Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 67%

01:44

09:36

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Bad
22 Good
23 Good
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

Sun - Rise: 06:17, Set: 19:28, Transit: 12:53. Moon - Rise: 01:44, Set: 09:36. Civil Dark: 19:58 - 05:47. Nautical Dark: 20:35 - 05:11. Astro Dark: 21:13 - 04:32

Total Clouds (% Sky Obscured)

100
100
100
100
97
83
73
17
48
3
0
0
0
0
2
0
0
0
0
2
2
3
0
0

Low Clouds (% Sky Obscured)

85
96
96
83
84
67
63
2
15
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0

Medium Clouds (% Sky Obscured)

100
100
100
84
74
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
2
2
3
0
0

ISS Passover

Visibility (miles)

3
8
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
47
34
43
12
5
5
4
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.1
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)

10
13
13
8
8
8
7
6
5
9
8
7
7
6
3
2
3
4
4
6
7
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-13
-10
-12
-12
-12
-10
-8
-7
-9
-12
-13
-13
-13
-13
-13
-13
-13
-12
-12
-13
-14
-14
-14

Relative Humidity (%)

47
49
61
53
48
46
54
65
73
63
51
52
51
52
53
54
56
58
62
54
43
35
33
31

Pressure (mb)

1023
1024
1024
1025
1026
1027
1028
1029
1030
1031
1031
1032
1033
1034
1034
1035
1035
1036
1036
1037
1037
1038
1037
1037

Ozone (du)

430
433
439
443
444
448
449
452
450
452
453
454
457
456
447
432
414
404
402
400
399
390
377
369

Wednesday 8

Waning Gibbous 57%

02:30

10:35

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

Sun - Rise: 06:16, Set: 19:29, Transit: 12:53. Moon - Rise: 02:30, Set: 10:35. Civil Dark: 20:00 - 05:45. Nautical Dark: 20:36 - 05:09. Astro Dark: 21:15 - 04:30

Total Clouds (% Sky Obscured)

3
4
17
5
2
3
3
3
5
6
6
27
25
22
13
17
12
6
7
8
12
63
11
23

Low Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
9
2
0
0
0
0
2
2
0
23
22
18
9
16
5
2
2
2
3
16
6
20

High Clouds (% Sky Obscured)

0
4
10
4
2
3
3
3
4
5
5
5
4
4
4
4
6
4
4
4
5
63
5
9

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 (%)

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)

8
9
9
8
7
6
5
4
5
5
6
6
7
7
8
9
8
8
9
12
15
18
19
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-12
-11
-10
-9
-9
-7
-8
-8
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-5
-4
-3

Relative Humidity (%)

31
32
33
34
36
38
48
51
53
58
59
59
57
56
54
52
55
55
53
45
40
38
36
36

Pressure (mb)

1036
1036
1035
1034
1034
1033
1034
1033
1034
1033
1032
1032
1032
1031
1030
1030
1030
1029
1029
1029
1028
1028
1027
1025

Ozone (du)

369
374
377
381
381
385
381
376
377
373
374
373
370
366
365
365
367
373
372
373
372
369
368
369

Thursday 9

Waning Gibbous 48%

03:08

11:41

13 OK
14 OK
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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:14, Set: 19:31, Transit: 12:53. Moon - Rise: 03:08, Set: 11:41. Civil Dark: 20:01 - 05:43. Nautical Dark: 20:38 - 05:07. Astro Dark: 21:16 - 04:28

Total Clouds (% Sky Obscured)

26
21
56
56
99
100
100
98
95
68
97
100
94
87
90
59
51
100
100
85
95
74
95
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
32
47
78
54
76
100
87
72
74
32
10
10
15
19
21
34
39
44

Medium Clouds (% Sky Obscured)

23
7
51
46
74
100
100
94
95
18
52
45
30
22
20
0
0
0
0
5
9
14
61
71

High Clouds (% Sky Obscured)

4
7
17
21
99
100
100
88
52
19
2
9
23
3
2
2
3
38
38
47
88
40
92
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
7
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 (%)

0
0
0
1
1
5
21
31
48
52
38
25
46
29
19
11
1
0
2
0
0
0
0
1

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)

22
22
22
22
21
21
19
18
19
18
16
16
15
13
11
9
7
6
6
6
5
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
35
34
36
38
42
43
45
50
57
62
66
67
69
74
78
78
80
82
82
78
69
64
67

Pressure (mb)

1024
1023
1022
1021
1021
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1023
1023
1022

Ozone (du)

368
367
365
364
361
361
360
364
365
367
366
364
366
369
368
366
363
363
367
367
362
355
349
350

Friday 10

Third Quarter 38%

03:39

12:50

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:12, Set: 19:32, Transit: 12:53. Moon - Rise: 03:39, Set: 12:50. Civil Dark: 20:02 - 05:42. Nautical Dark: 20:39 - 05:05. Astro Dark: 21:18 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
97
97
98
99
100
100
100
99
40
49
72
47
81
92
89
86

Low Clouds (% Sky Obscured)

32
52
82
100
99
98
96
96
96
97
98
99
99
100
100
98
10
27
58
35
78
90
82
70

Medium Clouds (% Sky Obscured)

100
100
100
100
99
98
83
63
81
55
22
19
13
12
16
20
23
25
26
19
10
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
64
37
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
3
3
3
3
3
5
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
59
95
95
95
95
95
95
81
53
42
26
17
32
34
26
26
24
25
23
19
11
19
6

Precipitation Amount (mm)

0
0
1.1
1.8
1.4
1.4
1.5
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
8
7
6
6
5
5
5
5
4
4
4
4
3
2
1
1
3
4
5
6
6

Feels Like (°C)

7
8
7
5
3
2
3
3
2
2
1
0
-1
-1
-1
-2
-2
-1
-1
-2
-0
-0
0
1

Dew Point (°C)

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

Relative Humidity (%)

63
63
66
77
85
90
93
94
91
91
93
91
88
86
91
86
86
91
91
79
63
58
53
51

Pressure (mb)

1022
1021
1020
1020
1019
1018
1019
1019
1019
1020
1020
1020
1020
1021
1021
1022
1022
1023
1024
1025
1025
1026
1027
1027

Ozone (du)

349
346
340
339
339
344
349
354
362
367
374
386
393
396
393
391
389
390
390
389
396
408
413
411

Saturday 11

Waning Crescent 28%

04:04

No Set

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

Sun - Rise: 06:10, Set: 19:33, Transit: 12:52. Moon - Rise: 04:04, Set: No Set. Civil Dark: 20:04 - 05:40. Nautical Dark: 20:41 - 05:03. Astro Dark: 21:20 - 04:23

Total Clouds (% Sky Obscured)

83
83
81
78
20
85
72
10
5
5
5
9
9
6
6
6
23
37
52
60
67
75
62
59

Low Clouds (% Sky Obscured)

64
55
42
32
19
14
8
2
2
2
3
3
4
2
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
12
18
16
12
7
27
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
3
2
3
3
22
37
51
56
67
75
62
59

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 (%)

5
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-4
-5
-6
-5
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5
-4
-4
-3
-3
-2
-2

Relative Humidity (%)

49
46
43
40
37
38
45
52
54
57
59
60
63
66
67
68
70
67
65
64
58
52
48
47

Pressure (mb)

1027
1027
1027
1027
1027
1028
1028
1029
1030
1030
1031
1031
1031
1032
1032
1033
1033
1033
1033
1033
1033
1032
1032
1031

Ozone (du)

410
408
404
399
397
395
392
390
385
385
389
394
392
393
392
391
390
389
389
388
387
386
385
380

Sunday 12

Waning Crescent 19%

04:25

14:01

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:08, Set: 19:35, Transit: 12:52. Moon - Rise: 04:25, Set: 14:01. Civil Dark: 20:05 - 05:38. Nautical Dark: 20:42 - 05:01. Astro Dark: 21:22 - 04:21

Total Clouds (% Sky Obscured)

60
73
87
100
100
100
100
100
100
100
99
97
96
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
15
45
59
60
60
30
28
26
33
22
11
0
18
37
57
72
87
100
100
100

Medium Clouds (% Sky Obscured)

60
73
85
95
93
91
90
94
97
99
96
95
95
82
69
57
72
86
99
100
100
100
100
100

High Clouds (% Sky Obscured)

28
45
73
100
100
100
100
100
100
100
85
72
72
91
95
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
22
30
28
38
48
60
66
62
44
35
22
4
14
13
7
22
36
51
73
91
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
0.7
0.9

Wind Speed/Direction (mph)

10
11
10
10
10
10
11
11
12
13
14
15
16
17
17
18
17
18
18
19
19
19
20
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
0
1
3
5
5
5
5
5
4
5
5
6
6
7
7
7
8
8
9
9
9
9
10

Relative Humidity (%)

48
48
53
60
67
73
78
84
81
75
73
72
73
73
76
77
80
81
83
84
84
84
84
86

Pressure (mb)

1030
1029
1027
1026
1025
1024
1023
1022
1021
1019
1018
1017
1016
1015
1014
1013
1012
1011
1011
1010
1010
1009
1008
1008

Ozone (du)

375
370
367
364
361
358
356
353
352
350
349
348
347
346
343
339
336
332
329
325
322
320
317
317

Monday 13

Waning Crescent 11%

04:45

15:14

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

Sun - Rise: 06:07, Set: 19:36, Transit: 12:52. Moon - Rise: 04:45, Set: 15:14. Civil Dark: 20:06 - 05:36. Nautical Dark: 20:44 - 04:59. Astro Dark: 21:23 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
94
85
79
72
68
68
69
73

Low Clouds (% Sky Obscured)

100
100
100
100
99
98
97
91
86
81
73
60
35
35
35
35
27
28
28

Medium Clouds (% Sky Obscured)

100
100
100
100
89
80
70
48
26
8
5
3
0
22
43
61
56
47
38

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
97
95
92
76
57
19
19
26
36
36
36
35

ISS Passover

Visibility (miles)

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

Fog (%)

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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
74
24
20
19
19
20
18
18
22
24
25

Precipitation Amount (mm)

1
1
1.6
2
1.5
1.3
1.3
0.8
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
12
11
10
11
11
12
13
14
14
14
15
15
16
16
15
15
14
14

Chance of Frost

Temperature (°C)

13
13
14
14
15
14
14
13
13
12
12
12
12
12
11
11
10
11
11

Feels Like (°C)

6
6
8
9
10
10
10
11
9
9
10
9
9
8
8
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

89
90
89
86
83
84
86
89
90
92
93
89
87
84
87
87
88
87
85

Pressure (mb)

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

Ozone (du)

318
318
319
320
321
322
324
326
331
337
342
341
339
337
334
331
328
328
328

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

Generated: 07/04/26 13:31:35. Forecast: 07/04/26 to 13/04/26. Timezone: UTC-4.00