Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 71%

14:59

03:38

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:04, Set: 19:47, Transit: 12:56. Moon - Rise: 14:59, Set: 03:38. Civil Dark: 20:15 - 05:35. Nautical Dark: 20:50 - 05:00. Astro Dark: 21:27 - 04:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
97
97
93

Low Clouds (% Sky Obscured)

100
100
100
100
96
99
100
100
100
100
100
100
100
100
100
100
100
98
99
100
99
94
93
89

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
33
25
21
18
25
39
30
21
14

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
95
100
100
100
100
100
45
10
2
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

73
44
38
95
95
95
95
95
95
95
95
95
83
60
37
11
4
3
5
2
8
1
0
0

Precipitation Amount (mm)

0.9
0.4
2.1
2.3
0.7
1.1
1.6
1.8
0.5
0.6
0.6
0.8
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
3
5
6
6
6
6
6
5
6
6
5
5
5
5
5
5
5
5
5
5
6
5

Relative Humidity (%)

65
70
76
88
88
88
88
90
91
91
93
93
91
93
93
93
91
91
88
87
84
82
77
69

Pressure (mb)

1015
1015
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

357
356
354
354
354
354
354
355
356
356
358
359
362
364
362
364
369
370
375
382
386
388
388
387

Sunday 26

Waxing Gibbous 80%

16:03

04:01

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

Sun - Rise: 06:03, Set: 19:48, Transit: 12:56. Moon - Rise: 16:03, Set: 04:01. Civil Dark: 20:16 - 05:34. Nautical Dark: 20:51 - 04:59. Astro Dark: 21:29 - 04:21

Total Clouds (% Sky Obscured)

73
44
8
3
2
0
0
2
4
4
0
0
0
0
3
0
0
0
0
5
2
5
8
2

Low Clouds (% Sky Obscured)

67
38
8
2
2
0
0
0
0
2
0
0
0
0
1
0
0
0
0
5
1
5
8
1

Medium Clouds (% Sky Obscured)

18
1
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
0
0
0
0
0
0
2
3
3
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 (%)

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)

12
12
11
9
7
5
5
5
5
5
6
6
5
6
6
6
9
10
10
10
11
10
10
10

Chance of Frost

Temperature (°C)

11
12
11
10
8
7
6
6
5
5
5
5
4
4
4
5
8
11
13
15
16
17
18
18

Feels Like (°C)

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

Dew Point (°C)

5
4
3
4
5
5
5
5
5
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

67
61
57
66
77
85
91
94
96
94
94
96
94
96
94
86
69
56
48
43
41
38
37
37

Pressure (mb)

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

Ozone (du)

388
387
386
384
382
379
379
380
380
381
380
379
377
375
375
376
376
377
375
376
378
378
375
372

Monday 27

Waxing Gibbous 88%

16:03

04:22

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

Sun - Rise: 06:01, Set: 19:49, Transit: 12:55. Moon - Rise: 16:03, Set: 04:22. Civil Dark: 20:18 - 05:32. Nautical Dark: 20:53 - 04:57. Astro Dark: 21:30 - 04:20

Total Clouds (% Sky Obscured)

3
3
2
0
2
2
5
1
0
5
16
63
0
59
6
0
21
60
100
100
100
100
79
58

Low Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
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
6
11

High Clouds (% Sky Obscured)

0
0
2
0
2
2
5
1
0
4
14
55
0
52
6
0
21
58
100
100
100
100
67
33

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
1
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
10
9
9
7
5
4
4
4
3
3
4
4
4
4
4
7
7
6
5
7
5
4
6

Chance of Frost

Temperature (°C)

18
17
16
14
11
10
9
8
8
7
7
7
6
6
6
7
10
13
15
16
17
18
19
18

Feels Like (°C)

16
15
14
12
10
9
8
8
7
7
7
6
6
6
5
7
8
9
11
13
14
15
17
15

Dew Point (°C)

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

Relative Humidity (%)

38
38
42
51
60
66
69
73
77
78
78
79
81
82
85
81
62
44
34
29
26
22
21
21

Pressure (mb)

1023
1023
1024
1024
1024
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1021
1021
1020
1020

Ozone (du)

371
369
368
368
369
368
364
361
363
360
356
354
350
347
345
341
342
341
342
342
342
341
342
341

Tuesday 28

Waxing Gibbous 94%

17:06

04:44

16 OK
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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:00, Set: 19:50, Transit: 12:55. Moon - Rise: 17:06, Set: 04:44. Civil Dark: 20:19 - 05:31. Nautical Dark: 20:54 - 04:56. Astro Dark: 21:31 - 04:18

Total Clouds (% Sky Obscured)

41
58
79
100
97
95
93
94
97
96
60
67
66
70
86
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
4
5
15
12
10
30
53
80
60
67
66
70
83
81
83
81
89
84
82
83
86
87

Medium Clouds (% Sky Obscured)

41
23
79
83
90
94
37
27
30
29
30
28
20
24
30
27
33
40
52
56
55
58
81
89

High Clouds (% Sky Obscured)

0
33
67
100
67
37
0
19
37
49
31
21
7
25
45
65
76
88
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
7
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7

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

Precipitation Probability (%)

0
3
18
19
54
49
37
30
20
0
0
0
0
0
0
0
0
1
1
0
0
0
8
19

Precipitation Amount (mm)

0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
11
12
9
9
9
8
8
8
8
7
9
8
8
8
8
9
9
11
12
13
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

23
30
32
50
57
69
78
76
72
73
74
79
84
88
93
93
88
80
70
69
58
55
57
67

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1019
1019
1018
1017
1017
1017
1016
1016
1017
1017
1016
1016
1015
1014
1013
1012
1011

Ozone (du)

340
341
342
338
338
338
341
348
349
350
351
350
349
350
345
347
346
347
346
346
346
346
346
345

Wednesday 29

Waxing Gibbous 98%

18:09

05:06

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:59, Set: 19:51, Transit: 12:55. Moon - Rise: 18:09, Set: 05:06. Civil Dark: 20:20 - 05:30. Nautical Dark: 20:55 - 04:54. Astro Dark: 21:33 - 04:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
92
91
90
87
91
94

Low Clouds (% Sky Obscured)

90
93
97
100
99
98
98
98
99
100
100
100
100
100
100
100
81
62
43
45
46
48
49
49

Medium Clouds (% Sky Obscured)

97
98
99
100
100
100
100
100
100
100
95
90
83
53
45
50
45
34
30
22
11
0
18
15

High Clouds (% Sky Obscured)

100
100
100
100
91
83
89
88
91
90
90
85
70
83
2
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
5
7
1
1
0
0
0
1
1
0
7
2
1
7
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
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
46
68
95
95
95
95
95
95
95
95
95
95
66
57
40
38
27
18
19
21
22
21
20

Precipitation Amount (mm)

0
0
0.2
0.6
2.2
3.6
5.1
2.7
2
1.3
2.7
1.7
0.6
0.2
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
11
10
10
10
10
10
10
11
11
11
11
10
10
10
10
10
10
11
11
11
10

Relative Humidity (%)

76
86
93
96
96
96
96
96
98
98
98
98
98
98
98
98
96
95
95
93
92
90
90
87

Pressure (mb)

1011
1010
1009
1009
1008
1007
1007
1006
1005
1004
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

346
344
348
348
352
352
354
360
365
368
374
373
378
382
383
388
384
386
388
390
390
389
388
388

Thursday 30

Waxing Gibbous 100%

19:12

05:31

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

Sun - Rise: 05:58, Set: 19:52, Transit: 12:55. Moon - Rise: 19:12, Set: 05:31. Civil Dark: 20:21 - 05:28. Nautical Dark: 20:56 - 04:53. Astro Dark: 21:34 - 04:14

Total Clouds (% Sky Obscured)

98
96
94
94
95
91
88
93
93
83
36
28
5
5
5
5
0
3
5
7
9
20
38
78

Low Clouds (% Sky Obscured)

50
38
26
13
15
16
18
16
23
26
22
19
5
5
5
0
0
3
5
7
9
20
38
44

Medium Clouds (% Sky Obscured)

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

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 (%)

17
18
17
14
12
8
0
1
0
0
2
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
80
76
72
72
70
69
68
64
63
63
64
63
61
60
56
53
48
45
45
44
42
43

Pressure (mb)

1005
1005
1006
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009

Ozone (du)

388
388
388
389
389
391
392
393
393
393
393
393
392
391
391
391
391
390
388
387
387
387
386
387

Friday 1

Full Moon 100%

20:16

06:00

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

Sun - Rise: 05:56, Set: 19:53, Transit: 12:55. Moon - Rise: 20:16, Set: 06:00. Civil Dark: 20:22 - 05:27. Nautical Dark: 20:57 - 04:51. Astro Dark: 21:36 - 04:13

Total Clouds (% Sky Obscured)

93
73
50
26
16
8
5
0
3
1
4
8
12
17
25
35
31
18
8
8
4
4

Low Clouds (% Sky Obscured)

55
50
43
23
16
8
5
0
3
1
4
8
12
17
25
30
29
18
8
8
4
0

Medium Clouds (% Sky Obscured)

7
3
3
3
4
4
5
0
3
0
0
0
0
1
3
4
12
13
8
3
3
4

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

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

Fog (%)

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

Precipitation Probability (%)

0
7
11
14
27
40
53
56
50
35
22
7
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
13
12
11
10
10
10
11
12
12
12
11
11
11
11
11
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
9
9
6
6
6
6
6
6
3
4
3
3
3
2
5
5
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

44
45
47
49
51
51
51
51
52
52
53
54
56
57
56
54
52
47
42
38
34
32

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1013
1013
1013
1013
1012
1012

Ozone (du)

387
387
391
394
398
396
393
391
388
384
381
379
377
375
371
367
363
372
382
391
391
391

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

Generated: 25/04/26 16:52:53. Forecast: 25/04/26 to 01/05/26. Timezone: UTC-4.00