National Weather Service State College, PA Weather Impact Matrix for Adams County Decision Support Valid: 08/17/2026 11 AM - 08/17/2026 10 PM EDT

Mon 08/17 11 AM Mon 08/17 12 PM Mon 08/17 1 PM Mon 08/17 2 PM Mon 08/17 3 PM Mon 08/17 4 PM Mon 08/17 5 PM Mon 08/17 6 PM Mon 08/17 7 PM Mon 08/17 8 PM Mon 08/17 9 PM Mon 08/17 10 PM Temperature 81°F 82°F 83°F 84°F 85°F 86°F 84°F 82°F 80°F 77°F 75°F 74°F Heat Index 86°F 88°F 90°F 92°F 93°F 94°F 90°F 87°F 84°F 77°F 75°F 74°F Wind Speed 5 mph 6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 4 mph 3 mph 3 mph 1 mph 1 mph Wind Direction NW NW NW NW NW NW NW NW NW NW NW NW Wind Gust 11 mph 11 mph 11 mph 12 mph 12 mph 12 mph 11 mph 10 mph 8 mph 6 mph 4 mph 4 mph Chance of Precipitation 8% 5% 11% 17% 19% 31% 23% 19% 8% 5% 5% 4% Weather None None None Rain Rain Rain Thunder Rain Rain None None None None Sky Cover 40% 39% 39% 30% 43% 46% 38% 44% 65% 71% 68% 69% Relative Humidity 79% 77% 76% 73% 69% 67% 69% 73% 79% 85% 90% 90% 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 0.0 in Issued: Monday August 17, 2026 10:51 AM 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