National Weather Service State College, PA Weather Impact Matrix for Union County Decision Support Valid: 08/23/2025 02 PM - 08/24/2025 12 AM EDT

Sat 08/23 2 PM Sat 08/23 3 PM Sat 08/23 4 PM Sat 08/23 5 PM Sat 08/23 6 PM Sat 08/23 7 PM Sat 08/23 8 PM Sat 08/23 9 PM Sat 08/23 10 PM Sat 08/23 11 PM Sun 08/24 12 AM Temperature 81°F 81°F 81°F 81°F 80°F 78°F 75°F 72°F 70°F 69°F 69°F Heat Index 82°F 82°F 82°F 82°F 81°F 78°F 75°F 72°F 70°F 69°F 69°F Wind Speed 10 mph 10 mph 11 mph 11 mph 10 mph 10 mph 8 mph 8 mph 6 mph 6 mph 6 mph Wind Direction S S S S S S S S S S S Wind Gust 19 mph 19 mph 19 mph 20 mph 19 mph 19 mph 17 mph 18 mph 18 mph 18 mph 18 mph Chance of Precipitation 1% 0% 0% 0% 1% 2% 4% 3% 5% 2% 6% Weather None None None None None None None None None None None Sky Cover 34% 28% 26% 17% 18% 16% 15% 27% 33% 45% 51% Relative Humidity 51% 53% 53% 53% 52% 54% 58% 61% 66% 68% 70% 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: Saturday August 23, 2025 01:59 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