KMVN METAR

Current observed weather at Mount Vernon (MVN · KMVN), Mount Vernon, IL, elevation 480 ft. Reported 21 Sep 2026 0456Z, decoded below with the past 24 hours of observations. · Open on the map

All of Mount Vernon — runways, frequencies, charts and live weather

METAR observed 21 Sep 2026 0456Z

VFR

METAR KMVN 210456Z AUTO 04008KT 10SM SCT110 24/20 A2992 RMK AO2 SLP132 T02390200 403560183 $

Wind

040° at 8 kt

Visibility

10+ SM

Ceiling

Clear

Temp / Dewpoint

24° / 20°C

Altimeter

29.92"

Times are UTC (Zulu), as they appear in the report.

What it says

Field	Value	What that means
Flight category	VFR	Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Wind	040° at 8 kt	Direction is degrees true, as reported.
Visibility	10+ SM	10 SM is the maximum an automated US station reports; it means 10 or greater.
Ceiling	Unlimited	No broken, overcast or obscured layer reported.
Sky	Scattered at 11,000 ft AGL	—
Temperature	24°C (75°F)	—
Dewpoint	20°C (68°F)	—
Temp/dewpoint spread	4°C	The margin before the air reaches saturation.
Altimeter	29.92 inHg	Set this in the Kollsman window; it is the field’s current sea level pressure setting.

VFRMVFRIFRLIFRhover for the full observation

Flight category

Wind · kt (gust shading)

Ceiling · ft (log scale, ▲ = unlimited)

Visibility · SM

All 24 stored observations time · category · wind · visibility · ceiling · temp

Time	Category	Wind	Visibility	Ceiling	Temp
0556Z	VFR	000° at 0 kt	10+ SM	Clear	21°C
0656Z	VFR	000° at 0 kt	10+ SM	Clear	21°C
0756Z	VFR	000° at 0 kt	10+ SM	Clear	20°C
0856Z	VFR	000° at 0 kt	10+ SM	Clear	21°C
0956Z	VFR	000° at 0 kt	10+ SM	Clear	19°C
1056Z	VFR	000° at 0 kt	10+ SM	Clear	19°C
1156Z	VFR	000° at 0 kt	10+ SM	Clear	21°C
1256Z	VFR	000° at 0 kt	10+ SM	Clear	22°C
1356Z	VFR	260° at 4 kt	10+ SM	Clear	25°C
1456Z	VFR	000° at 0 kt	10+ SM	Clear	26°C
1556Z	VFR	000° at 0 kt	10+ SM	Clear	27°C
1656Z	VFR	000° at 0 kt	10+ SM	Clear	31°C
1756Z	VFR	Variable at 3 kt	10+ SM	Clear	31°C
1856Z	VFR	Variable at 5 kt	10+ SM	Clear	33°C
1956Z	VFR	230° at 6 kt	10+ SM	Clear	34°C
2056Z	VFR	210° at 5 kt	10+ SM	Clear	35°C
2156Z	VFR	220° at 4 kt	10+ SM	Clear	34°C
2256Z	VFR	000° at 0 kt	10+ SM	10,000 ft	31°C
2356Z	VFR	000° at 0 kt	10+ SM	7,000 ft	30°C
0056Z	VFR	360° at 3 kt	10+ SM	Clear	26°C
0156Z	VFR	000° at 0 kt	10+ SM	9,500 ft	26°C
0256Z	VFR	010° at 4 kt	10+ SM	Clear	26°C
0356Z	VFR	030° at 6 kt	10+ SM	10,000 ft	25°C
0456Z	VFR	040° at 8 kt	10+ SM	Clear	24°C

Frequently asked

What is the current METAR at KMVN?

The 21 Sep 2026 0456Z observation at Mount Vernon reads: METAR KMVN 210456Z AUTO 04008KT 10SM SCT110 24/20 A2992 RMK AO2 SLP132 T02390200 403560183 $

Is KMVN VFR right now?

Mount Vernon is reporting VFR. Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.

How often is the KMVN METAR updated?

Routine observations are issued hourly, usually in the 5 minutes before the hour. A SPECI is issued between them whenever conditions change significantly — a ceiling or visibility crossing a category threshold, a wind shift, or the onset of precipitation or a thunderstorm.

More about KMVN

Observations from the US National Weather Service Aviation Weather Center. Times are UTC (Zulu). For planning and education only — always confirm with an official preflight briefing.

Something here wrong or out of date? Report a data problem.