* ATLC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * AL20 AL202010 10/29/10 12 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2010 ATLANTIC RE-RUN RII AL202010 AL20 10/29/10 12 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) : 18.5 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.3/ 0.4 D200 (10**7s-1) : 53.4 Range:-21.0 to 140.0 Scaled/Wgted Val: 0.5/ 0.7 POT = MPI-VMAX (KT) : 66.5 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.4/ 0.3 850-700 MB REL HUM (%): 55.0 Range: 56.0 to 85.0 Scaled/Wgted Val: 0.0/ 0.0 % area w/pixels <-30 C: 40.0 Range: 17.0 to 100.0 Scaled/Wgted Val: 0.3/ 0.0 STD DEV OF IR BR TEMP : 25.6 Range: 30.6 to 3.2 Scaled/Wgted Val: 0.2/ 0.3 Heat content (KJ/cm2) : 0.4 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.0/ 0.0 Prob of RI for 25 kt RI threshold= 4% is 0.3 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 AL20 Initial vmax, lat, lon: 35. 29.3 -65.9 Prob of RI for 30 kt RI threshold= 0%, 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) 10 1029 12 27.2 1.6 10 1029 06 12.1 1.0 10 1029 00 9.6 12.1 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 AL202010 AL20 10/29/10 12 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/ 1.2 850-200 MB SHEAR (KT) : 18.5 Range: 26.2 to 3.2 Scaled/Wgted Val: 0.3/ 0.5 D200 (10**7s-1) : 53.4 Range:-21.0 to 140.0 Scaled/Wgted Val: 0.5/ 0.6 POT = MPI-VMAX (KT) : 66.5 Range: 33.5 to 126.5 Scaled/Wgted Val: 0.4/ -0.1 % AREA WITH TPW <45 mm: 61.2 Range: 94.6 to 0.0 Scaled/Wgted Val: 0.4/ 0.2 2nd PC OF IR BR TEMP : -1.5 Range: 2.2 to -2.2 Scaled/Wgted Val: 0.9/ 1.0 STD DEV OF IR BR TEMP : 25.6 Range: 30.6 to 3.2 Scaled/Wgted Val: 0.2/ 0.3 HEAT CONTENT (KJ/cm2) : 0.4 Range: 0.0 to 130.0 Scaled/Wgted Val: 0.0/ 0.0 BL DRY-AIR FLUX (w/m2): 249.2 Range:648.0 to 15.0 Scaled/Wgted Val: 0.6/ 0.6 MAXIMUM WIND (kt) : 35.0 Range: 25.0 to 110.0 Scaled/Wgted Val: 0.3/ 0.1 Prob of RI for 25 kt RI threshold= 15% is 1.2 times the sample mean(12.6%) Prob of RI for 30 kt RI threshold= 10% is 1.3 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%)