Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 29

Waxing Gibbous 91%

15:43

05:33

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: 06:36, Set: 19:17, Transit: 12:56. Moon - Rise: 15:43, Set: 05:33. Civil Dark: 19:46 - 06:06. Nautical Dark: 20:22 - 05:29. Astro Dark: 20:58 - 04:52

Total Clouds (% Sky Obscured)

78
83
84
89
96
93
94
95
84
81
76
58
98
99
100
93
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

78
83
84
79
78
53
31
49
5
15
15
25
1
0
0
0
0
8
10
76
48
5
15
6

Medium Clouds (% Sky Obscured)

57
58
56
58
55
47
55
61
47
43
32
58
97
82
96
93
100
100
100
100
100
100
99
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
6
58
87
99
32
48
100
100
100
61
60
65
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 (%)

0
0
0
28
16
7
1
0
0
0
0
0
0
0
0
0
0
0
0
16
31
24
2
0

Precipitation Amount (mm)

0
0
0.1
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
6
6
5
10
11
10
10
10
10
10
7
5
5
5
6
6
7
7
8
9
8
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-8
-8
-9
-7
-8
-7
-7
-8
-8
-7
-5
-3
-2
-3
-2
-3
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

72
75
70
62
61
54
53
48
41
37
40
45
55
64
69
72
73
74
74
72
74
72
73
74

Pressure (mb)

1030
1030
1030
1030
1030
1029
1028
1027
1026
1025
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1020
1019
1018
1017

Ozone (du)

436
439
437
440
446
449
445
441
441
436
429
422
418
414
412
410
410
409
407
406
405
403
400
399

Monday 30

Waxing Gibbous 96%

16:56

05:51

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: 06:34, Set: 19:18, Transit: 12:56. Moon - Rise: 16:56, Set: 05:51. Civil Dark: 19:48 - 06:04. Nautical Dark: 20:23 - 05:27. Astro Dark: 21:00 - 04:50

Total Clouds (% Sky Obscured)

100
100
89
83
76
81
89
100
100
100
100
100
100
100
100
100
100
65
100
100
98
95
95
95

Low Clouds (% Sky Obscured)

15
20
13
24
25
25
20
20
20
15
10
16
45
61
67
100
75
65
83
74
84
76
58
67

Medium Clouds (% Sky Obscured)

100
100
72
64
47
65
55
65
87
100
100
100
100
100
100
100
64
60
62
82
89
84
56
57

High Clouds (% Sky Obscured)

4
70
87
83
76
81
89
100
99
100
100
100
100
100
100
100
97
28
98
91
91
88
90
87

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

Precipitation Probability (%)

0
0
1
0
0
7
4
4
1
6
2
5
22
34
44
67
68
66
62
62
42
18
27
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

6
8
11
12
13
13
13
13
12
10
8
6
4
2
2
2
3
3
3
2
3
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
76
75
76
79
77
78
76
75
77
78
84
87
85
84
85
86
86
88
86
88
89
91

Pressure (mb)

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

Ozone (du)

400
398
394
392
392
392
390
389
389
392
390
387
385
383
382
379
379
379
377
374
372
372
373
374

Tuesday 31

Waxing Gibbous 99%

18:06

No Set

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: 06:32, Set: 19:19, Transit: 12:56. Moon - Rise: 18:06, Set: No Set. Civil Dark: 19:49 - 06:03. Nautical Dark: 20:24 - 05:25. Astro Dark: 21:01 - 04:48

Total Clouds (% Sky Obscured)

93
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)

66
94
99
100
100
100
100
100
100
100
98
96
88
85
68
75
94
91
91
100
100
100
100
100

Medium Clouds (% Sky Obscured)

86
61
96
91
100
100
90
96
99
98
43
39
45
43
38
37
46
40
97
63
48
50
48
81

High Clouds (% Sky Obscured)

91
91
91
92
95
100
100
100
88
100
100
100
100
100
100
100
100
100
100
95
100
81
41
100

ISS Passover

Visibility (miles)

9
9
9
8
2
1
1
3
2
6
9
9
0
0
1
2
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
65
65
64
64
64
64
64
64
64
64
64
64

Precipitation Type

None
None
None
Light Rain
Snow
Snow
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
4
18
95
95
95
95
93
95
72
50
95
95
95
95
95
95
95
95
95
95
88
95
95

Precipitation Amount (mm)

0
0
0
1.1
2.2
3.6
1
0.5
0.9
0.3
0
0.9
0.6
0.9
0.7
1.4
5.8
2.6
2.6
1.2
0.5
0.5
0.7
2.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
79
76
91
94
96
96
94
96
98
100
100
100
100
100
100
100
98
100
100
100
100
100

Pressure (mb)

1019
1019
1019
1018
1018
1017
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1005
1004
1004
1004
1005
1004

Ozone (du)

374
375
375
374
373
372
367
366
364
362
361
361
360
361
361
359
357
360
359
359
355
352
350
352

Wednesday 1

Full Moon 100%

19:14

06:08

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: 06:30, Set: 19:21, Transit: 12:55. Moon - Rise: 19:14, Set: 06:08. Civil Dark: 19:50 - 05:59. Nautical Dark: 20:26 - 05:23. Astro Dark: 21:03 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
87
73
65
65
65
70
65
65
55
61
68
80
86

Low Clouds (% Sky Obscured)

100
100
100
100
100
90
82
73
69
66
75
75
49
65
65
36
46
25
34
20
6
6
5
2

Medium Clouds (% Sky Obscured)

64
6
40
4
27
40
28
22
34
12
55
60
60
65
65
62
58
30
30
50
45
40
40
45

High Clouds (% Sky Obscured)

100
96
100
100
100
95
95
98
100
99
95
68
37
5
5
5
5
5
10
5
18
28
45
61

ISS Passover

Visibility (miles)

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

Fog (%)

64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64

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 (%)

84
30
30
21
18
31
13
10
7
4
0
1
2
0
0
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
100
100
100
100
100
100
100
98
100
98
98
98
98
98
96
94
92
92
89
87
87

Pressure (mb)

1005
1008
1010
1011
1013
1015
1015
1017
1018
1019
1021
1022
1023
1025
1026
1027
1028
1029
1030
1030
1031
1032
1032
1032

Ozone (du)

349
349
350
351
348
349
352
350
349
352
354
354
358
359
359
356
352
348
348
346
346
346
344
344

Thursday 2

Waning Gibbous 99%

20:23

06:26

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: 06:29, Set: 19:22, Transit: 12:55. Moon - Rise: 20:23, Set: 06:26. Civil Dark: 19:52 - 05:57. Nautical Dark: 20:27 - 05:21. Astro Dark: 21:05 - 04:43

Total Clouds (% Sky Obscured)

93
100
93
87
81
88
95
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
25
20
10
5
5
5
10
20
35
50
60
70
70
75
80
80
89
92
97
97
97
97
97

Medium Clouds (% Sky Obscured)

59
74
68
62
62
79
88
95
95
97
98
98
99
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

80
100
69
42
18
39
54
65
77
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64

Precipitation Type

None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Frozen rai
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
25
34
52
58
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.7
0.9
0.8
1.2
1.5
1.2
0.9
1.2
1.3
1.5
1.7
2
1.9
2
1.9
1.5
1
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
87
87
87
91
94
96
96
100
98
100
98
98
100
100
96
96
96
96
94
94
94
92

Pressure (mb)

1033
1034
1035
1035
1035
1035
1035
1034
1033
1033
1031
1032
1031
1030
1030
1030
1029
1028
1028
1028
1027
1027
1026
1026

Ozone (du)

344
342
342
340
340
340
340
341
340
339
339
338
339
337
338
337
337
337
337
338
339
341
343
346

Friday 3

Waning Gibbous 95%

21:31

06:45

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: 06:27, Set: 19:23, Transit: 12:55. Moon - Rise: 21:31, Set: 06:45. Civil Dark: 19:53 - 05:55. Nautical Dark: 20:29 - 05:19. Astro Dark: 21:06 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
98
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
100
100
99
99
98
97
96
97
99
100
98
96
94
96
98
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
84
68
57
52
52
51
48
44
40
41
41
36
32
32
30
15
10
5
0
0
0
0

High Clouds (% Sky Obscured)

100
100
90
80
70
46
23
0
1
4
2
17
12
13
13
16
16
12
12
15
31
31
29
40

ISS Passover

Visibility (miles)

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

Fog (%)

64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64

Precipitation Type

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

Precipitation Probability (%)

95
89
88
87
86
95
95
95
95
94
77
67
54
34
44
54
64
54
41
19
17
15
13
15

Precipitation Amount (mm)

0.6
0.5
0.5
0.4
0.3
0.5
0.7
0.7
0.6
0.5
0.3
0.3
0
0
0
0.2
0.4
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
11
11
12
14
15
16
15
14
13
12
12
10
6
3
6
6
7
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
93
93
93
94
96
96
98
96
96
94
93
93
93
93
93
94
94
93
94
92
92
92

Pressure (mb)

1025
1024
1024
1023
1022
1022
1021
1021
1021
1021
1020
1020
1021
1021
1021
1022
1023
1023
1024
1025
1025
1025
1026
1026

Ozone (du)

350
354
359
362
365
368
365
362
360
361
362
364
362
361
359
357
354
352
350
349
347
346
344
343

Saturday 4

Waning Gibbous 90%

22:39

07:06

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

Sun - Rise: 06:25, Set: 19:24, Transit: 12:55. Moon - Rise: 22:39, Set: 07:06. Civil Dark: 19:54 - 05:53. Nautical Dark: 20:30 - 05:17. Astro Dark: 21:08 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
97
95
90
83
75

Medium Clouds (% Sky Obscured)

5
10
24
27
30
55
74
96
98
98
99
91
82
70
66
62
57
50
41
33

High Clouds (% Sky Obscured)

44
46
22
20
30
44
80
90
90
90
86
68
62
62
73
81
86
84
85
88

ISS Passover

Visibility (miles)

9
9
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64
64

Precipitation Type

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

Precipitation Probability (%)

14
10
12
11
7
15
16
19
35
55
81
94
95
95
93
84
82
71
57
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.8
1
0.6
0.5
0.4
0.4
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1026
1026
1027
1027
1027
1026
1026
1026
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020

Ozone (du)

342
342
341
342
342
343
342
340
338
337
336
335
336
337
338
338
338
338
336
334

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

Generated: 29/03/26 06:56:20. Forecast: 29/03/26 to 04/04/26. Timezone: UTC-4.00