* EAST PACIFIC SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * ELEVEN EP112015 08/17/15 18 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 V (KT) NO LAND 25 23 21 17 DIS DIS DIS DIS DIS DIS DIS DIS DIS V (KT) LAND 25 23 21 17 DIS DIS DIS DIS DIS DIS DIS DIS DIS V (KT) LGE mod 25 23 20 18 16 DIS DIS DIS DIS DIS DIS DIS DIS Storm Type TROP TROP TROP TROP TROP TROP TROP TROP TROP N/A N/A N/A N/A SHEAR (KT) 13 19 23 26 28 32 25 24 19 N/A N/A N/A N/A SHEAR ADJ (KT) 5 3 0 1 2 1 3 2 6 N/A N/A N/A N/A SHEAR DIR 140 142 147 152 147 153 166 196 210 N/A N/A N/A N/A SST (C) 25.1 24.7 24.2 23.8 23.6 23.7 23.7 23.6 23.5 N/A N/A N/A N/A POT. INT. (KT) 116 112 106 102 99 99 98 97 95 N/A N/A N/A N/A 200 MB T (C) -50.1 -49.9 -49.9 -49.8 -49.9 -50.0 -50.1 -50.4 -50.7 N/A N/A N/A N/A TH_E DEV (C) 3 2 2 1 1 1 1 1 0 N/A N/A N/A N/A 700-500 MB RH 54 53 52 52 51 49 48 48 51 N/A N/A N/A N/A MODEL VTX (KT) 12 11 11 9 7 5 LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 53 39 32 18 10 9 3 27 17 N/A N/A N/A N/A 200 MB DIV 56 55 45 28 32 24 17 15 11 N/A N/A N/A N/A 700-850 TADV -1 1 4 2 3 5 -2 5 -3 N/A N/A N/A N/A LAND (KM) 918 964 1034 1126 1171 1204 1252 1274 1227 N/A N/A N/A N/A LAT (DEG N) 22.6 23.6 24.5 25.2 25.9 27.0 28.0 28.9 29.8 N/A N/A N/A N/A LONG(DEG W) 122.1 123.4 124.7 126.0 127.2 129.3 131.0 132.0 132.6 N/A N/A N/A N/A STM SPEED (KT) 16 15 14 13 12 10 8 6 5 N/A N/A N/A N/A HEAT CONTENT 0 0 0 0 0 0 0 0 0 0 0 0 0 FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):310/ 17 CX,CY: -12/ 11 T-12 MAX WIND: 30 PRESSURE OF STEERING LEVEL (MB): 501 (MEAN=581) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 19.3 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 24.0 (MEAN=65.0) INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 ---------------------------------------------------------- SAMPLE MEAN CHANGE 0. 0. 0. 1. 1. 1. 0. 0. -1. -1. -2. -2. SST POTENTIAL 1. 1. 1. 1. 2. 4. 5. 6. 8. 10. 11. 8. VERTICAL SHEAR MAG 1. 2. 3. 4. 3. 0. -6. -12. -19. -23. -25. -26. VERTICAL SHEAR ADJ 0. 0. 0. -1. -1. -1. -1. -1. -1. -1. -2. -2. VERTICAL SHEAR DIR 0. -1. -1. -1. -2. -3. -2. -1. -1. -1. -1. -1. PERSISTENCE -1. -2. -3. -3. -3. -4. -3. -3. -2. -2. -1. -1. 200/250 MB TEMP. 0. -1. -1. -1. 0. 4. 8. 13. 14. 14. 13. 13. THETA_E EXCESS -1. -1. -2. -3. -5. -7. -9. -11. -13. -14. -16. -17. 700-500 MB RH 0. 0. 0. 0. 0. -1. -1. -1. -1. -1. -1. -1. MODEL VTX TENDENCY 0. -1. -3. -5. -9. -9. -10. -9. -9. -10. -9. -9. 850 MB ENV VORTICITY 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 200 MB DIVERGENCE 0. 0. 1. 1. 1. 1. 0. 0. 0. 0. 0. -1. 850-700 T ADVEC 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 1. ZONAL STORM MOTION 0. 1. 1. 2. 2. 3. 4. 4. 3. 3. 3. 3. STEERING LEVEL PRES 0. 0. 0. 0. 0. -1. -1. -1. -1. -1. -1. -1. DAYS FROM CLIM. PEAK 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. GOES PREDICTORS -1. -2. -3. -3. -5. -8. -10. -11. -11. -12. -12. -12. OCEAN HEAT CONTENT 0. -1. -1. -1. -2. -3. -2. -2. -2. -2. -2. -1. ---------------------------------------------------------- TOTAL CHANGE -2. -4. -8. -12. -20. -25. -29. -29. -35. -40. -45. -48. ** 2013 E. Pacific RI INDEX EP112015 ELEVEN 08/17/15 18 UTC ** ( 30 KT OR MORE MAX WIND INCREASE IN NEXT 24 HR) 12 HR PERSISTENCE (KT): -5.0 Range:-22.0 to 38.5 Scaled/Wgted Val: 0.3/ 0.6 850-200 MB SHEAR (KT) : 22.0 Range: 18.7 to 1.4 Scaled/Wgted Val: 0.0/ 0.0 POT = MPI-VMAX (KT) : 82.1 Range: 40.3 to 141.7 Scaled/Wgted Val: 0.4/ 0.4 STD DEV OF IR BR TEMP : 19.3 Range: 38.9 to 2.4 Scaled/Wgted Val: 0.5/ 0.6 Heat content (KJ/cm2) : 0.0 Range: 3.6 to 75.9 Scaled/Wgted Val: 0.0/ 0.0 D200 (10**7s-1) : 43.2 Range:-11.0 to 135.3 Scaled/Wgted Val: 0.4/ 0.3 % area w/pixels <-30 C: 19.0 Range: 41.4 to 100.0 Scaled/Wgted Val: 0.0/ 0.0 850-700 MB REL HUM (%): 61.8 Range: 57.6 to 96.8 Scaled/Wgted Val: 0.1/ 0.0 Prob of RI for 25 kt RI threshold= 4% is 0.3 times the sample mean(13.1%) Prob of RI for 30 kt RI threshold= 3% is 0.3 times the sample mean( 8.7%) Prob of RI for 35 kt RI threshold= 2% is 0.3 times the sample mean( 6.0%) Prob of RI for 40 kt RI threshold= 1% is 0.3 times the sample mean( 4.3%) ## ANNULAR HURRICANE INDEX (AHI) EP112015 ELEVEN 08/17/15 18 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=4 NFAIL=3 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##