NOAA / Space Weather Prediction Center

G1 (K5) Short-Term Warning Verification

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The Short-Term G1 Warning is a "high-confidence" notification of geomagnetic activity expected to reach the G1 alert threshold (Kp=5).

Stats Table Thumbnail Statistics Summary Table

K5 Warning Table Thumb K5 Warning Contingency Table and Statistics

K5 Warning Lead Time Plot K5 Warning Lead Time Plot