KMIW METAR

Current observed weather at Marshalltown Municipal Airport (MIW · KMIW), Marshalltown, IA, elevation 975 ft. Reported 7 Aug 2026 0153Z, decoded below with the past 24 hours of observations.

All of Marshalltown Municipal Airport — runways, frequencies, charts and live weather

METAR observed 7 Aug 2026 0153Z

VFR

METAR KMIW 070153Z AUTO 17005KT 10SM CLR 23/20 A3003 RMK AO2 SLP163 T02330200

Wind

170° at 5 kt

Visibility

10+ SM

Ceiling

Clear

Temp / Dewpoint

23° / 20°C

Altimeter

30.03"

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	170° at 5 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	Clear below 12,000 ft	—
Temperature	23°C (74°F)	—
Dewpoint	20°C (68°F)	—
Temp/dewpoint spread	3°C	The margin before the air reaches saturation.
Altimeter	30.03 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 22 stored observations time · category · wind · visibility · ceiling · temp

Time	Category	Wind	Visibility	Ceiling	Temp
0253Z	MVFR	000° at 0 kt	10+ SM	2,800 ft	19°C
0353Z	MVFR	090° at 4 kt	10+ SM	2,800 ft	19°C
0453Z	MVFR	100° at 4 kt	10+ SM	2,700 ft	18°C
0453Z	MVFR	100° at 4 kt	10+ SM	2,700 ft	18°C
0753Z	MVFR	130° at 3 kt	10+ SM	2,700 ft	19°C
0953Z	MVFR	000° at 0 kt	6 SM	2,700 ft	18°C
1053Z	MVFR	100° at 3 kt	7 SM	2,800 ft	18°C
1153Z	MVFR	080° at 3 kt	5 SM	3,500 ft	18°C
1253Z	VFR	090° at 5 kt	6 SM	3,900 ft	19°C
1353Z	VFR	100° at 5 kt	10+ SM	5,000 ft	21°C
1453Z	VFR	140° at 5 kt	10+ SM	Clear	22°C
1453Z	VFR	140° at 5 kt	10+ SM	Clear	22°C
1653Z	VFR	120° at 4 kt	10+ SM	5,000 ft	24°C
1753Z	VFR	170° at 5 kt	10+ SM	Clear	26°C
1853Z	VFR	120° at 6 kt	10+ SM	Clear	26°C
1953Z	VFR	150° at 5 kt	10+ SM	Clear	26°C
2053Z	VFR	170° at 6 kt	10+ SM	6,000 ft	26°C
2153Z	VFR	160° at 5 kt	10+ SM	Clear	26°C
2253Z	VFR	120° at 7 kt	10+ SM	4,700 ft	27°C
2353Z	VFR	160° at 4 kt	10+ SM	Clear	26°C
0053Z	VFR	150° at 5 kt	10+ SM	Clear	24°C
0153Z	VFR	170° at 5 kt	10+ SM	Clear	23°C

Frequently asked

What is the current METAR at KMIW?

The 7 Aug 2026 0153Z observation at Marshalltown Municipal Airport reads: METAR KMIW 070153Z AUTO 17005KT 10SM CLR 23/20 A3003 RMK AO2 SLP163 T02330200

Is KMIW VFR right now?

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

How often is the KMIW 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 KMIW

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.