National Weather Service State College, PA Weather Impact Matrix for Somerset County Decision Support Valid: 05/12/2025 08 AM - 05/12/2025 08 PM EDT

Mon 05/12 8 AM Mon 05/12 9 AM Mon 05/12 10 AM Mon 05/12 11 AM Mon 05/12 12 PM Mon 05/12 1 PM Mon 05/12 2 PM Mon 05/12 3 PM Mon 05/12 4 PM Mon 05/12 5 PM Mon 05/12 6 PM Mon 05/12 7 PM Mon 05/12 8 PM Temperature 56°F 58°F 61°F 63°F 66°F 69°F 69°F 71°F 71°F 70°F 69°F 68°F 67°F Heat Index 56°F 58°F 61°F 63°F 66°F 69°F 69°F 71°F 71°F 70°F 69°F 68°F 67°F Wind Speed 4 mph 5 mph 6 mph 8 mph 9 mph 10 mph 10 mph 10 mph 10 mph 9 mph 8 mph 8 mph 6 mph Wind Direction SE SE SE SE SE SE SE SE SE SE SE SE SE Wind Gust 13 mph 14 mph 16 mph 17 mph 18 mph 19 mph 19 mph 19 mph 19 mph 18 mph 18 mph 17 mph 17 mph Chance of Precipitation 0% 0% 2% 5% 9% 12% 16% 22% 28% 34% 47% 60% 67% Weather None None None None None None Rain Rain Rain Rain Rain Rain Rain Thunder Sky Cover 45% 51% 57% 64% 70% 76% 82% 84% 96% 100% 100% 100% 100% Relative Humidity 66% 67% 62% 60% 56% 51% 53% 51% 51% 55% 59% 61% 65% Rainfall 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.01 in 0.01 in 0.01 in 0.01 in 0.01 in 0.01 in 0.01 in Issued: Monday May 12, 2025 07:53 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