Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 75%

No Rise

11:21

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

Sun - Rise: 07:12, Set: 16:38, Transit: 11:55. Moon - Rise: No Rise, Set: 11:21. Civil Dark: 17:08 - 06:42. Nautical Dark: 17:42 - 06:09. Astro Dark: 18:15 - 05:36

Total Clouds (% Sky Obscured)

100
84
74
85
84
64
45
7
0
0
0
0
2
48
94
100
100
82
73
84
74
65
100
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
56
56
59
55
40
52
43
14
19
53

Medium Clouds (% Sky Obscured)

100
84
74
85
84
64
45
7
0
0
0
0
0
24
85
92
100
53
73
84
74
65
89
89

High Clouds (% Sky Obscured)

92
42
29
28
30
1
4
1
0
0
0
0
2
12
35
92
86
2
2
19
45
45
100
94

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-11
-11
-10
-10
-11
-11
-11
-10
-9
-9
-9
-6
-6
-5
-5
-5
-5
-4
-4
-5
-6
-6
-7

Dew Point (°C)

-19
-20
-21
-19
-19
-19
-19
-20
-21
-21
-22
-22
-21
-21
-21
-20
-17
-14
-12
-10
-9
-8
-6
-6

Relative Humidity (%)

29
29
30
31
32
34
36
34
33
32
32
31
27
24
22
21
25
32
38
46
53
59
66
71

Pressure (mb)

1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1025
1026
1025
1024
1022
1021
1020
1019
1018
1018
1017
1017
1016

Ozone (du)

326
324
330
337
345
349
350
348
348
349
347
344
357
380
395
399
399
392
380
367
362
362
358
357

Tuesday 9

Waning Gibbous 65%

22:02

11:47

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
20 Bad

Sun - Rise: 07:13, Set: 16:38, Transit: 11:56. Moon - Rise: 22:02, Set: 11:47. Civil Dark: 17:08 - 06:43. Nautical Dark: 17:42 - 06:09. Astro Dark: 18:15 - 05:37

Total Clouds (% Sky Obscured)

100
96
100
100
95
92
85
100
77
100
100
100
100
97
95
100
100
100
100
100
87
88
78
80

Low Clouds (% Sky Obscured)

70
84
67
48
60
58
55
68
64
74
81
80
72
46
73
86
90
100
80
92
82
84
67
73

Medium Clouds (% Sky Obscured)

12
69
43
84
52
57
73
55
69
67
83
100
100
87
66
100
100
100
100
100
27
24
25
27

High Clouds (% Sky Obscured)

100
70
98
100
62
42
52
100
47
100
100
100
100
77
51
100
100
100
35
1
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
6
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
3
5
4
7
35
74
95
85
74
36
9
23
16
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.6
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
77
81
81
84
84
86
86
84
86
83
80
76
71
68
71
75
75
73
73
75
77
79

Pressure (mb)

1015
1015
1014
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1002
1000
999
998
997
997
997
997
997
997

Ozone (du)

356
353
349
344
342
340
339
343
344
343
340
342
340
336
332
330
329
330
336
339
342
348
346
344

Wednesday 10

Waning Gibbous 54%

23:09

12:09

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 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:14, Set: 16:39, Transit: 11:56. Moon - Rise: 23:09, Set: 12:09. Civil Dark: 17:09 - 06:44. Nautical Dark: 17:42 - 06:10. Astro Dark: 18:15 - 05:37

Total Clouds (% Sky Obscured)

90
68
85
83
87
75
72
95
92
100
99
94
42
25
35
25
20
35
52
52
64
58
61
67

Low Clouds (% Sky Obscured)

79
53
50
45
46
28
28
0
29
64
14
4
15
0
2
2
15
31
52
46
45
45
47
51

Medium Clouds (% Sky Obscured)

42
30
58
59
71
75
72
95
89
100
98
92
30
25
35
25
7
0
0
0
64
58
56
27

High Clouds (% Sky Obscured)

0
0
0
0
27
5
0
9
16
15
0
0
0
0
0
0
0
0
0
0
0
0
0
5

ISS Passover

Visibility (miles)

9
9
7
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
Very 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 (%)

18
25
40
3
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
4
4
1
2
1

Precipitation Amount (mm)

0
0
0.2
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
10
12
12
13
15
15
14
13
12
14
14
15
15
14
13
13
12
11
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
83
83
74
76
73
76
73
70
67
67
63
60
55
49
47
45
42
43
48
51
55
60
63

Pressure (mb)

997
997
997
998
998
1000
1001
1002
1003
1005
1006
1007
1008
1009
1009
1009
1008
1009
1009
1010
1010
1011
1012
1012

Ozone (du)

346
347
338
331
326
326
325
320
319
319
320
320
321
326
327
329
330
329
327
327
327
326
325
328

Thursday 11

Third Quarter 44%

00:12

12:30

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

Sun - Rise: 07:15, Set: 16:39, Transit: 11:57. Moon - Rise: 00:12, Set: 12:30. Civil Dark: 17:09 - 06:45. Nautical Dark: 17:43 - 06:11. Astro Dark: 18:15 - 05:38

Total Clouds (% Sky Obscured)

71
56
38
15
20
24
34
30
31
22
23
35
23
26
48
85
62
79
69
60
100
100
100
100

Low Clouds (% Sky Obscured)

52
54
30
2
3
11
12
13
10
17
23
20
5
1
1
3
1
0
0
29
58
87
91
96

Medium Clouds (% Sky Obscured)

59
56
24
15
20
24
34
30
25
4
2
35
15
26
48
85
62
79
69
60
80
83
100
100

High Clouds (% Sky Obscured)

3
10
20
12
1
1
11
30
24
0
0
0
1
20
37
57
39
55
28
26
99
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
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
11
16
47
68

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
0.1
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7
-7
-8
-9
-9
-9
-9
-10
-10
-9
-8
-8
-8
-7

Relative Humidity (%)

65
62
60
62
62
64
65
67
68
71
72
71
63
52
46
44
42
39
41
46
53
56
59
60

Pressure (mb)

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

Ozone (du)

332
331
330
326
324
322
320
320
320
321
321
322
322
323
324
322
323
324
326
333
341
349
347
347

Friday 12

Waning Crescent 34%

01:13

12:50

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
20 Bad

Sun - Rise: 07:15, Set: 16:39, Transit: 11:57. Moon - Rise: 01:13, Set: 12:50. Civil Dark: 17:09 - 06:45. Nautical Dark: 17:43 - 06:11. Astro Dark: 18:16 - 05:39

Total Clouds (% Sky Obscured)

100
99
98
98
98
97
98
93
88
87
88
88
92
85
80
86
82
79
78
66
65
85
95
100

Low Clouds (% Sky Obscured)

85
70
52
54
52
77
87
62
39
15
20
25
30
37
48
62
67
66
64
43
21
0
5
9

Medium Clouds (% Sky Obscured)

100
98
96
93
92
53
56
39
22
1
1
0
0
1
1
1
0
0
0
0
0
0
56
76

High Clouds (% Sky Obscured)

100
69
12
5
0
0
30
68
70
75
88
88
89
85
80
86
82
79
78
66
65
85
90
80

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

Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

82
72
53
41
33
25
17
15
11
5
9
6
0
0
0
0
0
0
0
0
0
0
1
2

Precipitation Amount (mm)

0.5
0.4
0.2
0.1
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
4
4
3
5
7
7
9
10
11
12
13
14
14
14
13
11
10
9
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-7
-7
-7
-7
-7
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-8

Relative Humidity (%)

61
61
61
63
63
65
65
61
61
64
67
62
58
54
51
47
45
46
46
48
50
52
54
53

Pressure (mb)

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

Ozone (du)

349
355
357
350
350
353
350
342
336
332
329
325
321
316
313
309
305
305
305
305
306
306
306
306

Saturday 13

Waning Crescent 25%

02:14

13:12

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 OK
16 OK
17 OK
18 Good
19 Good
20 Good

Sun - Rise: 07:16, Set: 16:39, Transit: 11:58. Moon - Rise: 02:14, Set: 13:12. Civil Dark: 17:09 - 06:46. Nautical Dark: 17:43 - 06:12. Astro Dark: 18:16 - 05:39

Total Clouds (% Sky Obscured)

96
93
87
78
67
44
41
30
21
13
41
51
56
52
48
47
47
47
37
22
13
9
8
11

Low Clouds (% Sky Obscured)

14
16
21
27
21
20
15
15
15
13
41
51
53
42
37
35
25
13
3
3
5
4
1
1

Medium Clouds (% Sky Obscured)

91
91
87
78
67
44
41
30
17
8
6
3
0
2
9
2
2
1
1
0
0
1
3
4

High Clouds (% Sky Obscured)

70
25
5
0
0
0
0
0
0
5
18
14
4
1
0
0
20
41
37
22
13
9
8
10

ISS Passover

Visibility (miles)

9
9
7
4
1
1
0
0
0
0
0
3
6
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
21
28
32
60
77
93
95
95
95
87
73
55
43
34
14
12
10
2
2
2
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.2
0.4
0.6
0.7
0.7
0.7
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-3
-3
-3
-3
-4
-4
-5
-4
-4
-4
-4
-5
-5
-5
-5
-5
-6
-7
-8
-8
-8
-8
-12

Dew Point (°C)

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

Relative Humidity (%)

54
54
60
66
72
80
87
96
98
98
98
96
94
91
87
84
81
79
79
76
76
77
77
74

Pressure (mb)

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

Ozone (du)

307
307
308
308
308
310
311
312
316
319
323
325
327
328
332
336
340
340
339
339
344
350
355
358

Sunday 14

Waning Crescent 17%

03:15

13:36

21 OK
22 Good
23 Good
00 Good
01 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 OK

Sun - Rise: 07:17, Set: 16:40, Transit: 11:58. Moon - Rise: 03:15, Set: 13:36. Civil Dark: 17:10 - 06:47. Nautical Dark: 17:44 - 06:13. Astro Dark: 18:16 - 05:40

Total Clouds (% Sky Obscured)

14
12
12
17
21
10
10
11
11
7
9
12
15
16
17
23

Low Clouds (% Sky Obscured)

1
0
1
0
11
10
10
11
11
7
9
12
0
0
0
0

Medium Clouds (% Sky Obscured)

5
6
12
17
21
10
10
11
11
7
9
12
15
16
17
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
3
8
8
4
6
12
15

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-8
-8
-9
-9
-10
-10
-10
-9
-9
-9
-9
-9
-8
-7
-6
-6

Feels Like (°C)

-13
-14
-13
-14
-14
-16
-16
-15
-15
-15
-15
-14
-13
-13
-13
-13

Dew Point (°C)

-12
-13
-13
-14
-14
-14
-14
-13
-13
-13
-12
-12
-11
-10
-10
-9

Relative Humidity (%)

71
70
71
71
71
72
72
72
74
77
78
77
77
77
76
76

Pressure (mb)

1024
1025
1025
1025
1026
1026
1026
1027
1027
1028
1029
1029
1029
1030
1029
1029

Ozone (du)

361
365
355
345
335
333
330
328
326
325
323
323
323
323
320
317

Forecast for Pencader, New Castle County, United States of America (39.67,-75.75)

Generated: 08/12/25 21:22:10. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-5.00