Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 48%

03:08

11:41

21 Bad
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

Sun - Rise: 06:14, Set: 19:32, Transit: 12:53. Moon - Rise: 03:08, Set: 11:41. Civil Dark: 20:02 - 05:43. Nautical Dark: 20:39 - 05:07. Astro Dark: 21:16 - 04:28

Total Clouds (% Sky Obscured)

74
69
81
90
86
90
95
88
73
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
53
60
48
60
79
85
79
54
44
50
54
56
77
93
73
74
93
91
92
93
92
97
95

Medium Clouds (% Sky Obscured)

37
27
23
26
40
44
24
0
0
31
28
100
99
99
100
100
100
100
92
100
100
100
100
57

High Clouds (% Sky Obscured)

28
41
46
52
35
15
22
9
30
100
100
100
100
100
100
100
100
100
100
70
70
70
70
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
9
9
8
9
2
3
3
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

None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
0
2
1
14
2
1
0
4
2
1
1
18
85
95
91
51
49
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
1.8
0.5
0
0
0.9
2.3
2.3
1.9
1.4
0.6

Wind Speed/Direction (mph)

14
13
11
16
15
14
13
12
11
11
10
9
9
9
7
5
4
3
5
7
7
7
6
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
52
58
60
64
69
70
72
72
72
76
76
77
79
87
94
90
90
90
94
96
98
98
98

Pressure (mb)

1022
1022
1022
1022
1022
1022
1023
1023
1022
1023
1023
1023
1023
1023
1023
1022
1021
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

367
366
366
365
364
365
366
363
361
358
356
344
340
337
335
337
339
339
342
344
346
348
347
348

Friday 10

Third Quarter 38%

03:39

12:50

21 Bad
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 OK
19 Good
20 Good

Sun - Rise: 06:12, Set: 19:33, Transit: 12:53. Moon - Rise: 03:39, Set: 12:50. Civil Dark: 20:04 - 05:42. Nautical Dark: 20:41 - 05:05. Astro Dark: 21:18 - 04:26

Total Clouds (% Sky Obscured)

99
100
100
98
99
94
94
94
97
95
91
68
70
75
79
83
72
82
81
80
75
42
13
3

Low Clouds (% Sky Obscured)

99
99
100
76
88
72
81
81
67
75
81
60
47
49
53
57
37
5
38
56
52
34
13
1

Medium Clouds (% Sky Obscured)

54
55
45
45
48
31
36
35
40
40
14
0
0
0
0
0
0
29
28
5
0
0
0
0

High 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

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

93
64
61
32
11
11
4
4
5
6
14
6
16
17
4
4
3
0
2
1
0
0
0
0

Precipitation Amount (mm)

0.6
0.3
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)

4
4
5
7
8
8
8
9
8
8
8
9
9
11
12
12
13
14
14
14
13
11
8
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
98
91
88
82
80
80
88
86
82
76
68
63
58
51
50
49
47
49
53
57
65

Pressure (mb)

1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1023
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1028

Ozone (du)

350
354
362
372
386
392
388
387
390
396
397
399
403
409
412
410
403
395
390
383
379
379
380
383

Saturday 11

Waning Crescent 28%

04:04

14:01

21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
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

Sun - Rise: 06:10, Set: 19:35, Transit: 12:52. Moon - Rise: 04:04, Set: 14:01. Civil Dark: 20:05 - 05:40. Nautical Dark: 20:42 - 05:03. Astro Dark: 21:20 - 04:23

Total Clouds (% Sky Obscured)

3
3
6
7
3
4
5
8
10
60
73
85
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
21
46
65
64
74
58
78

Medium Clouds (% Sky Obscured)

0
0
2
3
0
0
0
0
0
0
23
40
35
40
38
55
45
47
98
100
95
54
57
84

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
4
9
60
73
79
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
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
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
37
54
67
71
75
79
86

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
1
2
2

Relative Humidity (%)

66
69
71
74
78
81
83
84
86
86
83
73
65
59
54
51
47
48
48
49
55
66
71
72

Pressure (mb)

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

Ozone (du)

387
389
392
392
389
387
385
383
382
387
388
387
386
384
383
384
385
383
379
373
371
367
361
354

Sunday 12

Waning Crescent 19%

04:25

15:14

21 Bad
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

Sun - Rise: 06:08, Set: 19:36, Transit: 12:52. Moon - Rise: 04:25, Set: 15:14. Civil Dark: 20:06 - 05:38. Nautical Dark: 20:44 - 05:01. Astro Dark: 21:22 - 04:21

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)

83
89
90
91
92
93
94
96
97
98
99
99
99
99
99
99
98
98
99
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
63
45
50
50
55
60
60
70
70
70
58

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
90
95
90
90
81
90
95
95
70

ISS Passover

Visibility (miles)

9
9
4
3
1
2
2
2
2
1
8
8
8
1
3
2
3
0
0
0
0
9
9
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
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

92
95
95
95
95
95
95
95
95
95
95
95
95
95
95
86
74
56
58
56
45
60
78
76

Precipitation Amount (mm)

0.4
0.9
1.7
4.4
3.9
5.1
3.5
3.3
4.4
1.9
0.6
0.7
2.4
0.7
1.1
0.5
0.3
0
0
0
0
0.2
0.5
0.5

Wind Speed/Direction (mph)

9
9
9
8
6
7
10
13
17
16
17
18
16
15
14
14
12
11
11
11
12
11
11
10

Chance of Frost

Temperature (°C)

6
7
7
6
6
7
7
8
9
9
10
10
10
10
10
11
11
11
12
13
14
14
15
15

Feels Like (°C)

2
2
2
3
3
2
3
1
1
3
4
4
6
6
6
6
7
7
9
10
10
11
12
12

Dew Point (°C)

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

Relative Humidity (%)

76
79
87
91
94
96
93
90
90
91
91
93
95
96
96
96
95
98
96
96
92
93
89
92

Pressure (mb)

1021
1020
1018
1016
1015
1013
1012
1010
1009
1008
1008
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1007
1007

Ozone (du)

350
347
347
346
343
339
336
333
331
330
327
329
332
335
338
337
333
334
333
334
333
332
332
332

Monday 13

Waning Crescent 11%

04:45

16:28

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

Sun - Rise: 06:07, Set: 19:37, Transit: 12:52. Moon - Rise: 04:45, Set: 16:28. Civil Dark: 20:08 - 05:36. Nautical Dark: 20:45 - 04:59. Astro Dark: 21:23 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
51
15
22
45
69
92
94
97
100
99
97
95
97
98
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
51
15
22
45
67
87
89
91
93
83
75
67
80
92
100
100

Medium Clouds (% Sky Obscured)

46
29
28
31
32
38
34
40
38
15
22
33
32
31
55
78
100
92
83
75
57
45
34
25

High Clouds (% Sky Obscured)

51
31
14
7
1
3
35
20
11
14
16
31
52
74
81
90
100
90
78
66
47
24
2
3

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
3
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

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

Precipitation Probability (%)

69
63
60
57
47
40
34
18
13
7
0
1
3
2
15
23
29
66
91
95
95
95
92
73

Precipitation Amount (mm)

0.4
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
1
1.1
0.9
0.6
0.4

Wind Speed/Direction (mph)

9
8
8
7
7
8
6
6
8
7
7
7
6
6
5
4
4
5
5
7
9
4
6
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
11
11
9
9
8
8
8
8
8
8
8
8
9
9
13
13
13
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
93
93
95
96
93
93
93
96
90
87
85
84
86
84
84
85
85
85
86
87
89

Pressure (mb)

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

Ozone (du)

334
332
335
335
334
331
326
326
328
330
329
328
328
328
328
327
327
326
326
326
326
327
329
330

Tuesday 14

Waning Crescent 5%

05:04

17:43

21 Bad
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

Sun - Rise: 06:05, Set: 19:38, Transit: 12:52. Moon - Rise: 05:04, Set: 17:43. Civil Dark: 20:09 - 05:34. Nautical Dark: 20:47 - 04:57. Astro Dark: 21:25 - 04:16

Total Clouds (% Sky Obscured)

100
100
97
93
85
87
90
94
90
88
85
93
95
98
99
100
100
100
100
100
100
100
100
89

Low Clouds (% Sky Obscured)

100
100
94
87
81
83
86
89
78
67
56
61
66
70
52
40
27
30
33
36
42
48
57
45

Medium Clouds (% Sky Obscured)

13
0
0
0
0
4
9
13
22
29
36
52
69
87
96
99
100
97
94
91
88
83
79
57

High Clouds (% Sky Obscured)

5
6
10
15
20
39
56
58
51
40
49
43
39
33
53
76
100
98
97
94
83
68
50
46

ISS Passover

Visibility (miles)

5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
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

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

Precipitation Probability (%)

59
51
39
27
3
7
6
0
1
11
28
46
65
87
75
51
30
53
71
85
95
95
90
66

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.5
0
0
0
0.3
0.4
0.8
0.7
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
10
8
8
7
7
7
6
6
7
8
8
10
12
13
15
17
19
19
19
20
20
19
19

Feels Like (°C)

12
11
11
10
9
7
6
5
5
4
4
3
8
9
11
11
11
12
19
16
15
16
16
16

Dew Point (°C)

11
9
7
7
6
6
6
5
5
6
6
7
9
10
12
13
14
16
16
16
16
16
15
15

Relative Humidity (%)

90
90
93
93
93
91
93
93
93
91
91
90
91
92
92
89
86
82
81
80
78
78
77
76

Pressure (mb)

1012
1013
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1007
1007
1006

Ozone (du)

329
328
328
326
325
323
322
320
318
317
317
316
315
314
314
310
307
303
302
302
301
304
306
309

Wednesday 15

Waning Crescent 1%

05:23

19:02

21 Bad
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

Sun - Rise: 06:03, Set: 19:40, Transit: 12:51. Moon - Rise: 05:23, Set: 19:02. Civil Dark: 20:11 - 05:32. Nautical Dark: 20:48 - 04:55. Astro Dark: 21:27 - 04:14

Total Clouds (% Sky Obscured)

79
69
68
69
68
66
69
71
56
41
33
55
77
100
99
99
98

Low Clouds (% Sky Obscured)

32
18
18
17
16
24
28
31
40
41
33
48
60
73
69
64
60

Medium Clouds (% Sky Obscured)

40
27
21
11
3
7
11
15
21
26
33
34
33
32
18
8
0

High Clouds (% Sky Obscured)

66
69
68
39
23
22
21
30
56
41
33
55
70
35
16
9
4

ISS Passover

Visibility (miles)

8
6
5
6
8
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

Precipitation Type

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

Precipitation Probability (%)

48
44
48
44
42
34
26
16
47
66
75
75
66
36
24
12
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
15
16
16
16
17
16
15
14
14
14
14
14
14
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
14
14
6
6
6
6
6
6
6
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

76
77
78
80
82
84
85
85
87
84
82
80
77
73
71
71
70

Pressure (mb)

1006
1006
1006
1006
1007
1007
1008
1008
1009
1010
1011
1011
1012
1012
1013
1013
1013

Ozone (du)

312
315
318
323
329
334
337
339
342
344
347
349
348
347
346
346
345

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

Generated: 09/04/26 21:03:09. Forecast: 09/04/26 to 15/04/26. Timezone: UTC-4.00