KIAD · Washington Dulles International Airport — METAR & TAF

Current observation (METAR)

METAR KIAD 172152Z 30008KT 10SM FEW045CB BKN070 BKN150 31/21 A2983 RMK AO2 SLP097 CB SW-NE MOV E T03110211

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Observed: 17 Aug 21:52 UTC · 17:52 EDT local (28 min ago)
Wind: From 300° (WNW) at 8 kt
Visibility: 10 statute miles or more
Weather: No significant weather
Clouds: Few (1–2 oktas) at 4,500 ft (CB)
Broken (5–7 oktas) at 7,000 ft
Broken (5–7 oktas) at 15,000 ft
Temperature: 31°C (88°F)
Dewpoint: 21°C (70°F)
Rel. humidity: 55%
Pressure: A2983 (29.83 inHg) · QNH 1010 hPa

Remarks

AO2 Automated station with precipitation discriminator SLP097 Sea Level Pressure: 1009.7 hPa T03110211 Precise Temp: 31.1 °C, Dewpoint: 21.1 °C

Visual summary

Wind

Clouds

Temp / dewpoint

Forecast (TAF)

TAF KIAD 172125Z 1721/1824 29008KT P6SM VCTS SCT040CB BKN150 TEMPO 1722/1723 35010G20KT FM180000 30003KT P6SM SCT045 BKN100 FM181500 34007KT P6SM SCT100

Issued 172125Z · valid 1721 → 1824

Initial 1721 to 1824

From 290° (WNW) at 8 kt. Visibility 6 statute miles. In the vicinity: thunderstorm. Scattered (3–4 oktas) at 4,000 ft (CB); Broken (5–7 oktas) at 15,000 ft
Temporary 1722 to 1723

From 350° (N) at 10 kt, gusting 20 kt
From From 180000Z

From 300° (WNW) at 3 kt. Visibility 6 statute miles. Scattered (3–4 oktas) at 4,500 ft; Broken (5–7 oktas) at 10,000 ft
From From 181500Z

From 340° (NNW) at 7 kt. Visibility 6 statute miles. Scattered (3–4 oktas) at 10,000 ft