Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

16:15

09:26

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

Sun - Rise: 08:45, Set: 16:32, Transit: 12:38. Moon - Rise: 16:15, Set: 09:26. Civil Dark: 17:13 - 08:03. Nautical Dark: 17:57 - 07:19. Astro Dark: 18:39 - 06:38

Total Clouds (% Sky Obscured)

36
31
23
24
25
30
42
44
55
47
52
37
33
46
42
36
61
69
63
46
28
29
14
13

Low Clouds (% Sky Obscured)

32
15
7
24
22
23
36
41
47
43
45
37
33
46
40
35
58
66
63
45
27
20
10
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
6
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
8
2
0
0
0
0
0
0
0
0
0
0
1
0
1
3
2
2

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
1
1
1
8
4
0
1
0
0
0
1
1
9
2
15
8
3
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
8
8
7
6
5
5
5
6
7
7
6
5
5
5
8
8
10
10
10
7
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
88
86
89
91
93
94
92
94
91
88
89
91
92
88
79
76
73
77
76
79
86
89

Pressure (mb)

1017
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018
1019
1019
1020
1020
1020
1021
1020
1020
1020
1020
1021
1021
1021

Ozone (du)

302
305
315
326
326
327
327
331
335
333
332
331
329
334
337
337
336
330
323
313
313
310
309
310

Saturday 3

Full Moon 99%

17:47

10:01

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

Sun - Rise: 08:44, Set: 16:34, Transit: 12:39. Moon - Rise: 17:47, Set: 10:01. Civil Dark: 17:15 - 08:03. Nautical Dark: 17:59 - 07:19. Astro Dark: 18:40 - 06:38

Total Clouds (% Sky Obscured)

10
5
15
6
17
28
26
40
51
37
36
49
52
41
48
51
34
28
34
33
39
47
20
35

Low Clouds (% Sky Obscured)

10
5
14
6
13
22
26
40
51
37
33
22
34
33
17
14
22
22
28
30
23
21
12
30

Medium Clouds (% Sky Obscured)

0
0
1
2
2
3
2
2
15
12
13
20
9
1
28
28
7
2
2
2
11
19
5
2

High Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
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
7
9
9
6
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
2
7
13
16
21
31
60
63
0
2
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
4
4
4
4
4
3
3
3
2
3
2
2
2
3
3
4
5
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
92
92
92
92
92
92
92
94
94
94
94
92
86
78
76
73
72
77
86
91
89

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1022
1022
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

310
311
314
314
315
319
324
328
332
334
337
333
332
334
333
334
336
338
340
337
341
342
345
359

Sunday 4

Waning Gibbous 96%

No Rise

10:24

19 OK
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 OK
11 OK
12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
18 OK

Sun - Rise: 08:44, Set: 16:35, Transit: 12:39. Moon - Rise: No Rise, Set: 10:24. Civil Dark: 17:16 - 08:03. Nautical Dark: 18:00 - 07:19. Astro Dark: 18:41 - 06:37

Total Clouds (% Sky Obscured)

28
48
80
84
79
51
64
91
76
70
63
61
59
62
57
28
22
21
17
18
16
15
15
21

Low Clouds (% Sky Obscured)

26
33
26
21
30
25
19
65
67
60
49
55
52
51
46
28
22
21
17
18
16
15
15
21

Medium Clouds (% Sky Obscured)

28
44
71
76
66
29
50
91
74
70
63
26
15
0
0
0
0
0
0
0
0
0
0
8

High Clouds (% Sky Obscured)

0
3
15
25
3
3
0
4
33
50
26
2
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
0
7
8
9
6
1
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
1
1
1
1
2
6
23
8
3
1
6
24
2
1
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
4
4
4
4
4
3
3
2
3
5
5
5
5
5
4
4
5
7
6
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
92
92
92
92
98
94
87
91
94
98
92
92
88
79
68
63
69
77
83
83

Pressure (mb)

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

Ozone (du)

368
372
374
372
369
373
370
372
376
376
373
374
374
373
372
370
368
368
366
365
365
364
362
363

Monday 5

Waning Gibbous 90%

19:19

10:40

19 OK
20 OK
21 OK
22 OK
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 Bad

Sun - Rise: 08:43, Set: 16:36, Transit: 12:40. Moon - Rise: 19:19, Set: 10:40. Civil Dark: 17:17 - 08:03. Nautical Dark: 18:01 - 07:19. Astro Dark: 18:42 - 06:37

Total Clouds (% Sky Obscured)

28
30
32
39
52
91
97
97
91
85
80
80
82
84
69
54
39
49
59
69
65
60
55
60

Low Clouds (% Sky Obscured)

23
23
15
8
2
13
24
45
67
37
40
37
48
45
40
41
33
49
59
47
64
59
55
60

Medium Clouds (% Sky Obscured)

16
23
32
39
52
89
93
91
79
69
61
68
45
33
69
54
39
49
59
0
3
7
12
15

High Clouds (% Sky Obscured)

0
0
0
1
1
1
15
15
25
1
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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
4
3
11
18
31
49
23
7
6
4
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
2
2
2
2
3
3
3
4
4
5
5
5
5
6
7
10
12
10
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
81
81
83
83
81
78
77
78
80
81
84
87
91
91
89
85
91
88
82
86
88
80

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1018
1019
1020

Ozone (du)

364
363
366
368
370
368
370
373
377
375
374
370
369
368
368
368
370
373
376
378
380
380
377
374

Tuesday 6

Waning Gibbous 83%

20:45

10:53

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:43, Set: 16:37, Transit: 12:40. Moon - Rise: 20:45, Set: 10:53. Civil Dark: 17:18 - 08:02. Nautical Dark: 18:02 - 07:18. Astro Dark: 18:43 - 06:37

Total Clouds (% Sky Obscured)

64
69
59
49
39
38
38
38
36
34
32
50
42
35
53
71
85
87
90
95
96
98
100
100

Low Clouds (% Sky Obscured)

32
44
42
38
34
33
33
36
32
29
26
42
36
31
35
38
44
40
33
29
34
38
42
42

Medium Clouds (% Sky Obscured)

15
15
13
7
0
0
0
0
0
0
0
0
0
0
5
8
12
32
49
71
80
90
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
1
1
1
0
0
1
10
22
36
53
66
62
74
74
100
68

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
1
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)

10
7
6
6
5
5
5
5
4
4
4
4
3
2
2
2
2
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
93
94
94
91
91
91
89
89
87
86
86
86
84
84
81
78
77
79
82
86
86
89
93

Pressure (mb)

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

Ozone (du)

369
369
366
360
360
360
358
358
361
360
360
362
360
358
356
348
341
333
326
318
311
308
306
303

Wednesday 7

Waning Gibbous 74%

22:07

11:03

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:42, Set: 16:39, Transit: 12:41. Moon - Rise: 22:07, Set: 11:03. Civil Dark: 17:19 - 08:02. Nautical Dark: 18:03 - 07:18. Astro Dark: 18:45 - 06:37

Total Clouds (% Sky Obscured)

100
100
100
99
99
97
95
93
91
89
87
91
96
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

26
12
22
32
38
42
44
45
45
44
43
46
49
49
61
78
86
91
96
100
98
97
94
94

Medium Clouds (% Sky Obscured)

100
100
100
99
99
96
92
88
86
84
83
86
90
91
89
85
83
85
87
88
88
90
92
94

High Clouds (% Sky Obscured)

36
4
3
6
20
25
25
25
20
5
10
20
25
40
60
70
90
90
90
90
84
83
74
69

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

3
0
9
13
16
25
29
32
32
30
28
29
29
27
31
38
49
82
95
95
95
92
66
69

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
1.2
0.8
0.6
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
91
91
89
91
94
96
96
96
96
96
98
96
98
98
98
98
98
100
98
98
96

Pressure (mb)

1020
1020
1019
1018
1018
1017
1016
1016
1015
1014
1014
1013
1013
1012
1012
1011
1011
1010
1009
1008
1007
1007
1006
1006

Ozone (du)

306
310
313
314
315
316
317
319
320
320
319
319
319
319
319
317
315
313
313
313
314
313
312
311

Thursday 8

Waning Gibbous 64%

23:24

11:12

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: 08:42, Set: 16:40, Transit: 12:41. Moon - Rise: 23:24, Set: 11:12. Civil Dark: 17:21 - 08:01. Nautical Dark: 18:04 - 07:18. Astro Dark: 18:46 - 06:36

Total Clouds (% Sky Obscured)

98
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
95
96
98
100
97
95
91
91
90
89
85
78
73
70
68
65

Medium Clouds (% Sky Obscured)

94
97
98
97
99
99
100
100
100
100
100
94
88
83
69
55
40

High Clouds (% Sky Obscured)

71
73
84
91
99
99
99
100
100
100
100
100
100
100
82
67
50

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

73
75
73
76
80
95
95
95
95
95
95
95
95
36
26
27
19

Precipitation Amount (mm)

0.4
0.4
0.4
0.4
0.5
0.7
0.9
1.1
1.4
1.8
1.9
1.2
0.6
0
0
0
0

Wind Speed/Direction (mph)

12
13
15
13
12
10
10
12
13
14
16
19
19
20
20
20
24

Chance of Frost

Temperature (°C)

8
8
8
8
7
7
7
6
6
6
7
8
8
8
8
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
95
93
93
93
93
93
94
94
93
91
91
88
85
84
84
83

Pressure (mb)

1006
1005
1005
1004
1003
1002
1001
1000
998
997
995
993
991
989
987
988
989

Ozone (du)

312
313
315
315
316
317
316
315
315
316
317
318
324
330
336
346
356

Forecast for Castletroy, Limerick, Republic of Ireland (52.67,-8.55)

Generated: 02/01/26 19:56:14. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+0.00