National Weather Service State College, PA Weather Impact Matrix for Columbia County Decision Support Valid: 04/29/2026 08 AM - 04/29/2026 08 PM EDT

Wed 04/29 8 AM Wed 04/29 9 AM Wed 04/29 10 AM Wed 04/29 11 AM Wed 04/29 12 PM Wed 04/29 1 PM Wed 04/29 2 PM Wed 04/29 3 PM Wed 04/29 4 PM Wed 04/29 5 PM Wed 04/29 6 PM Wed 04/29 7 PM Wed 04/29 8 PM Temperature 50°F 54°F 56°F 57°F 59°F 60°F 59°F 60°F 60°F 59°F 58°F 56°F 57°F Wind Chill 50°F 54°F 56°F 57°F 59°F 60°F 59°F 60°F 60°F 59°F 58°F 56°F 57°F Wind Speed 2 mph 2 mph 2 mph 3 mph 5 mph 5 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph Wind Direction SE SE SE SE SE S SE SE SE SE SE SE SE Wind Gust 3 mph 5 mph 5 mph 8 mph 12 mph 12 mph 16 mph 18 mph 19 mph 20 mph 20 mph 21 mph 21 mph Chance of Precipitation 11% 18% 25% 31% 38% 45% 51% 58% 64% 75% 85% 96% 93% Weather None Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Sky Cover 96% 96% 97% 97% 97% 97% 97% 97% 97% 97% 100% 100% 100% Relative Humidity 80% 76% 72% 69% 68% 68% 68% 68% 69% 75% 76% 77% 82% Rainfall 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.0 in 0.03 in 0.03 in 0.03 in 0.03 in 0.03 in 0.03 in 0.07 in Snow Accumulation 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 0.0 in Ice Accumulation 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 0.0 in Issued: Wednesday April 29, 2026 05:02 AM EDT

Threat Level	None	Limited	Elevated	Significant	Extreme
Temperature	≥10 °F	10 to 1 °F	0 to -9 °F	-10 to -24 °F	≤-25 °F
Wind Chill	≥10 °F	10 to 1 °F	0 to -9 °F	-10 to -24 °F	≤-25 °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
Snow Accumulation	≤0.1 in	0.1 to 0.9 in	1.0 to 2.9 in	3.0 to 5.9 in	≥6.0 in
Ice Accumulation	≤0.01 in	0.01 to 0.09 in	0.1 to 0.24 in	0.25 to 0.49 in	≥0.5 in

Note -

Grey color indicates no thresholds assigned