National Weather Service State College, PA Weather Impact Matrix for Mifflin County Decision Support Valid: 12/07/2025 08 AM - 12/07/2025 08 PM EST

Sun 12/07 8 AM Sun 12/07 9 AM Sun 12/07 10 AM Sun 12/07 11 AM Sun 12/07 12 PM Sun 12/07 1 PM Sun 12/07 2 PM Sun 12/07 3 PM Sun 12/07 4 PM Sun 12/07 5 PM Sun 12/07 6 PM Sun 12/07 7 PM Sun 12/07 8 PM Temperature 31°F 32°F 34°F 36°F 38°F 40°F 40°F 41°F 41°F 38°F 36°F 34°F 32°F Wind Chill 31°F 32°F 34°F 36°F 36°F 36°F 37°F 37°F 38°F 37°F 35°F 31°F 29°F Wind Speed 1 mph 1 mph 2 mph 2 mph 3 mph 4 mph 4 mph 4 mph 3 mph 2 mph 2 mph 3 mph 3 mph Wind Direction S S SW SW SW SW SW SW SW SW SW SW W Wind Gust 2 mph 4 mph 6 mph 8 mph 10 mph 11 mph 12 mph 11 mph 11 mph 10 mph 9 mph 8 mph 8 mph Chance of Precipitation 0% 1% 1% 2% 2% 3% 3% 3% 3% 2% 2% 1% 1% Weather None None None None None None None None None None None None None Sky Cover 97% 96% 94% 93% 92% 90% 88% 85% 82% 79% 77% 74% 70% Relative Humidity 80% 80% 75% 71% 69% 67% 67% 67% 67% 76% 77% 82% 88% 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 0.0 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: Sunday December 07, 2025 02:31 AM EST

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