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Current Weather Conditions:
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| (KIAD) 38-56-05N 077-26-51W 93M | |
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| Conditions at | |
| Wind | from the N (010 degrees) at 16 MPH (14 KT) gusting to 24 MPH (21 KT) |
| Visibility | 3 mile(s) |
| Sky conditions | overcast |
| Weather | Rain Mist |
| Precipitation last hour | 0.36 inches |
| Temperature | 50.0 F (10.0 C) |
| Dew Point | 48.0 F (8.9 C) |
| Relative Humidity | 92% |
| Pressure (altimeter) | 29.43 in. Hg (996 hPa) |
| ob | KIAD 120352Z 01014G21KT 3SM RA BR BKN023 OVC037 10/09 A2943 RMK AO2 SLP964 P0036 T01000089 |
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Maximum and Minimum Temperatures |
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| Maximum Temperature F (C) |
Minimum Temperature F (C) |
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| 57.0 (13.9) | 53.1 (11.7) | In the 6 hours preceding May 11, 2008 - 07:52 PM EDT / 2008.05.11 2352 UTC |
| 64.0 (17.8) | 48.9 (9.4) | In the 24 hours preceding May 11, 2008 - 12:52 AM EDT / 2008.05.11 0452 UTC |
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Precipitation Accumulation |
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| Precipitation Amount |
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| 1.72 inches | In the 3 hours preceding May 11, 2008 - 10:52 PM EDT / 2008.05.12 0252 UTC |
| 1.50 inches | In the 6 hours preceding May 11, 2008 - 07:52 PM EDT / 2008.05.11 2352 UTC |
| 0.04 inches | In the 24 hours preceding May 11, 2008 - 07:52 AM EDT / 2008.05.11 1152 UTC |
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24 Hour Summary |
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| Time EDT (UTC) |
Temperature F (C) |
Dew Point F (C) |
Pressure Inches (hPa) |
Wind MPH |
Weather | ||
| Latest | Midnight (4) May 12 | 50.0 (10.0) | 48.0 (8.9) | 29.43 (996) | N 16 | rain; mist | |
| 11 PM (3) May 11 | 51.1 (10.6) | 48.0 (8.9) | 29.44 (996) | NNW 16 | heavy rain; mist | ||
| 10 PM (2) May 11 | 52.0 (11.1) | 48.9 (9.4) | 29.46 (997) | N 16 | heavy rain; mist | ||
| 9 PM (1) May 11 | 51 (11) | 50 (10) | 29.46 (997) | N 16 | heavy rain; mist | ||
| 8 PM (0) May 11 | 51 (11) | 51 (11) | 29.47 (997) | NNW 14 | heavy rain; mist | ||
| 7 PM (23) May 11 | 53 (12) | 51 (11) | 29.5 (998) | NNW 10 | heavy rain; mist | ||
| 6 PM (22) May 11 | 53 (12) | 51 (11) | 29.51 (999) | NNW 10 | heavy rain; mist | ||
| 5 PM (21) May 11 | 53 (12) | 51 (11) | 29.52 (999) | ENE 8 | rain; mist | ||
| 4 PM (20) May 11 | 53 (12) | 51 (11) | 29.52 (999) | E 14 | light rain; mist | ||
| 3 PM (19) May 11 | 57.0 (13.9) | 52.0 (11.1) | 29.61 (1002) | ESE 8 | light rain | ||
| 2 PM (18) May 11 | 57.0 (13.9) | 51.1 (10.6) | 29.68 (1005) | SE 10 | light rain | ||
| 1 PM (17) May 11 | 57.0 (13.9) | 50.0 (10.0) | 29.73 (1006) | SSE 6 | |||
| Noon (16) May 11 | 57.0 (13.9) | 48.9 (9.4) | 29.77 (1008) | S 10 | |||
| 11 AM (15) May 11 | 55.0 (12.8) | 50.0 (10.0) | 29.8 (1009) | S 7 | |||
| 10 AM (14) May 11 | 53 (12) | 51 (11) | 29.81 (1009) | S 7 | |||
| 9 AM (13) May 11 | 50.0 (10.0) | 48.0 (8.9) | 29.82 (1009) | Calm | |||
| 8 AM (12) May 11 | 48.0 (8.9) | 46.9 (8.3) | 29.82 (1009) | Calm | mist | ||
| 7 AM (11) May 11 | 45.0 (7.2) | 44.1 (6.7) | 29.84 (1010) | Calm | mist | ||
| 6 AM (10) May 11 | 43.0 (6.1) | 42.1 (5.6) | 29.83 (1010) | W 6 | |||
| 5 AM (9) May 11 | 46.9 (8.3) | 45.0 (7.2) | 29.84 (1010) | Calm | |||
| 4 AM (8) May 11 | 44 (7) | 42 (6) | 29.86 (1011) | NE 3 | mist | ||
| 3 AM (7) May 11 | 45.0 (7.2) | 44.1 (6.7) | 29.89 (1012) | SSE 3 | |||
| 2 AM (6) May 11 | 46.0 (7.8) | 44.1 (6.7) | 29.88 (1011) | Calm | |||
| Oldest | 1 AM (5) May 11 | 48.9 (9.4) | 46.9 (8.3) | 29.9 (1012) | SE 3 | ||
| Time EDT (UTC) |
Temperature F(C) |
Dew Point F(C) |
Pressure Inches(hPa) |
Wind (MPH) |
Weather | ||
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The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies
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