Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 0%

05:19

No Set

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
13 Bad
14 Bad
15 OK
16 Good
17 OK
18 OK
19 Good

Sun - Rise: 05:37, Set: 19:27, Transit: 12:32. Moon - Rise: 05:19, Set: No Set. Civil Dark: N/A - 05:04. Nautical Dark: 20:39 - 04:23. Astro Dark: 21:24 - 03:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
96
96
92
78
84
89
90
85
70
81
86
31
11
39
42
15

Low Clouds (% Sky Obscured)

97
96
97
100
100
99
98
94
94
95
91
74
82
88
90
85
70
80
82
29
11
38
41
12

Medium Clouds (% Sky Obscured)

100
100
91
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
65
60
60
55
9
0
0
0
2
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
2
6
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
100
100
100
100
100
0
47
57
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
45
7
3
0
0
0
2
0
0
0
0
0
0
2
1
11
2
0
0
2
0
1
0

Precipitation Amount (mm)

1.2
0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
100
100
100
98
100
100
100
100
98
96
93
87
87
81
77
76
81
77
77
82
83

Pressure (mb)

1007
1008
1008
1008
1008
1009
1009
1009
1010
1010
1011
1012
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016
1017
1019

Ozone (du)

337
338
338
346
346
345
345
346
347
349
349
349
348
347
345
347
349
349
351
354
359
358
359
358

Friday 17

New Moon 2%

05:42

20:14

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

Sun - Rise: 05:35, Set: 19:29, Transit: 12:32. Moon - Rise: 05:42, Set: 20:14. Civil Dark: 20:00 - 05:02. Nautical Dark: 20:41 - 04:21. Astro Dark: 21:26 - 03:35

Total Clouds (% Sky Obscured)

1
1
5
26
26
24
18
25
16
11
43
67
34
39
76
84
82
76
83
85
39
86
100
100

Low Clouds (% Sky Obscured)

1
1
4
18
19
19
18
19
7
0
1
0
6
33
62
81
71
24
24
23
12
3
0
0

Medium 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
1

High Clouds (% Sky Obscured)

0
0
2
2
2
4
0
4
7
11
43
44
34
30
41
35
41
48
46
74
20
60
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 (%)

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)

2
2
3
3
4
3
4
3
4
4
4
5
8
11
12
13
13
16
16
16
17
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
1
1
-1
-1
-2
-1
-2
-2
-2
0
-1
1
2
1
3
6
8
8
8
8
5
5

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
93
92
92
91
91
91
94
94
89
85
83
83
83
79
72
67
67
66
67
69
72

Pressure (mb)

1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1023
1022
1021
1020
1019
1018
1017
1015
1014
1013
1012
1012

Ozone (du)

360
360
362
362
361
363
361
360
363
364
363
359
358
357
356
352
350
348
345
343
342
340
338
333

Saturday 18

Waxing Crescent 8%

06:13

21:43

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:33, Set: 19:30, Transit: 12:32. Moon - Rise: 06:13, Set: 21:43. Civil Dark: 20:02 - 05:00. Nautical Dark: 20:43 - 04:18. Astro Dark: 21:29 - 03:32

Total Clouds (% Sky Obscured)

90
93
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)

0
0
26
35
69
82
88
90
92
92
94
93
97
100
100
100
100
100
100
100
100
97
93
91

Medium Clouds (% Sky Obscured)

15
30
98
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

77
85
100
100
100
100
100
100
100
100
100
100
100
100
84
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
6
4
3
8
9
3
3
3
3
2
2
1
4
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
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Snow
Snow

Precipitation Probability (%)

0
0
1
5
29
39
42
77
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.1
1.1
1.7
1.6
1.6
1.8
2.5
1.9
2.3
2
1.8
1.7
1.5
1
0.9
1

Wind Speed/Direction (mph)

17
18
19
19
19
18
17
17
16
15
15
14
13
13
11
10
10
6
6
8
8
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
73
78
81
85
90
91
91
93
94
93
93
93
93
94
94
94
96
94
96
93
88
91

Pressure (mb)

1012
1011
1011
1010
1009
1008
1007
1007
1006
1005
1004
1003
1003
1003
1003
1003
1003
1003
1003
1004
1005
1005
1005
1006

Ozone (du)

332
331
330
330
333
334
334
334
333
331
331
330
329
330
327
327
325
325
324
325
327
328
330
329

Sunday 19

Waxing Crescent 16%

06:56

23:10

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK

Sun - Rise: 05:31, Set: 19:32, Transit: 12:31. Moon - Rise: 06:56, Set: 23:10. Civil Dark: 20:04 - 04:58. Nautical Dark: 20:45 - 04:16. Astro Dark: 21:31 - 03:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
100
100
92
84
76
80
85
90
84
80
81
76
73
74
58
41
34

Low Clouds (% Sky Obscured)

93
95
97
97
98
99
65
49
53
79
80
76
80
85
90
84
80
78
73
70
66
49
34
15

Medium Clouds (% Sky Obscured)

100
100
100
75
47
16
12
13
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

82
60
30
15
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
0
0
0
0
1
9
9
9
9
9
9
9
8
6
7
8
7
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
Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
85
72
65
54
31
20
21
23
18
14
13
10
9
11
4
2
0
0
3
0
2
1
0

Precipitation Amount (mm)

0.7
0.6
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
9
12
12
13
14
14
13
13
13
13
14
14
14
14
14
13
13
13
12
11
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
-0
-1
-3
-6
-7
-9
-10
-10
-10
-11
-11
-11
-12
-12
-12
-13
-13
-13
-13
-12
-12

Relative Humidity (%)

94
98
98
96
96
92
81
79
76
76
76
73
66
62
58
53
50
47
43
42
42
41
47
51

Pressure (mb)

1006
1006
1007
1007
1008
1009
1010
1011
1012
1014
1015
1016
1017
1018
1019
1019
1019
1020
1020
1021
1022
1022
1023
1024

Ozone (du)

326
327
329
330
335
338
342
350
357
369
375
380
386
399
406
409
415
419
420
417
417
418
418
417

Monday 20

Waxing Crescent 26%

07:53

00:27

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

Sun - Rise: 05:29, Set: 19:33, Transit: 12:31. Moon - Rise: 07:53, Set: 00:27. Civil Dark: 20:05 - 04:56. Nautical Dark: 20:47 - 04:14. Astro Dark: 21:33 - 03:27

Total Clouds (% Sky Obscured)

31
9
6
9
8
5
2
2
2
2
0
0
4
5
5
8
15
23
40
61
81
88
95
100

Low Clouds (% Sky Obscured)

13
4
2
3
2
2
1
1
1
1
0
0
2
4
5
4
3
1
1
1
1
17
33
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
2
3
5
10
15
22
43
61
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
12
26
34
23
10
6
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
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
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
5
8
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
73
76
77
76
76
74
76
76
76
74
57
44
39
35
32
32
31
31
34
37
40
46
51

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1026
1025
1024
1023
1022
1021
1020
1019
1018
1018

Ozone (du)

413
416
420
424
434
437
439
445
452
456
448
444
444
441
439
436
424
411
399
398
398
398
400
402

Tuesday 21

Waxing Crescent 37%

09:05

01:28

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 05:27, Set: 19:35, Transit: 12:31. Moon - Rise: 09:05, Set: 01:28. Civil Dark: 20:07 - 04:54. Nautical Dark: 20:49 - 04:12. Astro Dark: 21:35 - 03:24

Total Clouds (% Sky Obscured)

99
99
98
99
99
100
100
99
98
98
99
100
98
97
95
94
93
92
92
92
93
94
96
97

Low Clouds (% Sky Obscured)

61
70
78
81
88
96
96
96
96
96
96
97
95
93
91
90
89
88
88
88
87
85
83
81

Medium Clouds (% Sky Obscured)

84
91
98
96
96
97
92
86
78
85
91
97
82
67
54
57
60
62
61
63
66
72
74
72

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)

8
6
4
2
1
1
0
0
0
0
0
0
0
0
0
0
2
4
6
7
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

16
22
27
37
47
58
81
95
95
95
95
95
90
82
76
69
60
48
41
31
35
34
29
26

Precipitation Amount (mm)

0
0
0
0
0.1
0.2
0.5
0.7
0.9
0.8
0.7
0.8
0.6
0.5
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
-3
-3
-4
-3
-3
-4
-6
-6
-7
-6
-7
-7
-4
-4
-3
-3
-3
-3
1
1
-0
0
1

Dew Point (°C)

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

Relative Humidity (%)

57
59
60
64
71
83
94
94
96
96
94
92
91
91
91
94
89
86
82
82
80
77
84
89

Pressure (mb)

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

Ozone (du)

404
406
408
411
412
414
416
420
424
428
430
432
434
432
430
428
430
432
434
435
436
436
432
427

Wednesday 22

Waxing Crescent 48%

10:26

02:12

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
13 Bad

Sun - Rise: 05:26, Set: 19:36, Transit: 12:31. Moon - Rise: 10:26, Set: 02:12. Civil Dark: 20:08 - 04:52. Nautical Dark: 20:50 - 04:09. Astro Dark: 21:38 - 03:22

Total Clouds (% Sky Obscured)

96
94
93
88
83
79
79
93
97
98
97
89
85
79
76
68
60
50

Low Clouds (% Sky Obscured)

83
85
87
84
80
77
77
77
76
79
85
89
85
79
76
66
57
49

Medium Clouds (% Sky Obscured)

50
39
31
28
31
33
44
52
60
41
23
3
2
2
1
1
1
1

High Clouds (% Sky Obscured)

7
19
33
33
31
29
19
10
0
0
0
0
1
2
2
2
1
0

ISS Passover

Visibility (miles)

9
9
8
7
8
9
9
8
7
6
7
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
24
27
21
16
9
9
9
10
7
5
1
4
5
6
7
5
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
100
98
98
98
98
98
96
92
91
83
76
68
64
60

Pressure (mb)

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

Ozone (du)

422
422
421
420
422
425
427
428
428
429
428
427
427
427
427
427
428
429

Forecast for Saint-Narcisse-de-Rimouski, Bas-Saint-Laurent, Canada (48.34,-68.29)

Generated: 16/04/26 20:17:44. Forecast: 16/04/26 to 22/04/26. Timezone: UTC-4.00