Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 6

Waning Gibbous 70%

22:55

09:47

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

Sun - Rise: 07:06, Set: 17:38, Transit: 12:22. Moon - Rise: 22:55, Set: 09:47. Civil Dark: 18:04 - 06:39. Nautical Dark: 18:36 - 06:08. Astro Dark: 19:07 - 05:37

Total Clouds (% Sky Obscured)

100
99
96
96
61
41
59
13
26
65
53
27
29
19
17
2
2
2
2
2
2
1
1
1

Low Clouds (% Sky Obscured)

82
82
70
45
27
21
12
0
15
63
53
27
29
19
17
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

96
94
14
12
9
6
10
6
0
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
1
0
0
0
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
7
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
1
0
0
0
0
0
0
1
3
2
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)

4
4
4
4
4
4
5
6
7
14
16
17
18
18
18
19
19
19
20
20
20
20
19
18

Chance of Frost

Temperature (°C)

-1
-2
-2
-2
-3
-3
-3
-3
-2
-2
-4
-6
-8
-9
-10
-10
-9
-9
-8
-7
-7
-7
-7
-7

Feels Like (°C)

-4
-4
-4
-5
-6
-5
-5
-5
-5
-8
-10
-12
-14
-15
-17
-16
-15
-15
-14
-14
-13
-13
-14
-14

Dew Point (°C)

-2
-2
-2
-3
-4
-4
-4
-4
-5
-4
-9
-11
-14
-15
-17
-17
-17
-17
-16
-16
-15
-15
-15
-16

Relative Humidity (%)

92
96
96
96
96
91
91
89
84
84
64
63
60
60
57
56
54
52
51
50
50
49
50
51

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1007
1009
1011
1013
1014
1016
1016
1017
1017
1017
1017
1017
1018
1019

Ozone (du)

411
412
405
400
404
411
412
416
414
419
422
429
435
439
443
443
442
441
435
436
447
446
440
435

Saturday 7

Waning Gibbous 61%

23:57

10:13

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

Sun - Rise: 07:05, Set: 17:39, Transit: 12:22. Moon - Rise: 23:57, Set: 10:13. Civil Dark: 18:05 - 06:38. Nautical Dark: 18:37 - 06:07. Astro Dark: 19:08 - 05:36

Total Clouds (% Sky Obscured)

1
1
1
2
2
2
2
1
1
1
1
3
2
0
2
5
12
36
67
73
75
74
69
35

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
2
1
27
52
56
62
61
55
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
0
0
2
4
12
12
12
2
2
2
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
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)

18
17
17
15
15
14
13
13
12
12
11
11
10
9
9
11
13
13
13
12
12
12
10
9

Chance of Frost

Temperature (°C)

-8
-9
-9
-10
-10
-10
-11
-11
-11
-11
-12
-12
-12
-12
-11
-10
-9
-7
-6
-5
-4
-3
-3
-4

Feels Like (°C)

-15
-15
-15
-16
-15
-16
-16
-16
-16
-16
-16
-16
-16
-16
-16
-15
-14
-13
-12
-10
-9
-8
-7
-8

Dew Point (°C)

-16
-16
-16
-17
-17
-17
-17
-17
-18
-18
-18
-18
-18
-18
-18
-18
-18
-17
-17
-16
-16
-15
-14
-13

Relative Humidity (%)

53
54
55
56
56
56
57
58
57
57
57
57
58
58
57
53
47
45
42
40
39
39
44
50

Pressure (mb)

1021
1022
1023
1024
1024
1025
1026
1026
1027
1027
1027
1028
1028
1029
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028

Ozone (du)

433
427
418
410
401
395
391
386
385
381
375
372
371
372
372
369
366
364
365
366
368
368
370
372

Sunday 8

Waning Gibbous 51%

00:59

10:43

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

Sun - Rise: 07:04, Set: 17:40, Transit: 12:22. Moon - Rise: 00:59, Set: 10:43. Civil Dark: 18:06 - 06:37. Nautical Dark: 18:38 - 06:06. Astro Dark: 19:09 - 05:35

Total Clouds (% Sky Obscured)

30
13
16
4
0
0
1
0
23
90
96
69
9
8
1
4
100
14
10
20
37
54
68
81

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
2
5
9
16

Medium Clouds (% Sky Obscured)

28
12
16
4
0
0
0
0
22
89
90
58
8
7
1
1
1
8
10
12
20
28
42
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
58
86
32
0
1
1
4
100
14
10
8
14
35
44
26

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-9
-9
-10
-10
-10
-10
-10
-11
-10
-10
-11
-11
-10
-9
-8
-7
-6
-5
-4
-1
-1
-2
-2

Dew Point (°C)

-13
-12
-12
-12
-12
-12
-12
-11
-12
-12
-12
-12
-12
-12
-13
-13
-13
-12
-11
-10
-10
-9
-7
-4

Relative Humidity (%)

57
63
64
67
72
75
78
83
82
83
83
83
81
81
68
56
50
47
45
46
45
45
52
70

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1024
1023
1023
1022
1022

Ozone (du)

370
367
363
363
361
360
358
357
357
355
351
350
349
348
348
348
348
347
348
350
348
347
345
344

Monday 9

Third Quarter 41%

02:00

11:18

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

Sun - Rise: 07:03, Set: 17:41, Transit: 12:22. Moon - Rise: 02:00, Set: 11:18. Civil Dark: 18:07 - 06:36. Nautical Dark: 18:39 - 06:05. Astro Dark: 19:10 - 05:34

Total Clouds (% Sky Obscured)

93
93
93
92
87
82
78
66
54
46
49
54
59
51
25
14
10
10
9
33
4
2
4
7

Low Clouds (% Sky Obscured)

21
19
24
30
21
13
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

83
61
63
68
74
76
78
66
54
35
36
38
34
24
15
1
1
1
1
1
0
0
3
5

High Clouds (% Sky Obscured)

50
63
68
77
51
28
15
20
20
0
0
0
2
5
7
8
3
9
6
33
4
2
4
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
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
3
1
2
2
2
2
2
3
2
2
2
3
3
3
4
5
5
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
86
79
80
84
91
87
89
89
84
84
86
87
81
70
64
62
61
62
63
64
75
86

Pressure (mb)

1022
1023
1023
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1020
1020
1019
1018
1016
1016
1016
1015

Ozone (du)

343
341
340
340
341
342
340
336
334
331
328
327
326
324
324
324
323
322
322
321
322
322
323
322

Tuesday 10

Waning Crescent 32%

03:00

12:00

18 OK
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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:02, Set: 17:42, Transit: 12:22. Moon - Rise: 03:00, Set: 12:00. Civil Dark: 18:09 - 06:35. Nautical Dark: 18:40 - 06:04. Astro Dark: 19:11 - 05:33

Total Clouds (% Sky Obscured)

36
46
62
70
70
75
78
83
92
100
100
100
100
84
73
46
58
78
99
80
61
42
59
81

Low Clouds (% Sky Obscured)

0
11
23
32
30
29
26
50
74
97
83
69
54
47
40
32
23
13
4
3
1
0
0
0

Medium Clouds (% Sky Obscured)

7
12
19
24
28
48
52
48
44
50
49
47
47
41
43
37
48
69
89
65
42
20
44
64

High Clouds (% Sky Obscured)

35
40
50
70
70
75
75
67
83
100
100
100
100
76
49
23
47
71
96
80
61
42
59
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
3
3
3
3
3
3
3
5
7
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
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
9
27
46
47
45
61
63
57
49
49
52
60
71
77
77
54
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
3
3
3
3
3
4
4
4
4
4
3
4
4
5
6
6
7
9
10
11
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
94
96
96
96
96
94
94
96
98
100
98
100
100
98
98
98
98
94
88
85
86

Pressure (mb)

1016
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1016

Ozone (du)

319
318
315
312
313
312
310
310
311
310
309
311
312
312
314
317
320
322
325
327
330
333
336
338

Wednesday 11

Waning Crescent 23%

03:56

12:50

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

Sun - Rise: 07:01, Set: 17:44, Transit: 12:22. Moon - Rise: 03:56, Set: 12:50. Civil Dark: 18:10 - 06:34. Nautical Dark: 18:41 - 06:03. Astro Dark: 19:12 - 05:32

Total Clouds (% Sky Obscured)

93
86
78
68
52
37
24
43
55
66
71
76
82
70
60
50
47
44
41
43
44
51
55
42

Low Clouds (% Sky Obscured)

0
14
28
42
40
37
24
43
53
61
67
72
78
67
56
41
36
34
35
31
24
19
0
0

Medium Clouds (% Sky Obscured)

57
47
37
29
19
9
0
8
12
17
13
6
0
0
0
0
0
0
0
3
3
3
2
2

High Clouds (% Sky Obscured)

82
66
48
31
32
22
2
27
49
66
67
67
62
53
44
29
13
9
10
12
13
14
14
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
86
86
84
84
86
86
86
86
84
86
86
87
78
73
67
62
58
53
55
57
60
62

Pressure (mb)

1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1021

Ozone (du)

341
343
348
352
357
357
356
356
359
361
364
366
368
370
370
371
371
376
381
386
386
385
385
382

Thursday 12

Waning Crescent 15%

04:46

13:48

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

Sun - Rise: 07:00, Set: 17:45, Transit: 12:22. Moon - Rise: 04:46, Set: 13:48. Civil Dark: 18:11 - 06:33. Nautical Dark: 18:42 - 06:02. Astro Dark: 19:13 - 05:31

Total Clouds (% Sky Obscured)

19
18
15
16
19
18
18
22
53
68
64
70
72
91
90
90
81
81
72

Low Clouds (% Sky Obscured)

0
0
0
1
1
1
1
1
0
0
26
51
72
85
90
90
81
81
72

Medium Clouds (% Sky Obscured)

3
6
11
16
19
18
18
22
53
63
59
60
52
66
66
75
75
81
72

High Clouds (% Sky Obscured)

8
8
7
8
11
13
14
15
15
16
44
70
72
91
90
90
81
81
72

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
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
5
11
39
56
62
52
40
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.3
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
-3
-3
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3
-4
-4
-4
-4
-3

Dew Point (°C)

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

Relative Humidity (%)

64
67
69
69
71
72
72
74
72
72
71
72
72
72
63
54
47
42
38

Pressure (mb)

1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1021

Ozone (du)

380
378
378
378
378
377
375
374
374
375
375
378
381
384
385
386
387
387
386

Forecast for Friendship Acres, Charles County, United States of America (38.44,-77.13)

Generated: 06/02/26 18:28:39. Forecast: 06/02/26 to 12/02/26. Timezone: UTC-5.00