Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 67%

01:54

09:56

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

Sun - Rise: 06:33, Set: 19:42, Transit: 13:08. Moon - Rise: 01:54, Set: 09:56. Civil Dark: 20:12 - 06:03. Nautical Dark: 20:47 - 05:28. Astro Dark: 21:25 - 04:50

Total Clouds (% Sky Obscured)

77
61
38
2
2
1
1
1
1
2
1
1
1
2
0
1
11
11
2
2
1
2
2
17

Low Clouds (% Sky Obscured)

23
15
1
1
1
0
0
0
0
1
0
0
0
0
0
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
0
0
0
0
0
0
0
15

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
9
8
8
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-5
-6
-6
-7
-8
-8
-8
-8
-9
-9
-9
-9
-9
-8
-7
-6
-5
-5
-4
-5
-5
-7
-7

Relative Humidity (%)

67
76
84
84
84
84
85
87
89
88
88
90
92
90
82
76
74
71
70
67
64
59
50
47

Pressure (mb)

1030
1030
1031
1032
1033
1033
1034
1035
1035
1035
1036
1036
1036
1037
1037
1037
1037
1037
1036
1036
1035
1035
1034
1032

Ozone (du)

436
439
438
440
441
444
439
427
411
401
399
401
394
381
375
371
369
372
374
370
369
373
375
374

Wednesday 8

Waning Gibbous 57%

02:41

10:55

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

Sun - Rise: 06:31, Set: 19:43, Transit: 13:08. Moon - Rise: 02:41, Set: 10:55. Civil Dark: 20:13 - 06:02. Nautical Dark: 20:49 - 05:26. Astro Dark: 21:26 - 04:48

Total Clouds (% Sky Obscured)

3
5
4
3
22
29
25
13
5
4
5
3
26
70
23
39
23
24
23
100
100
100
100
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
21
27
50
57
71
65

Medium Clouds (% Sky Obscured)

0
2
2
2
22
24
21
9
3
2
2
0
26
45
21
24
22
6
2
67
100
100
100
86

High Clouds (% Sky Obscured)

3
4
1
0
1
3
4
3
4
3
3
3
3
48
6
26
6
17
6
100
100
100
59
50

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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
15
41
82
76

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
0.5
0.4

Wind Speed/Direction (mph)

5
5
5
6
7
11
12
13
13
13
14
14
14
14
16
17
18
19
19
19
18
16
12
11

Chance of Frost

Temperature (°C)

3
2
1
1
2
3
3
3
3
3
3
3
3
3
3
5
6
7
9
10
11
11
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
65
71
76
80
74
74
73
72
73
73
72
70
72
73
71
67
65
61
60
61
67
76
88

Pressure (mb)

1032
1031
1031
1031
1030
1029
1029
1029
1028
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1023
1022
1022
1021
1021

Ozone (du)

379
381
377
376
370
367
365
362
363
367
373
371
368
368
367
366
367
365
364
361
359
358
360
364

Thursday 9

Waning Gibbous 47%

03:20

12:00

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:30, Set: 19:44, Transit: 13:08. Moon - Rise: 03:20, Set: 12:00. Civil Dark: 20:14 - 06:00. Nautical Dark: 20:50 - 05:24. Astro Dark: 21:28 - 04:46

Total Clouds (% Sky Obscured)

63
33
30
61
89
97
94
79
68
100
69
86
99
93
100
100
100
100
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

52
10
5
26
76
95
82
54
30
16
0
0
0
0
0
48
75
100
100
98
97
95
94
96

Medium Clouds (% Sky Obscured)

48
0
0
10
16
15
33
29
34
21
60
60
46
74
100
100
100
100
100
100
99
98
60
40

High Clouds (% Sky Obscured)

45
4
2
3
11
2
17
24
37
100
32
74
98
66
64
100
100
100
100
100
80
49
27
0

ISS Passover

Visibility (miles)

3
9
9
1
2
1
9
9
9
9
9
9
9
9
9
9
9
2
4
3
2
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

52
55
43
31
32
32
21
4
1
1
1
0
0
0
10
52
95
95
95
95
95
86
52
35

Precipitation Amount (mm)

0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.9
1.5
1.6
2.7
1.7
0.4
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
7
7
8
7
6
5
3
1
1
0
1
1
1
3
3
3
3
3
3
3

Relative Humidity (%)

91
88
93
96
98
96
98
96
98
91
85
83
85
82
77
71
69
83
89
91
94
94
93
91

Pressure (mb)

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

Ozone (du)

367
368
371
368
365
365
364
364
365
362
361
361
352
344
342
342
340
339
337
337
340
342
343
347

Friday 10

Third Quarter 37%

03:51

13:08

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 OK
07 Good
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK

Sun - Rise: 06:28, Set: 19:46, Transit: 13:07. Moon - Rise: 03:51, Set: 13:08. Civil Dark: 20:16 - 05:58. Nautical Dark: 20:52 - 05:22. Astro Dark: 21:30 - 04:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
93
66
63
47
30
16
21
43
44
46
52
70
76
76
61
46

Low Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
93
66
63
47
30
16
17
17
12
24
43
61
66
67
61
43

Medium Clouds (% Sky Obscured)

19
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
9
19
26
16

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
2

ISS Passover

Visibility (miles)

9
1
0
0
0
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 (%)

25
6
2
0
1
2
7
3
4
4
1
1
1
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
4
3
2
3
3
4
5
5
5
5
5
5
5
6
6
6
5
4
4
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
98
98
98
94
94
89
85
84
88
87
86
86
77
65
60
55
52
50
49
54
56
60

Pressure (mb)

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

Ozone (du)

351
353
352
353
363
370
377
378
379
380
379
385
390
390
386
379
377
378
376
374
369
366
365
362

Saturday 11

Waning Crescent 28%

04:17

14:19

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

Sun - Rise: 06:26, Set: 19:47, Transit: 13:07. Moon - Rise: 04:17, Set: 14:19. Civil Dark: 20:17 - 05:56. Nautical Dark: 20:53 - 05:20. Astro Dark: 21:31 - 04:41

Total Clouds (% Sky Obscured)

27
6
4
5
9
11
9
12
12
26
45
47
54
61
76
91
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
0
2
4
5
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
0
0
3
6
54
61
76
90
94
97
98
100
100
100
100
98

High Clouds (% Sky Obscured)

1
2
0
0
2
6
5
9
12
26
45
47
54
61
76
91
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
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
2
2
20
31
40
40

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
67
75
75
74
76
77
77
77
77
77
80
84
84
79
73
68
64
62
61
61
64
68
73

Pressure (mb)

1030
1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1031
1032
1031
1032
1032
1031
1031
1030
1029
1028
1026
1025
1023

Ozone (du)

358
353
354
354
358
363
368
366
361
354
349
346
345
344
343
342
341
340
339
338
337
337
337
337

Sunday 12

Waning Crescent 19%

04:39

15:31

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
13 Bad
14 Bad
15 Bad
16 OK
17 Bad

Sun - Rise: 06:24, Set: 19:48, Transit: 13:07. Moon - Rise: 04:39, Set: 15:31. Civil Dark: 20:18 - 05:54. Nautical Dark: 20:54 - 05:18. Astro Dark: 21:33 - 04:39

Total Clouds (% Sky Obscured)

100
100
98
96
94
97
98
100
100
100
100
99
99
98
98
99
100
97
94
91
70
51
35
63

Low Clouds (% Sky Obscured)

0
0
12
23
35
23
12
5
10
20
40
30
29
33
26
16
6
16
22
27
22
19
21
42

Medium Clouds (% Sky Obscured)

96
93
90
87
85
73
61
48
56
64
70
74
79
83
82
83
83
79
76
71
49
27
5
9

High Clouds (% Sky Obscured)

100
100
90
74
61
66
81
100
100
100
100
80
53
38
61
84
100
97
94
91
70
51
35
58

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 (%)

36
27
31
28
18
17
10
4
9
11
6
7
7
1
11
16
24
38
47
41
36
26
9
8

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)

7
8
8
9
9
11
11
11
11
12
12
12
12
12
13
13
13
13
14
15
17
17
17
17

Chance of Frost

Temperature (°C)

9
10
10
10
10
10
10
10
11
11
12
12
12
12
12
12
12
12
13
14
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
85
85
87
88
88
88
88
84
81
79
79
77
77
77
77
77
76
74
73
72
71
70

Pressure (mb)

1023
1022
1021
1020
1020
1019
1018
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1011
1011
1010

Ozone (du)

339
340
341
338
335
332
331
330
329
327
324
321
321
321
320
321
321
321
322
322
322
321
319
318

Monday 13

Waning Crescent 11%

04:59

16:43

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
13 Bad

Sun - Rise: 06:23, Set: 19:49, Transit: 13:07. Moon - Rise: 04:59, Set: 16:43. Civil Dark: 20:19 - 05:52. Nautical Dark: 20:56 - 05:16. Astro Dark: 21:35 - 04:37

Total Clouds (% Sky Obscured)

78
94
96
98
100
100
100
100
100
100
100
97
94
90
85
81
86
99
98
100

Low Clouds (% Sky Obscured)

62
84
78
73
68
66
64
64
57
54
60
50
40
31
38
40
54
38
40
35

Medium Clouds (% Sky Obscured)

15
19
19
14
13
16
14
15
16
22
28
43
58
71
72
72
80
87
91
95

High Clouds (% Sky Obscured)

30
0
2
3
5
17
29
44
63
82
96
87
79
70
70
71
72
81
89
100

ISS Passover

Visibility (miles)

9
9
9
9
9
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

Precipitation Type

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

Precipitation Probability (%)

8
2
16
26
30
37
47
48
43
45
30
40
53
66
56
47
37
45
52
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
15
15
14
13
13
13
12
12
12
12
12
12
12
13
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
11
11
11
11
10
10
10
11
10
10
10
11
12
12
12
12
12

Dew Point (°C)

12
12
12
13
12
12
12
12
12
13
13
13
13
13
13
14
14
15
15
16

Relative Humidity (%)

73
75
78
82
84
87
90
92
93
93
93
92
92
92
95
95
93
93
92
90

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

316
314
312
313
314
316
315
314
313
312
311
310
309
309
309
309
309
309
310
310

Forecast for Yarker, Lennox and Addington County, Canada (44.37,-76.77)

Generated: 07/04/26 18:18:10. Forecast: 07/04/26 to 13/04/26. Timezone: UTC-4.00