Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 2%

06:56

17:53

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 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 07:10, Set: 19:15, Transit: 13:14. Moon - Rise: 06:56, Set: 17:53. Civil Dark: 19:44 - 06:42. Nautical Dark: 20:17 - 06:08. Astro Dark: 20:52 - 05:33

Total Clouds (% Sky Obscured)

58
61
70
66
83
82
81
42
64
86
83
59
57
57
0
0
5
10
1
1
1
5
10
7

Low Clouds (% Sky Obscured)

58
61
70
66
68
65
63
39
34
63
67
59
57
57
0
0
5
10
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
18
29
27
0
41
52
35
1
2
0
0
0
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
5
10
7

ISS Passover

Visibility (miles)

8
9
9
4
4
4
4
2
4
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
34
41
39
41

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 (%)

6
5
4
15
19
4
15
15
16
6
2
2
2
2
2
1
1
1
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)

21
20
18
16
19
18
17
16
15
14
13
12
11
11
10
9
8
8
6
5
4
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-17
-17
-18
-18
-17
-16
-15
-14
-14
-14
-14
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-13

Dew Point (°C)

-13
-13
-14
-14
-14
-13
-12
-12
-11
-11
-12
-12
-13
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

75
72
71
71
71
71
74
74
76
74
75
75
75
75
75
77
76
78
80
81
83
83
83
80

Pressure (mb)

1005
1007
1008
1010
1011
1012
1012
1013
1014
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1026
1027
1027

Ozone (du)

467
471
472
477
475
476
481
484
486
484
484
488
498
495
484
475
465
455
448
444
443
441
436
430

Wednesday 18

New Moon 0%

07:16

19:07

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:09, Set: 19:16, Transit: 13:13. Moon - Rise: 07:16, Set: 19:07. Civil Dark: 19:45 - 06:40. Nautical Dark: 20:19 - 06:06. Astro Dark: 20:53 - 05:31

Total Clouds (% Sky Obscured)

86
99
74
79
83
94
92
88
95
97
96
97
98
100
100
100
100
100
98
97
98
96
96
96

Low Clouds (% Sky Obscured)

26
61
65
70
70
80
48
40
63
65
68
66
76
68
71
40
72
74
78
77
78
90
85
86

Medium Clouds (% Sky Obscured)

58
86
35
40
44
38
67
72
86
92
87
87
93
100
100
100
96
100
92
91
89
74
65
39

High Clouds (% Sky Obscured)

47
75
70
7
4
14
18
1
0
0
0
0
39
99
47
58
76
50
40
2
9
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
9
9
9
2
9
6
9
2
1
0
0
0
0
0
0

Fog (%)

48
55
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
Snow
None
None
None
Snow
Snow
Snow

Precipitation Probability (%)

0
0
1
2
3
2
6
1
0
0
0
14
18
6
2
3
18
38
37
35
37
46
54
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0.2
0.2
0.3

Wind Speed/Direction (mph)

2
4
5
7
8
9
10
10
9
7
6
7
8
7
7
7
10
12
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

-10
-8
-7
-6
-6
-4
-4
-3
-3
-3
-4
-4
-3
-3
-4
-3
-2
-1
-2
-2
-1
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-12
-11
-10
-9
-8
-8
-8
-6
-6
-6
-4
-5
-5
-4
-4
-3
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

74
68
67
67
70
70
70
69
71
78
84
86
92
87
89
92
87
91
96
96
94
94
96
96

Pressure (mb)

1028
1029
1029
1029
1029
1028
1027
1026
1026
1025
1025
1025
1025
1024
1023
1023
1022
1022
1021
1020
1020
1019
1019
1019

Ozone (du)

418
414
411
411
406
401
399
399
397
392
392
393
394
393
395
394
396
398
399
402
405
407
407
407

Thursday 19

Waxing Crescent 1%

07:37

20:23

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:07, Set: 19:17, Transit: 13:13. Moon - Rise: 07:37, Set: 20:23. Civil Dark: 19:46 - 06:38. Nautical Dark: 20:20 - 06:04. Astro Dark: 20:55 - 05:29

Total Clouds (% Sky Obscured)

96
92
97
92
88
79
87
95
81
83
80
85
86
96
97
98
87
95
87
87
87
88
87
82

Low Clouds (% Sky Obscured)

83
88
93
83
85
74
82
93
74
77
70
77
62
62
15
0
0
0
4
0
0
16
26
45

Medium Clouds (% Sky Obscured)

30
21
34
10
1
12
54
55
50
45
45
35
18
50
64
58
65
76
80
80
85
85
80
75

High Clouds (% Sky Obscured)

0
2
38
3
55
52
60
60
60
60
60
70
75
0
0
0
0
0
2
55
57
2
15
9

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
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
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
40
47
39
38
35
34
32
32
37
32
27
24
10
6
5
0
0
0
0
0
0
2
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
13
13
13
12
12
11
11
9
7
6
5
5
5
5
6
5
4
5
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
100
100
100
100
100
100
100
100
100
100
100
100
98
94
96
92
92
91
92
92
92

Pressure (mb)

1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020

Ozone (du)

406
404
402
401
399
399
398
398
399
399
397
398
400
406
408
408
408
407
406
401
398
396
395
396

Friday 20

Waxing Crescent 4%

08:01

21:41

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
06 Bad
07 OK
08 OK

Sun - Rise: 07:05, Set: 19:19, Transit: 13:13. Moon - Rise: 08:01, Set: 21:41. Civil Dark: 19:47 - 06:36. Nautical Dark: 20:21 - 06:02. Astro Dark: 20:56 - 05:27

Total Clouds (% Sky Obscured)

79
99
100
100
100
98
96
93
82
72
67
56
54
54
62
79
84
80
75
77
71
50
24
38

Low Clouds (% Sky Obscured)

61
79
75
71
67
75
80
84
75
65
55
51
46
41
29
17
5
10
13
15
15
13
3
4

Medium Clouds (% Sky Obscured)

68
68
98
99
100
86
72
58
50
38
30
15
15
20
40
57
73
75
38
62
71
23
18
31

High Clouds (% Sky Obscured)

6
55
63
78
89
71
56
25
15
10
10
5
10
15
16
22
27
12
1
0
4
7
11
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
2
9
9
9
9
9
9
3
5
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
Snow
None
None
None
None
None
None

Precipitation Probability (%)

18
20
23
23
22
20
18
17
14
28
25
27
11
0
0
0
3
34
12
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
91
91
87
84
83
81
80
83
86
91
91
91
92
92
92
91
96
94
91
92
92
91

Pressure (mb)

1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

399
398
399
398
397
396
395
397
401
403
400
400
398
399
400
400
401
401
402
403
402
404
408
403

Saturday 21

Waxing Crescent 10%

08:31

23:02

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:03, Set: 19:20, Transit: 13:12. Moon - Rise: 08:31, Set: 23:02. Civil Dark: 19:49 - 06:34. Nautical Dark: 20:23 - 06:00. Astro Dark: 20:58 - 05:25

Total Clouds (% Sky Obscured)

57
82
84
88
80
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
18
43
70
80
88
100
100
92
80
73
81
93
100
96
98
96
97
96
95
97
98
100
95

Medium Clouds (% Sky Obscured)

39
45
40
40
40
50
100
99
98
97
96
97
98
99
100
100
100
100
99
98
99
99
100
99

High Clouds (% Sky Obscured)

57
82
71
73
59
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
75
37
5
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
Sleet
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Snow

Precipitation Probability (%)

0
0
1
5
8
47
67
90
91
75
47
62
83
95
76
64
81
95
95
95
95
87
68
74

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.6
0.8
0.5
0
0.3
0.8
1.5
0.6
0.3
0.4
0.8
0.9
1.1
0.8
0.6
0.3
0.4

Wind Speed/Direction (mph)

6
6
7
6
6
6
9
11
15
15
15
15
13
12
11
9
10
12
11
11
12
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
84
80
76
73
73
75
82
83
84
86
88
89
94
96
96
96
96
94
94
96
96
96

Pressure (mb)

1018
1018
1017
1016
1015
1013
1012
1010
1008
1008
1006
1006
1005
1005
1004
1004
1004
1004
1007
1006
1004
1004
1003
1003

Ozone (du)

397
392
386
383
382
380
379
377
376
374
374
371
364
358
354
348
344
341
338
334
331
330
330
329

Sunday 22

Waxing Crescent 18%

No Rise

00:24

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:01, Set: 19:21, Transit: 13:12. Moon - Rise: No Rise, Set: 00:24. Civil Dark: 19:50 - 06:32. Nautical Dark: 20:24 - 05:58. Astro Dark: 20:59 - 05:23

Total Clouds (% Sky Obscured)

99
99
95
90
87
92
96
100
100
100
100
100
100
100
100
100
100
78
55
37
51
56
60
69

Low Clouds (% Sky Obscured)

90
85
79
73
67
62
57
52
45
40
36
24
12
5
8
11
14
11
8
10
10
10
15
18

Medium Clouds (% Sky Obscured)

99
98
93
84
75
82
89
93
96
99
100
85
69
53
36
18
1
3
4
4
11
21
32
43

High Clouds (% Sky Obscured)

0
0
0
0
0
33
67
100
100
100
100
100
100
100
100
100
100
65
25
2
0
0
0
0

ISS Passover

Visibility (miles)

8
6
4
4
4
4
3
2
1
3
6
8
8
9
9
7
4
2
4
7
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
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

74
68
49
33
13
40
55
65
95
95
95
75
65
57
54
48
38
38
32
18
18
10
3
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-1
-1
-1
-1
3
3
3
4
3
4
0
-1
-3
-3
-3
-3
-8
-8
-9
-9
-10
-9

Dew Point (°C)

2
2
2
3
4
5
5
6
6
5
3
2
1
1
0
-1
-2
-3
-5
-6
-8
-9
-10
-10

Relative Humidity (%)

96
98
98
96
94
94
94
96
98
96
94
93
91
89
86
86
86
84
81
76
72
69
68
66

Pressure (mb)

1003
1003
1003
1003
1002
1002
1003
1003
1003
1004
1005
1005
1006
1007
1008
1010
1011
1013
1014
1015
1016
1018
1019
1020

Ozone (du)

328
327
326
325
325
324
323
323
322
321
320
318
319
320
321
328
335
342
348
353
358
361
365
368

Monday 23

Waxing Crescent 29%

09:09

01:42

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

Sun - Rise: 06:59, Set: 19:22, Transit: 13:12. Moon - Rise: 09:09, Set: 01:42. Civil Dark: 19:51 - 06:30. Nautical Dark: 20:25 - 05:56. Astro Dark: 21:00 - 05:21

Total Clouds (% Sky Obscured)

77
81
64
56
51
47
55
63
45
25
1
15
27
35
24
16
7
15
23
30
42
59
73

Low Clouds (% Sky Obscured)

14
4
15
33
41
42
44
53
36
19
1
3
2
2
2
3
4
4
4
4
3
3
3

Medium Clouds (% Sky Obscured)

56
61
58
49
43
37
34
33
24
14
0
0
0
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
8
2
0
0
0
0
0
0
0
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

Fog (%)

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

Precipitation Probability (%)

1
0
0
0
0
0
1
1
4
5
4
6
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-11
-11
-11
-11
-11
-7
-7
-8
-7
-7
-7
-8
-8
-8
-9
-8
-8
-8
-8
-7
-7
-7

Dew Point (°C)

-11
-11
-12
-13
-13
-13
-12
-12
-12
-11
-11
-10
-11
-11
-11
-11
-11
-12
-11
-11
-12
-11
-12

Relative Humidity (%)

60
57
51
47
45
42
43
43
44
48
53
59
59
60
62
62
62
62
63
63
63
63
62

Pressure (mb)

1021
1023
1024
1024
1025
1025
1026
1026
1027
1028
1029
1030
1031
1032
1033
1033
1034
1034
1035
1035
1035
1035
1036

Ozone (du)

373
377
382
385
387
390
392
394
397
399
402
405
405
404
403
402
401
400
398
396
393
393
392

Forecast for Kingston, Canada (44.23,-76.49)

Generated: 17/03/26 09:59:54. Forecast: 17/03/26 to 23/03/26. Timezone: UTC-4.00