National Weather Service State College, PA Weather Impact Matrix for Somerset County Decision Support Valid: 09/01/2025 04 PM - 09/02/2025 02 AM EDT

Mon 09/01 4 PM Mon 09/01 5 PM Mon 09/01 6 PM Mon 09/01 7 PM Mon 09/01 8 PM Mon 09/01 9 PM Mon 09/01 10 PM Mon 09/01 11 PM Tue 09/02 12 AM Tue 09/02 1 AM Tue 09/02 2 AM Temperature 71°F 70°F 69°F 67°F 62°F 59°F 57°F 55°F 54°F 53°F 52°F Heat Index 71°F 70°F 69°F 67°F 62°F 59°F 57°F 55°F 54°F 53°F 52°F Wind Speed 5 mph 5 mph 5 mph 4 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph Wind Direction E E E E E SE SE SE SE SE SE Wind Gust 12 mph 11 mph 11 mph 10 mph 9 mph 8 mph 8 mph 6 mph 6 mph 5 mph 6 mph Chance of Precipitation 1% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% Weather None None None None None None None None None None None Sky Cover 46% 50% 35% 32% 25% 25% 13% 12% 9% 19% 34% Relative Humidity 46% 49% 49% 52% 62% 67% 72% 77% 80% 83% 86% 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 Issued: Monday September 01, 2025 04:54 PM EDT

Threat Level	None	Limited	Elevated	Significant	Extreme
Temperature	≤80 °F	80 to 89 °F	90 to 94 °F	95 to 99 °F	≥100 °F
Heat Index	≤80 °F	80 to 89 °F	90 to 94 °F	95 to 99 °F	≥100 °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

Note -

Grey color indicates no thresholds assigned