* EAST PACIFIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * OTIS EP152017 09/19/17 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 26 25 23 21 19 20 22 23 24 23 22 20 20 19 17 V (KT) LAND 30 28 26 25 23 21 19 20 22 23 24 23 22 20 20 19 17 V (KT) LGEM 30 28 25 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Storm Type TROP TROP TROP N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 7 4 5 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 4 3 3 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 204 184 133 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 25.3 25.4 25.7 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 114 115 118 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -52.8 -53.1 -53.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.1 0.0 -0.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 2 2 2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 46 45 45 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 9 8 7 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 1 0 8 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 32 38 43 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 0 0 0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 1657 1711 1765 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 19.1 18.8 18.5 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 128.2 128.6 129.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 5 5 5 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 0 0 0 N/A N/A N/A N/A N/A N/A 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):270/ 5 CX,CY: -4/ 0 T-12 MAX WIND: 35 PRESSURE OF STEERING LEVEL (MB): 620 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 9.5 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 4.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 35 KT IN 36 HR): 1.8 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. 1. 1. 2. 4. 7. 11. 13. 15. 17. 17. 15. 14. 12. 12. 11. VERTICAL SHEAR MAG 1. 2. 3. 4. 5. 7. 7. 8. 8. 8. 9. 9. 10. 10. 9. 9. VERTICAL SHEAR ADJ -0. -1. -1. -1. -2. -2. -2. -1. -1. -0. -0. -0. -0. -0. -1. -1. VERTICAL SHEAR DIR -0. -0. -0. -1. -1. -2. -2. -3. -3. -3. -3. -3. -3. -3. -3. -2. PERSISTENCE -1. -2. -2. -3. -2. -2. -2. -1. -1. -1. -1. -1. -1. -1. -1. -1. 200/250 MB TEMP. -0. -0. -0. -0. -0. -1. -1. -2. -2. -3. -3. -3. -4. -4. -4. -5. THETA_E EXCESS -0. -1. -2. -3. -5. -6. -7. -8. -9. -10. -11. -11. -11. -12. -13. -15. 700-500 MB RH -0. -0. -0. -1. -1. -1. -1. -2. -2. -2. -2. -2. -2. -3. -4. -5. MODEL VTX TENDENCY -0. -1. -1. -1. -1. -2. -2. -3. -3. -3. -3. -2. -2. -2. -2. -2. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 1. 200 MB DIVERGENCE -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. 0. 0. 0. -0. -0. 850-700 T ADVEC -0. -0. -0. -0. -0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. ZONAL STORM MOTION -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -0. 0. STEERING LEVEL PRES 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 0. DAYS FROM CLIM. PEAK 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. GOES PREDICTORS -1. -1. -1. -1. -3. -5. -8. -9. -10. -11. -13. -13. -14. -13. -11. -11. OCEAN HEAT CONTENT -0. -0. -0. -0. -0. -1. -2. -1. -1. -0. 0. 1. 2. 3. 4. 6. RI POTENTIAL -0. -1. -1. -2. -4. -4. -2. -1. 1. 2. 3. 4. 4. 4. 4. 4. ------------------------------------------------------------------------------ TOTAL CHANGE -2. -4. -5. -7. -9. -11. -10. -8. -7. -6. -7. -8. -10. -10. -11. -13. CURRENT MAX WIND (KT): 30. LAT, LON: 19.1 128.2 ** 2022 E. PACIFIC RI INDEX EP152017 OTIS 09/19/17 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) : 85.5 27.0 to 147.4 0.49 999.0 12 HR PERSISTENCE (KT) : -5.0 -22.0 to 44.0 0.26 999.0 MULTI-LAYER SHEAR (KT) : 19.9 30.9 to 7.7 0.48 999.0 D200 (10**7s-1) : 37.7 -33.0 to 159.5 0.37 999.0 BL DRY-AIR FLUX (W/M2) : 234.0 816.2 to -81.4 0.65 999.0 MAXIMUM WIND (KT) : 30.0 22.5 to 132.0 0.21 999.0 STD DEV OF IR BR TEMP : 9.5 37.8 to 2.1 0.79 999.0 HEAT CONTENT (KJ/CM2) : 0.0 2.7 to 103.4 0.00 0.0 %area of TPW <45 mm upshear : 70.0 62.3 to 0.0 0.00 0.0 2nd PC OF IR BR TEMP : 0.8 2.2 to -2.3 0.31 999.0 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= 999% is 999.0 times climatological mean ( 6.7%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 999% is 999.0 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 999% is 999.0 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% 999.0% 999.0% 999.0% Logistic: 0.1% 0.2% 0.5% 0.0% 0.0% 999.0% 999.0% 999.0% Bayesian: 0.0% 0.0% 0.0% 0.0% 0.0% 999.0% 999.0% 999.0% Consensus: 0.0% 0.1% 0.2% 0.0% 0.0% 999.0% 999.0% 999.0% ## ANNULAR HURRICANE INDEX (AHI) EP152017 OTIS 09/19/17 12 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=5 NFAIL=2 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##