National Weather Service State College, PA Weather Impact Matrix for York County Decision Support Valid: 04/25/2024 06 PM - 04/26/2024 04 AM EDT

Thu 04/25 6 PM Thu 04/25 7 PM Thu 04/25 8 PM Thu 04/25 9 PM Thu 04/25 10 PM Thu 04/25 11 PM Fri 04/26 12 AM Fri 04/26 1 AM Fri 04/26 2 AM Fri 04/26 3 AM Fri 04/26 4 AM Temperature 55°F 57°F 58°F 58°F 58°F 57°F 53°F 51°F 49°F 47°F 44°F Wind Chill 55°F 57°F 58°F 58°F 58°F 57°F 53°F 51°F 47°F 44°F 41°F Wind Speed 5 mph 4 mph 4 mph 4 mph 4 mph 3 mph 4 mph 4 mph 4 mph 4 mph 4 mph Wind Direction NE NE E E E E SE SE SE SE SE Wind Gust 8 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 8 mph Chance of Precipitation 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% Weather None None None None None None None None None None None Sky Cover 64% 64% 68% 65% 61% 54% 47% 44% 43% 40% 32% Relative Humidity 40% 39% 40% 39% 40% 40% 48% 54% 58% 67% 73% 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 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 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 0.0 in 0.0 in Issued: Thursday April 25, 2024 01:49 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