National Weather Service State College, PA Weather Impact Matrix for York County Decision Support Valid: 03/28/2026 04 PM - 03/29/2026 12 AM EDT

Sat 03/28 4 PM Sat 03/28 5 PM Sat 03/28 6 PM Sat 03/28 7 PM Sat 03/28 8 PM Sat 03/28 9 PM Sat 03/28 10 PM Sat 03/28 11 PM Sun 03/29 12 AM Temperature 46°F 45°F 45°F 44°F 41°F 38°F 36°F 35°F 34°F Wind Chill 37°F 38°F 40°F 38°F 38°F 38°F 36°F 35°F 34°F Wind Speed 13 mph 12 mph 10 mph 8 mph 3 mph 2 mph 2 mph 2 mph 1 mph Wind Direction NW NW NW NW NW NW W W W Wind Gust 25 mph 23 mph 19 mph 14 mph 10 mph 6 mph 5 mph 4 mph 4 mph Chance of Precipitation 0% 0% 0% 0% 0% 0% 0% 0% 0% Weather None None None None None None None None None Sky Cover 20% 12% 7% 6% 10% 5% 6% 8% 23% Relative Humidity 29% 29% 31% 34% 40% 47% 50% 52% 56% Rainfall 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in Snow Accumulation 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in Ice Accumulation 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in Issued: Saturday March 28, 2026 03:38 PM EDT

Threat Level	None	Limited	Elevated	Significant	Extreme
Temperature	≥10 °F	10 to 1 °F	0 to -9 °F	-10 to -24 °F	≤-25 °F
Wind Chill	≥10 °F	10 to 1 °F	0 to -9 °F	-10 to -24 °F	≤-25 °F
Wind Speed	≤10 mph	10 to 14 mph	15 to 24 mph	25 to 34 mph	≥35 mph
Wind Gust	≤15 mph	15 to 24 mph	25 to 34 mph	35 to 44 mph	≥45 mph
Chance of Precipitation	≤15 %	15 to 24 %	25 to 54 %	55 to 74 %	≥75 %
Relative Humidity	≥15 %	15 to 21 %	20 to 31 %	30 to 41 %	≤40 %
Rainfall	≤0.1 in	0.1 to 0.24 in	0.25 to 0.49 in	0.5 to 0.99 in	≥1.0 in
Snow Accumulation	≤0.1 in	0.1 to 0.9 in	1.0 to 2.9 in	3.0 to 5.9 in	≥6.0 in
Ice Accumulation	≤0.01 in	0.01 to 0.09 in	0.1 to 0.24 in	0.25 to 0.49 in	≥0.5 in

Note -

Grey color indicates no thresholds assigned