Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Full Moon 100%

16:51

08:08

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

Sun - Rise: 07:04, Set: 16:24, Transit: 11:44. Moon - Rise: 16:51, Set: 08:08. Civil Dark: 16:55 - 06:33. Nautical Dark: 17:29 - 05:59. Astro Dark: 18:03 - 05:25

Total Clouds (% Sky Obscured)

17
17
9
14
1
2
2
0
1
30
13
0
0
0
0
1
1
71
89
100
68
49
100
100

Low Clouds (% Sky Obscured)

17
2
1
14
0
0
0
0
0
0
0
0
0
0
0
0
0
35
44
42
46
39
67
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
2
0
0
16
13
0
0
0
0
0
0
20
20
25
25
25
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
0
0
15
5
0
0
0
0
0
0
40
83
100
12
5
55
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
2
5

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)

14
13
14
10
10
10
9
8
6
5
3
4
2
1
3
6
5
6
5
5
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-10
-12
-11
-13
-13
-13
-12
-11
-11
-13
-12
-9
-8
-6
-6
-6
-5
-5
-6
-6
-5
-4
-6

Dew Point (°C)

-14
-15
-16
-15
-18
-21
-24
-25
-25
-25
-26
-26
-26
-26
-25
-23
-20
-18
-16
-14
-11
-10
-10
-9

Relative Humidity (%)

46
49
50
52
46
35
27
25
24
24
23
23
22
19
18
21
25
27
33
40
50
56
58
62

Pressure (mb)

1024
1025
1025
1026
1026
1027
1028
1027
1028
1028
1028
1028
1028
1028
1027
1027
1025
1024
1022
1022
1021
1021
1021
1020

Ozone (du)

351
348
351
359
367
372
360
361
357
352
350
349
348
342
337
333
328
326
323
323
324
324
322
324

Friday 5

Waning Gibbous 97%

18:03

09:14

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:05, Set: 16:24, Transit: 11:44. Moon - Rise: 18:03, Set: 09:14. Civil Dark: 16:55 - 06:34. Nautical Dark: 17:29 - 05:59. Astro Dark: 18:03 - 05:26

Total Clouds (% Sky Obscured)

80
88
97
76
78
98
92
99
100
100
100
100
100
100
95
94
95
96
93
99
100
100
56
50

Low Clouds (% Sky Obscured)

75
86
94
76
78
94
92
97
94
99
90
78
73
70
51
27
9
2
2
8
3
27
41
38

Medium Clouds (% Sky Obscured)

17
3
0
0
0
0
5
38
21
41
73
85
71
94
48
90
57
72
66
80
92
100
56
50

High Clouds (% Sky Obscured)

0
0
0
0
28
54
69
83
100
100
99
100
100
98
70
46
48
43
46
32
20
10
10
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
4
5
5
7
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 (%)

5
5
4
8
8
6
9
12
16
13
17
4
2
1
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
2
1
1
1
2
2
3
2
1
1
1
3
3
6
6
6
6
5
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-5
-5
-5
-5
-4
-5
-5
-4
-4
-4
-3
-2
-1
-1
0
-0
-0
-2
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

65
68
71
74
81
84
86
87
89
91
89
87
87
84
84
80
79
72
69
72
78
78
75
74

Pressure (mb)

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

Ozone (du)

322
320
319
316
312
313
312
309
307
307
307
307
305
304
305
303
300
299
299
299
300
301
303
305

Saturday 6

Waning Gibbous 92%

19:20

10:05

20 Bad
21 OK
22 OK
23 OK
00 Good
01 Good
02 Good
03 OK
04 OK
05 Good
06 OK
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

Sun - Rise: 07:06, Set: 16:24, Transit: 11:45. Moon - Rise: 19:20, Set: 10:05. Civil Dark: 16:55 - 06:35. Nautical Dark: 17:30 - 06:00. Astro Dark: 18:03 - 05:27

Total Clouds (% Sky Obscured)

61
37
25
24
13
4
11
22
24
14
40
90
100
99
87
68
89
93
97
100
96
93
83
85

Low Clouds (% Sky Obscured)

45
30
25
24
12
3
1
1
1
1
11
8
2
1
1
1
1
8
17
25
38
52
70
80

Medium Clouds (% Sky Obscured)

61
37
25
24
13
2
6
11
12
0
15
22
76
95
77
68
89
93
97
100
92
83
70
55

High Clouds (% Sky Obscured)

10
9
10
0
0
0
2
0
0
14
12
69
100
99
18
10
31
41
23
19
16
8
5
3

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
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
5
6
6
6
4
4
4
4
4
4
3
5
5
4
3
3
2
1
0
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
80
81
80
81
84
84
86
84
83
83
77
70
63
57
53
52
52
55
59
64
64
65

Pressure (mb)

1014
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1018
1019
1019
1020
1019
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

308
310
311
314
315
316
321
313
310
311
312
310
311
314
315
317
316
315
316
317
318
315
315
311

Sunday 7

Waning Gibbous 84%

No Rise

10:44

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

Sun - Rise: 07:06, Set: 16:24, Transit: 11:45. Moon - Rise: No Rise, Set: 10:44. Civil Dark: 16:55 - 06:36. Nautical Dark: 17:30 - 06:01. Astro Dark: 18:03 - 05:28

Total Clouds (% Sky Obscured)

86
90
73
54
37
47
59
70
64
60
68
63
14
2
2
12
1
0
0
0
0
0
0
1

Low Clouds (% Sky Obscured)

84
88
66
48
27
26
21
20
21
18
20
30
6
2
2
12
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
50
46
43
37
47
56
55
50
50
50
40
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
11
21
27
28
28
22
17
9
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
4
36
48
54
60
58
55
30
17
3
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.1
0.2
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
1
4
2
2
2
3
5
10
17
21
19
19
18
17
15
15
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-2
-1
-2
-2
-1
-1
-2
-2
-4
-11
-11
-10
-9
-9
-9
-9
-10
-11
-12
-12
-12

Dew Point (°C)

-4
-4
-3
-3
-2
-0
0
1
1
1
1
-1
-7
-9
-9
-8
-9
-11
-12
-12
-13
-14
-15
-16

Relative Humidity (%)

66
68
71
74
77
93
98
100
100
100
100
96
76
66
65
65
62
56
53
54
55
54
51
49

Pressure (mb)

1017
1016
1015
1015
1014
1014
1014
1013
1012
1012
1013
1013
1015
1016
1018
1018
1019
1019
1020
1021
1022
1023
1024
1024

Ozone (du)

313
315
317
316
317
317
317
318
319
321
321
324
327
331
334
331
330
329
329
327
325
327
326
327

Monday 8

Waning Gibbous 75%

20:37

11:14

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

Sun - Rise: 07:07, Set: 16:24, Transit: 11:46. Moon - Rise: 20:37, Set: 11:14. Civil Dark: 16:55 - 06:36. Nautical Dark: 17:30 - 06:02. Astro Dark: 18:03 - 05:28

Total Clouds (% Sky Obscured)

13
9
10
12
7
1
2
9
57
14
16
22
28
55
71
94
100
99
99
99
97
88
81
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
22
28
55
64
63
62
41
21
0
15
30
44
53

Medium Clouds (% Sky Obscured)

3
3
0
4
2
0
1
4
24
14
16
22
28
51
71
86
96
94
91
75
69
62
49
61

High Clouds (% Sky Obscured)

8
1
2
0
0
0
2
2
1
2
2
1
1
0
7
5
4
3
2
2
6
31
48
55

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
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-17
-16
-16
-15
-15
-16
-16
-16
-16
-16
-15
-16
-16
-16
-16
-17
-16
-15
-14
-13
-11
-10

Relative Humidity (%)

49
50
51
52
54
55
55
54
54
55
55
56
50
44
38
35
32
30
32
35
38
41
46
51

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1021
1020
1019
1019
1018
1018
1018

Ozone (du)

329
332
337
340
344
349
354
352
352
356
363
373
387
401
416
409
403
396
385
374
362
361
360
359

Tuesday 9

Waning Gibbous 65%

21:49

11:39

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:08, Set: 16:24, Transit: 11:46. Moon - Rise: 21:49, Set: 11:39. Civil Dark: 16:55 - 06:37. Nautical Dark: 17:30 - 06:03. Astro Dark: 18:03 - 05:29

Total Clouds (% Sky Obscured)

92
100
99
97
96
97
99
99
99
99
100
84
65
48
65
83
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
71
47
24
0
6
13
19
13
6
0
10
21
31
32
33
34
42
51
59
56
57
61
80

Medium Clouds (% Sky Obscured)

76
93
87
81
75
83
89
98
94
92
93
84
65
48
65
83
97
98
99
100
100
100
100
100

High Clouds (% Sky Obscured)

65
60
59
29
5
32
59
86
91
96
100
68
36
4
36
68
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
8
7
5
4
2
0
0
0
0

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

Precipitation Probability (%)

6
5
6
5
1
1
1
0
0
0
0
1
1
1
34
49
61
95
95
95
95
88
61
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
1.3
1.7
1.1
0.6
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-5
-5
-6
-6
-5
-5
-5
-5
-5
-4
-4
-3
-2
-2
-2
-1
-2
-1
-1
0
-0
1

Dew Point (°C)

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

Relative Humidity (%)

53
56
60
64
65
69
69
67
67
66
66
65
64
64
64
73
85
98
98
98
100
100
100
100

Pressure (mb)

1017
1016
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1012
1010
1009
1007
1006
1004
1004
1003
1003

Ozone (du)

356
354
351
349
346
344
341
338
335
333
332
330
329
328
326
325
324
323
320
317
314
311
308
305

Wednesday 10

Waning Gibbous 55%

22:57

12:00

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

Sun - Rise: 07:09, Set: 16:25, Transit: 11:47. Moon - Rise: 22:57, Set: 12:00. Civil Dark: 16:55 - 06:38. Nautical Dark: 17:30 - 06:03. Astro Dark: 18:04 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
93
81
77
74
74
77
77
63

Low Clouds (% Sky Obscured)

81
87
88
82
73
75
78
81
87
91
74
65
57
59
69
77
63

Medium Clouds (% Sky Obscured)

100
100
86
71
57
71
86
100
98
93
81
77
74
74
68
49
28

High Clouds (% Sky Obscured)

100
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
3
6
9
9
8
7
6
4
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

36
38
39
42
46
46
48
54
70
83
91
82
70
53
31
17
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
2
1
2
2
2
1
1
2
2
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
96
96
94
96
96
98
98
98
96
94
93
91
85
76

Pressure (mb)

1002
1001
1000
1000
999
999
998
997
997
997
997
997
997
998
998
998
999

Ozone (du)

303
301
298
298
298
297
298
299
300
304
308
313
318
324
330
327
324

Forecast for Westport, Fairfield, United States of America (41.13,-73.36)

Generated: 04/12/25 20:18:50. Forecast: 04/12/25 to 10/12/25. Timezone: UTC-5.00