuesday 7

Waning Gibbous 67%

01:44

No Set

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

Sun - Rise: 06:17, Set: 19:28, Transit: 12:54. Moon - Rise: 01:44, Set: No Set. Civil Dark: 19:58 - 05:47. Nautical Dark: 20:35 - 05:11. Astro Dark: 21:13 - 04:32

Total Clouds (% Sky Obscured)

96
100
99
83
73
82
76
80
46
56
15
3
3
3
3
0
0
2
0
0
0
4
0
1

Low Clouds (% Sky Obscured)

42
48
57
59
54
68
52
65
46
56
15
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

92
100
98
64
47
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
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
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 (%)

3
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-14
-14
-15
-15
-15
-14
-14
-16
-17
-15
-13
-13
-13
-13
-13
-12
-12
-12
-12
-12
-12
-12
-14

Relative Humidity (%)

49
44
41
39
36
35
36
34
28
28
35
42
45
46
45
47
49
51
52
52
53
55
53
43

Pressure (mb)

1025
1026
1026
1026
1027
1027
1027
1027
1027
1028
1029
1030
1031
1032
1033
1033
1034
1034
1035
1035
1036
1036
1037
1038

Ozone (du)

431
434
436
434
436
442
441
439
442
449
453
454
455
447
440
437
433
431
426
418
411
403
404
402

Wednesday 8

Waning Gibbous 57%

02:30

09:36

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

Sun - Rise: 06:16, Set: 19:29, Transit: 12:53. Moon - Rise: 02:30, Set: 09:36. Civil Dark: 20:00 - 05:45. Nautical Dark: 20:36 - 05:09. Astro Dark: 21:15 - 04:30

Total Clouds (% Sky Obscured)

3
5
3
9
7
20
46
31
28
42
33
32
36
45
43
42
34
37
41
43
32
19
9
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
1
0
1
1
1
0
0

Medium Clouds (% Sky Obscured)

2
5
3
5
5
17
37
20
21
35
25
21
22
30
31
40
31
33
37
37
23
14
2
12

High Clouds (% Sky Obscured)

0
0
0
9
4
3
4
3
1
0
2
4
2
5
2
3
3
2
2
9
6
2
3
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-14
-13
-13
-11
-10
-10
-9
-6
-7
-8
-7
-6
-5
-5
-5
-6
-6
-5
-5
-4
-4
-4

Relative Humidity (%)

36
33
31
31
31
32
33
34
34
45
47
46
51
57
65
64
63
58
57
59
60
63
62
57

Pressure (mb)

1038
1038
1037
1037
1036
1036
1035
1035
1034
1033
1033
1033
1034
1034
1034
1033
1033
1033
1033
1033
1032
1033
1033
1033

Ozone (du)

394
387
375
370
375
380
384
384
381
379
372
370
373
372
370
369
369
371
369
367
365
362
358
355

Thursday 9

Waning Gibbous 48%

03:08

10:35

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
07 Bad
08 Bad

Sun - Rise: 06:14, Set: 19:31, Transit: 12:53. Moon - Rise: 03:08, Set: 10:35. Civil Dark: 20:01 - 05:43. Nautical Dark: 20:38 - 05:07. Astro Dark: 21:16 - 04:28

Total Clouds (% Sky Obscured)

77
95
84
79
67
79
90
97
98
77
77
99
95
83
93
55
67
93
61
46
79
86
83
63

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
3
5
14
21
30
37
44
41
52

Medium Clouds (% Sky Obscured)

22
62
29
30
27
37
63
45
41
43
38
31
33
35
38
43
45
52
59
46
72
71
73
63

High Clouds (% Sky Obscured)

56
81
58
36
14
36
58
80
87
77
77
97
94
83
93
55
67
93
61
46
79
86
83
63

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
12
18
21
20
17
14
16
20
22
33
43
50
61

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
0.3

Wind Speed/Direction (mph)

11
14
16
17
17
18
18
18
18
18
18
18
18
17
17
17
17
17
17
16
16
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
48
45
42
41
40
43
45
46
47
48
49
50
53
56
57
58
60
62
62
64
65
66
64

Pressure (mb)

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

Ozone (du)

354
354
354
354
354
354
351
352
351
350
348
350
350
350
350
351
349
346
347
347
345
349
351
351

Friday 10

Third Quarter 38%

03:39

11:41

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
07 Bad
08 Bad

Sun - Rise: 06:12, Set: 19:32, Transit: 12:53. Moon - Rise: 03:39, Set: 11:41. Civil Dark: 20:02 - 05:42. Nautical Dark: 20:39 - 05:05. Astro Dark: 21:18 - 04:26

Total Clouds (% Sky Obscured)

48
94
63
31
32
99
100
99
86
97
90
92
93
95
98
96
96
88
82
80
82
84
86
82

Low Clouds (% Sky Obscured)

48
81
63
31
32
70
56
43
26
10
5
32
61
89
92
91
92
88
82
80
80
75
73
65

Medium Clouds (% Sky Obscured)

48
89
63
31
32
44
56
93
50
34
20
24
31
38
42
39
31
29
27
26
22
24
31
23

High Clouds (% Sky Obscured)

48
94
63
31
32
76
57
15
29
50
60
58
33
5
4
4
3
4
4
5
4
3
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
5
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

73
85
79
71
60
65
66
64
55
43
21
32
31
33
40
46
53
54
50
38
28
17
4
9

Precipitation Amount (mm)

0.4
0.6
0.5
0.5
0.4
0.4
0.3
0.3
0.2
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
10
11
12
14
15
15
16
15
14
13
12
11
11
10
10
9
9
7
6
5
4
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
55
51
49
47
44
44
46
51
53
55
56
62
68
76
81
87
95
91
88
86
82
79
75

Pressure (mb)

1026
1026
1026
1026
1025
1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025

Ozone (du)

351
348
345
342
340
337
339
337
336
335
340
339
339
339
339
340
341
342
343
344
345
349
353
357

Saturday 11

Waning Crescent 28%

04:04

12:50

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

Sun - Rise: 06:10, Set: 19:33, Transit: 12:53. Moon - Rise: 04:04, Set: 12:50. Civil Dark: 20:04 - 05:40. Nautical Dark: 20:41 - 05:03. Astro Dark: 21:20 - 04:23

Total Clouds (% Sky Obscured)

78
76
76
74
68
75
87
98
79
60
42
38
30
28
20
11
1
2
3
4
4
4
5
5

Low Clouds (% Sky Obscured)

55
47
52
57
62
59
56
53
51
46
40
27
14
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
0
0
0
0
8
17
25
20
12
3
3
3
3
3
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
11
24
49
42
29
1
2
5
7
3
2
0
1
1
2
2
2
2
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
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 (%)

10
8
6
6
0
1
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)

8
7
7
8
9
11
11
11
11
9
7
5
4
4
4
3
3
3
3
3
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
66
61
56
51
47
46
45
43
48
52
57
60
63
65
67
68
70
73
74
77
73
69
65

Pressure (mb)

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

Ozone (du)

361
364
368
372
375
379
383
386
390
392
394
396
393
389
385
385
385
384
384
384
384
386
388
391

Sunday 12

Waning Crescent 28%

04:25

14:01

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

Sun - Rise: 06:08, Set: 19:35, Transit: 12:52. Moon - Rise: 04:25, Set: 14:01. Civil Dark: 20:05 - 05:38. Nautical Dark: 20:42 - 05:01. Astro Dark: 21:22 - 04:21

Total Clouds (% Sky Obscured)

5
4
7
12
16
37
69
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
6
12
16
12
7
0
0
0
0
0
0
0
19
37
55

Medium Clouds (% Sky Obscured)

1
2
7
12
16
25
25
25
50
70
90
87
83
80
86
93
100

High Clouds (% Sky Obscured)

1
1
7
12
16
37
69
100
81
57
35
57
75
96
99
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7

Fog (%)

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
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
31
46
58
55
49
42
34
33
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
4
5
5
5
9
9
8
8
8
8
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

59
53
48
44
41
38
38
38
39
43
47
52
53
54
55
62
70

Pressure (mb)

1032
1032
1032
1031
1030
1030
1029
1028
1027
1027
1026
1026
1025
1024
1023
1022
1022

Ozone (du)

389
388
387
384
381
378
376
373
370
365
361
356
353
350
347
344
340

Forecast for Domaine-Joyeux, Montérégie, Canada (45.22,-73.09)

Generated: 06/04/26 09:29:03. Forecast: 06/04/26 to 12/04/26. Timezone: UTC-4.00