Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Gibbous 70%

13:36

03:34

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:49, Set: 19:45, Transit: 12:48. Moon - Rise: 13:36, Set: 03:34. Civil Dark: 20:16 - 05:18. Nautical Dark: 20:53 - 04:41. Astro Dark: 21:34 - 04:00

Total Clouds (% Sky Obscured)

82
88
75
100
100
100
100
100
100
100
100
100
100
100
100
96
100
100
97
90
62
90
100
91

Low Clouds (% Sky Obscured)

22
29
25
25
8
30
33
34
31
30
24
22
17
21
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

0
8
75
100
100
100
100
100
100
100
100
100
100
100
92
93
97
99
97
89
56
89
100
88

High Clouds (% Sky Obscured)

82
88
75
100
100
100
100
100
100
100
100
100
100
100
97
40
100
100
55
70
0
2
85
11

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
6
47
45
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
1
1
0
0
1
2
6
16
3
1
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
5
5
4
4
5
5
4
5
4
2
2
2
1
2
3
3
3
2
1
1
1
2
2

Chance of Frost

Temperature (°C)

1
3
6
9
10
11
12
12
12
11
11
10
8
7
7
6
6
6
5
5
3
3
2
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
65
58
55
50
50
49
51
52
54
64
71
75
77
79
86
90
93
94
96
96
96
96
89

Pressure (mb)

1019
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1017
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1021

Ozone (du)

362
359
357
355
354
353
353
353
355
355
356
357
359
360
362
363
361
363
366
369
370
371
371
373

Sunday 26

Waxing Gibbous 80%

14:46

03:55

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

Sun - Rise: 05:48, Set: 19:46, Transit: 12:48. Moon - Rise: 14:46, Set: 03:55. Civil Dark: 20:17 - 05:17. Nautical Dark: 20:54 - 04:39. Astro Dark: 21:35 - 03:58

Total Clouds (% Sky Obscured)

95
88
87
100
100
96
79
91
83
58
45
30
30
39
26
66
51
26
9
21
29
35
26
4

Low Clouds (% Sky Obscured)

0
0
0
2
20
48
49
61
49
47
43
30
30
26
7
30
33
12
4
8
15
17
12
3

Medium Clouds (% Sky Obscured)

95
88
85
100
100
88
37
42
29
19
12
1
1
16
9
1
0
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
29
60
60
55
45
30
30
28
5
1
1
1
5
35
26
5
3
6
1
2
3
1

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)

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

Chance of Frost

Temperature (°C)

6
9
11
13
14
15
16
16
16
16
15
14
12
9
7
6
6
5
4
3
2
2
2
4

Feels Like (°C)

4
8
10
12
12
13
14
14
14
13
14
14
11
9
6
6
4
3
3
3
2
2
1
4

Dew Point (°C)

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

Relative Humidity (%)

79
69
58
49
46
44
41
39
41
47
55
61
65
70
78
85
86
88
91
93
93
93
93
83

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1021
1022
1023
1023
1024
1024
1024
1024
1025
1025
1025
1026

Ozone (du)

373
373
373
374
373
374
375
375
375
377
379
378
377
375
373
373
375
377
378
380
379
379
378
378

Monday 27

Waxing Gibbous 88%

15:54

04:13

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

Sun - Rise: 05:46, Set: 19:47, Transit: 12:47. Moon - Rise: 15:54, Set: 04:13. Civil Dark: 20:18 - 05:15. Nautical Dark: 20:56 - 04:37. Astro Dark: 21:37 - 03:56

Total Clouds (% Sky Obscured)

10
8
4
6
21
36
40
70
81
67
61
52
7
5
4
4
4
4
1
4
4
4
4
3

Low Clouds (% Sky Obscured)

1
0
3
6
21
36
40
70
75
55
55
52
7
4
3
3
3
3
1
3
4
3
4
3

Medium Clouds (% Sky Obscured)

9
8
0
0
0
0
0
32
40
33
20
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

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)

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

Chance of Frost

Temperature (°C)

8
12
14
16
17
18
19
19
18
17
17
16
13
10
9
8
7
7
5
5
4
3
4
6

Feels Like (°C)

8
12
14
16
17
17
17
16
15
15
15
14
11
11
9
8
8
7
6
5
4
3
5
7

Dew Point (°C)

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

Relative Humidity (%)

70
61
54
48
45
43
44
47
60
61
60
69
74
84
88
90
93
94
94
94
94
96
94
85

Pressure (mb)

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

Ozone (du)

381
382
382
381
382
382
378
377
377
378
381
383
386
387
388
385
383
386
381
373
369
369
369
364

Tuesday 28

Waxing Gibbous 94%

17:00

04:32

08 Good
09 Good
10 OK
11 OK
12 OK
13 OK
14 OK
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

Sun - Rise: 05:45, Set: 19:49, Transit: 12:47. Moon - Rise: 17:00, Set: 04:32. Civil Dark: 20:19 - 05:14. Nautical Dark: 20:57 - 04:36. Astro Dark: 21:39 - 03:54

Total Clouds (% Sky Obscured)

10
13
22
22
23
25
41
59
72
77
79
100
100
100
90
89
86
90
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
0
0
1
2
4
0
0
0
0
0
0
0
0
0
1
2
3
14
25
93
91
87
83

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
1

High Clouds (% Sky Obscured)

9
13
22
22
23
25
41
59
72
77
79
100
100
100
90
89
86
90
97
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
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)

1
3
5
8
9
9
10
10
11
10
10
8
5
3
2
2
1
2
1
1
1
1
1
2

Chance of Frost

Temperature (°C)

9
11
14
16
17
18
18
18
17
16
14
11
9
7
6
4
4
3
3
3
3
4
4
5

Feels Like (°C)

9
12
13
15
15
15
16
15
14
13
10
9
5
5
3
3
3
2
2
1
1
1
3
3

Dew Point (°C)

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

Relative Humidity (%)

70
59
52
47
44
40
36
34
33
36
42
48
56
62
65
68
69
72
73
76
76
67
68
71

Pressure (mb)

1025
1024
1023
1022
1021
1020
1020
1020
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019

Ozone (du)

356
353
353
352
352
350
346
345
343
343
344
342
341
341
341
342
344
346
347
348
351
357
359
360

Wednesday 29

Waxing Gibbous 98%

18:06

04:52

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:43, Set: 19:50, Transit: 12:47. Moon - Rise: 18:06, Set: 04:52. Civil Dark: 20:21 - 05:12. Nautical Dark: 20:59 - 04:34. Astro Dark: 21:41 - 03:52

Total Clouds (% Sky Obscured)

97
94
92
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
88
90
94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

5
8
2
13
30
29
57
79
77
89
61
53
57
60
64
78
90
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

67
35
0
0
0
0
13
43
42
74
88
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
8
8
7
5
4
2
2
1

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
3
5
7
6
8
17
16
4
11
5
5
8
7
6
17
23
28
32
33
32
62
83
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
3
5
6
6
7
8
8
7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

72
74
77
78
74
72
75
77
81
85
87
88
91
91
93
93
96
96
98
98
98
98
96
98

Pressure (mb)

1019
1019
1019
1018
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1012
1012
1011
1010
1010
1009
1009

Ozone (du)

364
366
369
371
370
370
370
369
371
371
370
375
376
374
373
372
370
368
366
366
366
366
366
366

Thursday 30

Waxing Gibbous 100%

19:12

05:14

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
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:42, Set: 19:51, Transit: 12:47. Moon - Rise: 19:12, Set: 05:14. Civil Dark: 20:22 - 05:11. Nautical Dark: 21:00 - 04:32. Astro Dark: 21:42 - 03:50

Total Clouds (% Sky Obscured)

100
100
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)

100
100
100
100
100
100
96
93
89
86
84
81
82
83
83
83
83
84
82
82
82
84
86
90

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
100
100
99
98

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.9
1
1.1
1
1.1
1.3
1.7
2.1
2.2
1.9
1.7
1.5
1.5
1.5
1.7
1.3
0.9
1
1.2
1.2
1
0.9
0.9
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

5
5
5
5
5
5
5
6
6
6
6
6
6
5
5
5
5
5
5
5
5
4
5
5

Dew Point (°C)

6
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6
7
6

Relative Humidity (%)

98
98
96
96
96
96
96
96
98
98
98
98
100
98
98
100
100
98
98
98
98
98
98
96

Pressure (mb)

1009
1008
1008
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003

Ozone (du)

366
365
364
363
362
362
362
361
360
359
360
361
362
362
361
361
362
363
364
365
366
367
369
370

Friday 1

Full Moon 100%

20:18

05:41

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: 05:41, Set: 19:52, Transit: 12:47. Moon - Rise: 20:18, Set: 05:41. Civil Dark: 20:23 - 05:09. Nautical Dark: 21:02 - 04:31. Astro Dark: 21:44 - 03:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
95
98
97
97
99
100
100
100
100
100
100
99
99
99
100
100
100

Medium Clouds (% Sky Obscured)

96
98
100
80
60
40
38
54
53
57
52
37
37
31
30
38
49
71

High Clouds (% Sky Obscured)

100
100
100
99
95
93
96
86
80
65
65
80
95
100
100
100
95
90

ISS Passover

Visibility (miles)

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

Fog (%)

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
Very 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

Precipitation Probability (%)

95
95
95
95
92
77
87
92
93
92
94
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.9
0.8
0.7
0.6
0.5
0.3
0.4
0.5
0.5
0.5
0.5
0.6
0.7
0.8
0.6
0.8
1
1.3

Wind Speed/Direction (mph)

6
6
6
5
6
6
7
7
7
7
6
6
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
5
4
4
4
3
3
3
3
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
94
96
96
94
94
96
94
96
98
98
96
98
98
98
98

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007
1007
1007
1008

Ozone (du)

372
375
379
382
382
381
381
383
385
388
389
391
392
393
394
395
395
394

Forecast for Grafton, Windham, United States of America (43.17,-72.61)

Generated: 25/04/26 08:17:09. Forecast: 25/04/26 to 01/05/26. Timezone: UTC-4.00