Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 19

Waxing Crescent 1%

08:05

18:00

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

Sun - Rise: 07:19, Set: 17:05, Transit: 12:12. Moon - Rise: 08:05, Set: 18:00. Civil Dark: 17:35 - 06:49. Nautical Dark: 18:08 - 06:16. Astro Dark: 18:40 - 05:44

Total Clouds (% Sky Obscured)

26
26
14
12
4
3
4
55
86
83
43
68
14
16
27
47
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

5
4
5
5
4
3
4
55
86
83
36
48
10
11
27
34
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

14
2
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
1
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
1
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
0
0
0
15
6
12
1
0
0
0
0
0
0
0
0
0
0
4
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)

6
5
4
4
6
8
10
11
11
11
11
11
11
11
12
14
14
13
12
11
10
10
9
9

Chance of Frost

Temperature (°C)

-7
-8
-8
-8
-6
-4
-2
-1
-0
0
0
0
-1
-1
-2
-3
-5
-6
-8
-9
-9
-9
-10
-10

Feels Like (°C)

-10
-10
-11
-10
-9
-7
-6
-5
-5
-5
-5
-4
-5
-5
-7
-10
-10
-11
-12
-13
-13
-13
-14
-14

Dew Point (°C)

-9
-10
-10
-10
-9
-6
-5
-4
-3
-4
-4
-4
-6
-5
-7
-8
-9
-10
-11
-12
-13
-13
-13
-14

Relative Humidity (%)

82
83
85
88
82
82
82
81
80
77
74
73
70
74
72
72
70
76
74
74
75
75
75
75

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1015
1014
1014
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025

Ozone (du)

362
351
349
348
349
349
348
350
349
344
344
343
344
345
346
350
357
367
372
377
380
383
387
389

Tuesday 20

Waxing Crescent 4%

08:33

19:07

05 Good
06 Bad
07 Bad
08 Bad
09 OK
10 Good
11 Good
12 OK
13 OK
14 OK
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

Sun - Rise: 07:18, Set: 17:06, Transit: 12:12. Moon - Rise: 08:33, Set: 19:07. Civil Dark: 17:36 - 06:49. Nautical Dark: 18:09 - 06:16. Astro Dark: 18:41 - 05:43

Total Clouds (% Sky Obscured)

0
70
60
77
20
0
2
39
43
38
6
2
2
2
0
0
0
0
0
0
0
0
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
2
0
2
39
38
38
6
1
2
1
0
0
0
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

0
65
60
77
20
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 (%)

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
8
9
9
11
13
13
14
13
12
11
11
8
6
5
6
6
6
5
4
4
4
3
3

Chance of Frost

Temperature (°C)

-11
-10
-11
-11
-10
-9
-8
-7
-7
-6
-6
-7
-7
-8
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10

Feels Like (°C)

-14
-14
-16
-17
-16
-15
-13
-13
-13
-12
-12
-11
-11
-11
-11
-12
-12
-12
-12
-12
-12
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

76
77
75
75
72
69
68
67
66
66
67
68
71
74
77
75
71
72
74
77
78
78
81
83

Pressure (mb)

1025
1026
1027
1028
1029
1029
1030
1029
1029
1029
1029
1030
1031
1032
1033
1033
1034
1034
1034
1034
1034
1035
1034
1034

Ozone (du)

393
397
397
401
406
410
416
420
424
431
427
424
423
420
423
425
421
412
401
397
395
390
378
370

Wednesday 21

Waxing Crescent 9%

08:58

20:14

05 Good
06 Good
07 Good
08 Good
09 OK
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 OK
23 OK
00 OK
01 Good
02 Good
03 Good
04 OK

Sun - Rise: 07:17, Set: 17:08, Transit: 12:13. Moon - Rise: 08:58, Set: 20:14. Civil Dark: 17:37 - 06:48. Nautical Dark: 18:10 - 06:15. Astro Dark: 18:42 - 05:43

Total Clouds (% Sky Obscured)

2
16
16
18
46
71
76
99
100
99
98
96
92
81
68
61
48
25
25
25
10
3
1
33

Low Clouds (% Sky Obscured)

2
1
1
2
14
21
0
0
0
21
72
40
15
0
19
7
20
25
15
10
4
1
0
1

Medium Clouds (% Sky Obscured)

0
9
9
0
34
59
69
99
100
94
87
84
84
81
62
61
48
25
25
25
4
0
0
8

High Clouds (% Sky Obscured)

0
1
1
17
10
32
38
37
49
34
34
30
25
20
20
15
20
15
15
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
0
0
0
0
0
0
0
0
0
0
0
0
4
1
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)

3
4
3
3
6
8
10
11
12
11
11
12
12
13
14
14
13
13
13
12
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
83
81
79
71
66
64
63
63
65
63
63
66
65
65
66
62
64
65
69
71
74
75

Pressure (mb)

1034
1034
1034
1034
1034
1033
1033
1031
1029
1028
1027
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1020

Ozone (du)

364
358
355
353
353
352
349
347
346
345
347
349
348
348
347
346
347
350
352
354
356
358
360
362

Thursday 22

Waxing Crescent 16%

09:21

21:22

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 OK
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 07:17, Set: 17:09, Transit: 12:13. Moon - Rise: 09:21, Set: 21:22. Civil Dark: 17:38 - 06:48. Nautical Dark: 18:11 - 06:15. Astro Dark: 18:43 - 05:43

Total Clouds (% Sky Obscured)

72
100
95
90
68
60
62
86
54
50
81
91
91
92
78
66
53
53
47
17
10
10
11
10

Low Clouds (% Sky Obscured)

5
5
5
15
2
2
2
25
2
0
0
17
36
57
47
39
30
21
11
0
4
9
11
9

Medium Clouds (% Sky Obscured)

23
45
56
57
55
36
12
0
0
0
3
24
76
76
62
36
20
15
20
5
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
32
61
86
54
50
81
79
76
62
50
42
45
50
47
17
6
6
4
7

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
1
1
0
0
0
1
3
2
4
4
0
1
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
7
7
7
8
8
9
10
11
11
10
9
6
5
5
5
5
5
5
6
6
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
77
77
77
73
72
66
60
59
61
65
70
70
70
72
70
67
66
67
69
68
62

Pressure (mb)

1020
1020
1021
1021
1020
1020
1020
1019
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021

Ozone (du)

361
362
362
363
365
368
366
367
371
375
375
378
376
373
370
368
370
366
363
360
357
358
359
359

Friday 23

Waxing Crescent 25%

09:43

22:30

05 Good
06 Good
07 Good
08 Good
09 Good
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
04 Bad

Sun - Rise: 07:16, Set: 17:10, Transit: 12:13. Moon - Rise: 09:43, Set: 22:30. Civil Dark: 17:39 - 06:47. Nautical Dark: 18:12 - 06:14. Astro Dark: 18:44 - 05:42

Total Clouds (% Sky Obscured)

6
8
6
6
14
49
66
82
80
87
88
90
88
91
94
98
100
100
100
100
90
81
73
79

Low Clouds (% Sky Obscured)

4
0
0
0
0
21
40
61
49
38
33
27
12
0
0
0
0
4
12
19
12
4
0
0

Medium Clouds (% Sky Obscured)

1
3
3
3
13
49
50
55
51
58
58
46
38
25
47
72
100
99
96
96
80
62
44
61

High Clouds (% Sky Obscured)

3
6
6
5
14
49
65
55
50
50
70
66
77
82
91
90
90
90
91
91
76
62
47
57

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)

9
9
9
9
9
9
11
12
14
13
13
13
14
14
15
14
15
14
15
15
15
14
14
13

Chance of Frost

Temperature (°C)

-3
-3
-4
-4
-3
-2
-1
-0
1
1
1
0
-1
-3
-5
-6
-8
-9
-10
-11
-12
-13
-13
-14

Feels Like (°C)

-6
-7
-7
-7
-7
-7
-7
-7
-6
-5
-5
-5
-7
-9
-12
-12
-13
-14
-14
-15
-16
-20
-20
-20

Dew Point (°C)

-10
-11
-11
-11
-12
-12
-11
-12
-12
-11
-10
-10
-11
-12
-15
-18
-21
-23
-24
-24
-25
-25
-25
-25

Relative Humidity (%)

57
57
57
58
51
45
45
42
40
41
43
46
48
48
45
40
34
30
31
32
33
33
35
36

Pressure (mb)

1021
1022
1022
1023
1023
1023
1022
1021
1020
1020
1020
1020
1021
1022
1024
1025
1026
1028
1029
1030
1031
1031
1032
1033

Ozone (du)

358
355
352
350
351
356
370
368
356
348
336
329
329
328
319
319
319
318
319
319
319
319
318
317

Saturday 24

Waxing Crescent 36%

10:06

23:40

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 OK
18 Good
19 Good
20 OK
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:15, Set: 17:11, Transit: 12:13. Moon - Rise: 10:06, Set: 23:40. Civil Dark: 17:40 - 06:46. Nautical Dark: 18:13 - 06:14. Astro Dark: 18:45 - 05:41

Total Clouds (% Sky Obscured)

84
81
79
78
78
79
76
66
65
75
100
68
36
4
10
27
44
62
86
100
85
77
65
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
3
10
10
10
5
20

Medium Clouds (% Sky Obscured)

78
81
79
20
15
7
5
0
2
3
2
1
2
0
0
0
0
0
10
70
85
77
65
80

High Clouds (% Sky Obscured)

66
77
77
78
78
78
66
48
65
75
99
68
36
4
10
27
44
62
86
100
80
50
15
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
4
3
3

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
5
8
9
13
17
19
27

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

Chance of Frost

Temperature (°C)

-14
-14
-14
-14
-13
-13
-12
-11
-10
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11

Feels Like (°C)

-20
-20
-21
-21
-20
-20
-19
-19
-19
-16
-16
-16
-15
-16
-15
-15
-15
-15
-15
-15
-16
-15
-15
-15

Dew Point (°C)

-26
-26
-27
-27
-27
-27
-27
-27
-26
-26
-26
-25
-25
-25
-24
-24
-24
-24
-24
-24
-23
-22
-21
-20

Relative Humidity (%)

34
33
32
30
29
28
27
25
24
25
25
25
26
27
29
30
30
31
32
33
34
38
42
46

Pressure (mb)

1033
1034
1035
1035
1036
1036
1036
1035
1034
1034
1034
1033
1034
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1033

Ozone (du)

314
311
308
307
306
304
302
299
296
297
298
299
298
298
297
297
296
296
297
298
299
301
302
304

Sunday 25

First Quarter 47%

10:31

00:53

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 OK
00 Good

Sun - Rise: 07:15, Set: 17:12, Transit: 12:14. Moon - Rise: 10:31, Set: 00:53. Civil Dark: 17:41 - 06:46. Nautical Dark: 18:14 - 06:13. Astro Dark: 18:46 - 05:41

Total Clouds (% Sky Obscured)

95
95
100
95
95
90
80
75
75
75
80
80
80
80
81
77
73
52
26
0

Low Clouds (% Sky Obscured)

40
50
55
55
50
50
50
40
35
20
20
35
20
15
5
5
4
3
1
0

Medium Clouds (% Sky Obscured)

95
95
95
90
85
80
75
70
69
68
72
45
25
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

20
15
5
9
18
9
3
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
1
0
1
2
2
5
7
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
38
39
38
32
29
23
15
14
13
10
11
10
5
6
4
0
0
0
0

Precipitation Amount (mm)

0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-11
-11
-11
-11
-11
-10
-9
-9
-8
-8
-8
-7
-8
-8
-9
-9
-9
-10
-11
-11

Feels Like (°C)

-15
-15
-14
-16
-15
-14
-15
-14
-14
-13
-13
-13
-13
-12
-13
-14
-14
-14
-15
-15

Dew Point (°C)

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

Relative Humidity (%)

56
66
78
73
70
68
62
58
53
52
51
50
49
50
50
52
56
60
57
55

Pressure (mb)

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

Ozone (du)

307
311
314
319
323
328
335
343
350
351
353
354
353
353
352
353
355
356
359
362

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

Generated: 19/01/26 05:39:57. Forecast: 19/01/26 to 25/01/26. Timezone: UTC-5.00