Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 95%

23:24

06:44

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

Sun - Rise: 05:44, Set: 19:55, Transit: 12:50. Moon - Rise: 23:24, Set: 06:44. Civil Dark: 20:28 - 05:12. Nautical Dark: 21:08 - 04:31. Astro Dark: 21:53 - 03:46

Total Clouds (% Sky Obscured)

1
2
0
1
2
2
4
15
4
5
4
2
2
0
0
0
0
0
0
0
0
0
0
0

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

High Clouds (% Sky Obscured)

3
3
0
0
0
3
4
34
8
7
7
3
3
0
0
0
1
1
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
3
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)

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

Chance of Frost

Temperature (°C)

2
1
1
1
0
-0
-1
1
3
5
7
8
9
10
11
12
12
12
12
11
8
7
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
56
61
61
52
52
52
49
45
40
37
35
36
36
37
38
39
41
47
59
60
63
64
65

Pressure (mb)

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

Ozone (du)

440
441
443
444
441
440
439
436
434
430
429
430
428
428
427
424
418
417
418
414
407
403
398
397

Saturday 27

Waning Gibbous 89%

No Rise

07:22

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

Sun - Rise: 05:43, Set: 19:56, Transit: 12:49. Moon - Rise: No Rise, Set: 07:22. Civil Dark: 20:29 - 05:10. Nautical Dark: 21:10 - 04:29. Astro Dark: 21:55 - 03:44

Total Clouds (% Sky Obscured)

0
0
0
8
54
1
8
15
19
100
100
100
34
100
100
92
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
9
28
85
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
60
53
53
60
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
4
22
3
24
42
45
100
100
100
79
100
100
84
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
50
91
95
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
4
4
4
3
3
3
6
9
11
13
15
16
16
17
17
17
17
15
14
13
12
11

Feels Like (°C)

4
4
4
3
3
3
2
1
4
7
8
10
11
12
13
13
14
14
14
13
11
10
8
7

Dew Point (°C)

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

Relative Humidity (%)

66
67
68
68
68
68
68
69
60
56
50
46
44
43
42
41
42
48
56
66
68
69
70
63

Pressure (mb)

1032
1033
1032
1032
1032
1032
1033
1032
1033
1032
1032
1031
1030
1029
1028
1027
1026
1025
1024
1024
1023
1023
1023
1022

Ozone (du)

397
396
398
399
393
390
387
383
378
376
375
374
374
372
371
369
369
368
366
366
362
363
361
362

Sunday 28

Waning Gibbous 82%

00:30

08:12

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
22 Bad
23 Bad

Sun - Rise: 05:41, Set: 19:58, Transit: 12:49. Moon - Rise: 00:30, Set: 08:12. Civil Dark: 20:30 - 05:08. Nautical Dark: 21:11 - 04:27. Astro Dark: 21:57 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
98
97
100
100
98
92
91
85
100
99
89
94

Low Clouds (% Sky Obscured)

100
100
100
100
98
92
100
78
97
100
100
90
77
83
100
100
60
64
62
55
70
77
66
67

Medium Clouds (% Sky Obscured)

100
67
62
43
51
47
62
67
34
70
90
55
54
44
26
50
44
29
23
3
54
45
2
50

High Clouds (% Sky Obscured)

27
0
0
17
67
41
33
29
29
75
86
88
68
70
74
70
85
43
23
25
17
8
22
84

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
9
9
9
9
9
3
3
8
9
7
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
Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

47
7
1
1
1
7
19
86
95
38
48
68
86
69
47
43
31
7
3
3
17
27
4
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
1.4
0
0
0.3
0.7
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
12
12
11
11
11
12
11
10
10
11
11
10
10
9
5
4
4
4
3
2
6
12

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
11
11
12
13
14
15
16
16
16
16
15
14
14
14
13

Feels Like (°C)

6
6
7
7
7
6
7
7
8
8
9
9
11
11
12
14
15
14
15
15
14
13
12
9

Dew Point (°C)

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

Relative Humidity (%)

77
81
83
83
83
83
84
85
85
84
84
86
89
93
93
93
96
96
96
96
96
95
93
86

Pressure (mb)

1022
1021
1021
1020
1020
1019
1019
1018
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

361
365
369
371
373
373
370
367
368
366
367
357
356
352
351
349
347
346
346
345
346
346
345
345

Monday 29

Waning Gibbous 72%

01:27

09:16

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
22 Bad
23 Bad

Sun - Rise: 05:39, Set: 19:59, Transit: 12:49. Moon - Rise: 01:27, Set: 09:16. Civil Dark: 20:32 - 05:06. Nautical Dark: 21:13 - 04:25. Astro Dark: 21:59 - 03:39

Total Clouds (% Sky Obscured)

91
98
99
99
100
99
98
99
90
99
100
100
98
99
99
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

69
64
43
21
0
6
11
17
24
31
38
55
72
89
78
66
54
37
20
3
25
47
69
70

Medium Clouds (% Sky Obscured)

49
89
88
96
99
93
88
66
63
97
86
97
91
90
92
94
95
96
97
98
96
94
92
94

High Clouds (% Sky Obscured)

88
41
17
67
68
98
90
96
84
99
24
30
19
63
96
29
96
97
98
99
98
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 (%)

2
1
0
0
0
2
4
4
11
14
8
18
19
7
12
11
3
16
25
36
43
44
36
31

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
8
7
7
6
5
5
5
5
5
5
6
7
7
8
6
5
4
4
3
2
2
2
1

Relative Humidity (%)

86
85
85
84
82
82
84
81
77
72
72
72
72
68
65
56
50
50
51
52
52
54
54
55

Pressure (mb)

1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

344
344
345
345
345
347
347
347
347
347
348
347
345
346
348
348
348
349
348
349
349
351
353
352

Tuesday 30

Waning Gibbous 62%

02:12

10:29

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
22 Bad
23 Bad

Sun - Rise: 05:38, Set: 20:00, Transit: 12:49. Moon - Rise: 02:12, Set: 10:29. Civil Dark: 20:33 - 05:05. Nautical Dark: 21:15 - 04:23. Astro Dark: 22:02 - 03:36

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

72
73
79
84
91
87
84
81
88
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
99
98
94
98
99
100
92
100
100
97
94
91
67
42
17
24

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
100
78
56
33
23

ISS Passover

Visibility (miles)

9
9
9
3
2
4
9
1
9
5
5
3
1
4
8
8
4
1
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

24
17
78
95
95
95
95
95
95
95
95
95
95
83
64
72
95
95
84
55
60
37
7
12

Precipitation Amount (mm)

0
0
0.4
0.9
1.2
1.5
2.5
3.6
2.5
2.1
1.5
1.3
1.4
0.3
0
0.3
1.7
1.4
0.7
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

11
11
11
11
11
12
12
12
11
10
10
11
10
10
9
9
9
9
10
9
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
4
2
2
3
4
4
4
4
3
3
4
4
4
4
4
4
4
3
3
3

Dew Point (°C)

1
1
1
1
4
5
6
7
7
7
7
7
8
8
8
8
8
9
8
8
7
7
6
6

Relative Humidity (%)

57
57
55
58
75
85
90
93
94
95
93
95
96
96
96
96
95
98
96
96
96
94
94
94

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1015
1015
1015
1015
1016
1016
1016

Ozone (du)

351
350
348
348
348
348
349
348
350
348
349
348
347
346
348
346
348
351
356
367
372
367
362
357

Wednesday 1

Third Quarter 50%

02:48

11:49

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
22 Bad
23 Bad

Sun - Rise: 05:36, Set: 20:01, Transit: 12:49. Moon - Rise: 02:48, Set: 11:49. Civil Dark: 20:35 - 05:03. Nautical Dark: 21:16 - 04:21. Astro Dark: 22:04 - 03:34

Total Clouds (% Sky Obscured)

99
99
98
97
95
97
98
100
100
100
99
100
100
99
99
99
100
94
83
72
74
75
76
78

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
95
93
76
59
42
29
17
4
4
5
5
8

Medium Clouds (% Sky Obscured)

32
40
37
35
32
19
8
0
0
0
0
7
12
12
33
52
75
65
55
45
39
34
29
28

High Clouds (% Sky Obscured)

12
2
2
2
2
6
10
14
32
50
66
76
85
95
77
59
40
51
61
67
45
20
0
5

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

Precipitation Probability (%)

13
14
12
10
7
9
9
2
5
4
0
2
3
3
4
5
4
48
72
93
82
67
41
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
2
1
2
2
2
1
1
3
3
4
4
4
5
11
12
12
12
12
13
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
94
94
94
93
93
91
90
88
85
83
81
80
82
84
87
90
92
95
95
95
96

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

357
358
359
361
363
366
363
360
358
358
359
360
361
362
363
363
363
364
371
379
387
390
392
395

Thursday 2

Waning Crescent 39%

03:15

13:10

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

Sun - Rise: 05:35, Set: 20:03, Transit: 12:49. Moon - Rise: 03:15, Set: 13:10. Civil Dark: 20:36 - 05:01. Nautical Dark: 21:18 - 04:20. Astro Dark: 22:06 - 03:32

Total Clouds (% Sky Obscured)

84
88
73
58
44
35
31
32
62
81
91
93
96
99
98
97
97
98
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

11
9
16
23
30
22
14
6
4
2
0
14
24
30
24
24
23
33
50
66
72
80
87
92

Medium Clouds (% Sky Obscured)

28
27
18
9
0
0
0
0
7
13
15
15
15
20
15
25
20
30
40
44
50
50
50
53

High Clouds (% Sky Obscured)

11
19
16
8
2
2
1
1
5
10
10
10
10
10
10
10
15
20
20
15
10
20
20
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
6
4
6
7
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
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

25
10
8
5
4
5
5
1
10
15
17
31
40
48
43
38
30
60
80
95
95
94
92
86

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
9
8
8
9
10
11
12
14
16
17
17
18
18
18
18
17
15
13
12
12
11

Feels Like (°C)

8
7
7
6
7
7
7
7
8
10
10
11
12
13
15
17
17
17
16
15
15
11
10
10

Dew Point (°C)

9
9
8
8
8
7
8
9
10
10
11
11
12
12
12
12
12
12
11
10
10
9
9
9

Relative Humidity (%)

95
96
95
96
95
95
95
93
95
87
80
74
72
70
67
66
66
65
68
73
78
81
84
87

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1012

Ozone (du)

394
392
391
389
386
384
385
386
387
386
386
385
383
382
380
380
380
380
381
382
384
382
381
379

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

Generated: 26/04/24 04:19:32. Forecast: 26/04/24 to 02/05/24. Timezone: UTC-4.00