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Current Weather Conditions:
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| NWS Point Forecast for KDCA | (KDCA) 38-51N 077-02W 18M |
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| Conditions at | |
| Wind | from the S (170 degrees) at 8 MPH (7 KT) |
| Visibility | 10 mile(s) |
| Sky conditions | mostly clear |
| Temperature | 93.0 F (33.9 C) |
| Heat index | 97.3 F (36.3 C) |
| Dew Point | 68.0 F (20.0 C) |
| Relative Humidity | 44% |
| Pressure (altimeter) | 30.13 in. Hg (1020 hPa) |
| ob | KDCA 181852Z 17007KT 10SM FEW060 34/20 A3013 RMK AO2 SLP203 T03390200 |
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Maximum and Minimum Temperatures |
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| Maximum Temperature F (C) |
Minimum Temperature F (C) |
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| 91.0 (32.8) | 71.1 (21.7) | In the 6 hours preceding May 18, 2026 - 01:52 PM EDT / 2026.05.18 1752 UTC |
| 84.9 (29.4) | 54.0 (12.2) | In the 24 hours preceding May 17, 2026 - 12:52 AM EDT / 2026.05.17 0452 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 | 3 PM (19) May 18 | 93.0 (33.9) | 68.0 (20.0) | 30.13 (1020) | S 8 | ||
| 2 PM (18) May 18 | 91.0 (32.8) | 64.0 (17.8) | 30.14 (1020) | S 12 | |||
| 1 PM (17) May 18 | 89.1 (31.7) | 66.9 (19.4) | 30.16 (1021) | SSE 10 | |||
| Noon (16) May 18 | 86.0 (30.0) | 66.9 (19.4) | 30.17 (1021) | S 8 | |||
| 11 AM (15) May 18 | 82.0 (27.8) | 66.9 (19.4) | 30.18 (1022) | S 10 | |||
| 10 AM (14) May 18 | 79.0 (26.1) | 66.0 (18.9) | 30.18 (1022) | SSE 5 | |||
| 9 AM (13) May 18 | 75.0 (23.9) | 64.9 (18.3) | 30.18 (1022) | S 6 | |||
| 8 AM (12) May 18 | 71.1 (21.7) | 64.9 (18.3) | 30.18 (1022) | S 7 | |||
| 7 AM (11) May 18 | 69.1 (20.6) | 64.9 (18.3) | 30.16 (1021) | S 3 | |||
| 6 AM (10) May 18 | 68.0 (20.0) | 63.0 (17.2) | 30.14 (1020) | Calm | |||
| 5 AM (9) May 18 | 69.1 (20.6) | 64.0 (17.8) | 30.13 (1020) | SSW 3 | |||
| 4 AM (8) May 18 | 68.0 (20.0) | 64.9 (18.3) | 30.12 (1019) | Calm | |||
| 3 AM (7) May 18 | 70.0 (21.1) | 64.0 (17.8) | 30.12 (1019) | NE 3 | |||
| 2 AM (6) | No Data | ||||||
| 1 AM (5) | No Data | ||||||
| Midnight (4) May 18 | 73.0 (22.8) | 63.0 (17.2) | 30.13 (1020) | S 8 | |||
| 11 PM (3) May 17 | 73.9 (23.3) | 64.9 (18.3) | 30.13 (1020) | S 7 | |||
| 10 PM (2) May 17 | 75.0 (23.9) | 64.0 (17.8) | 30.11 (1019) | S 6 | |||
| 9 PM (1) May 17 | 78.1 (25.6) | 63.0 (17.2) | 30.09 (1018) | S 7 | |||
| 8 PM (0) May 17 | 81.0 (27.2) | 62.1 (16.7) | 30.08 (1018) | S 9 | |||
| 7 PM (23) May 17 | 84.0 (28.9) | 62.1 (16.7) | 30.08 (1018) | S 9 | |||
| 6 PM (22) May 17 | 88.0 (31.1) | 59.0 (15.0) | 30.07 (1018) | W 7 | |||
| 5 PM (21) May 17 | 88.0 (31.1) | 57.9 (14.4) | 30.07 (1018) | NW 8 | |||
| Oldest | 4 PM (20) May 17 | 87.1 (30.6) | 60.1 (15.6) | 30.08 (1018) | Variable 6 | ||
| Time EDT (UTC) |
Temperature F(C) |
Dew Point F(C) |
Pressure Inches(hPa) |
Wind (MPH) |
Weather | ||
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