* EPAC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * EP08 EP082009 08/04/09 18 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2009 E. Pacific Re-run RII EP082009 EP08 08/04/09 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 30.0 Range:-20.0 to 35.0 Scaled/Wgted Val: 0.9/ 2.1 850-200 MB SHEAR (KT) : 10.4 Range: 15.2 to 1.6 Scaled/Wgted Val: 0.4/ 0.4 D200 (10**7s-1) : 44.0 Range:-10.0 to 126.0 Scaled/Wgted Val: 0.4/ 0.3 POT = MPI-VMAX (KT) : 85.4 Range: 46.6 to 131.4 Scaled/Wgted Val: 0.5/ 0.4 850-700 MB REL HUM (%): 76.0 Range: 64.0 to 88.0 Scaled/Wgted Val: 0.5/ 0.1 % area w/pixels <-30 C: 99.0 Range: 26.0 to 100.0 Scaled/Wgted Val: 1.0/ 0.4 STD DEV OF IR BR TEMP : 6.3 Range: 35.4 to 2.7 Scaled/Wgted Val: 0.9/ 1.5 Heat content (KJ/cm2) : 42.2 Range: 4.0 to 67.0 Scaled/Wgted Val: 0.6/ 0.4 Prob of RI for 25 kt RI threshold= 67% is 5.4 times the sample mean(11.8%) Prob of RI for 30 kt RI threshold= 67% is 10.1 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 67% is 13.7 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 62% is 15.1 times the sample mean( 4.1%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND EP08 Initial vmax, lat, lon: 65. 12.2 -126.1 Prob of RI for 30 kt RI threshold= 75%, no lightning input, exper. algorithm Prob of RI for 30 kt RI threshold= 81%, with lightning input, exper. algorithm Recent Lightning Density History (Strikes/km2-year) Date/Time Inner core (0-100 km) Rainband (300-400 km) 09 0804 18 0.0 1.6 09 0804 12 11.3 0.0 09 0804 06 2.3 0.0 09 0804 00 0.0 0.0 Sample mean: 14.9 7.9 Note: Inner core lightning < sample mean favors RI Rainband lightning > sample mean favors RI ++++++++ SECTION 3, RII WITH TPW, IR PC AND FLUX +++ FOR JHT ** 2009 EXPERIMENTAL E. PACIFIC RII EP082009 EP08 08/04/09 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 30.0 Range:-20.0 to 35.0 Scaled/Wgted Val: 0.2/ 0.6 850-200 MB SHEAR (KT) : 10.4 Range: 15.2 to 1.6 Scaled/Wgted Val: 0.4/ 0.5 D200 (10**7s-1) : 44.0 Range:-10.0 to 126.0 Scaled/Wgted Val: 0.4/ 0.5 POT = MPI-VMAX (KT) : 85.4 Range: 46.6 to 131.4 Scaled/Wgted Val: 0.8/ 1.1 % AREA WITH TPW <45 mm: 0.6 Range: 45.0 to 0.0 Scaled/Wgted Val: 1.0/ 0.3 2nd PC OF IR BR TEMP : -0.7 Range: 1.9 to -1.5 Scaled/Wgted Val: 0.8/ -0.1 STD DEV OF IR BR TEMP : 6.3 Range: 35.4 to 2.7 Scaled/Wgted Val: 0.9/ 2.0 HEAT CONTENT (KJ/cm2) : 42.2 Range: 4.0 to 67.0 Scaled/Wgted Val: 0.6/ 0.4 BL DRY-AIR FLUX (w/m2): 221.6 Range:580.0 to -18.0 Scaled/Wgted Val: 0.6/ -0.7 Prob of RI for 25 kt RI threshold= 56% is 4.8 times the sample mean(11.7%) Prob of RI for 30 kt RI threshold= 24% is 3.1 times the sample mean( 7.9%) Prob of RI for 35 kt RI threshold= 22% is 3.8 times the sample mean( 5.5%) Prob of RI for 40 kt RI threshold= 22% is 8.9 times the sample mean( 3.8%)