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 (3 h 13 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 172344Z 1800/1906 27005KT P6SM VCTS BKN045CB OVC150 FM180100 31004KT P6SM SCT045 BKN150 FM181500 34007KT P6SM FEW045 SCT100 FM190200 00000KT P6SM FEW045 SCT130

Issued 172344Z · valid 1800 → 1906

Initial 1800 to 1906

From 270° (W) at 5 kt. Visibility 6 statute miles. In the vicinity: thunderstorm. Broken (5–7 oktas) at 4,500 ft (CB); Overcast (8 oktas) at 15,000 ft
From From 180100Z

From 310° (NW) at 4 kt. Visibility 6 statute miles. Scattered (3–4 oktas) at 4,500 ft; Broken (5–7 oktas) at 15,000 ft
From From 181500Z

From 340° (NNW) at 7 kt. Visibility 6 statute miles. Few (1–2 oktas) at 4,500 ft; Scattered (3–4 oktas) at 10,000 ft
From From 190200Z

Calm. Visibility 6 statute miles. Few (1–2 oktas) at 4,500 ft; Scattered (3–4 oktas) at 13,000 ft