Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 88%

16:03

04:01

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

Sun - Rise: 06:03, Set: 19:49, Transit: 12:56. Moon - Rise: 16:03, Set: 04:01. Civil Dark: 20:18 - 05:34. Nautical Dark: 20:53 - 04:59. Astro Dark: 21:30 - 04:21

Total Clouds (% Sky Obscured)

18
25
9
0
0
0
0
0
0
0
2
0
0
0
0
1
3
50
68
99
35
8
9
65

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
50
68
99
29
5
9
54

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)

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

Chance of Frost

Temperature (°C)

5
5
5
5
4
5
9
12
14
16
17
18
19
19
19
18
17
15
12
10
9
8
8
8

Feels Like (°C)

4
5
4
4
4
5
8
11
12
15
16
17
18
17
17
16
14
12
11
9
7
6
8
8

Dew Point (°C)

3
3
3
3
2
3
3
3
3
2
2
2
2
1
2
2
2
3
3
3
2
2
2
3

Relative Humidity (%)

86
85
86
86
88
83
67
55
45
39
35
32
31
30
31
34
37
45
54
60
61
65
68
70

Pressure (mb)

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

Ozone (du)

381
381
380
377
375
375
376
378
378
378
375
373
370
369
365
361
360
359
359
357
354
354
352
350

Tuesday 28

Waxing Gibbous 94%

17:06

04:22

02 Bad
03 OK
04 Good
05 Good
06 Good
07 OK
08 Good
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: 06:01, Set: 19:50, Transit: 12:55. Moon - Rise: 17:06, Set: 04:22. Civil Dark: 20:19 - 05:32. Nautical Dark: 20:54 - 04:57. Astro Dark: 21:31 - 04:20

Total Clouds (% Sky Obscured)

55
40
7
4
4
40
16
64
96
100
100
100
100
100
100
100
100
100
100
100
99
100
85
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
20
25
62
79
84
94
73
64

Medium Clouds (% Sky Obscured)

55
31
3
0
0
0
0
0
28
43
86
100
100
99
99
84
100
79
41
45
44
50
43
37

High Clouds (% Sky Obscured)

45
40
5
4
4
40
16
58
96
100
100
100
100
100
100
100
0
0
0
0
0
2
13
40

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
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
9
47
16
3
0
0
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
1
3
3
3
3
4
4
5
5
5
5
7
8
8
8
7
7
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

7
7
6
6
6
7
10
13
15
17
17
17
18
18
17
15
15
13
11
11
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
3
3
3
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
2

Relative Humidity (%)

70
69
72
78
79
75
63
49
42
38
35
35
34
34
36
43
41
47
51
54
55
55
56
61

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

347
346
342
344
344
343
340
341
339
341
339
339
338
334
333
334
335
334
335
341
353
351
342
343

Wednesday 29

Waxing Gibbous 98%

18:09

04:44

02 Bad
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

Sun - Rise: 06:00, Set: 19:51, Transit: 12:55. Moon - Rise: 18:09, Set: 04:44. Civil Dark: 20:20 - 05:31. Nautical Dark: 20:55 - 04:56. Astro Dark: 21:33 - 04:18

Total Clouds (% Sky Obscured)

92
91
89
77
78
82
100
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
38
45
27
45
62
61
41
37
34
29
5
52
61
72
88
93
93
94
94
95
97
98
100

Medium Clouds (% Sky Obscured)

34
35
34
26
20
15
16
8
39
89
93
91
91
100
96
100
100
100
100
100
100
100
62
68

High Clouds (% Sky Obscured)

50
18
37
39
34
31
100
93
95
100
100
100
100
100
100
100
100
100
94
88
82
88
94
100

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
16
34
85
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
0.8
3.1
1.8
2.2
1.4
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
9
9
10
11
13
15
16
17
17
18
18
16
14
13
11
10
10
10
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
60
60
61
62
62
57
52
47
47
45
46
43
42
45
49
53
76
90
91
95
96
96
96

Pressure (mb)

1019
1018
1018
1017
1017
1017
1017
1016
1016
1015
1014
1013
1012
1012
1010
1010
1009
1009
1008
1008
1008
1007
1006
1005

Ozone (du)

342
340
338
338
337
337
337
337
337
338
338
338
339
343
346
349
354
360
363
367
374
376
380
382

Thursday 30

Waxing Gibbous 100%

19:12

05:06

02 Bad
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 OK
22 OK
23 OK
00 Good
01 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 - 04:54. Astro Dark: 21:34 - 04:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
96
99
99
92
84
77
68
59
53
65
55
68
58
46
38
28
17
4

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
96
98
96
84
72
62
58
53
47
34
22
15
9
5
0
0
0
0

Medium Clouds (% Sky Obscured)

100
30
30
28
31
29
32
35
30
27
21
12
9
5
0
16
34
59
58
46
38
28
17
4

High Clouds (% Sky Obscured)

67
32
1
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)

1
1
0
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
69
55
39
22
18
18
9
6
5
4
3
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.1
0.8
0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
10
10
10
9
10
9
8
7
7
8
7
7
7
6
5
5
4
2
1
1
0

Relative Humidity (%)

100
98
98
96
96
95
91
88
81
70
63
63
65
62
58
57
55
54
58
57
53
53
54
54

Pressure (mb)

1004
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1009
1010
1010
1011
1011
1011

Ozone (du)

383
386
380
376
376
381
383
382
383
382
380
380
381
384
385
385
385
383
382
382
384
386
385
385

Friday 1

Full Moon 100%

20:16

05:31

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

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 - 04:53. Astro Dark: 21:36 - 04:14

Total Clouds (% Sky Obscured)

2
1
0
0
0
0
2
3
3
4
9
89
70
56
40
49
53
56
54
54
55
39
23
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
3
4
9
31
29
27
25
26
27
27
18
8
0
0
0
0

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
2
25
70
56
38
40
42
45
30
16
2
1
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
14
16
13
9
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
9
9
8
8
9
10
11
11
11
12
13
13
14
14
14
12
10
9
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
51
54
56
59
61
54
48
41
36
30
30
30
30
31
31
37
45
55
58
63
68
64
61

Pressure (mb)

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

Ozone (du)

388
393
393
391
390
391
392
393
395
394
389
390
388
389
389
389
394
400
406
406
406
406
406
406

Saturday 2

Waning Gibbous 98%

21:19

06:00

02 Good
03 Good
04 Good
05 OK
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 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 - 04:51. Astro Dark: 21:37 - 04:13

Total Clouds (% Sky Obscured)

2
1
0
32
66
99
93
87
68
75
78
80
86
84
90
91
84
76
69
66
64
55
47
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
19
33
53
58
58
60
61
59
60
41
23
5

Medium Clouds (% Sky Obscured)

0
0
0
23
50
80
79
87
68
66
42
58
42
22
5
8
7
5
6
7
8
4
5
6

High Clouds (% Sky Obscured)

0
0
0
23
45
68
45
23
0
0
0
0
22
50
90
91
84
65
40
31
31
29
26
20

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
1
1
4
4
3
5
4
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
60
62
65
59
56
51
42
35
28
27
26
25
25
25
26
27
29
32
35
39
42
45
49

Pressure (mb)

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

Ozone (du)

406
406
406
406
407
408
409
407
405
403
409
416
422
422
422
423
420
416
413
410
406
402
402
401

Sunday 3

Waning Gibbous 98%

22:19

06:34

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 - 04:50. Astro Dark: 21:39 - 04:11

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

Generated: 27/04/26 02:42:34. Forecast: 27/04/26 to 03/05/26. Timezone: UTC-4.00