* EPAC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * EP09 EP092011 09/22/11 06 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2011 E. Pacific Re-run RII EP092011 EP09 09/22/11 06 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) : 8.6 Range: 18.7 to 1.4 Scaled/Wgted Val: 0.6/ 0.8 D200 (10**7s-1) : 50.8 Range:-11.0 to 135.3 Scaled/Wgted Val: 0.4/ 0.3 POT = MPI-VMAX (KT) : 103.2 Range: 40.3 to 144.5 Scaled/Wgted Val: 0.6/ 0.5 850-700 MB REL HUM (%): 71.8 Range: 57.6 to 96.8 Scaled/Wgted Val: 0.4/ 0.1 % area w/pixels <-30 C: 86.0 Range: 23.4 to 100.0 Scaled/Wgted Val: 0.8/ 0.1 STD DEV OF IR BR TEMP : 11.4 Range: 38.9 to 2.4 Scaled/Wgted Val: 0.8/ 1.2 Heat content (KJ/cm2) : 33.8 Range: 0.0 to 73.7 Scaled/Wgted Val: 0.5/ 0.5 Prob of RI for 25 kt RI threshold= 45% is 3.6 times the sample mean(12.5%) Prob of RI for 30 kt RI threshold= 32% is 3.9 times the sample mean( 8.3%) Prob of RI for 35 kt RI threshold= 25% is 4.3 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 24% is 5.9 times the sample mean( 4.0%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND EP09 Initial vmax, lat, lon: 55. 14.5 -97.7 Prob of RI for 30 kt RI threshold= 39%, 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 0922 06 ****** ****** 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 EP092011 EP09 09/22/11 06 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) : 8.6 Range: 18.7 to 1.4 Scaled/Wgted Val: 0.6/ 0.9 D200 (10**7s-1) : 50.8 Range:-11.0 to 135.3 Scaled/Wgted Val: 0.4/ 0.5 POT = MPI-VMAX (KT) : 103.2 Range: 40.3 to 144.5 Scaled/Wgted Val: 0.6/ 1.0 % AREA WITH TPW <45 mm: 29.5 Range: 49.5 to 0.0 Scaled/Wgted Val: 0.4/ 0.1 2nd PC OF IR BR TEMP : -0.4 Range: 2.1 to -1.7 Scaled/Wgted Val: 0.6/ -0.1 STD DEV OF IR BR TEMP : 11.4 Range: 38.9 to 2.4 Scaled/Wgted Val: 0.8/ 1.2 HEAT CONTENT (KJ/cm2) : 33.8 Range: 0.0 to 73.7 Scaled/Wgted Val: 0.5/ 0.6 BL DRY-AIR FLUX (w/m2): 150.2 Range:638.0 to -19.8 Scaled/Wgted Val: 0.7/ -0.5 MAXIMUM WIND (KT) : 55.0 Range: 22.5 to 132.0 Scaled/Wgted Val: 0.9/ 1.1 Prob of RI for 25 kt RI threshold= 58% is 4.6 times the sample mean(12.5%) Prob of RI for 30 kt RI threshold= 40% is 4.8 times the sample mean( 8.3%) Prob of RI for 35 kt RI threshold= 31% is 5.4 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 17% is 4.3 times the sample mean( 4.0%)