Severe thunderstorms are likely across portions of the Mid-South, Tennessee Valley, and lower Ohio River Valley Tuesday, including damaging winds and tornadoes, a few of which could be strong. Heavy to excessive rainfall, which may lead to flooding, is expected over the lower Ohio Valley Tuesday. An extended period of hot weather is forecast for parts of coastal southern California this week. Read More >
TAM MCARTHUR RIM DATE TUESDAY 05/20/25 WEDNESDAY 05/21/25 TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P CLOUD COVER SC BK SC BK BK SC SC FW FW FW FW FW SC FW SC BK BK CLOUD COVER (%) 45 60 50 55 60 45 35 15 15 25 15 25 30 20 30 60 70 TEMPERATURE 36 32 29 26 26 27 32 37 37 32 27 26 25 31 43 48 48 MIN/MAX TEMP 25 39 24 49 WIND DIR W W W W W W W W W W W W SW SE SE N N WIND (MPH) 18 17 12 10 8 6 6 8 9 6 3 2 2 2 3 4 9 WIND GUST (MPH) PRECIP PROB (%) 20 10 10 30 20 10 5 5 5 5 0 0 0 0 5 5 30 PRECIP TYPE S S S S 6 HOUR QPF 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 6 HOUR SNOW 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 SNOW LEVEL (KFT) 6.8 6.0 5.2 4.7 4.3 4.7 5.5 6.0 6.0 5.4 4.9 4.4 4.3 5.0 6.5 7.2 7.9 --- PRECIP TYPE CODES --- CODE TYPE T THUNDERSTORMS R RAIN S SNOW I SLEET Z FREEZING RAIN