Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 3

Waning Gibbous 93%

19:44

08:38

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:09, Set: 17:33, Transit: 12:22. Moon - Rise: 19:44, Set: 08:38. Civil Dark: 18:01 - 06:42. Nautical Dark: 18:33 - 06:10. Astro Dark: 19:04 - 05:39

Total Clouds (% Sky Obscured)

84
88
90
92
99
99
100
98
94
99
100
96
80
71
93
89
100
93
78
67
81
100
100
100

Low Clouds (% Sky Obscured)

4
10
41
53
81
87
88
83
77
99
100
92
67
61
87
70
66
46
27
0
3
5
4
3

Medium Clouds (% Sky Obscured)

84
88
90
92
99
99
100
98
94
88
12
7
5
0
4
79
59
81
72
35
81
100
100
100

High Clouds (% Sky Obscured)

84
31
8
3
7
9
28
6
6
2
0
1
2
33
39
64
100
82
54
54
75
100
67
99

ISS Passover

Visibility (miles)

9
9
9
9
9
6
0
0
0
0
0
0
0
2
5
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
Snow
Snow
Light Rain
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
2
16
55
89
88
59
39
27
18
2
1
0
0
0
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.7
0.6
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
96
96
94
100
100
100
98
100
100
98
98
96
94
89
80
77
75
76
73
74
78

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1022
1023
1024
1024
1024
1025
1024
1023
1023
1022
1023

Ozone (du)

325
322
325
329
334
343
341
349
348
357
364
373
376
372
367
366
372
378
382
382
379
379
380
378

Wednesday 4

Waning Gibbous 87%

20:49

09:01

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

Sun - Rise: 07:08, Set: 17:35, Transit: 12:22. Moon - Rise: 20:49, Set: 09:01. Civil Dark: 18:02 - 06:41. Nautical Dark: 18:34 - 06:10. Astro Dark: 19:05 - 05:39

Total Clouds (% Sky Obscured)

100
90
90
92
91
93
97
95
81
68
57
36
41
46
29
28
12
1
7
9
4
1
1
0

Low Clouds (% Sky Obscured)

1
2
4
0
3
0
36
33
5
0
25
17
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
90
60
89
25
93
78
95
28
29
20
18
26
30
24
24
9
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
3
0
0
50
55
10
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
94
94
94
94
96
94
94
94
94
94
92
92
92
90
89
78
74
72
70
67
67
66
71

Pressure (mb)

1023
1023
1024
1024
1023
1023
1023
1023
1023
1022
1021
1021
1021
1021
1021
1021
1022
1021
1021
1020
1018
1017
1017
1016

Ozone (du)

378
380
383
391
397
400
405
405
406
410
412
420
419
400
389
385
403
413
410
413
412
410
406
396

Thursday 5

Waning Gibbous 79%

21:53

09:23

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

Sun - Rise: 07:07, Set: 17:36, Transit: 12:22. Moon - Rise: 21:53, Set: 09:23. Civil Dark: 18:03 - 06:40. Nautical Dark: 18:35 - 06:09. Astro Dark: 19:06 - 05:38

Total Clouds (% Sky Obscured)

0
0
1
4
5
5
10
35
15
5
5
5
22
17
16
42
38
32
84
99
97
100
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
63
72
87
100
90

Medium Clouds (% Sky Obscured)

0
0
0
0
5
5
10
34
10
5
5
5
19
15
13
42
38
32
84
74
78
86
100
100

High Clouds (% Sky Obscured)

0
0
1
4
5
5
2
10
15
5
0
0
5
0
1
10
6
7
5
87
78
99
100
77

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
0
12
26
40
72

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
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
89
92
92
92
92
92
94
94
92
89
90
90
94
94
87
79
72
67
61
58
57
65
70

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013
1012
1012
1012
1012
1012
1011
1010
1008
1006
1005
1004
1002

Ozone (du)

398
399
398
401
406
410
412
413
404
402
414
420
415
415
403
398
392
389
389
390
395
391
386
388

Friday 6

Waning Gibbous 70%

22:55

09:47

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

Sun - Rise: 07:06, Set: 17:37, 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
100
94
87
80
70
56
46
52
59
70
47
31
15
10
4
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

82
73
69
68
67
50
34
17
34
51
69
47
31
15
10
4
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
92
64
45
24
24
27
28
17
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
0
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
0
0
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

73
64
43
27
13
5
2
0
0
0
0
1
2
1
3
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.3
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)

6
5
4
4
5
6
8
9
9
9
11
15
16
18
19
20
20
21
21
21
21
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-8
-9
-12
-13
-14
-14
-14
-13
-12
-12
-12
-12
-12

Dew Point (°C)

-2
-1
-1
0
1
0
-1
-3
-4
-4
-4
-7
-8
-12
-13
-14
-14
-15
-15
-15
-15
-14
-14
-14

Relative Humidity (%)

83
86
88
98
98
96
88
78
78
80
77
69
69
62
60
59
58
56
51
50
49
49
49
50

Pressure (mb)

1003
1003
1003
1003
1003
1003
1004
1004
1004
1005
1006
1007
1008
1010
1012
1014
1015
1017
1017
1018
1018
1019
1019
1020

Ozone (du)

390
398
400
399
406
410
416
413
412
413
418
416
416
410
405
409
420
418
415
415
417
406
394
387

Saturday 7

Waning Gibbous 61%

23:57

10:13

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

Sun - Rise: 07:05, Set: 17:38, 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)

0
0
0
0
1
1
3
1
0
0
50
18
43
46
57
73
77
71
69
67
78
89
100
95

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
9
24
43
55
71
77
71
69
66
78
89
100
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
40
8
20
25
25
20
20
16
12
11
17
32
40
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
4
5
7

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
1
0
0
0
0
0
0
0
0
0
0
3
7
10
23
29
34
35

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)

16
16
15
13
13
12
12
11
10
10
9
8
9
9
8
8
7
7
6
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-13
-12
-13
-13
-13
-13
-13
-13
-13
-15
-15
-16
-15
-15
-15
-15
-14
-14
-13
-7
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

51
55
56
58
59
60
61
60
61
61
60
58
57
57
55
51
47
44
40
37
35
35
35
36

Pressure (mb)

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

Ozone (du)

382
377
369
360
353
347
345
345
343
343
342
341
343
341
342
342
342
342
343
344
344
344
343
342

Sunday 8

Waning Gibbous 51%

00:59

10:43

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
14 Bad
15 Bad
16 OK

Sun - Rise: 07:04, Set: 17:39, 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)

92
94
95
97
99
99
100
100
92
88
82
86
90
91
96
98
100
93
88
86
78
68
53
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
5
7
5
2
0
12
23
35
40
46
49
48
44
47
43
41
37
27

Medium Clouds (% Sky Obscured)

92
94
95
97
99
99
99
100
79
67
54
63
77
90
93
97
100
93
85
69
38
18
4
1

High Clouds (% Sky Obscured)

35
40
49
55
65
84
95
100
70
40
10
25
40
58
71
85
99
82
68
52
35
17
0
0

ISS Passover

Visibility (miles)

5
4
2
4
7
9
9
9
9
8
6
5
6
8
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
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 (%)

37
37
35
33
30
25
19
5
7
6
2
2
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
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
4
4
4
5
5
5
5
5
5
4
5
5
5
6
7
7
8
8
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-10
-9
-9
-10
-10
-10
-10
-5
-4
-4

Dew Point (°C)

-14
-12
-11
-10
-9
-8
-8
-8
-7
-8
-8
-8
-8
-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9

Relative Humidity (%)

44
52
62
67
74
81
81
82
84
87
90
92
92
89
87
80
72
65
60
56
53
52
53
54

Pressure (mb)

1023
1023
1022
1022
1021
1021
1020
1019
1019
1018
1018
1017
1017
1018
1018
1019
1019
1020
1019
1019
1019
1019
1019
1019

Ozone (du)

344
346
348
354
360
366
367
367
368
367
366
365
366
366
366
367
368
369
369
369
369
364
360
355

Monday 9

Third Quarter 41%

02:00

11:18

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

Sun - Rise: 07:03, Set: 17:40, 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)

14
4
6
8
10
13
15
17
21
39
48
41
39
34
32
25
18
12
7
4

Low Clouds (% Sky Obscured)

14
0
0
0
1
1
1
1
12
24
39
40
39
34
32
25
18
12
6
0

Medium Clouds (% Sky Obscured)

1
0
1
3
7
11
15
17
21
36
35
24
15
6
4
3
1
1
1
1

High Clouds (% Sky Obscured)

1
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
72
84
84
82
84
86
89
91
91
90
90
90
90
90
79
70
60
59
56

Pressure (mb)

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

Ozone (du)

353
351
348
347
346
345
342
340
338
336
335
333
331
329
327
327
326
325
324
322

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

Generated: 03/02/26 17:45:02. Forecast: 03/02/26 to 09/02/26. Timezone: UTC-5.00