Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 13%

09:02

00:21

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 Good
17 OK
18 OK
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: 05:33, Set: 20:30, Transit: 13:02. Moon - Rise: 09:02, Set: 00:21. Civil Dark: 21:05 - 04:58. Nautical Dark: 21:48 - 04:14. Astro Dark: 22:40 - 03:22

Total Clouds (% Sky Obscured)

94
93
96
82
65
21
11
2
3
25
87
100
100
100
93
98
98
100
100
100
100
96
98
90

Low Clouds (% Sky Obscured)

56
64
53
41
33
4
0
0
0
0
0
22
1
37
39
46
62
69
83
80
79
83
80
38

Medium Clouds (% Sky Obscured)

31
3
0
0
0
0
0
1
0
4
28
56
32
57
47
43
30
20
31
77
67
28
49
34

High Clouds (% Sky Obscured)

13
76
81
53
37
21
11
2
3
15
48
99
100
100
55
85
86
96
96
41
67
91
49
52

ISS Passover

Visibility (miles)

4
4
4
4
4
4
4
4
4
4
4
2
2
4
2
2
2
1
0
0
2
9
9
9

Fog (%)

0
0
0
2
14
24
5
0
27
5
7
0
1
0
0
0
0
0
21
42
59
6
0
0

Precipitation Type

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

Precipitation Probability (%)

20
0
0
3
1
0
1
0
1
7
41
50
55
52
64
71
74
70
14
15
11
9
5
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.9
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
8
8
14
14
14
13
12
11
10
8
9
10
9
9
10
10
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

19
20
22
23
22
22
23
23
22
20
19
17
18
18
18
18
17
17
17
16
17
16
15
14

Feels Like (°C)

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

Dew Point (°C)

17
18
19
20
17
18
18
18
18
18
17
16
16
17
17
17
17
17
17
16
16
13
11
9

Relative Humidity (%)

89
84
81
80
76
74
74
75
80
85
89
93
90
93
95
96
96
98
100
100
90
81
75
70

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1013
1014

Ozone (du)

315
316
316
319
316
315
313
313
314
313
312
309
309
309
310
309
309
310
309
309
311
309
310
313

Wednesday 20

Waxing Crescent 23%

09:02

01:01

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:32, Set: 20:32, Transit: 13:02. Moon - Rise: 09:02, Set: 01:01. Civil Dark: 21:06 - 04:57. Nautical Dark: 21:50 - 04:13. Astro Dark: 22:42 - 03:21

Total Clouds (% Sky Obscured)

60
77
75
45
95
83
99
93
52
53
73
36
46
58
84
100
95
100
100
100
35
50
67
78

Low Clouds (% Sky Obscured)

30
57
59
45
40
46
42
55
44
53
47
36
46
46
0
23
4
0
0
0
0
0
0
7

Medium Clouds (% Sky Obscured)

45
6
0
0
0
3
16
0
0
0
0
0
0
0
0
0
0
0
0
0
8
16
22
23

High Clouds (% Sky Obscured)

60
77
63
22
93
76
99
88
31
23
52
3
26
35
83
100
87
100
100
100
35
50
55
60

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)

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

Chance of Frost

Temperature (°C)

14
14
15
16
17
17
17
17
17
17
16
14
13
11
10
10
9
8
7
6
5
4
5
5

Feels Like (°C)

11
10
12
13
14
14
14
14
14
14
14
11
12
10
9
6
5
3
2
1
0
-1
0
1

Dew Point (°C)

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

Relative Humidity (%)

64
60
56
52
50
50
51
52
51
55
63
68
70
66
65
59
50
54
57
56
59
61
58
55

Pressure (mb)

1015
1015
1016
1017
1017
1017
1017
1017
1017
1018
1018
1019
1021
1022
1023
1024
1025
1025
1026
1027
1028
1028
1029
1030

Ozone (du)

313
316
317
318
321
323
323
322
322
324
328
327
326
327
329
329
330
332
334
333
334
333
331
331

Thursday 21

Waxing Crescent 33%

10:22

01:32

09 Bad
10 Bad
11 OK
12 Good
13 Bad
14 Good
15 OK
16 OK
17 OK
18 OK
19 OK
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

Sun - Rise: 05:31, Set: 20:33, Transit: 13:02. Moon - Rise: 10:22, Set: 01:32. Civil Dark: 21:07 - 04:56. Nautical Dark: 21:51 - 04:12. Astro Dark: 22:44 - 03:19

Total Clouds (% Sky Obscured)

85
88
33
18
52
16
42
40
44
25
22
2
0
0
3
0
1
16
25
40
21
54
77
91

Low Clouds (% Sky Obscured)

8
10
16
9
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
38
18
8
2
2
17
32
30
8
2
1
0
0
0
0
0
0
0
0
19
37
51
57

High Clouds (% Sky Obscured)

60
54
6
8
52
16
42
40
27
25
22
0
0
0
3
0
1
16
25
40
4
26
29
44

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)

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

Chance of Frost

Temperature (°C)

7
8
10
11
13
14
15
15
14
14
13
11
9
8
8
7
7
7
6
6
6
6
8
10

Feels Like (°C)

2
4
6
9
11
11
14
13
12
12
12
10
9
9
8
8
8
7
5
4
3
5
7
9

Dew Point (°C)

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

Relative Humidity (%)

50
45
42
40
39
38
38
39
41
46
57
61
66
68
70
71
74
75
74
75
75
76
71
62

Pressure (mb)

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

Ozone (du)

332
332
333
333
334
334
335
336
338
339
341
343
343
343
343
343
341
343
344
345
344
346
347
346

Friday 22

Waxing Crescent 45%

11:39

01:56

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: 05:30, Set: 20:34, Transit: 13:02. Moon - Rise: 11:39, Set: 01:56. Civil Dark: 21:08 - 04:55. Nautical Dark: 21:52 - 04:11. Astro Dark: 22:45 - 03:17

Total Clouds (% Sky Obscured)

92
92
93
95
97
97
99
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
4
24

Medium Clouds (% Sky Obscured)

57
58
59
65
90
84
87
92
88
84
72
82
78
52
50
55
55
55
50
47
76
92
99
100

High Clouds (% Sky Obscured)

44
31
26
27
31
51
76
98
99
99
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
18
27
35
49
53
62
72

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
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
54
50
48
46
44
42
43
46
53
59
57
55
60
63
67
72
76
81
81
81
80
80
77

Pressure (mb)

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

Ozone (du)

346
346
347
346
344
344
344
345
345
345
344
344
345
345
347
348
348
347
347
347
346
346
347
348

Saturday 23

First Quarter 56%

12:53

02:17

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: 05:29, Set: 20:35, Transit: 13:02. Moon - Rise: 12:53, Set: 02:17. Civil Dark: 21:09 - 04:55. Nautical Dark: 21:54 - 04:10. Astro Dark: 22:47 - 03:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
96
88
83
81
83
84
88
86
83
91
96
100
100

Low Clouds (% Sky Obscured)

45
65
64
59
57
69
79
90
85
80
75
79
78
78
81
83
84
88
86
83
91
96
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
92
82
72
49
28
11
18
32
46
55
60
63
65

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
74
91
85
77
70
66
64
72
71
63
56
87
81
91
83

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

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

Precipitation Probability (%)

83
95
95
95
95
91
76
56
56
54
54
79
55
16
14
10
4
5
5
3
12
16
17
16

Precipitation Amount (mm)

0.5
1
1.4
1.3
1.2
0.8
0.5
0.2
0.2
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
63
60
60
59
59
59
58
59
64
67
71
75
77
80
83
85
88
88
88
91
90
90
90

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

348
350
350
349
350
350
352
350
349
349
352
353
353
354
355
354
354
353
350
347
344
343
343
342

Sunday 24

Waxing Gibbous 66%

14:03

02:35

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: 05:28, Set: 20:36, Transit: 13:02. Moon - Rise: 14:03, Set: 02:35. Civil Dark: 21:10 - 04:54. Nautical Dark: 21:55 - 04:09. Astro Dark: 22:49 - 03:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
98
96
95
94
94
96
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
97
93
90
93
97
100
100
100
100
99
97
96
93
91
90
93
97
100
100
100
100
100

Medium Clouds (% Sky Obscured)

70
76
68
57
48
58
71
82
88
93
97
96
96
95
88
82
77
61
46
28
31
31
34
33

High Clouds (% Sky Obscured)

73
64
72
77
96
87
78
70
81
91
100
73
49
37
22
11
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

14
9
11
12
12
26
35
45
63
80
95
95
95
95
95
95
95
95
72
41
52
48
34
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.7
0.6
0.6
1
1.3
1.3
0.8
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
13
13
13
13
13
13
12
12
11
11
11
11
11
11
11
11
11
11
11
11
12

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11

Relative Humidity (%)

86
81
77
76
75
74
76
79
81
84
88
92
91
93
93
95
95
96
96
96
96
96
96
96

Pressure (mb)

1026
1026
1026
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1022
1022
1022

Ozone (du)

341
340
339
340
341
341
341
340
339
341
342
344
346
348
351
350
350
349
349
348
348
348
349
350

Monday 25

Waxing Gibbous 76%

15:10

02:53

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 Bad
00 Bad
01 Bad

Sun - Rise: 05:28, Set: 20:37, Transit: 13:03. Moon - Rise: 15:10, Set: 02:53. Civil Dark: 21:11 - 04:53. Nautical Dark: 21:56 - 04:08. Astro Dark: 22:51 - 03:13

Total Clouds (% Sky Obscured)

100
100
98
96
94
94
93
91
93
94
96
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
98
96
94
93
88
84
75
65
57
54
54
54
57
59
61

Medium Clouds (% Sky Obscured)

20
19
13
14
12
14
17
22
26
30
32
28
21
16
12
14
15

High Clouds (% Sky Obscured)

0
0
1
1
2
8
12
16
39
62
85
89
93
96
98
99
100

ISS Passover

Visibility (miles)

6
4
2
2
3
4
4
4
4
6
7
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

34
27
19
14
12
14
12
5
10
9
8
5
3
0
2
3
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
9
9
15
15
15
15
16
16
13
13
13
13
12

Dew Point (°C)

12
12
12
13
13
13
13
13
13
13
13
12
12
12
12
11
11

Relative Humidity (%)

96
96
95
90
86
81
81
79
79
83
86
89
90
92
93
93
93

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

349
347
346
345
344
343
342
341
340
339
338
337
337
337
338
338
338

Forecast for Kingston, Canada (44.23,-76.49)

Generated: 19/05/26 09:28:07. Forecast: 19/05/26 to 25/05/26. Timezone: UTC-4.00