KMCW METAR

Current observed weather at Mason City Municipal (MCW · KMCW), Mason City, IA, elevation 1,213 ft. Reported 21 Sep 2026 0253Z, decoded below with the past 24 hours of observations. · Open on the map

All of Mason City Municipal — runways, frequencies, charts and live weather

METAR observed 21 Sep 2026 0253Z

VFR

METAR KMCW 210253Z AUTO 07010KT 10SM OVC039 15/11 A3013 RMK AO2 SLP199 T01500111 51018

Wind

070° at 10 kt

Visibility

10+ SM

Ceiling

3,900 ft OVC

Temp / Dewpoint

15° / 11°C

Altimeter

30.13"

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	070° at 10 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	3,900 ft OVC	Lowest OVC layer, 3,900 ft above the field.
Sky	Overcast at 3,900 ft AGL	—
Temperature	15°C (59°F)	—
Dewpoint	11°C (52°F)	—
Temp/dewpoint spread	4°C	The margin before the air reaches saturation.
Altimeter	30.13 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
0353Z	LIFR	020° at 11 kt	10+ SM	400 ft	16°C
0453Z	IFR	020° at 9-17 kt	10+ SM	500 ft	16°C
0553Z	IFR	020° at 10-18 kt	8 SM	500 ft	16°C
0653Z	LIFR	020° at 12-21 kt	9 SM	400 ft	16°C
0753Z	IFR	030° at 12-18 kt	5 SM	700 ft	16°C
0853Z	IFR	030° at 11 kt	6 SM	600 ft	16°C
0953Z	IFR	030° at 12 kt	6 SM	600 ft	16°C
1053Z	IFR	040° at 10-22 kt	10+ SM	600 ft	15°C
1153Z	IFR	040° at 10-18 kt	10+ SM	600 ft	15°C
1253Z	IFR	040° at 11 kt	10+ SM	600 ft	15°C
1353Z	IFR	050° at 12-21 kt	10+ SM	600 ft	15°C
1453Z	IFR	060° at 13-20 kt	10+ SM	700 ft	15°C
1553Z	MVFR	070° at 13-22 kt	10+ SM	1,000 ft	16°C
1653Z	MVFR	070° at 12-23 kt	10+ SM	1,900 ft	17°C
1753Z	VFR	060° at 14-25 kt	10+ SM	4,500 ft	18°C
1853Z	MVFR	060° at 15-25 kt	10+ SM	2,200 ft	19°C
1953Z	VFR	070° at 13-22 kt	10+ SM	6,000 ft	20°C
2053Z	VFR	060° at 12-22 kt	10+ SM	5,500 ft	19°C
2153Z	VFR	060° at 10 kt	10+ SM	5,500 ft	19°C
2253Z	VFR	090° at 9-18 kt	10+ SM	4,900 ft	19°C
2353Z	VFR	070° at 8 kt	10+ SM	5,000 ft	18°C
0053Z	VFR	050° at 12 kt	10+ SM	8,000 ft	17°C
0153Z	VFR	060° at 13-23 kt	10+ SM	3,900 ft	16°C
0253Z	VFR	070° at 10 kt	10+ SM	3,900 ft	15°C

Frequently asked

What is the current METAR at KMCW?

The 21 Sep 2026 0253Z observation at Mason City Municipal reads: METAR KMCW 210253Z AUTO 07010KT 10SM OVC039 15/11 A3013 RMK AO2 SLP199 T01500111 51018

Is KMCW VFR right now?

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

How often is the KMCW 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 KMCW

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.