Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 7

Waning Crescent 6%

04:25

17:22

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

Sun - Rise: 07:12, Set: 18:20, Transit: 12:46. Moon - Rise: 04:25, Set: 17:22. Civil Dark: 18:54 - 06:39. Nautical Dark: 19:33 - 06:00. Astro Dark: 20:12 - 05:21

Total Clouds (% Sky Obscured)

3
6
16
27
29
24
25
24
17
6
0
0
16
19
11
13
16
35
98
96
100
97
94
100

Low Clouds (% Sky Obscured)

3
6
16
27
29
24
25
22
17
6
0
0
16
19
11
8
8
1
32
33
48
35
25
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
32
53
72
86
92
86

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
9
32
96
49
100
53
53
91

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
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
15

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)

11
12
12
13
13
13
12
12
12
12
14
15
14
13
13
12
12
10
10
7
5
6
7
9

Chance of Frost

Temperature (°C)

8
8
7
7
7
7
7
6
6
6
8
9
11
12
13
14
14
14
14
13
11
10
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
79
82
82
84
85
82
83
83
82
73
62
55
48
41
37
34
34
38
47
53
63
61
53

Pressure (mb)

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

Ozone (du)

333
328
329
327
322
316
311
308
306
304
304
303
301
299
298
294
292
290
287
283
281
279
276
275

Thursday 8

Waning Crescent 2%

05:45

17:34

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
18 OK
19 OK
20 Good
21 OK
22 Good

Sun - Rise: 07:14, Set: 18:18, Transit: 12:46. Moon - Rise: 05:45, Set: 17:34. Civil Dark: 18:52 - 06:41. Nautical Dark: 19:30 - 06:02. Astro Dark: 20:10 - 05:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
96
93
61
57
25
18
1
20
2

Low Clouds (% Sky Obscured)

73
87
94
100
100
97
97
89
82
88
77
69
83
100
97
91
89
53
56
20
16
1
16
0

Medium Clouds (% Sky Obscured)

100
100
99
100
98
80
41
64
78
80
100
100
62
22
31
25
37
14
0
0
0
0
0
0

High Clouds (% Sky Obscured)

64
92
100
100
100
100
100
100
97
71
100
74
60
1
0
0
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

9
7
4
8
3
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

53
95
95
95
69
7
8
6
2
2
0
2
29
30
26
41
59
50
26
6
0
0
0
0

Precipitation Amount (mm)

0
0.6
1
1
0.4
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
13
15
17
18
17
16
16
16
16
18
18
18
19
20
19
19
18
17
14
11
11
11

Chance of Frost

Temperature (°C)

11
10
10
10
11
12
13
13
14
14
15
16
17
17
17
17
18
18
17
17
15
13
12
11

Feels Like (°C)

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

Dew Point (°C)

4
6
7
8
9
10
11
12
12
12
13
13
14
14
14
14
15
15
13
10
9
8
8
7

Relative Humidity (%)

62
74
81
84
87
88
90
93
92
86
87
81
83
83
83
83
86
81
74
64
67
70
73
77

Pressure (mb)

1021
1020
1019
1017
1016
1015
1014
1013
1013
1012
1012
1012
1012
1011
1011
1010
1009
1009
1009
1009
1010
1011
1011
1012

Ozone (du)

276
274
274
275
275
274
275
275
274
274
274
273
272
274
276
277
278
278
279
281
283
288
291
292

Friday 9

Waning Crescent 0%

07:04

17:46

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

Sun - Rise: 07:16, Set: 18:16, Transit: 12:46. Moon - Rise: 07:04, Set: 17:46. Civil Dark: 18:49 - 06:42. Nautical Dark: 19:28 - 06:03. Astro Dark: 20:08 - 05:24

Total Clouds (% Sky Obscured)

9
62
62
35
57
52
27
30
26
30
40
73
69
57
79
61
55
51
61
40
31
22
15
12

Low Clouds (% Sky Obscured)

5
3
12
30
57
52
21
25
24
30
40
64
54
38
55
43
37
30
26
22
19
16
14
11

Medium Clouds (% Sky Obscured)

0
8
4
0
0
0
0
3
0
0
0
0
0
0
12
0
0
15
27
21
15
7
0
0

High Clouds (% Sky Obscured)

2
30
35
0
11
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
7
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
1
1
0
0
0
0
0
0
0
1
7
10
22
29
21
2
5
6
6
2
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)

11
11
11
11
11
11
12
11
12
12
13
16
16
16
17
18
19
18
17
15
13
13
12
11

Chance of Frost

Temperature (°C)

10
10
9
9
9
9
9
8
8
8
10
11
12
13
13
14
14
14
14
12
11
11
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
78
78
80
68
67
65
64
62
61
59
63
60
55
50
51
59
57
60
64
67
67
69

Pressure (mb)

1012
1012
1013
1013
1013
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

293
295
296
295
296
299
302
304
306
309
310
311
312
311
310
310
310
310
309
308
309
309
308
309

Saturday 10

New Moon 1%

08:23

18:00

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

Sun - Rise: 07:17, Set: 18:14, Transit: 12:46. Moon - Rise: 08:23, Set: 18:00. Civil Dark: 18:47 - 06:44. Nautical Dark: 19:26 - 06:05. Astro Dark: 20:05 - 05:26

Total Clouds (% Sky Obscured)

11
9
12
15
18
43
53
50
54
54
54
56
54
45
49
43
38
48
65
65
58
57
58
68

Low Clouds (% Sky Obscured)

10
8
11
13
16
14
11
8
7
16
18
34
42
45
45
41
36
44
58
65
58
57
53
51

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
1
2
27
35
35
45
54
54
44
0
0
0
0
0
0
0
2
0
0
0
15

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)

11
11
11
11
10
10
10
10
10
10
11
12
12
12
12
11
11
10
8
6
4
4
4
3

Chance of Frost

Temperature (°C)

9
8
8
7
7
7
7
7
7
8
9
11
12
13
14
14
15
15
13
12
11
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
71
74
78
81
81
79
78
71
61
49
46
46
46
45
45
46
53
59
61
60
56
51

Pressure (mb)

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

Ozone (du)

309
309
309
309
310
309
310
310
308
307
305
305
303
304
305
305
306
307
307
307
306
306
306
304

Sunday 11

Waxing Crescent 4%

09:41

18:17

23 Bad
00 OK
01 OK
02 OK
03 OK
04 Bad
05 OK
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

Sun - Rise: 07:19, Set: 18:11, Transit: 12:45. Moon - Rise: 09:41, Set: 18:17. Civil Dark: 18:45 - 06:45. Nautical Dark: 19:24 - 06:07. Astro Dark: 20:03 - 05:28

Total Clouds (% Sky Obscured)

57
37
34
37
45
64
48
96
87
100
98
100
100
100
100
100
100
100
100
100
99
98
96
84

Low Clouds (% Sky Obscured)

28
2
0
0
0
7
13
19
16
15
14
18
20
25
26
26
22
30
35
43
43
39
36
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
3
11
17
20
19
18
18
30
42
55
66
79
92
79

High Clouds (% Sky Obscured)

26
35
34
32
35
53
29
93
79
100
97
100
100
100
100
100
100
100
100
100
85
70
55
36

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
1
1
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)

3
3
4
4
3
3
4
3
3
4
4
5
7
9
10
10
11
11
10
10
9
9
9
9

Chance of Frost

Temperature (°C)

9
8
7
7
6
6
6
7
7
8
10
12
13
15
16
16
16
17
16
15
14
14
14
13

Feels Like (°C)

5
6
6
6
7
7
5
7
5
7
8
10
11
11
13
12
12
13
13
13
14
10
11
10

Dew Point (°C)

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

Relative Humidity (%)

49
54
65
78
84
84
84
85
87
84
74
65
60
54
51
49
48
47
51
54
60
64
69
74

Pressure (mb)

1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

302
300
299
296
293
291
290
289
290
288
287
286
284
280
278
277
275
273
273
273
272
272
271
271

Monday 12

Waxing Crescent 9%

10:58

18:40

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

Sun - Rise: 07:21, Set: 18:09, Transit: 12:45. Moon - Rise: 10:58, Set: 18:40. Civil Dark: 18:43 - 06:47. Nautical Dark: 19:22 - 06:08. Astro Dark: 20:01 - 05:29

Total Clouds (% Sky Obscured)

71
58
49
42
35
53
74
96
97
98
99
99
99
100
100
100
100
93
87
81
55
31
6
29

Low Clouds (% Sky Obscured)

16
16
15
17
19
37
54
72
81
89
97
93
90
85
88
91
90
88
87
81
53
26
0
3

Medium Clouds (% Sky Obscured)

67
56
45
34
22
28
33
39
41
41
40
29
18
6
22
31
44
23
8
0
0
0
0
0

High Clouds (% Sky Obscured)

22
6
9
11
13
28
48
65
75
72
67
66
81
100
88
74
50
36
22
10
10
9
6
29

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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
0
2
2
0
26
41
46
54
46
30
24
23
29
35
35
22
18
10
1
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
10
10
11
11
12
12
13
13
14
14
15
15
16
15
13
12
9
7
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
11
11
10
10
11
10
11
11
11
11
12
13
14
14
15
14
14
14
15
14
15

Dew Point (°C)

9
8
8
8
7
7
8
8
8
9
10
12
13
14
16
16
16
16
15
15
15
13
11
10

Relative Humidity (%)

72
70
69
68
66
64
65
66
66
69
73
79
82
85
88
89
89
90
89
90
90
86
84
81

Pressure (mb)

1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1021
1022
1022
1023
1024

Ozone (du)

270
269
268
267
266
265
265
266
266
267
268
269
274
278
283
285
287
289
292
295
298
300
301
302

Tuesday 13

Waxing Crescent 15%

12:11

19:10

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
18 OK

Sun - Rise: 07:23, Set: 18:07, Transit: 12:45. Moon - Rise: 12:11, Set: 19:10. Civil Dark: 18:41 - 06:49. Nautical Dark: 19:20 - 06:10. Astro Dark: 19:59 - 05:31

Total Clouds (% Sky Obscured)

54
78
84
90
95
96
98
100
85
72
67
73
88
94
94
94
90
77
60
45

Low Clouds (% Sky Obscured)

4
5
6
6
7
8
10
13
13
14
16
14
13
14
20
29
37
55
60
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
10
18
23
24
30
27
24
21
16
7
0

High Clouds (% Sky Obscured)

51
73
80
87
94
96
98
100
84
68
52
62
74
85
84
82
82
56
31
6

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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

12
11
10
10
10
10
10
10
9
11
12
13
14
15
17
17
17
18
17
16

Feels Like (°C)

13
13
12
8
8
9
9
9
8
9
9
9
10
11
11
16
16
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

84
88
90
91
90
90
88
87
85
76
66
60
53
49
44
42
40
38
41
45

Pressure (mb)

1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025

Ozone (du)

303
303
303
303
304
304
306
309
311
310
309
308
308
307
306
306
305
305
304
304

Forecast for Old Harlow, Essex, United Kingdom (51.80,0.14)

Generated: 07/10/26 23:00:15. Forecast: 07/10/26 to 13/10/26. Timezone: UTC+1.00