KIAD · Washington Dulles International Airport — METAR & TAF

Current observation (METAR)

SPECI KIAD 172236Z 36011KT 7SM -TSRA BKN045CB BKN080 OVC150 27/22 A2984 RMK AO2 RAB24 TSB36 OCNL LTGIC SW-W TS SW-W MOV E P0001 T02670222

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Observed: 17 Aug 22:36 UTC · 18:36 EDT local (16 h 56 min ago) SPECI
Wind: From 360° (N) at 11 kt
Visibility: 7 statute miles
Weather: Light thunderstorm with rain
Clouds: Broken (5–7 oktas) at 4,500 ft (CB)
Broken (5–7 oktas) at 8,000 ft
Overcast (8 oktas) at 15,000 ft
Temperature: 27°C (81°F)
Dewpoint: 22°C (72°F)
Rel. humidity: 74%
Pressure: A2984 (29.84 inHg) · QNH 1010 hPa

Remarks

AO2 Automated station with precipitation discriminator LTGIC Lightning: In-Cloud P0001 Hourly Precipitation: 0.01 inches T02670222 Precise Temp: 26.7 °C, Dewpoint: 22.2 °C

Visual summary

Wind

Clouds

Temp / dewpoint

Forecast (TAF)

TAF KIAD 181504Z 1815/1918 33007KT P6SM SCT030 BKN100 TEMPO 1815/1817 BKN030 FM181700 33007KT P6SM FEW050 BKN100 FM190100 33004KT P6SM FEW250

Issued 181504Z · valid 1815 → 1918

Initial 1815 to 1918

From 330° (NNW) at 7 kt. Visibility 6 statute miles. Scattered (3–4 oktas) at 3,000 ft; Broken (5–7 oktas) at 10,000 ft
Temporary 1815 to 1817

Broken (5–7 oktas) at 3,000 ft
From From 181700Z

From 330° (NNW) at 7 kt. Visibility 6 statute miles. Few (1–2 oktas) at 5,000 ft; Broken (5–7 oktas) at 10,000 ft
From From 190100Z

From 330° (NNW) at 4 kt. Visibility 6 statute miles. Few (1–2 oktas) at 25,000 ft