Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 94%

17:06

04:44

05 Good
06 Good
07 OK
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: 06:01, Set: 19:50, Transit: 12:55. Moon - Rise: 17:06, Set: 04:44. Civil Dark: 20:19 - 05:32. Nautical Dark: 20:54 - 04:56. Astro Dark: 21:31 - 04:18

Total Clouds (% Sky Obscured)

14
14
25
73
100
100
84
89
100
100
100
100
100
100
100
97
88
91
89
91
92
87
79
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
63
64
50
55
60
81
68
86
88
90
89
82
73
16

Medium Clouds (% Sky Obscured)

0
2
25
18
61
100
83
86
77
41
93
96
89
48
45
40
42
35
33
46
34
15
15
6

High Clouds (% Sky Obscured)

5
7
25
53
100
99
36
73
100
100
100
100
57
0
0
2
3
0
0
0
8
45
49
45

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
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
6
50
28
47
11
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
7
11
13
15
16
19
20
20
19
16
14
13
12
12
11
11
11
11
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
67
64
54
47
42
38
33
30
29
33
43
50
53
56
55
57
58
56
55
56
55
56
56

Pressure (mb)

1022
1023
1023
1024
1024
1022
1022
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017

Ozone (du)

343
342
343
342
340
338
338
338
338
337
337
337
341
340
340
341
350
355
357
347
341
340
341
342

Wednesday 29

Waxing Gibbous 98%

18:09

05:06

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: 06:00, Set: 19:51, Transit: 12:55. Moon - Rise: 18:09, Set: 05:06. Civil Dark: 20:20 - 05:31. Nautical Dark: 20:55 - 04:54. Astro Dark: 21:33 - 04:16

Total Clouds (% Sky Obscured)

69
70
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)

12
12
20
22
18
24
65
47
34
44
59
64
81
67
89
76
90
83
96
100
100
96
91
91

Medium Clouds (% Sky Obscured)

7
3
4
3
18
57
54
100
92
100
100
93
87
100
100
100
100
99
100
96
97
94
77
84

High Clouds (% Sky Obscured)

45
44
100
100
100
100
100
100
96
100
100
100
100
100
100
100
57
55
6
43
45
100
96
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
4
6

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
2
6
6
33
67
89
93
93
62
31
40
53
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.2
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
8
9
11
13
15
16
17
17
18
17
16
14
13
12
12
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
4
5
5
5
5
5
5
5
5
5
5
6
7
8
9
10
10
11
11

Relative Humidity (%)

61
63
64
57
50
47
46
44
45
44
45
50
56
61
62
63
71
77
83
86
90
93
95
96

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1015
1014
1013
1013
1012
1011
1011
1011
1011
1011
1010
1009
1009
1008
1008
1007
1007

Ozone (du)

341
344
346
347
349
351
352
356
352
354
357
357
360
369
376
373
372
372
378
381
380
379
380
382

Thursday 30

Waxing Gibbous 100%

19:12

05:06

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

Sun - Rise: 05:59, Set: 19:52, Transit: 12:55. Moon - Rise: 19:12, Set: 05:06. Civil Dark: 20:21 - 05:30. Nautical Dark: 20:56 - 04:53. Astro Dark: 21:34 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
98
89
93
91
58
45
57
55
75
70
83
62
63
34
37
40
52
42
29
15
0

Low Clouds (% Sky Obscured)

89
85
93
92
87
85
78
45
42
30
45
53
42
31
23
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
7
11
17
55
75
78
3
0
21
1
14
21
38
25
28
23
27
25
32
25
18
9
0

High Clouds (% Sky Obscured)

100
100
57
79
43
35
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
0
0
8
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 (%)

46
33
19
6
5
2
1
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)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
13
13
15
16
17
18
18
17
17
16
14
12
11
10
9
9
8
8
7

Feels Like (°C)

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

Dew Point (°C)

11
11
12
12
11
11
9
8
7
6
4
3
3
3
1
1
1
1
2
2
1
1
-0
-2

Relative Humidity (%)

98
98
98
96
92
87
74
62
52
45
38
37
37
39
37
41
47
48
58
61
59
58
56
53

Pressure (mb)

1007
1007
1007
1008
1008
1008
1009
1009
1008
1008
1008
1008
1008
1008
1009
1010
1011
1011
1012
1012
1013
1013
1013
1014

Ozone (du)

382
378
378
377
376
378
378
378
381
383
380
382
386
390
390
389
388
385
384
383
382
384
387
387

Friday 1

Full Moon 100%

20:16

05:31

05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 OK
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: 05:58, Set: 19:53, Transit: 12:55. Moon - Rise: 20:16, Set: 05:31. Civil Dark: 20:22 - 05:28. Nautical Dark: 20:57 - 04:51. Astro Dark: 21:36 - 04:13

Total Clouds (% Sky Obscured)

0
0
0
2
3
6
29
48
95
90
85
75
85
90
81
84
82
100
97
94
91
94
97
100

Low Clouds (% Sky Obscured)

0
0
0
1
3
6
4
2
5
5
0
0
5
5
0
0
1
1
0
0
0
8
16
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
13
24
57
90
35
27
30
28
19
28
38
55
63
65
71
83
92
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
2
33
64
81
84
82
100
72
44
16
44
74
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 (%)

1
0
0
0
0
0
0
0
0
4
11
2
2
1
1
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)

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

Chance of Frost

Temperature (°C)

7
6
8
9
11
13
15
16
17
16
16
16
16
15
14
12
11
10
9
9
8
7
7
7

Feels Like (°C)

5
5
6
7
9
10
12
13
13
11
11
11
11
10
10
10
9
9
7
6
5
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

55
58
53
42
36
36
36
35
33
40
44
44
43
44
44
46
52
59
62
61
65
68
65
65

Pressure (mb)

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

Ozone (du)

388
388
387
386
386
382
381
380
378
383
377
382
378
366
362
363
361
358
355
352
349
346
343
341

Saturday 2

Waning Gibbous 98%

21:19

06:00

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 OK

Sun - Rise: 05:56, Set: 19:54, Transit: 12:55. Moon - Rise: 21:19, Set: 06:00. Civil Dark: 20:23 - 05:27. Nautical Dark: 20:59 - 04:50. Astro Dark: 21:37 - 04:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
99
91
82
75
58
44
31

Low Clouds (% Sky Obscured)

32
39
50
49
45
41
57
73
89
92
96
100
94
89
83
72
60
48
51
54
57
43
29
15

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
96
97
99
100
100
100
100
97
94
90
88
82
75
58
35
16

High Clouds (% Sky Obscured)

100
100
100
88
77
85
85
90
90
0
0
79
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
4
4
3
5
4
6
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

9
12
15
26
39
50
71
95
95
95
95
95
95
95
94
95
95
71
62
46
23
19
14
4

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.6
0.6
0.9
1.3
1.6
1.2
0.9
0.6
1.3
0.8
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
8
9
10
11
10
9
9
9
8
8
8
8
7
7
7
7
6
6
6
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
63
57
54
52
51
58
73
80
85
87
88
88
91
91
91
91
90
90
91
93
93
91

Pressure (mb)

1014
1014
1014
1015
1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

339
337
336
336
337
339
340
343
343
347
347
345
346
348
350
351
356
361
366
370
374
377
376
374

Sunday 3

Waning Gibbous 94%

22:19

06:34

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

Sun - Rise: 05:55, Set: 19:55, Transit: 12:55. Moon - Rise: 22:19, Set: 06:34. Civil Dark: 20:24 - 05:26. Nautical Dark: 21:00 - 04:49. Astro Dark: 21:39 - 04:09

Total Clouds (% Sky Obscured)

20
13
7
10
13
16
10
9
15
47
50
45
46
47
49
32
17
4
16
28
36
24
6
1

Low Clouds (% Sky Obscured)

10
5
0
0
0
0
2
4
5
7
9
26
23
3
0
0
2
4
2
1
0
0
1
1

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
3
7
9
23
40
46
32
16
0
15
28
36
14
3
0

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
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 (%)

3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
82
75
69
55
43
34
32
29
28
29
30
31
36
41
47
50
55
59
62
64
69
71
72

Pressure (mb)

1010
1010
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014

Ozone (du)

373
372
371
370
371
372
373
374
375
376
380
384
388
388
387
387
388
389
389
392
395
397
398
399

Monday 4

Waning Gibbous 89%

23:16

07:15

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

Sun - Rise: 05:54, Set: 19:56, Transit: 12:55. Moon - Rise: 23:16, Set: 07:15. Civil Dark: 20:25 - 05:25. Nautical Dark: 21:01 - 04:47. Astro Dark: 21:40 - 04:08

Total Clouds (% Sky Obscured)

1
1
0
3
6
9
30
49
68
69
70
73
61
44
19
46
64
71
67
65
64

Low Clouds (% Sky Obscured)

1
0
0
2
5
7
25
38
53
51
46
40
35
30
19
16
10
4
4
3
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
11
22
23
13
0
11
29
49
48
36
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
2
1
0
0
0
0
32
57
57
33
27
30

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

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
1
1
0
2
3
2
5
6
1
3
5
5
10
10
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)

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

Chance of Frost

Temperature (°C)

6
7
8
10
12
14
16
16
16
17
17
17
17
16
15
14
13
12
11
11
11

Feels Like (°C)

5
5
5
5
9
10
10
11
12
12
13
13
13
14
13
13
11
11
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

74
70
64
59
53
47
42
43
45
47
48
48
49
55
59
65
70
76
81
83
84

Pressure (mb)

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

Ozone (du)

399
399
398
398
399
400
401
403
404
405
404
402
400
400
401
401
402
402
402
403
404

Forecast for Batsto, Burlington, United States of America (39.64,-74.65)

Generated: 28/04/26 05:27:09. Forecast: 28/04/26 to 04/05/26. Timezone: UTC-4.00