KGON METAR

Current observed weather at Groton-New London (GON · KGON), Groton (New London), CT, elevation 9 ft. Reported 21 Sep 2026 0756Z, decoded below with the past 24 hours of observations. · Open on the map

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METAR observed 21 Sep 2026 0756Z

MVFR

METAR KGON 210756Z AUTO 36009KT 10SM OVC016 16/16 A2995 RMK AO2 SLP140 T01610156

Wind

360° at 9 kt

Visibility

10+ SM

Ceiling

1,600 ft OVC

Temp / Dewpoint

16° / 16°C

Altimeter

29.95"

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

What it says

Field	Value	What that means
Flight category	MVFR	Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.
Wind	360° at 9 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	1,600 ft OVC	Lowest OVC layer, 1,600 ft above the field.
Sky	Overcast at 1,600 ft AGL	—
Temperature	16°C (61°F)	—
Dewpoint	16°C (60°F)	—
Temp/dewpoint spread	1°C	A spread of 2°C or less favours fog or low stratus forming.
Altimeter	29.95 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
0856Z	VFR	120° at 6 kt	10+ SM	11,000 ft	16°C
0956Z	VFR	120° at 11 kt	10+ SM	Clear	16°C
1056Z	VFR	110° at 8 kt	10+ SM	11,000 ft	16°C
1156Z	VFR	130° at 8 kt	10+ SM	11,000 ft	17°C
1256Z	MVFR	120° at 10 kt	10+ SM	2,800 ft	17°C
1356Z	MVFR	140° at 11 kt	10+ SM	2,200 ft	18°C
1456Z	MVFR	Calm	7 SM	1,900 ft	17°C
1556Z	IFR	140° at 13 kt	3 SM	900 ft	18°C
1656Z	VFR	140° at 11 kt	10+ SM	4,400 ft	18°C
1756Z	MVFR	140° at 11 kt	4 SM	4,100 ft	18°C
1856Z	IFR	110° at 9 kt	3 SM	900 ft	17°C
1956Z	IFR	130° at 13-19 kt	6 SM	900 ft	18°C
2056Z	IFR	120° at 11 kt	8 SM	800 ft	18°C
2156Z	IFR	160° at 12 kt	5 SM	800 ft	18°C
2256Z	VFR	140° at 8 kt	10+ SM	3,600 ft	18°C
2356Z	MVFR	130° at 6 kt	10+ SM	2,800 ft	18°C
0056Z	MVFR	120° at 11-16 kt	10+ SM	1,700 ft	18°C
0156Z	MVFR	120° at 8 kt	6 SM	2,100 ft	18°C
0256Z	IFR	100° at 6 kt	5 SM	600 ft	18°C
0356Z	MVFR	090° at 8 kt	6 SM	1,500 ft	19°C
0456Z	IFR	360° at 6 kt	8 SM	500 ft	18°C
0556Z	IFR	010° at 11 kt	10+ SM	800 ft	17°C
0656Z	MVFR	010° at 12 kt	10+ SM	1,300 ft	16°C
0756Z	MVFR	360° at 9 kt	10+ SM	1,600 ft	16°C

Frequently asked

What is the current METAR at KGON?

The 21 Sep 2026 0756Z observation at Groton-New London reads: METAR KGON 210756Z AUTO 36009KT 10SM OVC016 16/16 A2995 RMK AO2 SLP140 T01610156

Is KGON VFR right now?

Groton-New London is reporting MVFR. Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.

How often is the KGON 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 KGON

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.