Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 8

Waning Crescent 1%

06:05

17:32

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

Sun - Rise: 07:12, Set: 18:38, Transit: 12:54. Moon - Rise: 06:05, Set: 17:32. Civil Dark: 19:05 - 06:45. Nautical Dark: 19:36 - 06:14. Astro Dark: 20:07 - 05:43

Total Clouds (% Sky Obscured)

15
19
23
0
4
9
12
0
0
0
0
30
52
60
66
47
31
21
35
35
25
20
20
34

Low Clouds (% Sky Obscured)

15
3
2
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)

8
19
21
0
4
8
10
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
0
0
0
0
30
52
56
59
42
26
18
35
30
25
20
20
34

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)

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

Chance of Frost

Temperature (°C)

24
24
24
24
21
18
16
15
14
14
13
13
12
12
11
11
11
11
11
15
18
20
22
22

Feels Like (°C)

21
21
21
22
21
17
15
14
14
13
13
12
12
10
9
9
8
8
9
12
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

27
27
27
31
40
46
48
50
52
52
53
55
58
60
59
59
59
60
59
52
45
39
34
30

Pressure (mb)

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

Ozone (du)

304
304
306
304
302
304
305
305
302
301
304
304
304
302
301
302
301
301
302
302
302
301
300
298

Friday 9

Waning Crescent 0%

07:11

17:56

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:13, Set: 18:36, Transit: 12:54. Moon - Rise: 07:11, Set: 17:56. Civil Dark: 19:03 - 06:46. Nautical Dark: 19:34 - 06:15. Astro Dark: 20:05 - 05:44

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
87
100
100

Low 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

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
0

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
86
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)

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

Chance of Frost

Temperature (°C)

23
23
22
22
20
17
16
15
15
14
13
13
12
12
12
12
12
12
13
15
17
19
20
22

Feels Like (°C)

19
19
19
19
18
15
14
13
13
12
11
11
11
11
10
11
10
10
11
13
15
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

28
28
29
35
43
45
46
48
50
50
51
53
54
57
60
60
61
63
61
55
50
44
41
37

Pressure (mb)

1022
1022
1022
1022
1023
1024
1025
1025
1026
1026
1026
1027
1027
1027
1027
1028
1028
1029
1029
1030
1031
1031
1031
1030

Ozone (du)

295
294
293
293
292
294
291
290
290
290
290
288
286
286
285
286
284
284
283
282
282
281
280
279

Saturday 10

New Moon 1%

08:17

18:20

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:14, Set: 18:35, Transit: 12:54. Moon - Rise: 08:17, Set: 18:20. Civil Dark: 19:02 - 06:47. Nautical Dark: 19:33 - 06:16. Astro Dark: 20:04 - 05:45

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)

0
0
0
0
0
0
0
0
0
0
0
8
69
91
92
94
55
87
90
92
95
96
89
98

Medium Clouds (% Sky Obscured)

0
17
60
80
91
54
86
74
58
78
100
100
97
99
100
100
99
100
100
100
100
100
100
100

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)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
4
3
3
9
9
3

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
5
4
17
63
93
91
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.5
0.8
1.2
1.7
1.7
1.2
2.1
3.8

Wind Speed/Direction (mph)

8
8
8
7
5
5
5
5
5
6
6
6
7
8
8
8
8
8
9
9
11
11
12
14

Chance of Frost

Temperature (°C)

22
22
22
21
19
18
17
16
16
16
15
16
16
16
16
16
16
15
15
15
16
16
17
17

Feels Like (°C)

20
19
19
18
17
16
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

36
36
37
40
46
47
52
57
61
66
73
77
73
70
71
72
79
89
93
93
96
95
96
96

Pressure (mb)

1030
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1026
1026
1025
1024
1023
1022
1020

Ozone (du)

279
279
279
278
276
273
270
266
263
260
258
254
253
252
251
249
248
246
244
244
243
243
243
243

Sunday 11

Waxing Crescent 1%

09:23

18:46

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:15, Set: 18:33, Transit: 12:53. Moon - Rise: 09:23, Set: 18:46. Civil Dark: 19:00 - 06:48. Nautical Dark: 19:31 - 06:17. Astro Dark: 20:02 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
98
97
97
96
95
95
97
98
96
94
92
92
92
78

Low Clouds (% Sky Obscured)

99
99
100
100
100
99
100
100
100
99
98
97
97
96
95
94
93
92
93
93
92
92
92
58

Medium Clouds (% Sky Obscured)

92
80
75
81
88
57
49
45
42
39
31
28
32
34
29
38
48
58
52
65
70
59
22
17

High Clouds (% Sky Obscured)

100
100
100
100
100
55
59
19
0
0
0
2
0
0
0
5
10
15
10
4
0
0
0
0

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
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

Moderate 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
Very Light Rain
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
92
62
19
19
17
16
24
39
53
49
45
49
20
8
2

Precipitation Amount (mm)

2.9
1.9
0.8
0.6
0.6
0.9
0.8
0.9
1.1
0.6
0.2
0
0
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

14
13
11
11
10
7
5
3
2
3
3
4
4
4
4
5
5
5
5
6
7
8
8
8

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
18
18
17
17
17
17
17
17
17
17
17
18
18
19
19

Feels Like (°C)

15
15
17
16
17
18
18
19
20
19
19
18
18
18
17
17
17
17
17
17
18
18
19
19

Dew Point (°C)

17
17
18
17
18
18
18
18
18
18
17
17
17
17
17
17
17
16
16
17
17
18
18
18

Relative Humidity (%)

98
96
98
96
98
98
100
100
100
100
98
98
98
98
98
96
98
96
96
95
95
96
95
93

Pressure (mb)

1018
1017
1016
1015
1014
1013
1013
1012
1012
1012
1011
1010
1010
1009
1009
1008
1009
1009
1009
1009
1010
1010
1010
1010

Ozone (du)

243
243
243
242
243
246
250
253
255
257
265
266
267
270
271
271
272
271
270
270
269
269
271
267

Monday 12

Waxing Crescent 5%

10:28

19:16

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

Sun - Rise: 07:16, Set: 18:32, Transit: 12:53. Moon - Rise: 10:28, Set: 19:16. Civil Dark: 18:59 - 06:49. Nautical Dark: 19:30 - 06:18. Astro Dark: 20:01 - 05:47

Total Clouds (% Sky Obscured)

89
67
82
89
95
100
82
33
16
16
10
8
22
28
36
41
40
40
38
35
30
41
55
70

Low Clouds (% Sky Obscured)

89
55
82
89
89
85
76
3
5
7
3
2
6
6
6
4
3
0
0
0
0
6
12
18

Medium Clouds (% Sky Obscured)

16
5
0
0
0
0
0
0
0
0
0
0
14
28
36
41
40
40
35
25
19
17
15
13

High Clouds (% Sky Obscured)

0
0
0
25
50
75
50
27
0
0
0
0
14
24
36
41
40
40
38
22
0
25
50
70

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 (%)

2
6
13
11
6
1
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
4
4
2

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

Chance of Frost

Temperature (°C)

20
21
22
21
20
19
18
17
16
15
15
15
14
15
15
15
15
16
16
17
19
21
22
24

Feels Like (°C)

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

Dew Point (°C)

17
17
16
16
16
16
14
14
15
14
14
14
13
14
14
13
14
14
14
13
12
12
12
12

Relative Humidity (%)

82
80
72
73
75
78
79
82
92
93
95
93
92
93
92
90
90
89
89
74
64
56
51
48

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1011
1010
1010
1010
1009
1009
1009
1008
1008
1007
1006

Ozone (du)

264
263
261
262
263
263
264
264
265
266
268
270
269
268
267
265
266
267
268
269
270
271
271
271

Tuesday 13

Waxing Crescent 10%

11:30

19:50

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

Sun - Rise: 07:17, Set: 18:30, Transit: 12:53. Moon - Rise: 11:30, Set: 19:50. Civil Dark: 18:57 - 06:50. Nautical Dark: 19:28 - 06:19. Astro Dark: 19:59 - 05:48

Total Clouds (% Sky Obscured)

79
88
97
85
74
63
57
52
46
47
49
46
50
54
54
40
24
11
13
17
20
16
14
11

Low Clouds (% Sky Obscured)

22
26
26
35
48
54
51
47
44
43
47
45
48
51
45
30
17
7
13
17
18
13
11
8

Medium Clouds (% Sky Obscured)

22
35
40
32
25
16
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

79
88
97
65
33
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
Very Light Rain
Light Rain
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 (%)

21
37
50
63
61
54
40
32
31
26
18
1
4
6
7
5
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
24
24
22
20
18
17
16
14
13
12
12
11
10
9
8
8
7
8
10
11
12
13

Feels Like (°C)

19
25
24
22
22
22
22
16
16
17
17
16
16
10
10
10
9
9
8
5
6
7
7
8

Dew Point (°C)

12
12
12
12
13
14
15
14
14
12
11
10
9
8
6
5
4
4
3
3
2
2
1
1

Relative Humidity (%)

44
45
46
46
57
70
86
86
87
89
89
87
84
83
80
77
77
78
76
68
58
51
46
42

Pressure (mb)

1005
1005
1005
1005
1006
1007
1009
1010
1011
1012
1012
1013
1014
1015
1016
1016
1017
1018
1019
1019
1020
1021
1020
1020

Ozone (du)

272
270
268
267
267
267
267
267
268
268
268
268
268
267
267
266
264
262
261
259
258
257
256
255

Wednesday 14

Waxing Crescent 17%

12:27

20:31

14 Good
15 Good
16 Good
17 Good
18 Good
19 OK
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK

Sun - Rise: 07:18, Set: 18:29, Transit: 12:53. Moon - Rise: 12:27, Set: 20:31. Civil Dark: 18:56 - 06:51. Nautical Dark: 19:27 - 06:20. Astro Dark: 19:58 - 05:49

Total Clouds (% Sky Obscured)

7
4
1
9
17
26
32
47
56
67
72
75
64
53
38
39
43
45

Low Clouds (% Sky Obscured)

6
2
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
11
25
37
38
38
36
39
43
45

High Clouds (% Sky Obscured)

0
1
1
9
17
26
32
47
56
62
54
45
38
32
27
39
43
45

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
6
5
5
4
3
3
2
2
2
2
2
2
2
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
13
13
13
14
14
15
9
10
10
10
9
9
7
7
7
8
7

Dew Point (°C)

0
1
1
1
2
2
2
2
2
2
2
2
1
1
1
1
1
1

Relative Humidity (%)

38
39
39
39
44
50
54
56
57
57
59
59
59
59
59
59
60
60

Pressure (mb)

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

Ozone (du)

254
254
254
254
254
254
253
252
250
248
247
246
245
246
246
246
245
244

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

Generated: 08/10/26 13:22:44. Forecast: 08/10/26 to 14/10/26. Timezone: UTC-4.00