Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 28%

04:48

14:23

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
05 Bad

Sun - Rise: 06:31, Set: 19:57, Transit: 13:14. Moon - Rise: 04:48, Set: 14:23. Civil Dark: 20:28 - 05:59. Nautical Dark: 21:05 - 05:21. Astro Dark: 21:45 - 04:41

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)

11
39
55
72
93
88
78
88
85
100
100
100
100
86
83
82
78
72
61
69
47
42
73
60

Medium Clouds (% Sky Obscured)

93
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
94
84
83
75
100
79

High Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
2
9
2
7
5
3
1
0
0
3
2
0
0
0
0
0
0
0
0
0
0
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

None
None
None
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
13
22
63
73
69
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.4
0.5
0.3
0.6
1.1
1.7
1.6
1.4
1.2
2.3
2.1
3.5
2.2
3.2
3.9
0.8
0.5
1.1
1.7
2.2
1.5

Wind Speed/Direction (mph)

4
4
6
7
8
8
9
8
10
10
10
11
12
13
8
6
8
5
4
10
12
12
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
92
92
89
93
93
91
94
98
100
100
94
96
100
98
98
98
100
100
100
100
98
96
96

Pressure (mb)

1030
1030
1029
1029
1028
1028
1026
1025
1024
1023
1021
1020
1018
1017
1016
1015
1013
1012
1011
1009
1008
1008
1007
1007

Ozone (du)

338
339
337
332
330
330
329
326
326
325
321
321
314
312
312
313
313
312
315
313
313
317
319
321

Monday 13

Waning Crescent 19%

05:07

15:36

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
05 Bad

Sun - Rise: 06:30, Set: 19:58, Transit: 13:14. Moon - Rise: 05:07, Set: 15:36. Civil Dark: 20:29 - 05:57. Nautical Dark: 21:06 - 05:19. Astro Dark: 21:47 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
99
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
99
93
98
100
96
95
95

Medium Clouds (% Sky Obscured)

78
96
96
89
40
22
9
29
39
54
43
21
2
0
0
0
0
0
0
0
1
70
100
100

High Clouds (% Sky Obscured)

100
100
100
100
87
15
0
0
4
4
1
0
0
4
4
5
44
61
12
36
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
16
100
99
99
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

95
95
95
73
17
23
24
31
20
10
5
0
0
15
0
0
0
0
0
0
1
26
89
95

Precipitation Amount (mm)

1
1.5
1.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1

Wind Speed/Direction (mph)

14
14
12
12
12
11
11
11
12
12
11
9
7
6
6
3
2
2
1
1
2
4
6
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
98
96
98
98
98
98
98
98
98
98
100
100
100
98
98
100
98
98

Pressure (mb)

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

Ozone (du)

322
322
321
327
329
335
339
335
332
334
334
330
329
328
326
324
324
325
329
329
331
330
329
327

Tuesday 14

Waning Crescent 11%

05:26

16:50

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
05 Bad

Sun - Rise: 06:28, Set: 19:59, Transit: 13:14. Moon - Rise: 05:26, Set: 16:50. Civil Dark: 20:30 - 05:55. Nautical Dark: 21:08 - 05:17. Astro Dark: 21:48 - 04:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
88
94
88
80
100
100
100
100
100
99
98
97
98

Low Clouds (% Sky Obscured)

94
89
100
100
100
100
100
100
100
95
85
66
83
68
61
51
62
87
89
82
86
90
94
94

Medium Clouds (% Sky Obscured)

100
100
96
67
35
70
64
0
0
12
0
0
10
56
57
75
98
86
53
79
79
79
72
80

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
92
64
60
65
65
65
100
100
100
100
100
90
87
70
83

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
1
9
9
9
9
9
9
9
8
0
0
0
0
0
0
0

Fog (%)

100
100
100
100
56
2
0
0
16
0
0
16
16
82
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
93
95
62
24
7
7
9
2
3
9
60
71
79
72
41
29
49
62
71

Precipitation Amount (mm)

1.6
1.4
1.5
1.8
2.6
0.4
1.4
0.3
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0
0
0
0.3

Wind Speed/Direction (mph)

11
12
14
14
15
12
10
10
9
9
9
9
7
5
6
5
5
4
5
5
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
6
6
7
9
10
11
13
14
15
16
16
15
13
12
11
10
10
10
10
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

100
96
98
98
98
98
98
98
96
87
82
82
86
95
98
98
98
98
98
98
100
98
98
98

Pressure (mb)

1010
1009
1008
1007
1006
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010
1010
1009
1008
1008
1008
1008

Ozone (du)

328
329
328
327
326
325
325
326
324
324
325
324
324
322
324
323
320
317
318
322
321
321
319
319

Wednesday 15

Waning Crescent 5%

05:45

18:06

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
05 Bad

Sun - Rise: 06:26, Set: 20:01, Transit: 13:13. Moon - Rise: 05:45, Set: 18:06. Civil Dark: 20:32 - 05:53. Nautical Dark: 21:09 - 05:15. Astro Dark: 21:50 - 04:34

Total Clouds (% Sky Obscured)

99
100
100
100
100
96
91
87
91
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
94
93
93
92
80
67
55
68
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

78
53
71
61
61
67
72
78
79
77
75
73
73
68
66
74
78
40
45
62
67
76
81
79

High Clouds (% Sky Obscured)

90
100
100
100
100
82
63
40
53
77
100
98
95
93
95
98
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
1
5
9
9
9
9
9
9
2
0
0
0
0
0
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

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

Precipitation Probability (%)

61
15
7
3
4
2
3
7
21
25
14
22
24
30
30
29
22
25
25
22
24
23
19
74

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1009
1009
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1011
1010
1009
1008

Ozone (du)

320
318
317
316
315
313
313
313
314
310
312
310
311
313
314
314
316
315
316
315
313
315
316
316

Thursday 16

Waning Crescent 1%

06:07

19:26

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
05 Bad

Sun - Rise: 06:24, Set: 20:02, Transit: 13:13. Moon - Rise: 06:07, Set: 19:26. Civil Dark: 20:33 - 05:51. Nautical Dark: 21:11 - 05:13. Astro Dark: 21:52 - 04:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
82
84
97
99
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

100
100
99
97
96
95
94
94
88
75
70
65
66
72
81
90
100
100
100
100
100
100
100
99

Medium Clouds (% Sky Obscured)

76
75
80
82
77
83
95
100
100
46
45
30
14
0
7
13
17
12
11
10
12
8
5
4

High Clouds (% Sky Obscured)

100
100
97
94
91
94
97
100
100
100
92
82
84
85
85
85
85
60
30
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
65
56
61
40
59
65
65
95
95
95
95
91
21
24
17
14
13
11
1
1
1
0
0

Precipitation Amount (mm)

0.8
0.2
0
0.3
0
0
0.3
0.3
0.7
1.4
1.9
1.5
0.7
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
12
12
13
13
14
14
14
14
14
15
13
12
11
11
10
10
10
10
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
96
96
96
96
98
92
89
83
83
85
90
98
98
98
98
96
98
96
96
95
94

Pressure (mb)

1007
1006
1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1004
1004
1005
1006
1007
1008
1009
1010
1011
1012
1012
1013

Ozone (du)

313
316
318
319
321
323
323
324
329
332
342
345
350
344
340
339
337
336
334
332
330
330
331
331

Friday 17

New Moon 0%

06:07

20:49

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 OK
23 Bad
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:23, Set: 20:03, Transit: 13:13. Moon - Rise: 06:07, Set: 20:49. Civil Dark: 20:34 - 05:50. Nautical Dark: 21:13 - 05:11. Astro Dark: 21:54 - 04:30

Total Clouds (% Sky Obscured)

99
98
91
84
81
81
79
78
73
68
62
62
66
62
57
52
45
52
47
38
48
59
69
74

Low Clouds (% Sky Obscured)

99
98
91
84
81
81
75
63
51
40
26
28
30
32
29
29
29
25
18
16
28
39
50
53

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
4
11
18
19
18
15
11
7
3
3
3
2
5
10
18
18

High Clouds (% Sky Obscured)

0
0
0
0
0
4
16
39
41
47
49
49
44
40
32
10
14
27
37
27
23
28
29
27

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
4
4
5
6
7
8
16
16
14
15
15
15
9
9
9
9
9
9
6
6
6

Dew Point (°C)

6
5
4
4
4
4
5
4
5
5
5
5
6
7
7
7
7
8
7
7
6
6
6
6

Relative Humidity (%)

93
90
88
79
72
64
58
50
46
45
45
45
53
62
72
76
80
85
82
81
81
80
78
76

Pressure (mb)

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

Ozone (du)

333
335
338
336
335
334
335
336
337
335
334
332
332
332
332
331
330
328
327
326
325
323
322
320

Saturday 18

Waxing Crescent 3%

06:33

22:15

06 Bad
07 Bad
08 Bad
09 OK
10 OK
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

Sun - Rise: 06:21, Set: 20:05, Transit: 13:13. Moon - Rise: 06:33, Set: 22:15. Civil Dark: 20:36 - 05:48. Nautical Dark: 21:14 - 05:09. Astro Dark: 21:56 - 04:27

Total Clouds (% Sky Obscured)

77
83
61
40
14
35
70
90
94
98
100
100
100
100
93
86
78
85
92
98

Low Clouds (% Sky Obscured)

57
64
48
26
8
7
8
10
35
57
81
77
73
70
68
63
47
43
43
48

Medium Clouds (% Sky Obscured)

14
12
23
34
14
35
35
25
43
61
76
64
52
43
29
19
8
7
6
8

High Clouds (% Sky Obscured)

17
16
14
12
14
35
70
88
87
93
100
100
100
100
93
86
78
85
92
98

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
1
5
8
14
16
20
27
33
41
77
95
95
95
95
95
95
95
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
1
0.9
1
1.2
1.1
0.8
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
11
14
16
18
19
19
20
18
17
15
14
12
11
9
8
7
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
80
76
70
66
66
67
66
72
78
85
86
87
88
90
90
91
91
94

Pressure (mb)

1011
1010
1010
1008
1007
1006
1004
1003
1002
1002
1001
1001
1001
1002
1002
1003
1003
1004
1004
1003

Ozone (du)

320
320
319
317
315
314
314
314
315
315
315
315
315
315
315
316
316
317
317
317

Forecast for Algonquin Park, Canada (45.58,-78.51)

Generated: 12/04/26 06:13:32. Forecast: 12/04/26 to 18/04/26. Timezone: UTC-4.00