* EPAC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * EP11 EP112011 10/07/11 18 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2011 E. Pacific Re-run RII EP112011 EP11 10/07/11 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 15.0 Range:-22.0 to 38.5 Scaled/Wgted Val: 0.6/ 1.2 850-200 MB SHEAR (KT) : 11.7 Range: 18.7 to 1.4 Scaled/Wgted Val: 0.4/ 0.6 D200 (10**7s-1) : 124.8 Range:-11.0 to 135.3 Scaled/Wgted Val: 0.9/ 0.7 POT = MPI-VMAX (KT) : 62.8 Range: 40.3 to 144.5 Scaled/Wgted Val: 0.2/ 0.2 850-700 MB REL HUM (%): 75.6 Range: 57.6 to 96.8 Scaled/Wgted Val: 0.5/ 0.1 % area w/pixels <-30 C: 84.0 Range: 23.4 to 100.0 Scaled/Wgted Val: 0.8/ 0.1 STD DEV OF IR BR TEMP : 9.6 Range: 38.9 to 2.4 Scaled/Wgted Val: 0.8/ 1.2 Heat content (KJ/cm2) : 7.8 Range: 0.0 to 73.7 Scaled/Wgted Val: 0.1/ 0.1 Prob of RI for 25 kt RI threshold= 29% is 2.3 times the sample mean(12.5%) Prob of RI for 30 kt RI threshold= 24% is 2.9 times the sample mean( 8.3%) Prob of RI for 35 kt RI threshold= 21% is 3.6 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 13% is 3.3 times the sample mean( 4.0%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND EP11 Initial vmax, lat, lon: 80. 13.9 -120.7 Prob of RI for 30 kt RI threshold= 26%, no lightning input, exper. algorithm Prob of RI for 30 kt RI threshold= 0%, with lightning input, exper. algorithm Recent Lightning Density History (Strikes/km2-year) Date/Time Inner core (0-100 km) Rainband (300-400 km) 11 1007 18 ****** ****** 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 ** 2011 EXPERIMENTAL(nudge) E. PACIFIC RI INDEX EP112011 EP11 10/07/11 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 15.0 Range:-22.0 to 38.5 Scaled/Wgted Val: 0.6/ 1.2 850-200 MB SHEAR (KT) : 11.7 Range: 18.7 to 1.4 Scaled/Wgted Val: 0.4/ 0.6 D200 (10**7s-1) : 124.8 Range:-11.0 to 135.3 Scaled/Wgted Val: 0.9/ 1.0 POT = MPI-VMAX (KT) : 62.8 Range: 40.3 to 144.5 Scaled/Wgted Val: 0.2/ 0.4 % AREA WITH TPW <45 mm: 4.0 Range: 49.5 to 0.0 Scaled/Wgted Val: 0.9/ 0.1 2nd PC OF IR BR TEMP : -0.5 Range: 2.1 to -1.7 Scaled/Wgted Val: 0.7/ -0.1 STD DEV OF IR BR TEMP : 9.6 Range: 38.9 to 2.4 Scaled/Wgted Val: 0.8/ 1.3 HEAT CONTENT (KJ/cm2) : 7.8 Range: 0.0 to 73.7 Scaled/Wgted Val: 0.1/ 0.1 BL DRY-AIR FLUX (w/m2): 248.8 Range:638.0 to -19.8 Scaled/Wgted Val: 0.6/ -0.4 MAXIMUM WIND (KT) : 80.0 Range: 22.5 to 132.0 Scaled/Wgted Val: 0.7/ 0.9 Prob of RI for 25 kt RI threshold= 28% is 2.3 times the sample mean(12.5%) Prob of RI for 30 kt RI threshold= 22% is 2.6 times the sample mean( 8.3%) Prob of RI for 35 kt RI threshold= 17% is 2.9 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 13% is 3.3 times the sample mean( 4.0%)