Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waxing Crescent 34%

10:36

01:43

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

Sun - Rise: 05:45, Set: 20:43, Transit: 13:14. Moon - Rise: 10:36, Set: 01:43. Civil Dark: 21:16 - 05:12. Nautical Dark: 22:00 - 04:28. Astro Dark: 22:51 - 03:37

Total Clouds (% Sky Obscured)

85
88
47
29
9
12
48
68
76
11
8
33
20
53
65
100
62
84
83
63
35
43
13
63

Low Clouds (% Sky Obscured)

0
0
4
7
5
9
0
6
21
0
3
0
20
23
11
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
12
5
2
3
9
14
12
0
0
0
2
19
59
58
58
83
83
63
35
5
8
5

High Clouds (% Sky Obscured)

85
55
47
29
5
3
48
39
62
11
8
33
5
33
1
55
0
0
2
7
3
43
5
41

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
7
7
7
8
8
8
7
7
7
6
5
6
7
6
6
7
6
2
1
1
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
2
3
3
4
6
6
9
10
12
13
11
14
13
13
11
12
11
10
9
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

61
64
63
62
55
48
44
41
38
35
32
30
32
34
36
37
42
45
47
49
52
56
58
58

Pressure (mb)

1026
1026
1027
1028
1029
1030
1030
1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

326
325
325
325
325
325
327
331
330
332
333
335
337
337
337
338
339
341
344
343
340
339
337
338

Friday 22

Waxing Crescent 45%

11:53

02:07

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

Sun - Rise: 05:45, Set: 20:44, Transit: 13:14. Moon - Rise: 11:53, Set: 02:07. Civil Dark: 21:18 - 05:11. Nautical Dark: 22:01 - 04:27. Astro Dark: 22:53 - 03:36

Total Clouds (% Sky Obscured)

48
28
58
91
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
0
0
1
1
0
0
0
0
2
26
3
3
2
3
2
2
2
3
9
3
2
0

Medium Clouds (% Sky Obscured)

2
4
19
33
47
49
48
76
98
97
96
95
86
81
65
65
53
63
29
27
21
28
37
52

High Clouds (% Sky Obscured)

22
14
58
91
99
100
100
100
100
100
100
100
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
None
None
None
None
None
None

Precipitation Probability (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
7
5
5
6
6
7
7
7
8
8
9
9
10
9
9
9
9
8
9
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

59
59
59
60
56
50
47
40
36
32
31
29
30
31
35
36
37
38
40
45
48
51
57
62

Pressure (mb)

1029
1029
1029
1030
1030
1030
1031
1030
1030
1030
1029
1029
1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026

Ozone (du)

340
340
339
340
339
338
337
336
335
335
334
335
336
336
334
332
332
334
333
334
335
337
338
338

Saturday 23

First Quarter 56%

13:06

02:28

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:44, Set: 20:45, Transit: 13:14. Moon - Rise: 13:06, Set: 02:28. Civil Dark: 21:19 - 05:10. Nautical Dark: 22:02 - 04:26. Astro Dark: 22:54 - 03:34

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)

0
2
34
45
65
81
69
74
60
92
94
95
96
97
92
98
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

63
64
100
100
100
96
92
100
100
100
99
100
100
100
100
99
100
100
100
100
95
88
83
86

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
77
51
19
19
24
29
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
3
2
2
1
1
1
1
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

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

Precipitation Probability (%)

2
6
11
19
31
46
58
74
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
0.3
0.6
0.5
0.8
1.8
3
2.6
2.6
2.3
3
2.3
1.1
0.8
1.3
2
2.6
2.8

Wind Speed/Direction (mph)

10
10
10
10
11
11
12
13
13
12
10
12
12
13
15
16
16
17
17
17
16
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
55
57
56
59
61
64
66
70
75
80
83
96
96
96
98
96
96
98
98
96
96
98
98

Pressure (mb)

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

Ozone (du)

337
336
334
333
332
333
334
333
332
331
331
329
327
326
327
326
325
326
325
327
327
327
328
328

Sunday 24

Waxing Gibbous 66%

14:15

02:47

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
21 Bad
22 OK
23 OK
00 OK
01 Good
02 Good

Sun - Rise: 05:43, Set: 20:46, Transit: 13:14. Moon - Rise: 14:15, Set: 02:47. Civil Dark: 21:20 - 05:09. Nautical Dark: 22:04 - 04:25. Astro Dark: 22:56 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
98
72
46
25
20
14
1
10

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
98
94
89
84
60
34
0
0
0
0
4

Medium Clouds (% Sky Obscured)

93
100
100
78
100
78
93
91
43
24
5
17
33
50
50
49
78
52
43
25
20
14
0
5

High Clouds (% Sky Obscured)

25
23
49
74
100
95
95
99
75
35
10
17
12
12
29
56
73
55
38
2
20
1
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
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
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
78
69
68
82
81
51
42
31
18
18
13
5
11
8
11
2
2
0
0
0
0
0

Precipitation Amount (mm)

1.9
0.5
0.3
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
13
13
13
12
11
10
9
8
7
7
6
5
3
3
4
4
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
4
5
6
6
7
8
8
9
11
12
14
14
15
14
14
13
12
11
11
12

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
96
98
98
98
100
98
100
100
100
100
98
95
95
95
95
96
96
95
96

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

329
332
336
337
339
340
338
339
343
343
342
338
333
331
331
332
335
337
336
338
341
342
345
352

Monday 25

Waxing Gibbous 76%

15:22

03:05

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

Sun - Rise: 05:42, Set: 20:46, Transit: 13:14. Moon - Rise: 15:22, Set: 03:05. Civil Dark: 21:21 - 05:08. Nautical Dark: 22:05 - 04:24. Astro Dark: 22:58 - 03:31

Total Clouds (% Sky Obscured)

19
36
49
59
69
64
60
60
37
17
12
71
74
77
68
61
53
36
23
12
33
49
56
51

Low Clouds (% Sky Obscured)

8
15
26
35
44
31
18
5
2
1
7
31
21
20
12
10
6
14
23
12
25
15
0
0

Medium Clouds (% Sky Obscured)

10
14
18
23
27
27
26
25
17
7
0
47
55
58
53
48
42
28
12
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
33
49
56
51

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
8
2
1
1
1
4
8
19
21
23
23
21
18
14
10
10
6
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)

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

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
14
15
17
19
20
22
23
23
23
22
21
20
19
18
17
16
16
15

Feels Like (°C)

13
13
11
11
11
12
14
15
17
20
21
22
23
23
24
24
24
25
21
21
21
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

95
93
95
93
93
95
92
92
87
77
67
64
63
64
64
68
74
79
80
81
82
81
78
74

Pressure (mb)

1022
1022
1022
1022
1022
1023
1023
1023
1022
1022
1021
1021
1019
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

355
362
362
357
349
345
344
342
341
341
338
338
338
339
340
340
341
341
341
341
341
342
343
343

Tuesday 26

Waxing Gibbous 84%

16:28

03:05

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

Sun - Rise: 05:42, Set: 20:47, Transit: 13:15. Moon - Rise: 16:28, Set: 03:05. Civil Dark: 21:22 - 05:07. Nautical Dark: 22:06 - 04:23. Astro Dark: 22:59 - 03:30

Total Clouds (% Sky Obscured)

50
50
50
70
70
75
70
55
45
45
40
30
23
14
33
49
65
45
24
4
3
1
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
8
17
23
21
19
14
15
8
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
4
12
20
28
27
26
22
22
21
27
20
10
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
50
50
70
60
45
25
25
25
5
0
0
2
0
0
0
0
0
2
1
2
1
0
0

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
1
2
3
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)

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

Chance of Frost

Temperature (°C)

14
14
13
14
15
16
18
20
22
23
24
25
25
25
24
23
21
20
19
18
17
17
16
16

Feels Like (°C)

16
16
16
15
15
15
18
18
19
20
21
22
27
26
25
25
25
25
20
20
20
20
20
19

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
71
68
65
58
51
46
42
37
33
33
33
33
38
44
50
50
50
49
52
55
58

Pressure (mb)

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

Ozone (du)

345
347
348
352
355
359
364
369
374
372
370
367
365
362
359
358
356
355
353
352
350
349
348
347

Wednesday 27

Waxing Gibbous 91%

17:33

03:25

Sun - Rise: 05:41, Set: 20:48, Transit: 13:15. Moon - Rise: 17:33, Set: 03:25. Civil Dark: 21:23 - 05:06. Nautical Dark: 22:07 - 04:22. Astro Dark: 23:01 - 03:28

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for High Park-Swansea, Toronto, Canada (43.65,-79.46)

Generated: 21/05/26 03:06:14. Forecast: 21/05/26 to 27/05/26. Timezone: UTC-4.00