Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 21%

03:46

12:48

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

Sun - Rise: 07:55, Set: 16:29, Transit: 12:13. Moon - Rise: 03:46, Set: 12:48. Civil Dark: 17:07 - 07:17. Nautical Dark: 17:48 - 06:36. Astro Dark: 18:28 - 05:57

Total Clouds (% Sky Obscured)

0
0
1
13
10
10
15
12
1
4
27
59
81
81
82
83
87
99
97
6
5
9
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
27
53
81
81
82
83
83
96
34
0
1
1
1
0

Medium Clouds (% Sky Obscured)

0
0
1
13
10
10
15
12
1
0
0
10
0
0
0
2
31
91
96
0
2
6
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

-
0
0
0
0
0
0
0
0
4
27
53
81
81
82
83
82
82
31
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
2
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.01
0
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
4
3
3
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
71
75
77
79
78
78
77
77
76
76
76
78
78
79
80
81
82
81
79
76
73
70

Pressure (mb)

1046
1046
1047
1047
1047
1048
1048
1048
1048
1049
1049
1049
1049
1049
1048
1048
1048
1048
1049
1048
1049
1048
1048
1047

Ozone (du)

340
339
338
337
336
337
337
338
338
337
337
336
336
335
335
335
335
337
339
340
340
339
337
334

Monday 20

Waning Crescent 13%

05:00

13:24

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 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:53, Set: 16:31, Transit: 12:13. Moon - Rise: 05:00, Set: 13:24. Civil Dark: 17:08 - 07:16. Nautical Dark: 17:50 - 06:35. Astro Dark: 18:29 - 05:56

Total Clouds (% Sky Obscured)

1
1
2
2
0
0
2
7
8
4
3
9
5
3
4
6
19
38
100
100
98
65
75
76

Low Clouds (% Sky Obscured)

1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
13
34
100
100
97
6
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
38
63
56
63
75
73

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
31
100
100
91
1
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
2
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
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
1
1
2
2
2
2
2
1
1
1
1
1
1
2
2
1
1
1
1
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
65
66
69
72
73
74
75
77
78
80
82
83
84
85
85
85
85
85
84
82
78
75
71

Pressure (mb)

1047
1046
1046
1046
1046
1045
1045
1045
1045
1044
1044
1044
1044
1043
1043
1042
1042
1042
1042
1042
1042
1042
1042
1041

Ozone (du)

331
327
323
319
316
317
319
321
321
320
318
318
317
317
316
315
313
312
309
308
307
306
305
304

Tuesday 21

Waning Crescent 6%

06:07

No Set

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

Sun - Rise: 07:52, Set: 16:33, Transit: 12:13. Moon - Rise: 06:07, Set: No Set. Civil Dark: 17:10 - 07:15. Nautical Dark: 17:51 - 06:34. Astro Dark: 18:30 - 05:55

Total Clouds (% Sky Obscured)

75
34
1
2
79
28
34
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
4
1
1
73
10
31
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

3
0
0
2
8
9
5
2
0
0
0
0
0
1
36
53
5
5
5
5
5
5
1
1

High Clouds (% Sky Obscured)

72
31
0
0
15
13
0
0
0
0
0
0
0
1
0
0
27
27
27
27
27
27
17
17

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
73
2
2
17
100
100
100
100
100
100
100
84
78
78
78
78
78
78
78
78

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
1
2
6
5
3
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.02
0.01
0.01
0
0.01
0.01
0.02
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
72
74
75
79
78
80
81
82
85
88
91
94
96
97
97
98
100
99
95
94
88
84

Pressure (mb)

1041
1041
1040
1040
1040
1040
1040
1040
1040
1040
1040
1039
1039
1039
1038
1038
1037
1038
1038
1038
1038
1038
1038
1037

Ozone (du)

303
303
302
301
301
301
302
303
305
307
310
313
315
318
320
322
323
324
324
325
326
327
329
330

Wednesday 22

Waning Crescent 2%

07:05

14:09

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:51, Set: 16:34, Transit: 12:14. Moon - Rise: 07:05, Set: 14:09. Civil Dark: 17:11 - 07:14. Nautical Dark: 17:52 - 06:33. Astro Dark: 18:32 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
99
99
99
83
83
83
83
83
83
100
100
100
100
100
100
87
87

Low Clouds (% Sky Obscured)

100
100
100
100
98
98
98
98
98
98
83
83
83
83
83
83
100
100
100
100
100
100
87
87

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

17
17
17
17
10
10
10
10
10
10
0
0
0
0
0
0
10
10
10
10
10
10
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78

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

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0.01
0
0.01

Wind Speed/Direction (mph)

5
5
4
4
4
4
4
4
4
5
5
5
4
4
4
4
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
82
85
86
89
91
93
94
95
97
97
98
100
99
99
100
100
100
100
100
98
96
87

Pressure (mb)

1037
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1034
1034
1033
1033
1033
1033
1032
1032
1032
1031
1030

Ozone (du)

331
332
331
330
330
330
331
332
331
330
328
325
321
318
317
316
315
313
311
310
309
308
307
304

Thursday 23

Waning Crescent 0%

07:52

15:03

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

Sun - Rise: 07:50, Set: 16:36, Transit: 12:14. Moon - Rise: 07:52, Set: 15:03. Civil Dark: 17:13 - 07:13. Nautical Dark: 17:54 - 06:32. Astro Dark: 18:33 - 05:53

Total Clouds (% Sky Obscured)

87
87
87
87
16
16
16
16
16
16
95
95
95
95
95
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
87
87
87
16
16
16
16
16
16
95
95
95
95
95
95
99
99
99
99
99
99
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
70
70
70
70
70
77
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
84
84
84
84
84
84
35
35

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78

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
2
1
1
1
1
0
0
2
2
2
2
2
2
2
2
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.02
0.03
0.03
0.03
0.02
0.01
0
0
0.01
0.02
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
10
10
9
7
6
6
6
5
5
5
4
4
4
4
5
5
5
5
4
5
6
9
11

Feels Like (°C)

8
9
9
8
6
5
5
5
5
5
5
4
4
4
4
5
5
5
5
4
5
6
9
11

Dew Point (°C)

6
6
6
6
5
4
5
4
4
4
4
3
4
4
4
4
4
4
4
4
4
4
5
5

Relative Humidity (%)

81
78
79
80
87
88
90
91
91
92
93
94
95
95
94
96
96
95
97
98
93
88
76
65

Pressure (mb)

1029
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

301
299
298
297
297
298
300
300
298
294
293
294
297
299
303
306
306
300
291
284
281
281
281
281

Friday 24

New Moon 1%

08:29

16:04

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 07:49, Set: 16:38, Transit: 12:14. Moon - Rise: 08:29, Set: 16:04. Civil Dark: 17:15 - 07:12. Nautical Dark: 17:55 - 06:31. Astro Dark: 18:35 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
88
88

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
66
66
66
66
66
66
45
45

Medium Clouds (% Sky Obscured)

77
77
77
77
94
94
94
94
94
94
60
60
60
60
60
60
92
92
92
92
92
92
2
2

High Clouds (% Sky Obscured)

35
35
35
35
97
97
97
97
97
97
99
99
99
99
99
99
98
98
98
98
98
98
81
81

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78

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

Precipitation Amount (mm)

0
0.01
0.02
0.04
0.07
0.08
0.07
0.07
0.06
0.05
0.04
0.04
0.04
0.04
0.04
0.03
0.03
0.04
0.05
0.06
0.03
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
64
72
82
86
84
81
74
70
69
71
75
79
79
82
84
85
86
85
85
89
92
98
100

Pressure (mb)

1021
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1016
1016
1015
1015
1015
1015

Ozone (du)

283
284
283
282
282
284
286
288
291
293
295
296
296
296
296
296
296
296
296
297
296
295
295
295

Saturday 25

Waxing Crescent 3%

08:59

17:10

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

Sun - Rise: 07:47, Set: 16:39, Transit: 12:14. Moon - Rise: 08:59, Set: 17:10. Civil Dark: 17:16 - 07:11. Nautical Dark: 17:57 - 06:30. Astro Dark: 18:36 - 05:51

Total Clouds (% Sky Obscured)

88
88
88
88
57
57
57
57
57
57
16
16
16
16
16
16
99
99
99
99
99
99
84
84

Low Clouds (% Sky Obscured)

45
45
45
45
35
35
35
35
35
35
16
16
16
16
16
16
99
99
99
99
99
99
84
84

Medium Clouds (% Sky Obscured)

2
2
2
2
26
26
26
26
26
26
3
3
3
3
3
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

81
81
81
81
29
29
29
29
29
29
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78
78

Precipitation Type

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

Precipitation Probability (%)

0
0
0
3
2
1
1
3
4
7
14
7
5
10
6
10
13
11
9
8
13
24
26
21

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.01
0.01
0.01
0.02
0.05
0.06
0.04
0.03
0.04
0.04
0.05
0.07
0.06
0.04
0.03
0.04
0.1
0.16
0.15

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
8
8
8
8
8
7
7
7
8
8
8
8
8
8
8
8
8
8
9
9

Feels Like (°C)

4
4
5
6
6
7
7
6
6
5
5
5
5
6
6
6
5
5
5
5
5
5
6
6

Dew Point (°C)

7
7
6
6
6
6
6
6
6
6
7
7
8
8
8
8
8
8
8
8
8
8
9
9

Relative Humidity (%)

100
99
95
92
89
87
87
90
93
94
96
98
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1015
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

296
297
297
296
295
296
296
297
299
301
304
308
312
316
318
319
320
321
322
323
323
322
321
321

Forecast for Guildford, Surrey, UK (51.24,-0.57)

Generated: 19/01/20 14:17:39. Forecast: 19/01/20 to 25/01/20. Timezone: UTC+0.00