Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 18

New Moon 0%

07:08

19:19

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
03 Bad
04 Bad

Sun - Rise: 07:22, Set: 19:28, Transit: 13:25. Moon - Rise: 07:08, Set: 19:19. Civil Dark: 19:56 - 06:54. Nautical Dark: 20:30 - 06:20. Astro Dark: 21:04 - 05:46

Total Clouds (% Sky Obscured)

80
83
78
85
70
53
67
94
97
98
98
98
100
100
99
98
98
95
97
94
95
94
98
98

Low Clouds (% Sky Obscured)

80
80
58
59
57
9
30
68
77
75
74
50
73
73
73
78
81
82
86
85
82
87
88
85

Medium Clouds (% Sky Obscured)

62
39
15
29
30
44
56
84
79
89
93
94
99
99
97
92
94
88
92
52
86
77
49
48

High Clouds (% Sky Obscured)

80
63
24
49
6
4
2
10
3
4
0
0
1
26
60
10
53
48
50
3
1
2
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
1
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
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

0
0
1
1
1
1
4
2
7
4
19
5
4
2
5
10
21
28
43
48
51
45
47
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.1
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-11
-11
-9
-9
-8
-8
-7
-7
-7
-8
-7
-7
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5

Dew Point (°C)

-11
-11
-11
-11
-10
-11
-12
-12
-12
-9
-8
-12
-12
-11
-10
-9
-8
-7
-6
-4
-3
-2
-2
-2

Relative Humidity (%)

76
76
79
77
71
62
53
48
48
56
63
44
43
48
54
58
61
69
75
86
92
96
96
96

Pressure (mb)

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

Ozone (du)

434
423
414
404
400
399
396
392
389
384
380
380
381
385
389
392
399
400
398
398
398
402
403
402

Thursday 19

Waxing Crescent 1%

07:28

20:35

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

Sun - Rise: 07:20, Set: 19:29, Transit: 13:25. Moon - Rise: 07:28, Set: 20:35. Civil Dark: 19:58 - 06:52. Nautical Dark: 20:31 - 06:18. Astro Dark: 21:06 - 05:44

Total Clouds (% Sky Obscured)

100
100
98
96
100
97
91
92
92
87
80
78
73
67
54
43
55
34
63
100
84
66
100
91

Low Clouds (% Sky Obscured)

86
100
91
88
90
95
91
92
92
87
80
78
73
67
46
17
5
3
2
3
2
2
2
18

Medium Clouds (% Sky Obscured)

55
51
25
20
35
3
3
2
0
5
0
0
0
0
0
0
36
8
55
98
78
47
95
84

High Clouds (% Sky Obscured)

0
45
2
18
30
4
9
35
32
3
0
0
0
0
19
20
25
21
55
100
50
26
83
59

ISS Passover

Visibility (miles)

0
0
0
2
4
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

Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
42
28
22
6
4
1
1
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
0.1
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
5
5
4
4
5
5
5
5
4
3
4
6
6
5
5
3
5
5
3
4
2
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
98
96
96
91
84
79
76
80
79
73
72
72
77
81
84
86
86
86
86
86
86
84

Pressure (mb)

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

Ozone (du)

405
404
402
401
400
398
396
396
397
398
402
405
403
398
397
395
394
394
395
393
391
390
390
391

Friday 20

Waxing Crescent 4%

07:50

21:53

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
03 Bad
04 Bad

Sun - Rise: 07:19, Set: 19:30, Transit: 13:25. Moon - Rise: 07:50, Set: 21:53. Civil Dark: 19:59 - 06:50. Nautical Dark: 20:33 - 06:17. Astro Dark: 21:07 - 05:42

Total Clouds (% Sky Obscured)

97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
98
89
95
97
98
98

Low Clouds (% Sky Obscured)

24
35
33
89
67
67
90
100
99
100
100
100
100
100
100
100
100
87
85
83
88
92
96
98

Medium Clouds (% Sky Obscured)

90
90
100
100
100
100
100
100
85
65
85
60
0
23
46
67
21
18
41
5
57
69
80
42

High Clouds (% Sky Obscured)

81
100
79
100
100
100
100
100
4
70
60
35
3
4
33
2
0
0
30
0
35
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
2
1
1
3
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
Snow
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
29
67
74
95
95
95
95
62
11
4
0
0
0
2
4
4
3
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.8
0.5
2.4
2.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
83
84
88
86
86
93
98
100
98
98
98
98
100
98
98
98
98
96
96
96
96

Pressure (mb)

1019
1018
1018
1017
1016
1015
1013
1012
1010
1010
1009
1009
1009
1009
1009
1010
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

391
394
394
396
398
397
397
397
394
390
391
391
395
397
394
392
395
399
399
401
399
395
387
383

Saturday 21

Waxing Crescent 10%

08:14

23:13

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
03 Bad
04 Bad

Sun - Rise: 07:17, Set: 19:32, Transit: 13:24. Moon - Rise: 08:14, Set: 23:13. Civil Dark: 20:00 - 06:48. Nautical Dark: 20:34 - 06:15. Astro Dark: 21:08 - 05:40

Total Clouds (% Sky Obscured)

97
98
77
100
100
100
100
100
100
99
100
97
100
100
100
99
98
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

97
98
77
100
100
90
85
76
57
57
52
53
59
83
96
93
91
88
91
93
94
94
94
94

Medium Clouds (% Sky Obscured)

36
35
25
42
71
80
85
91
97
92
97
93
98
99
100
98
96
93
94
98
100
98
97
95

High Clouds (% Sky Obscured)

3
5
8
12
15
19
14
10
10
8
5
2
6
21
24
22
24
25
25
25
20
47
73
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
7
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
None
None
None
None
None
None
None
None
None
Snow
None
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

2
4
0
5
8
10
8
7
5
14
21
27
25
21
11
21
40
35
37
42
40
63
82
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0.1
0.1
0.3
0.5
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
91
91
81
79
73
68
60
53
49
49
51
59
71
70
72
82
80
84
96
100
100
98

Pressure (mb)

1011
1012
1012
1013
1013
1014
1014
1014
1013
1013
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

376
372
368
364
359
353
349
348
348
348
346
345
344
344
343
342
339
341
338
338
335
332
330
329

Sunday 22

Waxing Crescent 19%

08:45

00:34

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
03 Bad
04 Bad

Sun - Rise: 07:15, Set: 19:33, Transit: 13:24. Moon - Rise: 08:45, Set: 00:34. Civil Dark: 20:01 - 06:46. Nautical Dark: 20:35 - 06:13. Astro Dark: 21:10 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
98
96
95
96
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
89
87
87
87
87
90
94
97
94
92
89
81
73
69
74
77
96
100
100
100
100
100
98

Medium Clouds (% Sky Obscured)

97
91
89
96
92
89
90
91
92
94
97
100
100
100
100
100
100
100
100
100
100
95
93
86

High Clouds (% Sky Obscured)

77
53
35
39
43
62
79
86
96
98
99
100
99
98
98
98
99
100
94
94
90
44
37
26

ISS Passover

Visibility (miles)

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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Frozen rai
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Snow
Snow
Snow
Snow

Precipitation Probability (%)

93
92
95
80
76
89
88
89
95
86
95
95
95
95
95
95
95
95
95
95
80
92
95
95

Precipitation Amount (mm)

0.7
0.6
0.7
0.4
0.4
0.6
0.5
0.4
1.6
0.3
0.6
1.1
0.7
1
0.6
1.1
0.9
0.7
0.6
0.5
0.2
0.5
0.6
0.8

Wind Speed/Direction (mph)

4
4
5
6
9
11
12
12
11
15
13
13
12
8
9
10
10
10
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
96
98
96
94
96
96
96
96
98
96
96
96
96
94
96
94
94
92
94
94
94
94

Pressure (mb)

1014
1014
1014
1015
1015
1015
1015
1015
1015
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

326
326
326
325
322
319
319
313
310
308
308
309
309
310
310
309
310
310
310
310
310
310
311
312

Monday 23

Waxing Crescent 29%

09:24

01:52

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
03 Bad
04 Bad

Sun - Rise: 07:13, Set: 19:34, Transit: 13:24. Moon - Rise: 09:24, Set: 01:52. Civil Dark: 20:03 - 06:45. Nautical Dark: 20:36 - 06:11. Astro Dark: 21:11 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
97
97
88
84
80
72
65
55
49

Low Clouds (% Sky Obscured)

94
94
94
95
96
96
97
99
100
100
100
100
97
97
98
79
58
38
36
34
33
46
55
49

Medium Clouds (% Sky Obscured)

82
78
74
53
32
17
26
28
36
43
51
55
75
75
75
70
70
70
47
24
2
13
25
35

High Clouds (% Sky Obscured)

36
42
40
41
27
4
2
1
0
33
65
98
94
40
30
15
15
5
5
5
5
0
2
0

ISS Passover

Visibility (miles)

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

Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
90
68
59
49
32
28
24
17
17
17
17
17
15
14
10
6
1
1
0
0
0
0
0

Precipitation Amount (mm)

0.8
0.5
0.1
0.1
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
9
9
9
10
10
9
9
9
8
8
8
8
8
8
8
8
8
7
7
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-6
-6
-6
-7
-7
-6
-7
-6
-6
-5
-4
-4
-4
-3
-2
-6
-6
-6
-6
-7
-7
-11
-11

Dew Point (°C)

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

Relative Humidity (%)

96
94
92
92
91
91
87
86
86
84
84
84
84
86
86
86
87
87
87
85
87
87
88
88

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1019
1020
1021
1022
1022
1023
1023
1024
1025
1025
1026

Ozone (du)

314
318
323
327
329
332
334
336
339
341
346
350
355
363
370
378
388
398
408
410
411
413
412
412

Tuesday 24

Waxing Crescent 40%

10:14

03:00

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

Sun - Rise: 07:11, Set: 19:35, Transit: 13:23. Moon - Rise: 10:14, Set: 03:00. Civil Dark: 20:04 - 06:43. Nautical Dark: 20:38 - 06:09. Astro Dark: 21:13 - 05:34

Total Clouds (% Sky Obscured)

50
54
64
61
59
40
38
36
34
33
30
31
29
28
28
43
60
78
86
90
93

Low Clouds (% Sky Obscured)

50
54
64
61
59
40
38
36
34
33
30
31
29
28
28
27
14
1
3
8
5

Medium Clouds (% Sky Obscured)

36
35
26
17
6
0
0
0
0
0
1
1
2
3
4
22
41
62
77
86
93

High Clouds (% Sky Obscured)

2
0
0
0
2
0
0
0
0
0
1
1
2
2
3
3
3
7
22
23
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
7

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-11
-11
-11
-10
-10
-9
-8
-2
-2
-1
-2
-1
-1
-6
-7
-7
-8
-9

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
88
85
84
82
82
81
81
81
80
78
83
89
92
94
92
92
92
90

Pressure (mb)

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

Ozone (du)

411
410
409
407
407
407
406
405
404
402
401
401
400
400
401
401
400
400
399
395
392

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

Generated: 18/03/26 05:27:40. Forecast: 18/03/26 to 24/03/26. Timezone: UTC-4.00