* ATLC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * AL15 AL152010 09/24/10 12 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2010 ATLANTIC RE-RUN RII AL152010 AL15 09/24/10 12 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 5.0 Range:-45.0 to 30.0 Scaled/Wgted Val: 0.7/ 1.4 850-200 MB SHEAR (KT) : 12.1 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.6/ 0.7 D200 (10**7s-1) : 58.6 Range:-21.0 to 140.0 Scaled/Wgted Val: 0.5/ 0.7 POT = MPI-VMAX (KT) : 119.9 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.9/ 0.7 850-700 MB REL HUM (%): 76.8 Range: 56.0 to 85.0 Scaled/Wgted Val: 0.7/ 0.4 % area w/pixels <-30 C: 83.0 Range: 17.0 to 100.0 Scaled/Wgted Val: 0.8/ 0.1 STD DEV OF IR BR TEMP : 14.5 Range: 30.6 to 3.2 Scaled/Wgted Val: 0.6/ 1.0 Heat content (KJ/cm2) : 41.8 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.3/ 0.0 Prob of RI for 25 kt RI threshold= 47% is 3.8 times the sample mean(12.6%) Prob of RI for 30 kt RI threshold= 25% is 3.1 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 13% is 2.7 times the sample mean( 4.8%) Prob of RI for 40 kt RI threshold= 7% is 2.2 times the sample mean( 3.4%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND AL15 Initial vmax, lat, lon: 45. 14.3 -81.3 Prob of RI for 30 kt RI threshold= 26%, no lightning input, exper. algorithm Prob of RI for 30 kt RI threshold= 21%, with lightning input, exper. algorithm Recent Lightning Density History (Strikes/km2-year) Date/Time Inner core (0-100 km) Rainband (300-400 km) 10 0924 12 216.0 20.8 10 0924 06 35.6 7.1 10 0924 00 1.4 14.2 10 0923 18 0.0 15.6 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 ** 2010 EXPERIMENTAL(v2) ATLANTIC RI INDEX AL152010 AL15 09/24/10 12 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 5.0 Range:-45.0 to 30.0 Scaled/Wgted Val: 0.7/ 1.4 850-200 MB SHEAR (KT) : 12.1 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.6/ 0.8 D200 (10**7s-1) : 58.6 Range:-21.0 to 140.0 Scaled/Wgted Val: 0.5/ 0.6 POT = MPI-VMAX (KT) : 119.9 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.9/ -0.2 % AREA WITH TPW <45 mm: 18.9 Range: 94.6 to 0.0 Scaled/Wgted Val: 0.8/ 0.4 2nd PC OF IR BR TEMP : -1.7 Range: 2.2 to -2.2 Scaled/Wgted Val: 0.9/ 1.1 STD DEV OF IR BR TEMP : 14.5 Range: 30.6 to 3.2 Scaled/Wgted Val: 0.6/ 1.0 HEAT CONTENT (KJ/cm2) : 41.8 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.3/ 0.3 BL DRY-AIR FLUX (w/m2): 97.4 Range:648.0 to 15.0 Scaled/Wgted Val: 0.9/ 0.9 MAXIMUM WIND (kt) : 45.0 Range: 25.0 to 110.0 Scaled/Wgted Val: 0.5/ 0.1 Prob of RI for 25 kt RI threshold= 51% is 4.1 times the sample mean(12.6%) Prob of RI for 30 kt RI threshold= 37% is 4.6 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 16% is 3.2 times the sample mean( 4.8%) Prob of RI for 40 kt RI threshold= 13% is 3.8 times the sample mean( 3.4%)