* GFS version * * EAST PACIFIC 2020 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * BORIS EP032020 06/26/20 00 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 V (KT) NO LAND 35 35 34 34 32 30 28 25 22 22 23 24 25 26 28 29 29 V (KT) LAND 35 35 34 34 32 30 28 25 22 22 23 24 25 26 28 29 29 V (KT) LGEM 35 36 36 35 34 31 27 24 22 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) 9 8 10 11 11 12 15 14 13 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 4 4 3 2 3 2 -1 -3 -5 N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 210 220 212 207 195 158 173 214 249 N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 27.8 27.6 27.4 27.3 27.0 26.6 26.8 27.0 26.8 N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 141 138 136 135 132 128 131 134 132 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -52.7 -52.9 -53.3 -53.3 -53.3 -53.5 -53.4 -53.4 -53.4 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.0 0.0 -0.1 -0.1 -0.1 -0.1 -0.2 -0.4 -0.2 N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 4 5 5 5 5 4 4 4 5 N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 54 53 52 51 50 48 43 42 41 N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 10 7 6 8 8 7 5 3 2 LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 44 40 16 8 -3 -17 -25 -32 -41 N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 51 57 43 14 3 -5 -15 -12 3 N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV -10 -11 -6 -2 0 -1 0 0 -2 N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 2055 1992 1929 1861 1792 1668 1529 1365 1201 N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 11.3 11.5 11.7 11.9 12.1 12.3 12.3 12.1 11.9 N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 137.6 138.2 138.7 139.3 139.9 141.1 142.6 144.6 146.8 N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 8 6 6 6 6 6 9 10 11 N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 16 11 8 6 4 1 3 20 5 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):290/ 9 CX,CY: -7/ 3 T-12 MAX WIND: 30 PRESSURE OF STEERING LEVEL (MB): 660 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 20.2 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 62.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 35 KT IN 36 HR): 1.3 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. -3. -4. -4. -5. SST POTENTIAL 0. 1. 2. 3. 6. 9. 13. 16. 18. 20. 21. 21. 21. 21. 21. 22. VERTICAL SHEAR MAG 0. 1. 1. 2. 2. 2. 1. 1. 0. 1. 1. 1. 2. 2. 2. 2. VERTICAL SHEAR ADJ -0. -1. -1. -1. -2. -1. -1. -0. -0. -0. 0. 0. 0. 0. -0. -0. VERTICAL SHEAR DIR -1. -1. -2. -3. -4. -5. -7. -9. -10. -11. -11. -11. -10. -8. -7. -6. PERSISTENCE 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 200/250 MB TEMP. -0. 0. -0. -0. -0. -0. -1. -1. -2. -3. -3. -4. -5. -5. -6. -6. THETA_E EXCESS -0. -0. -1. -1. -2. -3. -3. -4. -4. -4. -4. -4. -5. -5. -5. -6. 700-500 MB RH -0. -0. -0. -0. -1. -1. -1. -1. -2. -2. -2. -2. -2. -2. -2. -3. MODEL VTX TENDENCY -1. -2. -1. -2. -2. -5. -8. -10. -11. -11. -10. -9. -8. -8. -7. -6. 850 MB ENV VORTICITY 0. 0. 0. -0. -0. 0. 0. 1. 1. 1. 1. 1. 2. 1. 1. 1. 200 MB DIVERGENCE 0. 0. 0. -0. -0. -1. -2. -3. -3. -3. -3. -3. -2. -1. -1. -0. 850-700 T ADVEC 0. 0. 0. 0. 0. 0. -0. 0. -0. -0. -0. -0. -0. -0. -0. -1. ZONAL STORM MOTION 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. -0. STEERING LEVEL PRES 0. 0. 0. 1. 1. 1. 1. 1. 2. 2. 2. 2. 1. 1. 1. 0. DAYS FROM CLIM. PEAK -0. -0. -0. -0. -0. -0. -1. -1. -2. -2. -2. -2. -3. -3. -3. -4. GOES PREDICTORS -0. -0. -0. -0. -1. -1. -2. -2. -2. -2. -3. -3. -3. -3. -2. -2. OCEAN HEAT CONTENT 0. -0. -0. -0. -0. -1. -1. -1. -1. -0. -0. 0. 1. 1. 2. 3. RI POTENTIAL -0. -1. -1. -2. -4. -4. -3. -1. 1. 2. 3. 4. 4. 5. 5. 5. ------------------------------------------------------------------------------ TOTAL CHANGE -0. -1. -1. -3. -5. -7. -10. -13. -13. -12. -11. -10. -9. -7. -6. -6. CURRENT MAX WIND (KT): 35. LAT, LON: 11.3 137.6 ** 2020 E. Pacific RI INDEX EP032020 BORIS 06/26/20 00 UTC ** (SHIPS-RII PREDICTOR TABLE for 30 KT OR MOREMAXIMUM WIND INCREASE IN NEXT 24-h) Predictor Value RI Predictor Range Scaled Value(0-1) % Contribution POT = MPI-VMAX (KT) : 101.6 40.5 to 149.3 0.56 3.9 12 HR PERSISTENCE (KT) : 5.0 -22.0 to 44.0 0.41 3.3 850-200 MB SHEAR (KT) : 9.9 19.6 to 1.4 0.53 3.4 D200 (10**7s-1) : 33.6 -33.0 to 160.6 0.34 2.3 MAXIMUM WIND (KT) : 35.0 22.5 to 132.0 0.35 1.7 STD DEV OF IR BR TEMP : 20.2 37.8 to 2.1 0.49 2.0 HEAT CONTENT (KJ/CM2) : 9.0 2.7 to 106.7 0.06 0.2 BL DRY-AIR FLUX (W/M2) : 259.4 800.8 to -82.5 0.61 -3.1 %area of TPW <45 mm upshear : 6.0 56.6 to 0.0 0.89 1.5 2nd PC OF IR BR TEMP : 1.1 2.2 to -1.9 0.26 0.1 SHIPS Prob RI for 20kt/ 12hr RI threshold= 10% is 1.5 times climatological mean ( 6.3%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 22% is 1.5 times climatological mean (12.6%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 15% is 2.2 times climatological mean ( 8.6%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 13% is 2.1 times climatological mean ( 6.2%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 10% is 2.4 times climatological mean ( 4.2%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 15% is 2.3 times climatological mean ( 6.7%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 13% is 2.2 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 8% is 1.6 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: 9.6% 22.4% 15.3% 13.3% 10.0% 15.3% 13.2% 7.7% Logistic: 1.5% 3.5% 3.2% 0.6% 0.3% 0.1% 0.0% 1.8% Bayesian: 0.0% 0.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 3.7% 8.7% 6.2% 4.6% 3.4% 5.2% 4.4% 3.2% DTOPS: 0.0% 1.0% 0.0% 0.0% 0.0% 0.0% 0.0% 1.0% ## ANNULAR HURRICANE INDEX (AHI) EP032020 BORIS 06/26/20 00 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) ##