KCPS METAR

Current observed weather at St Louis Downtown (CPS · KCPS), Cahokia/St Louis, IL, elevation 413 ft. Reported 21 Sep 2026 0836Z, decoded below with the past 24 hours of observations. · Open on the map

All of St Louis Downtown — runways, frequencies, charts and live weather

SPECI special report 21 Sep 2026 0836Z

VFR

SPECI KCPS 210836Z AUTO 21003KT 10SM SCT007 22/21 A2993 RMK AO2 RAE17 P0000 T02170206 $

Wind

210° at 3 kt

Visibility

10+ SM

Ceiling

Clear

Temp / Dewpoint

22° / 21°C

Altimeter

29.93"

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	210° at 3 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 700 ft AGL	—
Temperature	22°C (71°F)	—
Dewpoint	21°C (69°F)	—
Temp/dewpoint spread	1°C	A spread of 2°C or less favours fog or low stratus forming.
Altimeter	29.93 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
0853Z	VFR	000° at 0 kt	10+ SM	Clear	23°C
0953Z	VFR	240° at 5 kt	10+ SM	Clear	24°C
1053Z	VFR	240° at 4 kt	10+ SM	Clear	23°C
1153Z	VFR	270° at 3 kt	10+ SM	Clear	23°C
1253Z	VFR	220° at 3 kt	10+ SM	Clear	23°C
1353Z	VFR	000° at 0 kt	10+ SM	Clear	26°C
1453Z	VFR	020° at 4 kt	10+ SM	Clear	27°C
1553Z	VFR	090° at 3 kt	10+ SM	Clear	28°C
1653Z	VFR	100° at 4 kt	10+ SM	Clear	29°C
1753Z	VFR	Variable at 3 kt	10+ SM	Clear	31°C
1853Z	VFR	000° at 0 kt	10+ SM	Clear	32°C
1953Z	VFR	000° at 0 kt	10+ SM	Clear	33°C
2053Z	VFR	Variable at 3 kt	10+ SM	Clear	34°C
2153Z	VFR	Variable at 3 kt	10+ SM	Clear	33°C
2253Z	VFR	320° at 4 kt	10+ SM	Clear	33°C
2353Z	VFR	300° at 3 kt	10+ SM	10,000 ft	31°C
0053Z	VFR	170° at 3 kt	10+ SM	8,500 ft	28°C
0153Z	VFR	010° at 9 kt	10+ SM	11,000 ft	25°C
0253Z	VFR	020° at 7 kt	10+ SM	11,000 ft	24°C
0353Z	MVFR	020° at 6 kt	5 SM	7,000 ft	24°C
0453Z	MVFR	220° at 6 kt	3 SM	4,300 ft	23°C
0553Z	VFR	010° at 3 kt	7 SM	11,000 ft	22°C
0653Z	MVFR	360° at 6 kt	10+ SM	2,100 ft	22°C
0753Z	VFR	050° at 12 kt	10+ SM	11,000 ft	22°C

Frequently asked

What is the current METAR at KCPS?

The 21 Sep 2026 0836Z observation at St Louis Downtown reads: SPECI KCPS 210836Z AUTO 21003KT 10SM SCT007 22/21 A2993 RMK AO2 RAE17 P0000 T02170206 $

Is KCPS VFR right now?

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

How often is the KCPS 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 KCPS

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.