^^

Daily / Monthly Weather History From This Station


Select a report and click submit:

Daily Report for the month of April 2018



1 April Average and Extremes
Average temperature 20.3°F
Average humidity 59%
Average dewpoint 7.7°F
Average barometer 30.3 in.
Average windspeed 1.3 mph
Average gustspeed 3.4 mph
Average direction 255° (WSW)
Rainfall for month 0.04 in.
Rainfall for year 1.95 in.
Maximum rain per minute 0.01 in. on 01 at 17:31
Maximum temperature 32.9°F on 01 at 17:33
Minimum temperature 9.2°F on 01 at 06:54
Maximum humidity 73% on 01 at 07:30
Minimum humidity 41% on 01 at 17:33
Maximum pressure 30.347 in. on 01 at 02:41
Minimum pressure 30.111 in. on 01 at 23:57
Maximum windspeed 6.9 mph on 01 at 14:37
Maximum gust speed 15.0 mph from 275 °(W) on 01 at 14:17
Maximum heat index 32.9°F on 01 at 17:33

Click here to toggle the 24 Hour Graph of this day



2 April Average and Extremes
Average temperature 26.5°F
Average humidity 74%
Average dewpoint 19.1°F
Average barometer 30.0 in.
Average windspeed 0.3 mph
Average gustspeed 0.8 mph
Average direction 157° (SSE)
Rainfall for month 0.11 in.
Rainfall for year 2.02 in.
Maximum rain per minute 0.01 in. on 02 at 18:52
Maximum temperature 35.0°F on 02 at 12:09
Minimum temperature 16.6°F on 02 at 06:50
Maximum humidity 86% on 02 at 23:12
Minimum humidity 46% on 02 at 12:13
Maximum pressure 30.113 in. on 02 at 00:04
Minimum pressure 29.900 in. on 02 at 17:15
Maximum windspeed 5.8 mph on 02 at 13:13
Maximum gust speed 8.1 mph from 196 °(SSW) on 02 at 12:25
Maximum heat index 35.0°F on 02 at 12:09

Click here to toggle the 24 Hour Graph of this day



3 April Average and Extremes
Average temperature 26.9°F
Average humidity 84%
Average dewpoint 22.8°F
Average barometer 29.9 in.
Average windspeed 1.6 mph
Average gustspeed 3.7 mph
Average direction 14° (NNE)
Rainfall for month 0.23 in.
Rainfall for year 2.14 in.
Maximum rain per minute 0.01 in. on 03 at 17:35
Maximum temperature 31.5°F on 03 at 14:42
Minimum temperature 18.5°F on 03 at 23:59
Maximum humidity 87% on 03 at 06:59
Minimum humidity 79% on 03 at 23:59
Maximum pressure 30.098 in. on 03 at 23:54
Minimum pressure 29.893 in. on 03 at 03:04
Maximum windspeed 5.8 mph on 03 at 14:55
Maximum gust speed 13.8 mph from 360 °(N) on 03 at 22:41
Maximum heat index 31.5°F on 03 at 14:41

Click here to toggle the 24 Hour Graph of this day



4 April Average and Extremes
Average temperature 20.7°F
Average humidity 62%
Average dewpoint 9.4°F
Average barometer 30.2 in.
Average windspeed 1.1 mph
Average gustspeed 2.9 mph
Average direction 275° (W)
Rainfall for month 0.47 in.
Rainfall for year 2.38 in.
Maximum rain per minute 0.01 in. on 04 at 18:26
Maximum temperature 31.5°F on 04 at 16:06
Minimum temperature 7.7°F on 04 at 07:12
Maximum humidity 79% on 04 at 00:06
Minimum humidity 47% on 04 at 15:00
Maximum pressure 30.265 in. on 04 at 11:24
Minimum pressure 30.098 in. on 04 at 00:03
Maximum windspeed 6.9 mph on 04 at 16:38
Maximum gust speed 12.7 mph from 260 °(W) on 04 at 17:50
Maximum heat index 31.5°F on 04 at 16:05

Click here to toggle the 24 Hour Graph of this day



5 April Average and Extremes
Average temperature 25.2°F
Average humidity 70%
Average dewpoint 16.2°F
Average barometer 30.1 in.
Average windspeed 0.8 mph
Average gustspeed 2.0 mph
Average direction 263° (W)
Rainfall for month 0.50 in.
Rainfall for year 2.41 in.
Maximum rain per minute 0.01 in. on 05 at 12:40
Maximum temperature 39.6°F on 05 at 15:07
Minimum temperature 7.8°F on 05 at 06:35
Maximum humidity 86% on 05 at 08:31
Minimum humidity 45% on 05 at 16:00
Maximum pressure 30.219 in. on 05 at 00:14
Minimum pressure 29.982 in. on 05 at 20:10
Maximum windspeed 10.4 mph on 05 at 23:27
Maximum gust speed 18.4 mph from 279 °(W) on 05 at 23:26
Maximum heat index 39.5°F on 05 at 15:07

Click here to toggle the 24 Hour Graph of this day



6 April Average and Extremes
Average temperature 19.2°F
Average humidity 54%
Average dewpoint 4.6°F
Average barometer 30.2 in.
Average windspeed 3.0 mph
Average gustspeed 7.3 mph
Average direction 310° (NW)
Rainfall for month 0.50 in.
Rainfall for year 2.41 in.
Maximum rain per minute 0.00 in. on 06 at 23:59
Maximum temperature 26.6°F on 06 at 00:01
Minimum temperature 12.9°F on 06 at 23:59
Maximum humidity 75% on 06 at 03:35
Minimum humidity 33% on 06 at 14:16
Maximum pressure 30.289 in. on 06 at 23:33
Minimum pressure 30.006 in. on 06 at 03:51
Maximum windspeed 11.5 mph on 06 at 09:37
Maximum gust speed 24.2 mph from 05 °(N) on 06 at 07:36
Maximum heat index 26.6°F on 06 at 00:01

Click here to toggle the 24 Hour Graph of this day



7 April Average and Extremes
Average temperature 21.5°F
Average humidity 58%
Average dewpoint 8.0°F
Average barometer 30.2 in.
Average windspeed 0.9 mph
Average gustspeed 2.7 mph
Average direction 284° (WNW)
Rainfall for month 0.50 in.
Rainfall for year 2.41 in.
Maximum rain per minute 0.00 in. on 07 at 23:59
Maximum temperature 33.1°F on 07 at 17:21
Minimum temperature 11.2°F on 07 at 07:07
Maximum humidity 79% on 07 at 07:42
Minimum humidity 36% on 07 at 15:55
Maximum pressure 30.301 in. on 07 at 08:47
Minimum pressure 30.144 in. on 07 at 23:58
Maximum windspeed 5.8 mph on 07 at 14:54
Maximum gust speed 15.0 mph from 304 °(NW) on 07 at 14:39
Maximum heat index 33.1°F on 07 at 17:20

Click here to toggle the 24 Hour Graph of this day



8 April Average and Extremes
Average temperature 23.7°F
Average humidity 70%
Average dewpoint 14.8°F
Average barometer 30.1 in.
Average windspeed 0.1 mph
Average gustspeed 0.3 mph
Average direction 155° (SSE)
Rainfall for month 0.50 in.
Rainfall for year 2.41 in.
Maximum rain per minute 0.00 in. on 08 at 23:59
Maximum temperature 33.5°F on 08 at 13:53
Minimum temperature 10.5°F on 08 at 06:56
Maximum humidity 85% on 08 at 23:59
Minimum humidity 40% on 08 at 13:06
Maximum pressure 30.151 in. on 08 at 23:10
Minimum pressure 30.057 in. on 08 at 16:17
Maximum windspeed 2.3 mph on 08 at 12:49
Maximum gust speed 3.5 mph from 186 °(S) on 08 at 15:11
Maximum heat index 33.5°F on 08 at 13:53

Click here to toggle the 24 Hour Graph of this day



9 April Average and Extremes
Average temperature 30.2°F
Average humidity 70%
Average dewpoint 21.3°F
Average barometer 30.2 in.
Average windspeed 1.0 mph
Average gustspeed 2.5 mph
Average direction 315° (NW)
Rainfall for month 0.57 in.
Rainfall for year 2.48 in.
Maximum rain per minute 0.01 in. on 09 at 12:48
Maximum temperature 37.6°F on 09 at 14:36
Minimum temperature 21.2°F on 09 at 07:09
Maximum humidity 87% on 09 at 08:34
Minimum humidity 52% on 09 at 17:13
Maximum pressure 30.307 in. on 09 at 22:05
Minimum pressure 30.140 in. on 09 at 00:04
Maximum windspeed 5.8 mph on 09 at 20:05
Maximum gust speed 11.5 mph from 303 °(WNW) on 09 at 21:26
Maximum heat index 37.6°F on 09 at 14:36

Click here to toggle the 24 Hour Graph of this day



10 April Average and Extremes
Average temperature 33.9°F
Average humidity 71%
Average dewpoint 25.4°F
Average barometer 30.1 in.
Average windspeed 1.0 mph
Average gustspeed 2.2 mph
Average direction 213° (SSW)
Rainfall for month 0.57 in.
Rainfall for year 2.48 in.
Maximum rain per minute 0.00 in. on 10 at 23:59
Maximum temperature 41.8°F on 10 at 17:20
Minimum temperature 28.7°F on 10 at 23:59
Maximum humidity 84% on 10 at 23:57
Minimum humidity 58% on 10 at 17:23
Maximum pressure 30.287 in. on 10 at 00:50
Minimum pressure 29.932 in. on 10 at 23:59
Maximum windspeed 6.9 mph on 10 at 16:16
Maximum gust speed 11.5 mph from 202 °(SSW) on 10 at 16:16
Maximum heat index 41.8°F on 10 at 17:20

Click here to toggle the 24 Hour Graph of this day



11 April Average and Extremes
Average temperature 38.4°F
Average humidity 61%
Average dewpoint 24.4°F
Average barometer 29.9 in.
Average windspeed 0.6 mph
Average gustspeed 1.6 mph
Average direction 74° (ENE)
Rainfall for month 0.57 in.
Rainfall for year 2.48 in.
Maximum rain per minute 0.00 in. on 11 at 23:59
Maximum temperature 48.1°F on 11 at 15:14
Minimum temperature 26.1°F on 11 at 06:56
Maximum humidity 89% on 11 at 08:13
Minimum humidity 31% on 11 at 14:58
Maximum pressure 29.984 in. on 11 at 08:37
Minimum pressure 29.660 in. on 11 at 23:52
Maximum windspeed 4.6 mph on 11 at 19:12
Maximum gust speed 10.4 mph from 177 °(S) on 11 at 14:17
Maximum heat index 48.0°F on 11 at 15:13

Click here to toggle the 24 Hour Graph of this day



12 April Average and Extremes
Average temperature 36.1°F
Average humidity 71%
Average dewpoint 27.5°F
Average barometer 29.7 in.
Average windspeed 0.3 mph
Average gustspeed 0.8 mph
Average direction 31° (NNE)
Rainfall for month 0.57 in.
Rainfall for year 2.48 in.
Maximum rain per minute 0.00 in. on 12 at 23:59
Maximum temperature 39.6°F on 12 at 00:25
Minimum temperature 32.0°F on 12 at 06:59
Maximum humidity 83% on 12 at 07:35
Minimum humidity 60% on 12 at 01:40
Maximum pressure 29.823 in. on 12 at 22:02
Minimum pressure 29.605 in. on 12 at 04:09
Maximum windspeed 3.5 mph on 12 at 23:26
Maximum gust speed 8.1 mph from 053 °(NE) on 12 at 22:25
Maximum heat index 39.6°F on 12 at 00:25

Click here to toggle the 24 Hour Graph of this day



13 April Average and Extremes
Average temperature 36.3°F
Average humidity 74%
Average dewpoint 28.9°F
Average barometer 29.9 in.
Average windspeed 4.7 mph
Average gustspeed 9.0 mph
Average direction 48° (NE)
Rainfall for month 0.61 in.
Rainfall for year 2.52 in.
Maximum rain per minute 0.01 in. on 13 at 17:33
Maximum temperature 42.3°F on 13 at 13:08
Minimum temperature 28.3°F on 13 at 23:59
Maximum humidity 86% on 13 at 23:59
Minimum humidity 60% on 13 at 15:17
Maximum pressure 30.096 in. on 13 at 22:04
Minimum pressure 29.768 in. on 13 at 03:05
Maximum windspeed 12.7 mph on 13 at 23:40
Maximum gust speed 27.6 mph from 040 °(NE) on 13 at 23:38
Maximum heat index 42.3°F on 13 at 13:08

Click here to toggle the 24 Hour Graph of this day



14 April Average and Extremes
Average temperature 26.0°F
Average humidity 77%
Average dewpoint 19.5°F
Average barometer 30.1 in.
Average windspeed 6.6 mph
Average gustspeed 11.9 mph
Average direction 47° (NE)
Rainfall for month 0.61 in.
Rainfall for year 2.52 in.
Maximum rain per minute 0.00 in. on 14 at 23:59
Maximum temperature 30.3°F on 14 at 04:55
Minimum temperature 22.0°F on 14 at 21:51
Maximum humidity 87% on 14 at 23:33
Minimum humidity 53% on 14 at 07:54
Maximum pressure 30.232 in. on 14 at 22:19
Minimum pressure 30.018 in. on 14 at 05:43
Maximum windspeed 13.8 mph on 14 at 05:09
Maximum gust speed 26.5 mph from 039 °(NE) on 14 at 12:36
Maximum heat index 30.3°F on 14 at 04:55

Click here to toggle the 24 Hour Graph of this day



15 April Average and Extremes
Average temperature 24.6°F
Average humidity 86%
Average dewpoint 21.2°F
Average barometer 30.1 in.
Average windspeed 4.0 mph
Average gustspeed 7.4 mph
Average direction 28° (NNE)
Rainfall for month 0.65 in.
Rainfall for year 2.56 in.
Maximum rain per minute 0.01 in. on 15 at 17:01
Maximum temperature 28.5°F on 15 at 12:41
Minimum temperature 22.1°F on 15 at 00:57
Maximum humidity 87% on 15 at 22:08
Minimum humidity 84% on 15 at 14:00
Maximum pressure 30.199 in. on 15 at 01:02
Minimum pressure 30.075 in. on 15 at 16:08
Maximum windspeed 10.4 mph on 15 at 13:18
Maximum gust speed 19.6 mph from 037 °(NE) on 15 at 14:06
Maximum heat index 28.4°F on 15 at 12:41

Click here to toggle the 24 Hour Graph of this day



16 April Average and Extremes
Average temperature 29.1°F
Average humidity 74%
Average dewpoint 21.7°F
Average barometer 30.1 in.
Average windspeed 1.5 mph
Average gustspeed 3.9 mph
Average direction 348° (NNW)
Rainfall for month 0.95 in.
Rainfall for year 2.86 in.
Maximum rain per minute 0.01 in. on 16 at 19:33
Maximum temperature 36.9°F on 16 at 17:21
Minimum temperature 22.1°F on 16 at 03:56
Maximum humidity 86% on 16 at 01:08
Minimum humidity 59% on 16 at 19:27
Maximum pressure 30.104 in. on 16 at 00:53
Minimum pressure 30.018 in. on 16 at 19:14
Maximum windspeed 9.2 mph on 16 at 14:55
Maximum gust speed 17.3 mph from 331 °(NNW) on 16 at 14:55
Maximum heat index 36.9°F on 16 at 17:20

Click here to toggle the 24 Hour Graph of this day



17 April Average and Extremes
Average temperature 35.9°F
Average humidity 55%
Average dewpoint 20.5°F
Average barometer 30.0 in.
Average windspeed 1.6 mph
Average gustspeed 3.5 mph
Average direction 34° (NNE)
Rainfall for month 1.06 in.
Rainfall for year 2.97 in.
Maximum rain per minute 0.01 in. on 17 at 13:01
Maximum temperature 48.9°F on 17 at 16:17
Minimum temperature 23.6°F on 17 at 06:39
Maximum humidity 77% on 17 at 06:40
Minimum humidity 32% on 17 at 16:20
Maximum pressure 30.062 in. on 17 at 01:46
Minimum pressure 29.908 in. on 17 at 18:10
Maximum windspeed 6.9 mph on 17 at 18:49
Maximum gust speed 16.1 mph from 072 °(ENE) on 17 at 18:03
Maximum heat index 48.8°F on 17 at 16:17

Click here to toggle the 24 Hour Graph of this day



18 April Average and Extremes
Average temperature 35.3°F
Average humidity 62%
Average dewpoint 23.5°F
Average barometer 30.0 in.
Average windspeed 1.1 mph
Average gustspeed 3.0 mph
Average direction 40° (NE)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.01 in. on 18 at 14:44
Maximum temperature 42.5°F on 18 at 16:42
Minimum temperature 29.0°F on 18 at 05:59
Maximum humidity 75% on 18 at 06:35
Minimum humidity 42% on 18 at 22:59
Maximum pressure 30.242 in. on 18 at 23:59
Minimum pressure 29.902 in. on 18 at 04:23
Maximum windspeed 6.9 mph on 18 at 16:16
Maximum gust speed 12.7 mph from 026 °(NNE) on 18 at 16:15
Maximum heat index 42.5°F on 18 at 16:41

Click here to toggle the 24 Hour Graph of this day



19 April Average and Extremes
Average temperature 39.0°F
Average humidity 46%
Average dewpoint 17.8°F
Average barometer 30.4 in.
Average windspeed 0.3 mph
Average gustspeed 1.2 mph
Average direction 293° (WNW)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.00 in. on 19 at 23:59
Maximum temperature 53.9°F on 19 at 16:34
Minimum temperature 22.1°F on 19 at 07:03
Maximum humidity 75% on 19 at 07:23
Minimum humidity 23% on 19 at 16:40
Maximum pressure 30.500 in. on 19 at 12:00
Minimum pressure 30.241 in. on 19 at 00:03
Maximum windspeed 4.6 mph on 19 at 14:47
Maximum gust speed 11.5 mph from 274 °(W) on 19 at 14:40
Maximum heat index 53.8°F on 19 at 16:33

Click here to toggle the 24 Hour Graph of this day



20 April Average and Extremes
Average temperature 40.4°F
Average humidity 51%
Average dewpoint 21.6°F
Average barometer 30.5 in.
Average windspeed 0.2 mph
Average gustspeed 0.7 mph
Average direction 242° (WSW)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.00 in. on 20 at 23:59
Maximum temperature 54.0°F on 20 at 17:06
Minimum temperature 24.7°F on 20 at 06:42
Maximum humidity 84% on 20 at 07:53
Minimum humidity 23% on 20 at 14:17
Maximum pressure 30.519 in. on 20 at 07:59
Minimum pressure 30.412 in. on 20 at 17:16
Maximum windspeed 4.6 mph on 20 at 14:01
Maximum gust speed 9.2 mph from 258 °(WSW) on 20 at 15:37
Maximum heat index 54.0°F on 20 at 17:05

Click here to toggle the 24 Hour Graph of this day



21 April Average and Extremes
Average temperature 44.9°F
Average humidity 46%
Average dewpoint 21.5°F
Average barometer 30.4 in.
Average windspeed 0.2 mph
Average gustspeed 0.4 mph
Average direction 261° (W)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.00 in. on 21 at 23:59
Maximum temperature 61.4°F on 21 at 16:57
Minimum temperature 30.6°F on 21 at 07:03
Maximum humidity 82% on 21 at 07:41
Minimum humidity 16% on 21 at 18:37
Maximum pressure 30.456 in. on 21 at 07:28
Minimum pressure 30.319 in. on 21 at 19:19
Maximum windspeed 4.6 mph on 21 at 14:53
Maximum gust speed 6.9 mph from 279 °(W) on 21 at 17:33
Maximum heat index 61.4°F on 21 at 16:56

Click here to toggle the 24 Hour Graph of this day



22 April Average and Extremes
Average temperature 48.3°F
Average humidity 50%
Average dewpoint 28.4°F
Average barometer 30.3 in.
Average windspeed 0.3 mph
Average gustspeed 0.6 mph
Average direction 245° (WSW)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.00 in. on 22 at 23:59
Maximum temperature 65.2°F on 22 at 18:02
Minimum temperature 29.4°F on 22 at 06:45
Maximum humidity 80% on 22 at 07:00
Minimum humidity 24% on 22 at 16:58
Maximum pressure 30.381 in. on 22 at 08:11
Minimum pressure 30.218 in. on 22 at 19:37
Maximum windspeed 3.5 mph on 22 at 18:11
Maximum gust speed 8.1 mph from 278 °(W) on 22 at 16:00
Maximum heat index 65.2°F on 22 at 18:02

Click here to toggle the 24 Hour Graph of this day



23 April Average and Extremes
Average temperature 52.9°F
Average humidity 52%
Average dewpoint 33.0°F
Average barometer 30.2 in.
Average windspeed 0.4 mph
Average gustspeed 0.9 mph
Average direction 255° (WSW)
Rainfall for month 1.07 in.
Rainfall for year 2.98 in.
Maximum rain per minute 0.00 in. on 23 at 23:59
Maximum temperature 70.7°F on 23 at 16:54
Minimum temperature 33.5°F on 23 at 06:38
Maximum humidity 87% on 23 at 07:40
Minimum humidity 24% on 23 at 16:57
Maximum pressure 30.246 in. on 23 at 07:03
Minimum pressure 30.094 in. on 23 at 20:28
Maximum windspeed 5.8 mph on 23 at 12:15
Maximum gust speed 9.2 mph from 269 °(W) on 23 at 16:02
Maximum heat index 76.4°F on 23 at 15:17

Click here to toggle the 24 Hour Graph of this day



Average and Extremes for Month of April 2018 up to day 23
Average temperature 32.0°F
Average humidity 64%
Average dewpoint 19.8°F
Average barometer 30.142 in.
Average windspeed 1.4 mph
Average gustspeed 3.2 mph
Average direction 1° (N)
Rainfall for month 1.070 in.
Rainfall for year 2.984 in.
Maximum rain per minute 0.010 in on 16 at 19:33
Maximum temperature 70.7°F on 23 at 16:54
Minimum temperature 7.7°F on 04 at 07:12
Maximum humidity 89% on 11 at 08:13
Minimum humidity 16% on 21 at 18:37
Maximum pressure 30.52 in. on 20 at 07:59
Minimum pressure 29.61 in. on 12 at 04:09
Maximum windspeed 13.8 mph from 039°(NE) on 14 at 05:09
Maximum gust speed 27.6 mph from 045°(NE) on 13 at 23:38
Maximum heat index 76.4°F on 23 at 15:17
Avg daily max temp42.0°F
Avg daily min temp21.3°F


Day, Sunshine Hours, ET, Max Solar, UV
01 00:00hrs ET :0.016 in. 0.0 W/m
02 00:00hrs ET :0.008 in. 0.0 W/m
03 00:00hrs ET :0.004 in. 0.0 W/m
04 00:00hrs ET :0.012 in. 0.0 W/m
05 00:00hrs ET :0.016 in. 0.0 W/m
06 00:00hrs ET :0.024 in. 0.0 W/m
07 00:00hrs ET :0.016 in. 0.0 W/m
08 00:00hrs ET :0.008 in. 0.0 W/m
09 00:00hrs ET :0.016 in. 0.0 W/m
10 00:00hrs ET :0.020 in. 0.0 W/m
11 00:00hrs ET :0.024 in. 0.0 W/m
12 00:00hrs ET :0.012 in. 0.0 W/m
13 00:00hrs ET :0.024 in. 0.0 W/m
14 00:00hrs ET :0.020 in. 0.0 W/m
15 00:00hrs ET :0.012 in. 0.0 W/m
16 00:00hrs ET :0.016 in. 0.0 W/m
17 00:00hrs ET :0.031 in. 0.0 W/m
18 00:00hrs ET :0.024 in. 0.0 W/m
19 00:00hrs ET :0.028 in. 0.0 W/m
20 00:00hrs ET :0.028 in. 0.0 W/m
21 00:00hrs ET :0.039 in. 0.0 W/m
22 00:00hrs ET :0.039 in. 0.0 W/m
23 00:00hrs ET :0.043 in. 0.0 W/m


Daily Rain Totals
00.04 in. on 1
00.07 in. on 2
00.12 in. on 3
00.24 in. on 4
00.03 in. on 5
00.07 in. on 9
00.04 in. on 13
00.04 in. on 15
00.30 in. on 16
00.11 in. on 17
00.01 in. on 18