* EPAC RAPID INTENSITY INDEX TESTS * * GOES DATA AVAILABLE * * OHC DATA AVAILABLE * * EP17 EP172009 09/23/09 18 UTC * ++++++++ SECTION 1, COPY OF OPERATIONAL RII ++++++++ ** 2009 E. Pacific Re-run RII EP172009 EP17 09/23/09 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 10.0 Range:-20.0 to 35.0 Scaled/Wgted Val: 0.5/ 1.3 850-200 MB SHEAR (KT) : 14.7 Range: 15.2 to 1.6 Scaled/Wgted Val: 0.0/ 0.0 D200 (10**7s-1) : 12.8 Range:-10.0 to 126.0 Scaled/Wgted Val: 0.2/ 0.1 POT = MPI-VMAX (KT) : 99.9 Range: 46.6 to 131.4 Scaled/Wgted Val: 0.6/ 0.6 850-700 MB REL HUM (%): 73.0 Range: 64.0 to 88.0 Scaled/Wgted Val: 0.4/ 0.1 % area w/pixels <-30 C: 87.0 Range: 26.0 to 100.0 Scaled/Wgted Val: 0.8/ 0.3 STD DEV OF IR BR TEMP : 14.2 Range: 35.4 to 2.7 Scaled/Wgted Val: 0.6/ 1.1 Heat content (KJ/cm2) : 14.6 Range: 4.0 to 67.0 Scaled/Wgted Val: 0.2/ 0.1 Prob of RI for 25 kt RI threshold= 26% is 2.2 times the sample mean(11.8%) Prob of RI for 30 kt RI threshold= 21% is 2.6 times the sample mean( 8.1%) Prob of RI for 35 kt RI threshold= 16% is 2.7 times the sample mean( 5.7%) Prob of RI for 40 kt RI threshold= 1% is 0.3 times the sample mean( 4.1%) ++++++++ SECTION 2, RII WITH LIGHTNING DATA ++++++++ FOR GOES-R PROVING GROUND EP17 Initial vmax, lat, lon: 45. 16.7 -118.3 Prob of RI for 30 kt RI threshold= 4%, no lightning input, exper. algorithm Prob of RI for 30 kt RI threshold= 4%, with lightning input, exper. algorithm Recent Lightning Density History (Strikes/km2-year) Date/Time Inner core (0-100 km) Rainband (300-400 km) 09 0923 18 0.0 0.0 09 0923 12 0.0 0.0 09 0923 06 0.0 0.0 09 0923 00 0.0 0.0 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 ** 2009 EXPERIMENTAL(v2) EPAC RE-RUN RII EP172009 EP17 09/23/09 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): 10.0 Range:-20.0 to 35.0 Scaled/Wgted Val: 0.5/ 1.5 850-200 MB SHEAR (KT) : 14.7 Range: 15.2 to 1.6 Scaled/Wgted Val: 0.0/ 0.1 D200 (10**7s-1) : 12.8 Range:-10.0 to 126.0 Scaled/Wgted Val: 0.2/ 0.2 POT = MPI-VMAX (KT) : 99.9 Range: 46.6 to 131.4 Scaled/Wgted Val: 0.6/ 0.9 % AREA WITH TPW <45 mm: 37.2 Range: 45.0 to 0.0 Scaled/Wgted Val: 0.2/ 0.0 2nd PC OF IR BR TEMP : -0.4 Range: 1.9 to -1.5 Scaled/Wgted Val: 0.7/ -0.1 STD DEV OF IR BR TEMP : 14.2 Range: 35.4 to 2.7 Scaled/Wgted Val: 0.6/ 1.3 HEAT CONTENT (KJ/cm2) : 14.6 Range: 4.0 to 67.0 Scaled/Wgted Val: 0.2/ 0.2 BL DRY-AIR FLUX (w/m2): 215.4 Range:580.0 to -18.0 Scaled/Wgted Val: 0.6/ -0.6 MAXIMUM WIND (KT) : 45.0 Range: 25.0 to 105.0 Scaled/Wgted Val: 0.6/ 0.6 Prob of RI for 25 kt RI threshold= 26% is 2.3 times the sample mean(11.7%) Prob of RI for 30 kt RI threshold= 17% is 2.1 times the sample mean( 7.9%) Prob of RI for 35 kt RI threshold= 2% is 0.3 times the sample mean( 5.5%) Prob of RI for 40 kt RI threshold= 1% is 0.3 times the sample mean( 3.8%)