KJVL TAF

Terminal aerodrome forecast for Southern Wisconsin Regional (JVL · KJVL), Janesville, WI. Issued 21 Sep 2026 0309Z, valid 0300Z to 0000Z, decoded period by period below. · Open on the map

All of Southern Wisconsin Regional — runways, frequencies, charts and live weather

TAF issued 21 Sep 2026 0309Z

valid 0300Z to 0000Z

TAF KJVL 210309Z 2103/2124 04013KT P6SM BKN035 OVC050 FM210600 06010KT P6SM SCT022 OVC035 FM211500 07012KT P6SM SCT018 BKN022 FM212200 06010KT P6SM SCT040 BKN060

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

Period by period

Period (UTC)	Change	Wind	Vis	Ceiling	Sky	Cat
0300Z to 0600Z	Initial	040° at 13 kt	6+ SM	3,500 ft BKN	Broken at 3,500 ft AGL, Overcast at 5,000 ft AGL	VFR
0600Z to 1500Z	FM	060° at 10 kt	6+ SM	3,500 ft OVC	Scattered at 2,200 ft AGL, Overcast at 3,500 ft AGL	VFR
1500Z to 2200Z	FM	070° at 12 kt	6+ SM	2,200 ft BKN	Scattered at 1,800 ft AGL, Broken at 2,200 ft AGL	MVFR
2200Z to 0000Z	FM	060° at 10 kt	6+ SM	6,000 ft BKN	Scattered at 4,000 ft AGL, Broken at 6,000 ft AGL	VFR

What the change groups mean

FM: From — a rapid, permanent change to the conditions that follow.

What the categories mean

VFR: Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
MVFR: Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.

Frequently asked

What is the current TAF for KJVL?

The forecast issued 21 Sep 2026 0309Z for Southern Wisconsin Regional reads: TAF KJVL 210309Z 2103/2124 04013KT P6SM BKN035 OVC050 FM210600 06010KT P6SM SCT022 OVC035 FM211500 07012KT P6SM SCT018 BKN022 FM212200 06010KT P6SM SCT040 BKN060

How far ahead does a TAF forecast?

A TAF covers a 24-hour period at most airports and 30 hours at larger ones, issued four times a day at 0000Z, 0600Z, 1200Z and 1800Z. It describes conditions within roughly 5 statute miles of the airport, not the surrounding area.

What do FM, BECMG and TEMPO mean?

FM (from) marks a rapid, permanent change at the stated time. BECMG (becoming) marks a gradual change over the stated window. TEMPO marks conditions expected for less than half the period, in spells of under an hour each. PROB30 and PROB40 give the probability of the conditions that follow.

More about KJVL

Forecasts 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Something here wrong or out of date?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.