* ATLC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * AL11 AL112008 09/27/08 18 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2008 ATLANTIC RE-RUN RII AL112008 AL11 09/27/08 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 0.0 Range:-45.0 to 30.0 Scaled/Wgted Val: 0.6/ 1.3 850-200 MB SHEAR (KT) : 29.1 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.0/ 0.0 D200 (10**7s-1) : 110.8 Range: -6.0 to 140.0 Scaled/Wgted Val: 0.8/ 1.2 POT = MPI-VMAX (KT) : 40.0 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.1/ 0.0 850-700 mb RH : 67.0 Range: 56.0 to 85.0 Scaled/Wgted Val: 0.4/ 0.4 % area of IR TEMP <-30: 80.0 Range: 17.0 to 100.0 Scaled/Wgted Val: 0.8/ -0.2 STD DEV OF IR BR TEMP : 12.1 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.6/ 1.0 HEAT CONTENT (KJ/cm2) : 8.0 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.1/ 0.0 Prob of RI for 25 kt RI threshold= 17% is 1.3 times the sample mean(12.6%) Prob of RI for 30 kt RI threshold= 3% is 0.3 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 1% is 0.3 times the sample mean( 4.8%) Prob of RI for 40 kt RI threshold= 1% is 0.3 times the sample mean( 3.4%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND AL11 Initial vmax, lat, lon: 60. 33.3 -69.7 Prob of RI for 30 kt RI threshold= 4%, no lightning input, exper. algorithm Prob of RI for 30 kt RI threshold= 3%, with lightning input, exper. algorithm Recent Lightning Density History (Strikes/km2-year) Date/Time Inner core (0-100 km) Rainband (300-400 km) 08 0927 18 60.8 0.0 08 0927 12 0.0 0.9 08 0927 06 29.4 7.0 08 0927 00 40.7 0.5 08 0926 18 56.7 1.1 08 0926 12 31.6 4.3 08 0926 06 2.7 7.0 08 0926 00 4.1 2.7 08 0925 18 0.0 0.7 Sample mean: 21.5 14.7 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 ** 2008 EXPERIMENTAL ATLANTIC RE-RUN RII AL112008 AL11 09/27/08 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 0.0 Range:-45.0 to 30.0 Scaled/Wgted Val: 0.8/ -0.7 850-200 MB SHEAR (KT) : 29.1 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.0/ 0.0 D200 (10**7s-1) : 110.8 Range: -6.0 to 140.0 Scaled/Wgted Val: 0.8/ 1.3 POT = MPI-VMAX (KT) : 40.0 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.1/ 0.1 % AREA WITH TPW <45 mm: 0.0 Range: 94.6 to 0.0 Scaled/Wgted Val: 1.0/ 0.4 2nd PC OF IR BR TEMP : -0.2 Range: 2.2 to -2.2 Scaled/Wgted Val: 0.6/ 0.8 STD DEV OF IR BR TEMP : 12.1 Range: 26.0 to 3.2 Scaled/Wgted Val: 0.6/ 1.0 HEAT CONTENT (KJ/cm2) : 8.0 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.1/ 0.0 BL DRY-AIR FLUX (w/m2): 346.8 Range:648.0 to 15.0 Scaled/Wgted Val: 0.5/ 0.5 Prob of RI for 25 kt RI threshold= 16% is 1.3 times the sample mean(12.6%) Prob of RI for 30 kt RI threshold= 3% is 0.3 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 1% is 0.3 times the sample mean( 4.8%) Prob of RI for 40 kt RI threshold= 1% is 0.3 times the sample mean( 3.4%)