Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 38%

04:06

12:47

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

Sun - Rise: 06:11, Set: 19:34, Transit: 12:53. Moon - Rise: 04:06, Set: 12:47. Civil Dark: 20:05 - 05:40. Nautical Dark: 20:43 - 05:03. Astro Dark: 21:23 - 04:20

Total Clouds (% Sky Obscured)

96
95
83
73
31
56
67
72
86
92
90
92
63
37
3
3
7
1
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

84
78
52
44
24
52
62
70
55
30
30
30
30
21
2
2
6
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

18
0
2
38
11
2
3
0
32
48
46
43
19
7
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
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
1
1
17
1
2
0
0
3
12
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
86
73
64
59
54
52
50
50
50
51
50
54
62
68
72
72
73
76
74
74
77
75

Pressure (mb)

1020
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1026
1027
1028
1028
1029
1029
1029
1030
1030
1031

Ozone (du)

398
396
397
399
406
411
414
414
409
395
388
383
379
380
377
374
378
382
385
387
386
382
376
373

Sunday 12

Waning Crescent 28%

04:27

14:00

05 Good
06 Good
07 OK
08 OK
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

Sun - Rise: 06:09, Set: 19:36, Transit: 12:53. Moon - Rise: 04:27, Set: 14:00. Civil Dark: 20:07 - 05:38. Nautical Dark: 20:45 - 04:58. Astro Dark: 21:25 - 04:18

Total Clouds (% Sky Obscured)

1
2
28
40
96
84
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
1
8
4
1
2
1
45
62
68
78
64
75
92
100
100
100
88
92

Medium Clouds (% Sky Obscured)

0
0
0
6
38
33
95
100
90
100
98
98
96
91
79
80
93
85
100
100
100
100
100
100

High Clouds (% Sky Obscured)

1
2
28
40
95
80
84
100
100
100
100
100
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
9
9
9
9
9
9
9
9
9
6
3
3
3
8

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
Light Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
9
16
3
17
27
47
75
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.9
1.3
3.1
2.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
1
2
4
6
7
8
8
9
9
9
9
8
8
7
6
6
6
6
6
6
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
74
66
60
54
49
48
48
46
47
49
50
56
63
69
75
71
67
79
91
93
93
91

Pressure (mb)

1031
1031
1032
1032
1032
1032
1032
1031
1030
1029
1028
1027
1026
1025
1024
1023
1022
1021
1020
1018
1017
1015
1013
1012

Ozone (du)

375
380
383
381
378
381
384
385
386
386
382
378
375
372
368
363
359
355
352
347
343
340
336
335

Monday 13

Waning Crescent 19%

04:46

15:13

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:07, Set: 19:37, Transit: 12:52. Moon - Rise: 04:46, Set: 15:13. Civil Dark: 20:08 - 05:36. Nautical Dark: 20:46 - 04:56. Astro Dark: 21:27 - 04:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
99
98
62
58
68
75
99

Low Clouds (% Sky Obscured)

92
98
90
85
91
94
92
96
100
100
100
100
100
96
100
100
100
99
98
60
58
65
69
99

Medium Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
88
77
12
17
37
26
30
29
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
58
1
0
4
4
0
0
0
3
4
12
17
60

ISS Passover

Visibility (miles)

9
4
5
4
1
0
0
0
3
6
8
8
8
8
8
8
8
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
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
67
52
28
28
9
4
23
9
19
3
2
0
2
3
3

Precipitation Amount (mm)

5.3
2.2
1.9
2.6
1.6
1.6
2.2
1.4
0.7
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
96
98
98
100
96
95
93
92
92
90
92
92
95
93
95
90
90
90
91
93
90

Pressure (mb)

1010
1009
1008
1008
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1007
1008
1009
1010
1011
1012
1013
1013
1014
1015

Ozone (du)

331
331
330
328
325
327
323
326
327
330
334
340
337
337
340
342
342
336
331
329
327
327
328
327

Tuesday 14

Waning Crescent 11%

05:04

16:27

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:06, Set: 19:38, Transit: 12:52. Moon - Rise: 05:04, Set: 16:27. Civil Dark: 20:10 - 05:34. Nautical Dark: 20:48 - 04:54. Astro Dark: 21:29 - 04:13

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
78
98
99
99
100
100
100

Low Clouds (% Sky Obscured)

99
100
100
99
97
96
92
89
85
87
88
88
94
97
100
99
98
62
98
99
74
78
83
100

Medium Clouds (% Sky Obscured)

0
0
0
22
37
52
98
97
95
97
98
58
88
48
48
42
36
34
31
28
39
39
38
28

High Clouds (% Sky Obscured)

29
6
5
26
51
95
100
100
100
100
100
100
100
100
97
57
28
0
3
8
11
39
75
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
3
8
8
8
8
8
8
8
8
8
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
1
0
0
0
0
0
0
0
34
90
95
95
95
86
64
46
20
39
16
23
9
25
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.7
1
1.1
0.7
0.6
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
7
7
7
6
8
8
9
6
5
6
7
8
9
10
9
7
7
7
5
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
5
4
4
5
4
5
6
8
9
11
11
11
10
11
11
11
11
11
11
10
10
10

Relative Humidity (%)

85
90
88
82
82
82
74
77
77
77
83
89
96
96
95
95
92
93
95
96
96
96
98
98

Pressure (mb)

1015
1016
1016
1017
1017
1016
1016
1014
1012
1010
1009
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

326
329
328
326
326
325
326
325
326
325
324
326
328
329
332
326
325
326
328
327
327
326
324
321

Wednesday 15

Waning Crescent 5%

05:04

17:44

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:04, Set: 19:40, Transit: 12:52. Moon - Rise: 05:04, Set: 17:44. Civil Dark: 20:11 - 05:32. Nautical Dark: 20:49 - 04:52. Astro Dark: 21:31 - 04:11

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)

98
96
93
93
96
98
96
93
92
95
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

45
80
100
90
81
71
66
63
70
81
92
99
97
95
93
90
85
80
80
87
91
88
87
83

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
81
64
46
43
40
42
60
74
89
94
96
97
98
99
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
3
1
1
3
4
1
2
8
8
8
8
8
8
8
8
8
8

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

Precipitation Probability (%)

42
67
90
80
60
52
85
95
95
95
95
83
39
39
42
69
59
48
40
35
27
64
82
92

Precipitation Amount (mm)

0
0.3
0.8
0.5
0
0
0.6
1.1
1.5
0.6
0.5
0.6
0
0
0
0.3
0.3
0
0
0
0
0.2
0.5
0.5

Wind Speed/Direction (mph)

6
7
8
8
8
8
8
8
8
8
7
7
7
8
7
7
7
7
7
7
8
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
96
96
95
96
98
98
96
98
98
98
98
96
96
98
96
96
96
96
94

Pressure (mb)

1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

321
322
321
321
320
319
320
321
320
320
317
319
318
319
319
319
321
322
323
325
326
327
328
329

Thursday 16

Waning Crescent 1%

05:22

19:04

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
00 OK
01 Good
02 Good
03 OK
04 OK

Sun - Rise: 06:02, Set: 19:41, Transit: 12:52. Moon - Rise: 05:22, Set: 19:04. Civil Dark: 20:13 - 05:31. Nautical Dark: 20:51 - 04:50. Astro Dark: 21:32 - 04:08

Total Clouds (% Sky Obscured)

100
99
99
100
100
100
96
91
89
88
86
88
80
73
70
68
58
47
35
10
6
7
9
10

Low Clouds (% Sky Obscured)

93
87
81
75
70
70
73
79
83
87
86
88
80
57
49
44
48
47
35
10
6
7
9
10

Medium Clouds (% Sky Obscured)

88
90
93
91
89
87
87
87
88
68
51
28
21
15
9
9
2
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
89
83
86
90
93
90
87
80
53
28
5
5
5
13
11
10
0
1
1
3
4
6
8

ISS Passover

Visibility (miles)

8
8
8
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

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

Precipitation Probability (%)

86
78
69
55
38
7
19
28
35
57
68
68
57
44
19
23
17
8
7
5
0
0
0
0

Precipitation Amount (mm)

0.4
0.4
0.3
0.2
0
0
0
0
0
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
5
5
5
6
7
8
9
9
10
10
10
10
10
10
9
9
9
8
8
8
8
8
8

Feels Like (°C)

3
3
3
3
2
3
2
2
2
2
9
9
8
9
10
11
10
11
10
11
10
11
8
8

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
94
90
88
84
80
76
72
72
71
69
73
80
85
87
88
90
91
93
95
93
93

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1009
1009
1010
1010
1011
1012
1012
1013
1014
1014
1014

Ozone (du)

330
333
335
338
343
348
353
357
361
365
360
354
349
347
346
344
344
344
343
342
341
340
342
343

Friday 17

New Moon 0%

05:44

20:28

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

Sun - Rise: 06:00, Set: 19:42, Transit: 12:51. Moon - Rise: 05:44, Set: 20:28. Civil Dark: 20:14 - 05:29. Nautical Dark: 20:52 - 04:48. Astro Dark: 21:34 - 04:06

Total Clouds (% Sky Obscured)

12
13
14
39
66
88
84
80
75
66
56
47
58
76
80
72
70
63
64
64
68

Low Clouds (% Sky Obscured)

12
13
14
39
66
79
70
65
61
54
45
35
27
18
12
8
4
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
1
1
1
2
2
3
9
16
22
27
33
38
24
12
1
2
3
5

High Clouds (% Sky Obscured)

9
10
10
32
52
73
65
61
53
38
22
5
10
0
0
0
5
4
21
38
39

ISS Passover

Visibility (miles)

8
8
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

Precipitation Type

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
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
9
10
12
13
15
17
18
20
19
18
18
15
13
10
9
8
8
7
7

Feels Like (°C)

9
8
8
8
11
11
10
11
12
13
19
18
18
18
18
18
6
5
5
4
5

Dew Point (°C)

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

Relative Humidity (%)

93
90
85
81
77
74
72
64
58
53
54
56
58
62
67
73
76
77
78
82
85

Pressure (mb)

1015
1015
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1016
1016

Ozone (du)

345
344
344
344
345
346
347
348
349
350
351
351
352
352
352
352
351
351
351
351
351

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

Generated: 11/04/26 05:12:37. Forecast: 11/04/26 to 17/04/26. Timezone: UTC-4.00