Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Gibbous 96%

16:59

05:55

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: 06:36, Set: 19:22, Transit: 13:00. Moon - Rise: 16:59, Set: 05:55. Civil Dark: 19:52 - 06:06. Nautical Dark: 20:28 - 05:30. Astro Dark: 21:05 - 04:52

Total Clouds (% Sky Obscured)

51
53
73
83
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
93
96
92
94
91

Low Clouds (% Sky Obscured)

2
2
1
0
0
1
0
14
29
30
30
30
30
35
30
35
25
56
71
72
71
79
91
71

Medium Clouds (% Sky Obscured)

50
32
29
24
78
100
100
100
100
100
100
100
100
98
100
97
98
100
100
87
93
84
89
67

High Clouds (% Sky Obscured)

51
53
73
83
100
100
100
100
100
100
96
100
100
65
40
98
100
65
77
76
81
80
85
87

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
10
29
25
10
28
24
48
57
69
64
61
55
51
71
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.3
0.3
0.2
0
0.3
2.3
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
6
7
7
9
9
10
9
8
7
6
5
4
2
2
2
2
2
1
1
1
0
0
0

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
72
67
64
63
66
68
72
77
82
91
88
89
91
91
93
94
94
100
100
98
94
92
96

Pressure (mb)

1014
1013
1012
1012
1011
1011
1011
1011
1012
1013
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018

Ozone (du)

393
392
392
392
394
392
392
391
388
386
387
386
381
378
378
377
373
372
372
371
372
373
371
372

Tuesday 31

Waxing Gibbous 99%

18:10

06:12

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: 06:34, Set: 19:24, Transit: 13:00. Moon - Rise: 18:10, Set: 06:12. Civil Dark: 19:54 - 06:04. Nautical Dark: 20:30 - 05:28. Astro Dark: 21:07 - 04:50

Total Clouds (% Sky Obscured)

97
97
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

95
95
100
100
100
100
100
100
100
100
100
100
100
99
96
100
100
100
100
100
100
100
100
97

Medium Clouds (% Sky Obscured)

38
51
79
55
58
70
70
64
77
75
65
100
100
100
86
69
96
70
84
60
39
0
0
1

High Clouds (% Sky Obscured)

93
90
81
80
86
100
99
100
100
100
100
100
100
57
9
71
81
86
86
83
46
85
86
40

ISS Passover

Visibility (miles)

1
9
9
9
9
9
9
9
9
9
0
1
0
8
8
8
2
1
1
3
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
Light Rain
Light Rain
None
None
None
Very Light Rain
Ice pellet
Light Rain
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
None
None

Precipitation Probability (%)

25
13
70
88
33
29
24
63
95
95
95
95
95
95
47
43
84
75
86
57
18
22
8
1

Precipitation Amount (mm)

0
0
0.4
0.6
0
0
0
0.3
0.9
0.8
0.8
1.9
1.6
1.2
0
0
0.7
0.4
0.7
0.2
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
12
12
13
12
13
14
12
12
13
12
13
12
11
10
10
8
7
8
7
7
7

Chance of Frost

Temperature (°C)

0
1
1
1
0
0
1
0
-0
-0
-1
-1
-1
0
-0
-1
-1
-1
-1
0
-0
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
91
89
86
84
84
83
83
89
96
94
94
92
92
91
92
92
92
94
91
89
89
87

Pressure (mb)

1017
1017
1016
1016
1016
1015
1014
1014
1013
1012
1011
1010
1010
1010
1009
1009
1009
1010
1010
1011
1012
1013
1015
1016

Ozone (du)

371
369
368
369
368
364
362
361
361
362
358
357
356
360
361
361
358
357
357
358
360
363
363
363

Wednesday 1

Full Moon 100%

19:19

06:29

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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:32, Set: 19:25, Transit: 12:59. Moon - Rise: 19:19, Set: 06:29. Civil Dark: 19:55 - 06:02. Nautical Dark: 20:31 - 05:26. Astro Dark: 21:09 - 04:48

Total Clouds (% Sky Obscured)

69
45
41
100
100
100
100
100
43
100
10
10
10
20
76
34
43
62
81
100
100
99
99
99

Low Clouds (% Sky Obscured)

69
43
29
24
29
38
46
34
33
17
10
10
10
15
15
14
15
12
10
5
9
13
16
13

Medium Clouds (% Sky Obscured)

0
2
6
0
8
0
0
0
0
0
0
10
10
20
70
34
15
10
10
10
20
20
20
25

High Clouds (% Sky Obscured)

69
45
41
100
100
100
100
100
43
100
10
10
10
20
70
28
43
62
81
100
99
98
98
98

ISS Passover

Visibility (miles)

9
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9
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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow

Precipitation Probability (%)

1
2
1
15
7
14
2
10
15
6
16
16
0
2
0
1
0
0
0
0
1
3
34
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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
94
94
94
100
100
100
100
100
100
100
100
98
98
98
98
98
98
98
94
92
92
94

Pressure (mb)

1018
1019
1020
1021
1022
1022
1023
1024
1024
1025
1026
1028
1028
1029
1030
1030
1030
1031
1031
1031
1032
1032
1033
1033

Ozone (du)

363
365
366
364
362
359
356
355
353
355
355
355
353
355
353
353
353
352
352
349
347
345
345
342

Thursday 2

Waning Gibbous 99%

20:28

06:47

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: 06:30, Set: 19:26, Transit: 12:59. Moon - Rise: 20:28, Set: 06:47. Civil Dark: 19:56 - 06:00. Nautical Dark: 20:32 - 05:24. Astro Dark: 21:10 - 04:45

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)

9
15
25
30
40
50
60
65
77
88
100
100
100
100
100
100
100
100
100
100
99
97
95
97

Medium Clouds (% Sky Obscured)

25
30
63
82
100
100
100
100
100
100
100
100
100
87
60
60
61
70
80
81
94
86
95
99

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
1
1
0
0
1
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

Snow
Snow
Snow
Snow
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Light Rain
Light Rain
Frozen rai
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
81
81
87
85
89
95
95
95
95
95

Precipitation Amount (mm)

0.5
1.1
0.7
1.5
1.8
2.6
1.1
1.6
2.4
1.3
2.4
1.7
0.9
0.9
0.4
0.5
0.6
0.5
0.6
0.7
1.1
0.9
0.9
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
96
96
96
94
96
96
96
98
94
96
94
96
96
98
98
98
98
98
96
96

Pressure (mb)

1033
1033
1033
1033
1032
1032
1032
1031
1030
1030
1029
1029
1029
1028
1027
1026
1025
1024
1022
1021
1020
1019
1019
1019

Ozone (du)

341
342
342
340
340
340
339
338
336
335
334
335
334
333
335
334
336
335
335
334
334
337
337
339

Friday 3

Waning Gibbous 95%

21:37

07:08

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: 06:28, Set: 19:28, Transit: 12:59. Moon - Rise: 21:37, Set: 07:08. Civil Dark: 19:58 - 05:58. Nautical Dark: 20:34 - 05:21. Astro Dark: 21:12 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
97
97
93
94
93
95
100
100
100
100
100
100
100
99
99
99
100
100

Low Clouds (% Sky Obscured)

98
100
100
100
100
91
84
81
75
69
67
69
60
45
40
32
43
54
65
76
78
80
82
88

Medium Clouds (% Sky Obscured)

99
98
81
73
70
70
70
0
0
0
0
0
0
0
0
0
0
9
16
24
27
24
21
35

High Clouds (% Sky Obscured)

79
93
96
98
100
47
60
7
26
28
34
48
46
30
22
29
42
59
77
87
78
75
62
52

ISS Passover

Visibility (miles)

3
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
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

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

Precipitation Probability (%)

95
91
95
75
32
57
67
51
32
15
10
24
25
20
16
9
2
4
6
1
6
7
8
9

Precipitation Amount (mm)

1.6
0.6
0.5
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

341
344
347
348
351
349
348
349
348
349
349
348
347
347
346
345
344
344
344
345
346
347
348
350

Saturday 4

Waning Gibbous 90%

22:46

07:34

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: 06:26, Set: 19:29, Transit: 12:58. Moon - Rise: 22:46, Set: 07:34. Civil Dark: 19:59 - 05:56. Nautical Dark: 20:35 - 05:19. Astro Dark: 21:14 - 04:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
94
92
95
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
98
99
99
100
100
100
100
97
94
91
88
84
80
81
82
83
85
87
89
83
78
72
72

Medium Clouds (% Sky Obscured)

48
65
59
53
46
46
49
52
55
46
37
30
37
44
59
79
100
100
100
100
97
87
74
78

High Clouds (% Sky Obscured)

41
39
31
30
34
50
67
81
77
58
40
27
29
33
53
76
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

6
8
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4

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

Precipitation Probability (%)

9
5
18
22
23
19
17
13
27
33
35
54
61
61
94
95
95
95
95
95
95
89
58
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
1.6
2.4
2.4
1.7
1
0.5
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1024
1024
1024
1023
1023
1022
1021
1020
1018
1017
1016
1014
1013
1012
1010
1009
1007
1006
1005
1005
1004
1004
1004
1004

Ozone (du)

352
353
355
354
353
352
352
351
350
350
350
350
350
349
349
349
350
350
348
347
345
348
350
353

Sunday 5

Waning Gibbous 84%

23:53

08:06

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 OK
01 OK

Sun - Rise: 06:24, Set: 19:30, Transit: 12:58. Moon - Rise: 23:53, Set: 08:06. Civil Dark: 20:00 - 05:54. Nautical Dark: 20:37 - 05:17. Astro Dark: 21:15 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
86
67
44
38
33
30

Low Clouds (% Sky Obscured)

71
70
69
67
66
68
71
77
80
84
83
73
62
44
38
33
30

Medium Clouds (% Sky Obscured)

88
100
87
67
47
40
41
40
58
62
65
49
33
11
5
2
2

High Clouds (% Sky Obscured)

100
100
95
89
81
55
34
0
0
0
5
2
1
0
1
1
2

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Very 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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

53
58
64
68
71
84
95
95
95
95
95
90
59
22
18
11
5

Precipitation Amount (mm)

0.2
0.3
0.4
0.4
0.4
0.6
0.8
1.1
1
0.9
1
0.7
0.3
0
0
0
0

Wind Speed/Direction (mph)

12
12
13
13
14
14
15
15
15
14
13
12
12
12
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
96
94
91
89
86
86
85
83
82
80
80
80
81
80
79

Pressure (mb)

1004
1004
1004
1004
1003
1003
1003
1003
1003
1004
1005
1006
1007
1009
1010
1011
1012

Ozone (du)

357
361
365
374
384
393
395
398
400
402
404
405
403
401
398
397
395

Forecast for Domaine-Laurentien, Laurentides, Canada (45.81,-74.06)

Generated: 30/03/26 09:33:42. Forecast: 30/03/26 to 05/04/26. Timezone: UTC-4.00