Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

First Quarter 55%

11:17

02:28

15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
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 OK
14 Bad

Sun - Rise: 06:39, Set: 17:48, Transit: 12:14. Moon - Rise: 11:17, Set: 02:28. Civil Dark: 18:15 - 06:12. Nautical Dark: 18:47 - 05:40. Astro Dark: 19:18 - 05:09

Total Clouds (% Sky Obscured)

80
75
60
16
14
19
11
98
69
97
100
100
100
100
100
100
100
100
88
85
83
85
20
41

Low Clouds (% Sky Obscured)

49
37
18
5
8
5
3
3
3
3
71
95
77
65
86
81
86
89
88
78
74
64
19
38

Medium Clouds (% Sky Obscured)

80
2
1
10
10
17
8
4
28
83
97
93
100
100
100
100
100
100
88
80
56
54
2
0

High Clouds (% Sky Obscured)

80
0
0
1
0
0
0
97
33
88
100
100
100
100
100
40
25
25
25
10
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
1
9
4
1
1
1
0
0
1
1
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
Snow
None
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
24
36
24
38
58
45
52
43
25
5
0
0
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
12
9
5
4
4
4
5
5
7
9
9
10
12
12
12
12
12
12
12
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-4
-5
-6
-7
-7
-8
-10
-9
-8
-8
-7
-6
-6
-6
-6
-5
-4
-4
-3
-2
0
2

Dew Point (°C)

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

Relative Humidity (%)

75
78
83
91
89
89
90
92
89
87
84
86
91
92
92
92
94
96
98
100
98
98
98
90

Pressure (mb)

1014
1014
1015
1015
1015
1015
1014
1014
1013
1012
1012
1011
1009
1007
1007
1006
1006
1006
1006
1006
1006
1005
1004
1004

Ozone (du)

432
434
430
428
425
429
433
430
428
429
432
435
433
431
429
428
424
427
430
436
438
439
440
440

Wednesday 25

Waxing Gibbous 67%

12:22

03:32

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

Sun - Rise: 06:37, Set: 17:49, Transit: 12:14. Moon - Rise: 12:22, Set: 03:32. Civil Dark: 18:16 - 06:10. Nautical Dark: 18:48 - 05:39. Astro Dark: 19:19 - 05:07

Total Clouds (% Sky Obscured)

88
34
15
3
3
35
80
86
53
23
23
31
77
96
100
100
100
100
100
100
93
84
25
32

Low Clouds (% Sky Obscured)

88
33
15
2
2
16
50
82
43
21
21
19
12
1
10
6
2
30
31
30
63
80
25
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
8
18
5
6
0
0
2
55
56
68
100
47
100
99
100
93
84
25
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
11
21
36
100
100
100
100
96
98
20
20
18
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
2
0
0

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
Snow
Snow
Snow

Precipitation Probability (%)

3
3
2
1
0
0
0
0
0
0
0
0
0
0
0
1
3
12
15
17
27
62
89
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
88
88
91
94
93
91
91
91
89
86
91
93
92
91
91
88
88
81
70
70
76
94
96

Pressure (mb)

1004
1004
1004
1005
1006
1006
1007
1008
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013
1014
1013
1013

Ozone (du)

439
441
440
440
444
447
451
453
453
451
447
448
451
451
453
454
446
443
438
436
437
439
436
433

Thursday 26

Waxing Gibbous 78%

13:35

04:25

15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 Good
21 OK
22 OK
23 OK
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

Sun - Rise: 06:36, Set: 17:50, Transit: 12:14. Moon - Rise: 13:35, Set: 04:25. Civil Dark: 18:17 - 06:09. Nautical Dark: 18:49 - 05:37. Astro Dark: 19:20 - 05:06

Total Clouds (% Sky Obscured)

46
32
23
29
14
11
29
26
11
42
44
41
45
57
63
73
82
76
76
76
77
77
76
76

Low Clouds (% Sky Obscured)

46
32
23
25
13
11
28
20
7
42
44
41
45
57
63
73
82
76
68
64
67
59
53
46

Medium Clouds (% Sky Obscured)

25
32
23
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
15
0
0
0
0
0
8
3
12
0
0
10
57
63
0
76
76
76
76
77
77
76
76

ISS Passover

Visibility (miles)

0
0
0
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

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 (%)

92
59
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.6
0.2
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
5
4
4
3
3
3
3
3
2
2
2
1
2
3
3
2
2
2
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
94
94
92
91
91
92
92
92
94
94
92
92
91
84
81
80
76
72
68
65

Pressure (mb)

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

Ozone (du)

430
429
432
425
418
413
410
407
404
401
398
395
392
391
391
393
396
397
397
395
394
390
388
386

Friday 27

Waxing Gibbous 87%

14:50

05:08

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 OK
14 Good

Sun - Rise: 06:34, Set: 17:51, Transit: 12:13. Moon - Rise: 14:50, Set: 05:08. Civil Dark: 18:18 - 06:07. Nautical Dark: 18:50 - 05:36. Astro Dark: 19:21 - 05:04

Total Clouds (% Sky Obscured)

81
85
85
85
85
86
76
64
64
75
55
70
63
98
65
68
73
73
72
64
62
67
36
17

Low Clouds (% Sky Obscured)

42
31
21
11
11
10
9
17
26
32
31
33
34
34
31
26
20
15
10
7
3
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
12
15
25
28
45
55
73
72
64
62
67
36
17

High Clouds (% Sky Obscured)

81
85
85
85
85
86
76
64
64
75
55
70
63
98
62
68
73
73
57
54
43
43
30
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
70
79
83
83
86
88
84
86
87
87
89
91
89
87
87
86
81
76
72
72
71
70
68

Pressure (mb)

1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1018
1017
1017
1016

Ozone (du)

383
382
380
378
378
380
378
375
375
371
370
368
366
365
367
366
365
364
362
362
360
362
362
359

Saturday 28

Waxing Gibbous 94%

No Rise

05:41

15 Good
16 Good
17 Good
18 OK
19 OK
20 OK
21 OK
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
13 Bad
14 Bad

Sun - Rise: 06:33, Set: 17:52, Transit: 12:13. Moon - Rise: No Rise, Set: 05:41. Civil Dark: 18:20 - 06:06. Nautical Dark: 18:51 - 05:34. Astro Dark: 19:22 - 05:03

Total Clouds (% Sky Obscured)

2
1
3
20
30
37
29
17
8
2
45
69
80
89
93
98
99
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
13
26
29
17
8
0
8
14
6
27
47
70
73
75
78
88
95
98
97
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
0
0
2
2
35
33
37
29
45
66
86
91
89
92
94
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
1
5
9
13
35
57
79
82
85

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
Snow
None
None
None
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
8
31
29
27
31
36
33
31
34
41
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
9
8
8
7
6
5
5
4
4
3
2
1
1
1
0
1
1
1
2
2
3
3

Feels Like (°C)

10
10
10
9
7
6
4
5
4
3
2
-1
-2
-3
-3
-4
-4
-3
-3
-3
-4
-4
-5
-1

Dew Point (°C)

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

Relative Humidity (%)

68
72
81
88
87
88
91
90
85
85
86
82
74
76
74
77
84
83
81
83
71
64
57
55

Pressure (mb)

1016
1016
1016
1017
1018
1018
1018
1019
1019
1019
1020
1021
1020
1021
1022
1023
1023
1024
1025
1025
1025
1026
1026
1026

Ozone (du)

359
359
360
361
361
358
358
355
353
352
353
356
360
359
359
359
358
359
361
362
365
367
370
370

Sunday 1

Waxing Gibbous 98%

16:04

06:09

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
14 Bad

Sun - Rise: 06:31, Set: 17:53, Transit: 12:13. Moon - Rise: 16:04, Set: 06:09. Civil Dark: 18:21 - 06:04. Nautical Dark: 18:52 - 05:33. Astro Dark: 19:23 - 05:01

Total Clouds (% Sky Obscured)

100
98
95
89
82
76
71
68
65
57
46
28
15
5
5
5
8
24
38
41
58
67
69
75

Low Clouds (% Sky Obscured)

99
82
64
47
31
15
0
1
1
0
7
10
10
5
5
5
8
24
27
34
33
40
38
37

Medium Clouds (% Sky Obscured)

95
93
92
89
63
28
33
34
32
32
46
28
15
5
5
0
0
0
0
0
10
67
69
75

High Clouds (% Sky Obscured)

88
84
85
76
64
52
40
49
42
41
46
27
15
5
5
5
8
24
38
41
45
45
40
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0
0
0

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

42
34
25
10
8
5
0
0
0
0
39
53
67
75
81
86
86
86
87
91
95
95
95
95

Precipitation Amount (mm)

0.2
0.1
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.4
0.4
0.5
0.5
0.5
0.5
0.6
0.6
0.7
0.8
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-1
-1
-0
-4
-4
-3
-4
-4
-4
-7
-7
-7
-7
-8
-8
-9
-9
-9
-9
-9
-9
-10

Dew Point (°C)

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

Relative Humidity (%)

53
50
53
55
58
55
54
54
51
49
46
58
72
89
90
92
96
94
94
94
96
94
96
94

Pressure (mb)

1026
1027
1028
1029
1029
1030
1030
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1033
1033
1032
1032
1031
1031

Ozone (du)

369
369
366
364
361
361
360
359
356
353
351
347
344
340
339
338
337
335
333
331
329
326
324
324

Monday 2

Waxing Gibbous 100%

17:15

06:33

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

Sun - Rise: 06:30, Set: 17:55, Transit: 12:13. Moon - Rise: 17:15, Set: 06:33. Civil Dark: 18:22 - 06:03. Nautical Dark: 18:53 - 05:31. Astro Dark: 19:25 - 05:00

Total Clouds (% Sky Obscured)

75
84
95
95
100
95
95
90
80
75
75
75
80
80
80
80
85
86
86
91
92
93

Low Clouds (% Sky Obscured)

32
35
46
50
55
55
50
49
49
38
34
20
20
35
20
15
5
5
5
5
5
5

Medium Clouds (% Sky Obscured)

75
84
95
95
95
90
85
80
75
70
69
68
72
55
45
32
21
12
4
15
26
38

High Clouds (% Sky Obscured)

15
10
20
15
5
10
20
15
10
5
5
5
0
0
0
0
7
13
24
35
82
87

ISS Passover

Visibility (miles)

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

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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
89
75
60
43
35
25
5
11
10
7
8
9
9
10
10
9

Precipitation Amount (mm)

1.3
1.3
1.4
1.5
1.1
0.8
0.6
0.4
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-10
-10
-11
-10
-11
-11
-11
-11
-10
-10
-10
-10
-10
-11
-11
-11
-10
-10
-9

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
94
94
96
94
94
92
94
94
94
94
94
94
94
94
94
94
94
94

Pressure (mb)

1031
1031
1032
1032
1033
1033
1034
1034
1034
1034
1034
1035
1035
1035
1035
1036
1036
1037
1037
1037
1037
1036

Ozone (du)

325
325
325
325
324
326
327
329
330
332
334
334
335
335
335
336
336
336
336
336
338
339

Forecast for Washington Park, Montgomery County, United States of America (40.10,-75.38)

Generated: 24/02/26 15:05:48. Forecast: 24/02/26 to 02/03/26. Timezone: UTC-5.00