Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

Waxing Crescent 40%

10:22

02:29

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

Sun - Rise: 07:03, Set: 19:24, Transit: 13:13. Moon - Rise: 10:22, Set: 02:29. Civil Dark: 19:50 - 06:36. Nautical Dark: 20:22 - 06:04. Astro Dark: 20:54 - 05:32

Total Clouds (% Sky Obscured)

52
38
28
97
100
76
29
31
19
14
9
19
0
3
46
100
100
100
100
100
100
93
92
91

Low Clouds (% Sky Obscured)

14
3
3
4
2
11
19
20
13
8
6
13
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
42
87
100
100
98
93
90
91

High Clouds (% Sky Obscured)

0
10
28
97
100
49
1
1
1
0
0
0
0
1
36
100
100
100
100
100
100
51
50
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
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
66
67
66
62
56
47
42
38
36
35
34
33
34
36
46
47
45
47
48
49
52
53
55

Pressure (mb)

1028
1029
1029
1030
1031
1031
1032
1032
1032
1031
1030
1029
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028

Ozone (du)

348
346
346
352
359
360
357
351
351
356
357
350
348
351
355
356
357
358
361
359
357
356
355
358

Wednesday 25

First Quarter 52%

11:24

03:26

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:01, Set: 19:25, Transit: 13:13. Moon - Rise: 11:24, Set: 03:26. Civil Dark: 19:51 - 06:34. Nautical Dark: 20:23 - 06:03. Astro Dark: 20:55 - 05:30

Total Clouds (% Sky Obscured)

75
51
69
100
100
81
92
71
73
74
85
100
98
98
100
94
99
94
90
100
100
97
100
99

Low Clouds (% Sky Obscured)

0
0
3
4
4
4
3
3
59
49
33
55
23
27
11
7
1
0
0
1
5
5
10
10

Medium Clouds (% Sky Obscured)

21
24
24
26
67
18
92
71
73
74
85
97
98
93
82
72
99
91
84
100
100
92
97
84

High Clouds (% Sky Obscured)

69
30
49
100
99
50
45
40
41
45
41
59
32
87
100
56
55
55
45
6
25
60
74
84

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
2
2
1
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
0
-1
-2
-1
2
4
6
8
9
10
10
10
10
8
6
3
3
3
4
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

59
63
66
69
66
59
54
50
46
43
41
38
38
40
45
49
48
50
51
51
57
58
59
57

Pressure (mb)

1028
1028
1028
1029
1029
1029
1029
1028
1027
1026
1025
1024
1023
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019

Ozone (du)

358
359
358
357
356
355
353
353
353
353
352
350
351
349
348
345
345
345
342
340
340
337
334
332

Thursday 26

Waxing Gibbous 64%

12:34

No Set

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 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:59, Set: 19:26, Transit: 13:12. Moon - Rise: 12:34, Set: No Set. Civil Dark: 19:52 - 06:33. Nautical Dark: 20:24 - 06:01. Astro Dark: 20:56 - 05:29

Total Clouds (% Sky Obscured)

98
82
68
100
100
100
100
100
95
100
92
73
83
99
97
87
38
30
97
80
99
100
100
100

Low Clouds (% Sky Obscured)

20
25
13
0
1
1
1
0
0
0
1
31
26
17
14
0
0
0
0
0
0
0
7
10

Medium Clouds (% Sky Obscured)

39
42
33
39
20
20
18
0
0
0
0
9
48
35
33
21
21
6
28
30
84
64
83
91

High Clouds (% Sky Obscured)

91
33
38
100
100
100
100
100
81
100
81
52
60
94
95
73
9
10
91
80
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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
1
13
73
81

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
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
10
11
13
16
19
21
23
24
24
24
23
22
21
20
19
18
18
18
18
18

Feels Like (°C)

5
5
5
5
6
8
10
13
15
19
19
21
20
20
19
20
18
18
16
16
16
15
15
15

Dew Point (°C)

1
2
2
2
4
5
6
7
9
11
12
13
14
15
15
15
15
15
15
16
16
15
15
16

Relative Humidity (%)

57
58
60
62
67
64
60
55
53
51
49
50
53
59
62
66
68
72
77
83
86
85
85
89

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1016
1015
1014
1013
1012
1011
1011
1010
1010
1010
1009
1009
1008
1008
1007
1007

Ozone (du)

332
328
322
319
317
314
311
308
305
304
303
302
298
296
293
291
289
286
285
284
284
281
279
277

Friday 27

Waxing Gibbous 74%

13:47

04:11

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 OK
21 OK
22 OK
23 OK
00 OK
01 Good
02 Good
03 Good

Sun - Rise: 06:58, Set: 19:27, Transit: 13:12. Moon - Rise: 13:47, Set: 04:11. Civil Dark: 19:53 - 06:31. Nautical Dark: 20:25 - 05:59. Astro Dark: 20:58 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
98
97
95
95
91
88
87
32
21
41
40
45
16
1
0

Low Clouds (% Sky Obscured)

18
37
59
82
85
89
93
81
68
56
44
32
19
13
11
4
0
0
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
95
93
87
82
77
77
78
78
32
19
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
92
83
81
81
81
82
69
13
70
4
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
4
2
1
1
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
65
95
95
95
95
95
58
46
31
17
21
7
10
2
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.2
0.7
1.3
2
2.9
1.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
16
16
16
15
15
14
12
12
11
11
11
10
10
9
8
7
6
4
3
2
1
0

Feels Like (°C)

15
15
15
15
14
15
14
13
9
8
6
7
6
5
5
4
3
4
3
1
-2
-4
-3
-4

Dew Point (°C)

16
15
15
15
15
15
14
13
11
10
8
8
7
6
4
3
2
2
-0
-2
-3
-5
-5
-6

Relative Humidity (%)

90
90
92
93
95
96
98
98
93
87
84
84
77
73
69
65
65
72
66
63
63
63
64
62

Pressure (mb)

1007
1007
1007
1008
1009
1010
1011
1012
1014
1015
1016
1017
1017
1018
1019
1020
1022
1023
1024
1025
1026
1027
1028
1029

Ozone (du)

278
277
279
280
278
276
276
276
275
276
278
277
278
280
283
282
281
281
281
280
284
289
291
292

Saturday 28

Waxing Gibbous 84%

14:59

04:47

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

Sun - Rise: 06:56, Set: 19:28, Transit: 13:12. Moon - Rise: 14:59, Set: 04:47. Civil Dark: 19:54 - 06:29. Nautical Dark: 20:26 - 05:58. Astro Dark: 20:59 - 05:25

Total Clouds (% Sky Obscured)

0
0
0
0
3
5
7
4
2
2
2
2
2
1
0
0
1
3
5
14
23
32
37
42

Low Clouds (% Sky Obscured)

0
0
0
0
3
5
7
4
2
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
1
3
5
14
23
32
37
42

High Clouds (% Sky Obscured)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-9
-9
-9
-10
-12
-13
-12
-11
-10
-9
-9
-8
-8
-6
-5
-6
-6
-7
-8
-8
-7
-7
-7

Relative Humidity (%)

61
55
57
58
52
40
34
32
32
31
30
29
30
31
37
46
49
48
47
47
49
51
53
55

Pressure (mb)

1030
1031
1032
1033
1034
1034
1035
1035
1035
1034
1034
1033
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

293
294
299
299
301
304
307
309
312
316
322
325
326
328
328
328
326
331
335
340
340
341
341
346

Sunday 29

Waxing Gibbous 91%

16:09

05:17

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

Sun - Rise: 06:55, Set: 19:29, Transit: 13:12. Moon - Rise: 16:09, Set: 05:17. Civil Dark: 19:56 - 06:28. Nautical Dark: 20:27 - 05:56. Astro Dark: 21:00 - 05:23

Total Clouds (% Sky Obscured)

48
35
23
21
27
33
38
38
38
40
37
32
25
17
8
0
0
0
0
0
0
0
1
2

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

48
31
16
5
14
22
29
28
35
40
35
25
18
14
7
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

1
1
1
2
2
4
7
9
10
12
13
13
13
14
12
11
9
9
8
8
7
6
5
5

Feels Like (°C)

-1
-2
-2
-2
-2
-0
1
1
2
3
3
10
10
11
10
11
11
8
7
7
7
7
7
4

Dew Point (°C)

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

Relative Humidity (%)

58
60
58
56
55
50
45
41
38
36
33
34
34
34
37
40
44
47
51
53
58
65
71
70

Pressure (mb)

1032
1031
1031
1031
1032
1031
1031
1031
1030
1030
1029
1028
1028
1027
1028
1028
1028
1029
1029
1030
1030
1030
1030
1030

Ozone (du)

351
356
362
367
372
374
376
378
377
376
375
374
374
373
373
373
373
371
370
369
366
364
362
360

Monday 30

Waxing Gibbous 96%

17:16

05:42

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

Sun - Rise: 06:53, Set: 19:30, Transit: 13:11. Moon - Rise: 17:16, Set: 05:42. Civil Dark: 19:57 - 06:26. Nautical Dark: 20:28 - 05:54. Astro Dark: 21:01 - 05:21

Total Clouds (% Sky Obscured)

5
15
24
33
36
40
43
38
32
25
22
16
12
29
47
66
67
70
75
89
96
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
25

Medium Clouds (% Sky Obscured)

0
0
0
0
2
3
4
4
4
4
5
5
6
14
16
21
37
53
69
79
88
98

High Clouds (% Sky Obscured)

0
1
3
11
6
5
5
1
0
0
0
0
0
0
0
0
6
28
70
60
48
30

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
8
12
20
21
10

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
6
6
8
10
12
14
15
16
16
17
17
16
15
15
14
13
13
13
13

Feels Like (°C)

5
5
5
4
4
6
6
7
8
9
9
16
15
14
14
14
13
11
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

68
67
67
66
66
58
51
45
44
42
41
42
43
45
46
46
47
51
55
59
59
60

Pressure (mb)

1030
1030
1031
1032
1032
1032
1032
1032
1031
1030
1029
1028
1027
1026
1026
1026
1025
1025
1026
1026
1025
1025

Ozone (du)

358
356
353
351
349
348
347
347
344
341
339
336
334
332
332
332
331
331
330
329
329
330

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

Generated: 24/03/26 04:05:52. Forecast: 24/03/26 to 30/03/26. Timezone: UTC-4.00