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Aviation Weather Handbook

FAA-H-8083-28B Version 2026

Chapter 27

Forecasts

14008KT Wind 140° true at 8 kt.

P6SM Visibility greater than 6 SM.

SCT040 OVC080 4,000 ft scattered, ceiling 8,000 ft overcast.

TEMPO 1204/1208 Temporary conditions between the 12th day of the month at 0400 UTC and the 12th day of the month at 0800 UTC.

3SM Visibility 3 SM.

TSRA Thunderstorms with moderate rain showers.

OVC030CB Ceiling 3,000 ft overcast with cumulonimbus.

TAF AMD
KEYW 131555Z 1316/1412 VRB03KT P6SM VCTS SCT025CB BKN250
TEMPO 1316/1318 2SM TSRA BKN020CB
FM131800 VRB03KT P6SM SCT025 BKN250 TEMPO 1320/1324 1SM TSRA OVC010CB
FM140000 VRB03KT P6SM VCTS SCT020CB BKN120 TEMPO 1408/1412 BKN020CB

TAF AMD Amended Terminal Aerodrome Forecast.

KEYW Key West, Florida.

131555Z Prepared on the 13th day of the month at 1555 UTC.

1316/1412 Valid from the 13th day of the month at 1600 UTC until the 14th day of the month at 1200 UTC

VRB03KT Wind variable at 3 kt.

P6SM Visibility greater than 6 SM.

VCTS Thunderstorms in the vicinity.

SCT025CB BKN250 2,500 ft scattered with cumulonimbus, ceiling 25,000 ft broken.

TEMPO 1316/1318 Temporary conditions between the 13th day of the month at 1600 UTC and the 13th day of the month at 1800 UTC.

2SM Visibility 2 SM.

TSRA Thunderstorms with moderate rain showers.

BKN020CB Ceiling 2,000 ft broken with cumulonimbus.