Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Third Quarter 41%

01:59

11:05

12 OK
13 OK
14 OK
15 OK
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

Sun - Rise: 06:59, Set: 17:30, Transit: 12:15. Moon - Rise: 01:59, Set: 11:05. Civil Dark: 17:58 - 06:31. Nautical Dark: 18:30 - 05:59. Astro Dark: 19:02 - 05:27

Total Clouds (% Sky Obscured)

36
29
28
34
100
100
99
96
100
91
99
100
95
100
100
100
100
100
99
100
100
87
98
100

Low Clouds (% Sky Obscured)

4
5
3
3
3
3
3
3
3
2
2
2
2
2
4
11
5
4
29
23
42
48
6
46

Medium Clouds (% Sky Obscured)

2
1
2
4
100
98
99
95
89
68
18
3
35
62
100
100
100
100
89
91
30
30
38
100

High Clouds (% Sky Obscured)

2
3
13
32
53
100
73
42
100
80
97
100
92
100
100
100
100
100
96
100
100
63
68
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
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
81
79
87
92
92
90
89
89
89
87
88
87
88
88
88
92
90
92
87
85
84
84

Pressure (mb)

1028
1026
1025
1024
1024
1024
1024
1025
1025
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1020

Ozone (du)

365
364
361
363
365
367
365
358
352
350
351
354
354
354
353
353
353
350
347
346
344
343
337
334

Tuesday 10

Waning Crescent 32%

02:59

11:46

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 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:58, Set: 17:32, Transit: 12:15. Moon - Rise: 02:59, Set: 11:46. Civil Dark: 18:00 - 06:30. Nautical Dark: 18:31 - 05:58. Astro Dark: 19:03 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
30
35
60
80
69
60
64
73
80
98
88

Low Clouds (% Sky Obscured)

6
2
2
3
3
2
44
70
100
100
100
73
25
25
30
58
65
66
60
64
73
80
98
88

Medium Clouds (% Sky Obscured)

100
100
93
100
24
25
20
34
50
100
78
35
50
7
7
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
96
0
1
0
25
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
9
1
0
0
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 (%)

1
0
0
0
0
0
0
8
29
29
6
7
0
0
0
0
0
0
0
1
1
2
15
3

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
5
5
5
6
6
5
2
3
4
5
6
9
10
11
12
12
11
11
11
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
94
98
96
94
94
94
94
98
98
100
100
98
98
93
86
84
83
84
83
83
83
84

Pressure (mb)

1019
1018
1016
1015
1014
1013
1012
1012
1011
1010
1009
1008
1008
1008
1009
1009
1009
1009
1010
1011
1011
1012
1012
1012

Ozone (du)

329
326
324
323
320
318
317
317
319
318
319
321
320
324
326
327
329
329
331
330
333
336
338
341

Wednesday 11

Waning Crescent 23%

03:56

No Set

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

Sun - Rise: 06:56, Set: 17:33, Transit: 12:15. Moon - Rise: 03:56, Set: No Set. Civil Dark: 18:01 - 06:29. Nautical Dark: 18:33 - 05:57. Astro Dark: 19:04 - 05:25

Total Clouds (% Sky Obscured)

87
89
87
90
68
45
27
30
41
47
41
41
24
23
19
10
6
2
2
10
18
27
38
57

Low Clouds (% Sky Obscured)

87
89
87
90
68
45
27
30
41
47
41
41
24
23
19
9
5
1
1
10
18
27
38
54

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)

0
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
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 (%)

14
1
3
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)

14
14
14
14
14
13
13
12
12
12
13
13
13
12
12
12
12
12
12
11
12
12
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
81
79
76
76
78
81
80
78
78
81
79
79
81
81
81
81
79
81
81
78
78
74

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1014
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1019
1019
1019
1019

Ozone (du)

345
353
357
363
364
368
372
373
374
373
376
379
385
385
384
382
381
380
380
381
384
386
388
388

Thursday 12

Waning Crescent 15%

04:46

12:36

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

Sun - Rise: 06:55, Set: 17:34, Transit: 12:15. Moon - Rise: 04:46, Set: 12:36. Civil Dark: 18:02 - 06:27. Nautical Dark: 18:34 - 05:56. Astro Dark: 19:05 - 05:24

Total Clouds (% Sky Obscured)

68
59
50
47
57
34
42
40
41
45
75
70
61
66
74
82
82
79
65
23
13
0
0
0

Low Clouds (% Sky Obscured)

65
55
50
47
57
34
41
40
41
43
44
39
34
42
54
68
67
62
57
23
13
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
3
16
41
35
45
25
20
15
20
11
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
25
40
25
25
30
45
8
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 (%)

2
0
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
70
70
71
74
78
76
75
78
79
78
78
79
77
76
76
76
77
76
74
69
64
62

Pressure (mb)

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

Ozone (du)

392
390
390
389
387
387
387
387
387
391
393
396
397
398
396
396
396
397
397
394
395
398
400
400

Friday 13

Waning Crescent 9%

05:28

13:34

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 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:54, Set: 17:35, Transit: 12:15. Moon - Rise: 05:28, Set: 13:34. Civil Dark: 18:03 - 06:26. Nautical Dark: 18:35 - 05:54. Astro Dark: 19:06 - 05:23

Total Clouds (% Sky Obscured)

0
1
1
2
2
2
0
0
4
3
0
8
5
3
2
1
1
0
0
0
0
0
1
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
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)

0
0
0
0
0
0
0
0
0
0
0
7
4
3
2
1
1
0
0
0
0
0
1
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
61
61
62
66
74
76
76
75
73
73
73
73
73
72
70
68
69
70
72
68
62
59
55

Pressure (mb)

1024
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1026
1025
1025
1025
1026
1026
1026
1026
1026
1026

Ozone (du)

400
399
397
397
400
402
402
402
405
407
404
407
408
403
401
399
396
395
393
391
390
389
387
386

Saturday 14

Waning Crescent 4%

06:04

14:37

12 Good
13 OK
14 OK
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

Sun - Rise: 06:53, Set: 17:36, Transit: 12:15. Moon - Rise: 06:04, Set: 14:37. Civil Dark: 18:04 - 06:25. Nautical Dark: 18:36 - 05:53. Astro Dark: 19:07 - 05:22

Total Clouds (% Sky Obscured)

12
23
45
85
91
100
97
100
97
93
96
96
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
16
32
46
52
60
69
64
62
69
76
84
91
94
97

Medium Clouds (% Sky Obscured)

0
0
0
0
26
55
83
89
94
93
42
29
35
50
68
86
91
95
100
100
100
100
100
100

High Clouds (% Sky Obscured)

12
23
45
85
91
100
97
100
97
69
68
80
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
9
9
9
9
8
8
5

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
21
36
60
80
89
94
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.6
0.9
0.8
0.9
1.4
1.9

Wind Speed/Direction (mph)

4
4
4
4
3
3
2
2
2
2
2
2
3
4
4
4
5
5
6
6
8
9
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
51
54
57
61
65
71
77
72
71
68
70
70
71
72
74
75
74
75
74
77
80
81
88

Pressure (mb)

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

Ozone (du)

386
385
391
397
403
403
404
405
402
399
396
392
389
385
379
372
366
363
360
357
355
353
351
346

Sunday 15

Waning Crescent 1%

06:35

15:45

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:51, Set: 17:38, Transit: 12:15. Moon - Rise: 06:35, Set: 15:45. Civil Dark: 18:05 - 06:24. Nautical Dark: 18:37 - 05:52. Astro Dark: 19:08 - 05:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
97
95
93
91
86
92
95

Low Clouds (% Sky Obscured)

100
99
98
98
97
96
97
95
94
91
84
73
67
67
69
69
63
58
70

Medium Clouds (% Sky Obscured)

100
100
100
100
99
99
99
100
100
100
99
99
97
85
72
56
36
19
2

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
73
57
25
35
25
25
7
4
0
0
0
0

ISS Passover

Visibility (miles)

3
0
0
0
0
0
0
0
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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
92
75
69
63
56

Precipitation Amount (mm)

2.6
2.4
2.4
2.7
2.2
1.7
1.2
1.3
1.4
1.6
1.4
1.3
1.2
0.9
0.6
0.4
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Feels Like (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-4
-4
-4
-4
-4

Dew Point (°C)

-1
0
0
1
0
0
1
1
0
1
1
1
1
1
1
1
1
1
1

Relative Humidity (%)

92
100
100
100
98
98
100
100
98
100
100
100
100
98
100
100
100
100
100

Pressure (mb)

1014
1013
1012
1011
1009
1009
1009
1009
1009
1009
1008
1009
1009
1009
1009
1009
1010
1010
1011

Ozone (du)

341
335
330
325
320
320
321
321
321
321
320
326
331
336
331
325
320
319
317

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

Generated: 09/02/26 12:23:03. Forecast: 09/02/26 to 15/02/26. Timezone: UTC-5.00