Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >
TAM MCARTHUR RIM
DATE TUESDAY 09/30/25 WEDNESDAY 10/01/25
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 OV OV BK SC BK BK OV BK OV OV OV OV OV OV BK BK SC
CLOUD COVER (%) 85 80 65 35 55 55 70 60 85 80 75 80 85 75 65 50 50
TEMPERATURE 42 39 37 36 35 35 41 45 40 38 39 39 38 38 39 42 41
MIN/MAX TEMP 34 46 37 43
WIND DIR SW SW SW SW SW S SW SW SW SW SW SW SW SW SW SW W
WIND (MPH) 8 8 10 12 14 17 18 18 16 16 19 19 16 14 14 13 11
WIND GUST (MPH)
PRECIP PROB (%) 80 20 10 10 0 0 5 60 80 90 70 70 70 70 70 70 50
PRECIP TYPE R S R R R R R R S R R R
6 HOUR QPF 0.07 0.00 0.00 0.16 0.32 0.27 0.05 0.01
6 HOUR SNOW 0.0 0.0 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) 8.8 8.0 7.5 6.8 6.3 6.7 7.5 7.6 8.1 8.2 7.9 7.8 7.7 7.3 7.3 7.4 7.4
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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