* EAST PACIFIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * OLIVIA EP172018 09/13/18 12 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 V (KT) NO LAND 30 28 28 29 31 33 34 33 31 27 23 22 22 21 20 17 N/A V (KT) LAND 30 28 28 29 31 33 34 33 31 27 23 22 22 21 20 17 N/A V (KT) LGEM 30 28 27 26 25 25 25 26 28 N/A N/A N/A N/A N/A N/A N/A N/A Storm Type TROP TROP TROP TROP TROP TROP TROP TROP TROP N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 34 36 39 40 40 35 27 21 20 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 4 1 -3 -2 -2 -1 0 -3 0 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 274 279 282 274 271 271 274 282 297 N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 28.0 28.3 28.4 28.6 28.4 28.3 28.5 28.4 28.5 N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 146 148 149 151 149 148 150 149 150 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -54.2 -54.5 -54.5 -54.4 -54.5 -54.9 -55.1 -55.3 -55.5 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.2 0.1 0.0 -0.2 -0.2 0.3 0.2 -0.1 0.0 N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 10 10 11 11 11 11 11 11 11 N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 30 32 32 35 38 41 45 47 47 N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 9 8 8 8 8 8 7 6 6 LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 44 42 42 45 49 37 36 33 27 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV -23 -16 -7 -26 -16 24 8 13 -10 N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV -7 -6 -5 -3 0 1 2 0 -4 N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 268 369 491 604 724 959 1191 1429 1665 N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 19.7 19.6 19.4 19.5 19.6 20.1 20.8 21.8 22.9 N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 161.5 162.9 164.2 165.5 166.8 169.3 171.7 174.1 176.4 N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 14 13 12 12 12 12 12 12 11 N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 28 46 42 36 27 29 27 33 31 N/A N/A N/A N/A N/A N/A N/A N/A FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):255/ 16 CX,CY: -14/ -3 T-12 MAX WIND: 35 PRESSURE OF STEERING LEVEL (MB): 796 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 13.7 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 8.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 35 KT IN 36 HR): 0.0 INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 ------------------------------------------------------------------------------ SAMPLE MEAN CHANGE 0. 0. 1. 1. 1. 2. 1. 1. 0. -0. -1. -2. -2. -3. -4. -4. SST POTENTIAL 0. 0. 1. 2. 6. 11. 17. 22. 26. 28. 30. 32. 34. 36. 37. 39. VERTICAL SHEAR MAG 1. 1. 1. 1. -1. -7. -14. -21. -28. -34. -36. -37. -37. -39. -43. -46. VERTICAL SHEAR ADJ -0. -0. 0. 0. 1. 1. 1. 1. 0. 0. 0. 0. 0. 0. 0. 1. VERTICAL SHEAR DIR -0. -0. -1. -1. -1. -2. -2. -1. -2. -2. -2. -2. -2. -2. -2. -1. PERSISTENCE -1. -2. -2. -3. -2. -2. -2. -1. -1. -1. -1. -1. -1. -1. -1. -1. 200/250 MB TEMP. 0. 0. 1. 1. 2. 2. 2. 3. 3. 3. 2. 2. 1. -0. -2. -2. THETA_E EXCESS 0. 1. 2. 2. 4. 6. 7. 8. 9. 10. 11. 11. 11. 11. 13. 14. 700-500 MB RH -0. -0. -1. -1. -2. -2. -2. -2. -2. -2. -3. -3. -3. -4. -5. -7. MODEL VTX TENDENCY -0. -0. -1. -0. -1. -2. -3. -3. -4. -4. -3. -3. -3. -3. -2. -2. 850 MB ENV VORTICITY 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. 200 MB DIVERGENCE -0. -1. -1. -1. -1. -2. -3. -4. -4. -5. -4. -4. -2. -1. 0. 2. 850-700 T ADVEC 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. ZONAL STORM MOTION 0. 1. 1. 1. 2. 3. 4. 3. 3. 2. 2. 2. 2. 1. 1. -0. STEERING LEVEL PRES 0. 1. 1. 2. 3. 3. 3. 4. 4. 5. 5. 5. 4. 3. 3. 1. DAYS FROM CLIM. PEAK 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. 2. 2. 2. 3. GOES PREDICTORS -1. -2. -2. -2. -3. -5. -7. -9. -10. -11. -13. -13. -13. -12. -10. -10. OCEAN HEAT CONTENT 0. 0. 0. 0. 0. 1. 1. 1. 0. 0. -0. -1. -1. -2. -4. -5. RI POTENTIAL -0. -1. -2. -3. -4. -5. -3. -1. 1. 2. 4. 4. 5. 5. 4. 4. ------------------------------------------------------------------------------ TOTAL CHANGE -2. -2. -1. 1. 3. 4. 3. 1. -3. -7. -8. -8. -9. -10. -13. -17. CURRENT MAX WIND (KT): 30. LAT, LON: 19.7 161.5 ** 2022 E. PACIFIC RI INDEX EP172018 OLIVIA 09/13/18 12 UTC ** (SHIPS-RII PREDICTOR TABLE for 30 KT OR MORE MAXIMUM WIND INCREASE IN NEXT 24-h) Predictor Value RI Predictor Range Scaled Value(0-1) % Contribution POT = MPI-VMAX (KT) : 118.9 27.0 to 147.4 0.76 999.0 12 HR PERSISTENCE (KT) : -5.0 -22.0 to 44.0 0.26 999.0 MULTI-LAYER SHEAR (KT) : 46.7 30.9 to 7.7 0.00 0.0 D200 (10**7s-1) : -17.6 -33.0 to 159.5 0.08 999.0 BL DRY-AIR FLUX (W/M2) : 300.6 816.2 to -81.4 0.57 999.0 MAXIMUM WIND (KT) : 30.0 22.5 to 132.0 0.21 999.0 STD DEV OF IR BR TEMP : 13.7 37.8 to 2.1 0.67 999.0 HEAT CONTENT (KJ/CM2) : 35.8 2.7 to 103.4 0.33 999.0 %area of TPW <45 mm upshear : 75.3 62.3 to 0.0 0.00 0.0 2nd PC OF IR BR TEMP : 0.7 2.2 to -2.3 0.34 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 0% is 0.0 times climatological mean ( 6.3%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 0% is 0.0 times climatological mean (12.5%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 8.6%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 6.2%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 4.2%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 0% is 0.0 times climatological mean ( 6.7%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 0% is 0.0 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 times climatological mean ( 4.7%) Matrix of RI probabilities ------------------------------------------------------------------------------ RI (kt / h) | 20/12 | 25/24 | 30/24 | 35/24 | 40/24 | 45/36 | 55/48 |65/72 ------------------------------------------------------------------------------ SHIPS-RII: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Bayesian: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% ## ANNULAR HURRICANE INDEX (AHI) EP172018 OLIVIA 09/13/18 12 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=3 NFAIL=4 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##