National Weather Service State College, PA Weather Impact Matrix for Clearfield County Decision Support Valid: 08/21/2025 02 PM - 08/22/2025 12 AM EDT

Thu 08/21 2 PM Thu 08/21 3 PM Thu 08/21 4 PM Thu 08/21 5 PM Thu 08/21 6 PM Thu 08/21 7 PM Thu 08/21 8 PM Thu 08/21 9 PM Thu 08/21 10 PM Thu 08/21 11 PM Fri 08/22 12 AM Temperature 74°F 75°F 75°F 76°F 75°F 73°F 70°F 67°F 65°F 63°F 62°F Heat Index 74°F 75°F 75°F 76°F 75°F 73°F 70°F 67°F 65°F 63°F 62°F Wind Speed 5 mph 5 mph 5 mph 5 mph 4 mph 3 mph 2 mph 2 mph 2 mph 2 mph 2 mph Wind Direction NE NE NE NE NE NE NE NE NE NE NE Wind Gust 13 mph 13 mph 12 mph 12 mph 12 mph 12 mph 9 mph 8 mph 6 mph 6 mph 6 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 88% 84% 79% 75% 70% 65% 39% 46% 35% 50% 40% Relative Humidity 71% 69% 66% 64% 66% 68% 76% 84% 87% 93% 93% 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: Thursday August 21, 2025 02:04 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