Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

18:47

No Set

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

Sun - Rise: N/A, Set: 18:57, Transit: 12:58. Moon - Rise: 18:47, Set: No Set. Civil Dark: 19:24 - 06:34. Nautical Dark: 19:55 - 06:02. Astro Dark: 20:26 - 05:31

Total Clouds (% Sky Obscured)

27
20
51
55
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
84
83
100
99

Low Clouds (% Sky Obscured)

0
2
2
28
62
69
76
83
80
78
76
81
88
93
100
100
100
100
100
78
84
81
50
60

Medium Clouds (% Sky Obscured)

15
18
51
55
100
100
100
100
100
100
100
100
100
97
100
100
80
85
90
54
39
40
89
96

High Clouds (% Sky Obscured)

0
0
0
11
61
99
95
100
100
100
100
100
100
100
100
96
12
33
14
2
0
0
19
82

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

Precipitation Probability (%)

10
7
3
13
31
35
48
53
54
77
76
74
66
38
17
9
5
2
1
0
1
3
14
30

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.3
0
0.6
0.6
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
17
18
17
18
18
18
17
16
16
15
15
15
16
16
16
16
16
16
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
62
55
49
57
52
51
53
62
77
72
79
87
87
82
77
74
68
65
66
67
63
66

Pressure (mb)

1013
1013
1013
1013
1013
1013
1012
1011
1011
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1008
1008
1007

Ozone (du)

300
301
302
303
303
302
301
299
298
298
298
298
298
297
298
299
300
300
298
298
297
295
294
293

Sunday 27

Waning Gibbous 97%

19:12

07:59

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:00, Set: 18:55, Transit: 12:58. Moon - Rise: 19:12, Set: 07:59. Civil Dark: 19:22 - 06:35. Nautical Dark: 19:53 - 06:03. Astro Dark: 20:25 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
98
100
100
100
99
95
96
95

Low Clouds (% Sky Obscured)

50
62
73
95
91
87
94
100
100
100
100
100
100
100
100
100
90
100
99
100
97
94
96
95

Medium Clouds (% Sky Obscured)

90
89
100
100
100
98
98
100
100
100
79
78
86
86
64
64
54
63
64
66
98
56
76
73

High Clouds (% Sky Obscured)

100
100
100
98
100
100
30
25
25
10
16
2
4
23
48
46
35
3
1
8
1
0
1
4

ISS Passover

Visibility (miles)

9
9
9
9
7
5
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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
49
74
84
69
53
65
61
46
49
21
13
2
4
1
1
2
5
6
6
15
10
2
2

Precipitation Amount (mm)

0
0
0.5
0.7
0.4
0
0.2
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
68
63
63
70
86
82
82
83
87
89
89
90
87
89
87
87
86
85
83
82
83
82
82

Pressure (mb)

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

Ozone (du)

292
292
291
289
288
287
286
286
287
287
287
288
288
289
291
293
293
292
292
291
290
289
288
289

Monday 28

Waning Gibbous 92%

19:41

09:11

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:01, Set: 18:54, Transit: 12:57. Moon - Rise: 19:41, Set: 09:11. Civil Dark: 19:20 - 06:35. Nautical Dark: 19:51 - 06:04. Astro Dark: 20:23 - 05:33

Total Clouds (% Sky Obscured)

99
95
93
95
97
97
98
95
98
98
98
97
98
100
100
97
97
100
91
91
91
92
79
69

Low Clouds (% Sky Obscured)

99
94
91
93
94
93
80
89
81
95
98
97
96
100
100
97
97
100
91
90
85
79
69
60

Medium Clouds (% Sky Obscured)

80
90
47
54
54
84
94
82
76
70
42
53
38
38
41
43
48
44
44
44
44
45
36
28

High Clouds (% Sky Obscured)

18
20
14
15
22
20
5
5
5
5
5
3
4
2
2
1
0
1
1
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 (%)

3
1
0
1
1
1
1
6
0
0
2
2
2
2
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)

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

Chance of Frost

Temperature (°C)

15
15
16
16
17
17
18
18
18
18
18
18
17
17
17
17
16
16
16
16
16
16
16
16

Feels Like (°C)

14
14
14
15
15
16
16
17
17
17
17
17
16
17
17
17
16
16
16
16
16
16
15
16

Dew Point (°C)

12
12
13
13
13
13
13
13
13
13
13
13
13
13
14
14
13
13
13
13
13
13
13
13

Relative Humidity (%)

83
83
83
79
77
76
71
70
72
71
70
74
77
78
79
81
79
81
82
82
82
82
82
82

Pressure (mb)

1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

290
291
292
291
291
291
291
291
290
291
291
291
291
291
290
290
290
290
291
292
292
292
292
292

Tuesday 29

Waning Gibbous 84%

20:17

10:25

07 Bad
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 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 Bad
06 Bad

Sun - Rise: 07:02, Set: 18:52, Transit: 12:57. Moon - Rise: 20:17, Set: 10:25. Civil Dark: 19:19 - 06:36. Nautical Dark: 19:50 - 06:05. Astro Dark: 20:21 - 05:34

Total Clouds (% Sky Obscured)

57
67
75
84
84
84
87
89
73
61
55
37
35
38
44
49
58
49
52
48
43
47
39
43

Low Clouds (% Sky Obscured)

52
58
64
73
78
84
87
86
57
33
31
12
14
16
18
22
42
21
20
17
14
9
12
12

Medium Clouds (% Sky Obscured)

20
25
33
38
34
26
16
24
32
41
35
28
23
18
10
0
10
21
31
23
15
8
16
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
14
11
17

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)

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

Chance of Frost

Temperature (°C)

16
16
17
19
20
21
21
22
22
22
22
21
20
19
18
17
17
17
17
16
16
16
16
16

Feels Like (°C)

16
16
17
19
20
21
21
22
22
23
23
24
23
22
21
20
19
19
20
19
18
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

83
83
81
77
74
71
67
64
61
57
57
65
74
77
81
82
82
82
86
85
86
87
89
90

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1017
1018
1017
1017
1017
1017
1017

Ozone (du)

292
290
290
290
288
286
286
284
283
282
281
282
282
281
280
280
279
278
277
276
276
276
276
276

Wednesday 30

Waning Gibbous 74%

21:00

11:40

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:03, Set: 18:50, Transit: 12:57. Moon - Rise: 21:00, Set: 11:40. Civil Dark: 19:17 - 06:37. Nautical Dark: 19:48 - 06:06. Astro Dark: 20:20 - 05:35

Total Clouds (% Sky Obscured)

53
86
95
100
71
100
100
100
100
100
97
95
92
89
84
80
70
64
60
67
74
81
88
92

Low Clouds (% Sky Obscured)

14
12
13
10
9
8
8
7
6
90
88
57
85
71
60
54
46
42
36
44
51
61
74
86

Medium Clouds (% Sky Obscured)

27
25
23
23
35
80
93
78
69
88
78
66
58
53
44
31
18
7
1
1
0
0
0
0

High Clouds (% Sky Obscured)

24
62
83
100
71
100
98
100
100
100
95
90
85
72
63
41
31
34
29
32
39
45
56
67

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

Chance of Frost

Temperature (°C)

16
16
18
20
22
23
24
24
25
25
23
21
20
19
19
18
17
17
16
16
16
16
16
16

Feels Like (°C)

18
17
18
20
21
23
23
23
24
24
22
20
19
18
17
17
17
17
16
16
15
15
16
15

Dew Point (°C)

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

Relative Humidity (%)

92
87
78
71
64
55
52
47
44
44
53
59
65
61
63
65
67
69
71
72
72
70
69
69

Pressure (mb)

1017
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

275
275
275
274
274
274
274
274
273
272
273
273
277
279
280
282
283
284
284
284
282
280
278
278

Thursday 1

Waning Gibbous 63%

21:54

12:53

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

Sun - Rise: 07:04, Set: 18:49, Transit: 12:56. Moon - Rise: 21:54, Set: 12:53. Civil Dark: 19:16 - 06:38. Nautical Dark: 19:47 - 06:07. Astro Dark: 20:18 - 05:36

Total Clouds (% Sky Obscured)

95
94
93
92
94
94
92
89
88
88
71
56
40
56
74
94
97
98
100
100
100
100
95
93

Low Clouds (% Sky Obscured)

90
76
63
48
37
25
14
8
6
5
3
2
0
0
0
0
2
6
10
9
7
5
15
27

Medium Clouds (% Sky Obscured)

0
11
18
20
16
8
0
2
4
7
8
7
8
6
4
3
18
34
52
58
63
68
68
63

High Clouds (% Sky Obscured)

76
64
54
48
66
82
91
86
85
84
68
51
37
54
71
90
94
97
100
100
100
100
95
92

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

Chance of Frost

Temperature (°C)

16
16
18
20
22
23
24
25
26
26
26
25
24
22
21
21
21
20
20
20
19
19
19
20

Feels Like (°C)

15
15
17
17
19
19
21
22
27
26
26
25
26
26
22
22
23
22
22
21
19
19
20
20

Dew Point (°C)

10
10
11
11
11
12
12
13
13
14
14
14
14
13
14
14
14
14
14
15
15
15
16
16

Relative Humidity (%)

68
67
62
56
51
49
47
45
45
46
46
50
54
58
61
64
66
68
70
72
75
77
80
77

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

277
277
276
276
275
274
274
274
272
270
268
266
264
262
262
262
262
261
261
261
261
261
261
261

Friday 2

Waning Gibbous 51%

22:58

13:58

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

Sun - Rise: 07:05, Set: 18:47, Transit: 12:56. Moon - Rise: 22:58, Set: 13:58. Civil Dark: 19:14 - 06:39. Nautical Dark: 19:45 - 06:08. Astro Dark: 20:16 - 05:37

Total Clouds (% Sky Obscured)

90
95
97
100
95
90
83
73
57
47
63
82
96
95
95
94
97
98
100

Low Clouds (% Sky Obscured)

37
34
27
21
23
26
27
18
12
8
5
3
4
11
18
25
30
36
41

Medium Clouds (% Sky Obscured)

64
57
47
33
28
20
12
9
7
8
10
11
13
16
21
29
51
65
77

High Clouds (% Sky Obscured)

88
94
96
100
95
90
83
73
57
47
63
82
96
95
95
94
97
98
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
0
6
4
3
9
12
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
22
23
26
26
27
28
28
28
28
27
25
23
23
22
22
21
21

Feels Like (°C)

20
19
21
21
21
22
22
22
31
30
29
29
29
30
22
22
23
23
23

Dew Point (°C)

16
15
15
14
14
13
12
12
12
13
13
14
14
14
14
14
14
14
14

Relative Humidity (%)

76
74
63
55
48
43
38
35
37
38
39
44
49
55
56
59
60
63
65

Pressure (mb)

1016
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017

Ozone (du)

261
262
262
262
262
262
263
264
264
264
264
264
264
264
264
264
265
264
264

Forecast for Marriottsville, Howard, United States of America (39.35,-76.90)

Generated: 26/09/26 07:34:38. Forecast: 26/09/26 to 02/10/26. Timezone: UTC-4.00