Table 2.

Forecast performance for all grid boxes and all storm days.

Event Threshold Hits Misses False alarms
January 2007 4.0 525 1302 1984
8.0 59 208 898
April 2011 4.0 102 724 562
8.0 0 112 157
May 2012 4.0 150 407 1274
8.0 9 47 411
June 2012 4.0 517 892 3002
8.0 48 193 969

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