Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Gibbous 96%

18:06

05:52

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

Sun - Rise: 06:32, Set: 19:20, Transit: 12:56. Moon - Rise: 18:06, Set: 05:52. Civil Dark: 19:50 - 06:02. Nautical Dark: 20:26 - 05:25. Astro Dark: 21:04 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
100
95
99
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
34
30
47
61
70
80
61
67
64
80
78
85
90
100
100
100
100
100
100
100
100
99
100

Medium Clouds (% Sky Obscured)

100
100
98
97
90
66
89
95
100
100
100
100
100
57
49
50
46
27
34
52
67
94
96
100

High Clouds (% Sky Obscured)

82
71
64
70
78
82
100
100
97
72
81
55
35
28
19
74
100
48
25
33
55
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
0
0
0
1
0
0
1
9
9
9
9
3
6
1
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
Light Rain
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Frozen rai
None
Frozen rai
Light Rain

Precipitation Probability (%)

0
0
3
4
3
1
1
6
95
95
95
95
95
88
87
51
24
6
10
29
57
52
88
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.4
2.7
4.2
1
0.9
0.7
0.7
0
0
0
0
0
0.2
0
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
88
88
88
84
83
83
94
96
98
96
96
96
96
94
92
92
92
92
94
96
94

Pressure (mb)

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

Ozone (du)

382
382
381
379
376
375
374
374
376
374
368
369
368
368
364
362
362
360
359
358
360
361
359
359

Tuesday 31

Waxing Gibbous 99%

19:15

06:08

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

Sun - Rise: 06:30, Set: 19:21, Transit: 12:56. Moon - Rise: 19:15, Set: 06:08. Civil Dark: 19:51 - 06:00. Nautical Dark: 20:28 - 05:23. Astro Dark: 21:06 - 04:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
80
100
99
100
100
100
100
100
100
47
43

Low Clouds (% Sky Obscured)

89
90
100
100
100
100
100
100
100
100
100
92
93
80
42
33
33
30
30
29
25
19
20
16

Medium Clouds (% Sky Obscured)

100
96
93
49
23
19
15
19
17
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
59
90
63
19
66
75
75
100
72
76
55
19
100
42
93
100
100
100
100
100
47
22

ISS Passover

Visibility (miles)

1
0
0
2
1
2
8
8
9
7
9
9
9
0
0
0
0
0
0
0
0
0
0
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

Frozen rai
Frozen rai
Frozen rai
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
72
31
27
4
7
12
3
7
10
6
7
4
3
1
0
0
2
0
0
0
0
0

Precipitation Amount (mm)

2.7
2.6
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
94
96
94
94
92
92
94
92
98
100
100
100
100
100
100
100
100
98
98
98

Pressure (mb)

1012
1012
1011
1011
1011
1011
1012
1013
1014
1016
1018
1019
1021
1022
1023
1023
1024
1024
1025
1026
1027
1028
1029
1030

Ozone (du)

359
359
364
363
359
357
358
357
358
360
361
363
363
368
367
369
364
364
362
359
361
362
364
366

Wednesday 1

Full Moon 100%

20:24

06:25

22 OK
23 Bad
00 Bad
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
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

Sun - Rise: 06:28, Set: 19:23, Transit: 12:55. Moon - Rise: 20:24, Set: 06:25. Civil Dark: 19:53 - 05:58. Nautical Dark: 20:29 - 05:21. Astro Dark: 21:07 - 04:43

Total Clouds (% Sky Obscured)

27
50
51
31
54
99
95
84
66
75
44
73
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
1
2
6
13
1
1
22
25
25
25
25
25
25
57
63
50
71
68
94
88
77
83
89

Medium Clouds (% Sky Obscured)

3
4
2
1
10
29
43
74
62
75
35
40
45
85
93
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

27
50
51
31
54
99
95
84
66
71
44
73
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
3
1
1
1
1
0
0
0
0
0
0
0
0
3

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
2
0
1
2
11
69
86
91
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.6
1.2
1.7
2.6
1.4
1.9
2
1.4
1.2
0.8
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1030
1030
1031
1031
1031
1032
1032
1032
1032
1033
1033
1034
1034
1034
1033
1032
1032
1031
1031
1030
1030
1030
1030
1029

Ozone (du)

366
364
365
363
360
356
355
355
356
358
359
357
359
357
353
353
352
352
353
351
349
349
349
347

Thursday 2

Waning Gibbous 99%

21:34

06:43

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

Sun - Rise: 06:26, Set: 19:24, Transit: 12:55. Moon - Rise: 21:34, Set: 06:43. Civil Dark: 19:54 - 05:56. Nautical Dark: 20:31 - 05:19. Astro Dark: 21:09 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
94
86
80
78
76
75
56
40

Low Clouds (% Sky Obscured)

94
96
98
100
100
100
100
98
96
93
96
98
100
100
99
99
94
86
80
78
76
75
56
40

Medium Clouds (% Sky Obscured)

100
100
100
66
90
100
100
100
100
100
81
84
88
75
91
78
72
61
45
3
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
73
43
20
4
3
14
2
1
2
0
0

ISS Passover

Visibility (miles)

1
0
2
1
7
8
8
9
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

95
95
95
81
67
58
55
81
95
95
67
64
53
48
49
32
54
62
65
42
53
52
33
30

Precipitation Amount (mm)

1.9
0.9
0.5
0.4
0.3
0.2
0.2
0.4
0.8
3.2
0.2
0.3
0
0
0
0
0
0
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
94
98
96
98
96
96
100
100
100
100
100
100
100
100
100
98
98
100
100
100
100
100

Pressure (mb)

1028
1028
1027
1026
1025
1024
1022
1021
1020
1019
1018
1018
1017
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1013

Ozone (du)

346
347
348
348
348
347
347
346
347
347
347
347
347
347
349
351
351
351
352
352
355
358
355
354

Friday 3

Waning Gibbous 95%

No Rise

07:04

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

Sun - Rise: 06:24, Set: 19:25, Transit: 12:55. Moon - Rise: No Rise, Set: 07:04. Civil Dark: 19:56 - 05:54. Nautical Dark: 20:32 - 05:17. Astro Dark: 21:11 - 04:39

Total Clouds (% Sky Obscured)

30
56
73
89
89
85
64
76
80
88
93
96
99
97
97
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
56
63
69
54
43
27
26
38
49
54
59
74
81
89
93
100
100
100
92
85
80
86
87

Medium Clouds (% Sky Obscured)

0
2
5
7
5
2
0
14
27
29
32
29
29
34
38
38
63
80
96
94
91
88
87
87

High Clouds (% Sky Obscured)

0
14
29
41
50
58
61
57
32
34
45
53
32
68
74
87
47
48
52
72
86
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
9
9
9
9
8
9
9
9
9
9
0
0
3
6
9
9
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
17
15
18
4
2
0
1
2
1
8
13
14
16
13
4
34
45
51
61
71
82
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.8
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
89
86
89
91
91
92
93
89
96
100
98
100
100
100
100
98
96
96
98

Pressure (mb)

1015
1017
1018
1019
1020
1021
1021
1022
1023
1023
1024
1024
1024
1024
1024
1023
1023
1021
1020
1018
1017
1016
1015
1014

Ozone (du)

353
351
351
353
354
353
352
351
356
358
361
362
363
362
359
355
353
351
350
348
346
344
342
342

Saturday 4

Waning Gibbous 90%

22:43

07:29

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

Sun - Rise: 06:22, Set: 19:27, Transit: 12:54. Moon - Rise: 22:43, Set: 07:29. Civil Dark: 19:57 - 05:52. Nautical Dark: 20:34 - 05:15. Astro Dark: 21:12 - 04:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
83
82
83
79
76
72
62
52
42
44
45
55
59
60
59
65
75
82
85
88
93
90
85

Medium Clouds (% Sky Obscured)

86
79
74
68
80
89
99
87
74
69
83
94
97
100
100
100
100
100
100
86
73
61
45
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
92
95
96
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
8
8
8
8
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
81
61
36
33
32
31
48
55
58
55
47

Precipitation Amount (mm)

1.3
0.9
0.8
1.1
1.5
1.6
1.5
1.7
1.7
1.7
1.3
0.9
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
4
4
5
5
6
6
4
3
3
4
5
8
11
14
17
16
16
15
14
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
3
4
5
5
6
6
6
6
6
8
10
11
10
10
9
6
5
4
2
2
1
1

Relative Humidity (%)

96
98
98
100
98
98
98
98
98
100
100
98
98
96
95
92
90
90
90
88
88
89
89
88

Pressure (mb)

1012
1011
1009
1008
1006
1005
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1005
1006

Ozone (du)

341
341
342
343
343
344
346
347
347
347
346
349
352
354
356
358
359
361
362
364
364
364
365
364

Sunday 5

Waning Gibbous 84%

23:50

08:01

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:20, Set: 19:28, Transit: 12:54. Moon - Rise: 23:50, Set: 08:01. Civil Dark: 19:58 - 05:50. Nautical Dark: 20:35 - 05:13. Astro Dark: 21:14 - 04:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
97
96
96
96
96
97
99
100
100
100
100
84
68
52

Low Clouds (% Sky Obscured)

79
83
90
96
98
97
81
74
67
51
47
50
57
72
86
100
93
86
77
55
35
16

Medium Clouds (% Sky Obscured)

14
15
10
0
0
0
5
5
5
5
5
5
5
5
5
5
4
4
7
10
10
13

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
97
96
96
96
96
93
89
84
60
30
13
5
3
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

Fog (%)

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

Precipitation Probability (%)

33
31
24
10
14
13
11
16
13
9
9
7
2
8
11
12
13
11
5
7
7
3

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-2
-5
-5
-5
-5
-6
-5
-6
-6
-6
-6
-6
-5
-3
-3
-3
-2
-3

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
84
86
83
83
79
77
74
71
68
64
61
58
56
55
53
52
52
57
64

Pressure (mb)

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

Ozone (du)

364
363
362
360
358
360
361
363
364
365
366
369
371
373
376
378
381
384
387
390
390
391

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 30/03/26 22:27:02. Forecast: 30/03/26 to 05/04/26. Timezone: UTC-4.00