* GFS version * * EAST PACIFIC 2020 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * FOUR EP042020 06/30/20 06 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 V (KT) NO LAND 25 23 22 20 18 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LAND 25 23 22 20 18 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LGEM 25 23 21 19 17 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 TROP TROP TROP TROP N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 13 15 16 15 18 25 24 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 1 -2 -4 0 1 -2 1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 218 215 211 185 174 168 166 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 24.3 24.1 24.0 24.1 24.1 24.1 24.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 103 100 99 99 99 99 98 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -52.3 -52.4 -52.4 -52.4 -52.4 -52.8 -52.7 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.5 0.5 0.5 0.4 0.4 0.3 0.2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 4 3 3 2 2 1 1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 60 60 58 55 51 47 42 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 13 12 12 11 10 8 6 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR -25 -26 -16 -7 -2 8 10 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 18 9 10 12 7 14 34 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV -1 0 3 0 0 0 0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 401 403 408 411 412 408 387 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 20.5 20.8 21.0 21.1 21.2 21.4 21.6 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 112.9 113.2 113.4 113.5 113.6 113.8 113.8 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 4 3 2 1 1 1 1 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 0 0 0 0 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):310/ 4 CX,CY: -2/ 3 T-12 MAX WIND: 30 PRESSURE OF STEERING LEVEL (MB): 670 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 16.6 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 19.0 (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. -3. -4. -4. -5. SST POTENTIAL 0. 0. 0. 1. 2. 6. 9. 12. 14. 16. 15. 12. 10. 8. 6. 5. VERTICAL SHEAR MAG 1. 2. 3. 4. 4. 2. -3. -8. -12. -15. -16. -17. -17. -17. -20. -21. VERTICAL SHEAR ADJ 0. 0. 0. 0. 1. 1. 1. 0. 0. 0. -0. -0. -0. -0. 0. 0. VERTICAL SHEAR DIR -0. -0. -0. -0. -1. -1. -1. -2. -2. -2. -2. -2. -2. -2. -2. -1. PERSISTENCE -1. -2. -2. -3. -2. -2. -2. -2. -1. -2. -1. -2. -2. -2. -2. -2. 200/250 MB TEMP. -0. -0. -0. -0. -0. -0. 0. 0. 0. 1. 1. 1. 1. 1. 2. 2. THETA_E EXCESS -0. -1. -1. -2. -4. -6. -7. -8. -9. -10. -10. -10. -11. -11. -12. -13. 700-500 MB RH -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -2. MODEL VTX TENDENCY -0. -0. -1. -2. -4. -6. -8. -9. -9. -9. -9. -8. -7. -7. -6. -6. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 1. 1. 200 MB DIVERGENCE -0. -0. -0. -1. -1. -1. -2. -2. -2. -3. -2. -2. -2. -1. -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. -1. -1. -2. -2. -2. -2. -1. -1. -2. -1. -1. -1. 0. STEERING LEVEL PRES 0. 0. 0. 1. 1. 1. 2. 2. 2. 2. 2. 2. 2. 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 -1. -1. -1. -1. -2. -4. -6. -7. -8. -9. -11. -11. -11. -10. -9. -8. OCEAN HEAT CONTENT 0. -0. -0. -0. -0. -1. -2. -1. -1. -1. -0. 0. 1. 2. 3. 5. RI POTENTIAL -0. -1. -2. -3. -4. -5. -3. -1. 1. 2. 4. 4. 5. 5. 5. 5. ------------------------------------------------------------------------------ TOTAL CHANGE -2. -3. -5. -7. -11. -18. -23. -27. -31. -33. -36. -37. -39. -40. -41. -42. CURRENT MAX WIND (KT): 25. LAT, LON: 20.5 112.9 ** 2020 E. Pacific RI INDEX EP042020 FOUR 06/30/20 06 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) : 75.0 40.5 to 149.3 0.32 999.0 12 HR PERSISTENCE (KT) : -5.0 -22.0 to 44.0 0.26 999.0 850-200 MB SHEAR (KT) : 15.6 19.6 to 1.4 0.22 999.0 D200 (10**7s-1) : 11.2 -33.0 to 160.6 0.23 999.0 MAXIMUM WIND (KT) : 25.0 22.5 to 132.0 0.07 999.0 STD DEV OF IR BR TEMP : 16.6 37.8 to 2.1 0.59 999.0 HEAT CONTENT (KJ/CM2) : 0.0 2.7 to 106.7 0.00 0.0 BL DRY-AIR FLUX (W/M2) : 152.0 800.8 to -82.5 0.73 999.0 %area of TPW <45 mm upshear : 0.0 56.6 to 0.0 1.00 999.0 2nd PC OF IR BR TEMP : 1.3 2.2 to -1.9 0.21 999.0 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= 4% is 0.3 times climatological mean (12.6%) 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% 3.7% 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% 1.3% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% DTOPS: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 11.0% ## ANNULAR HURRICANE INDEX (AHI) EP042020 FOUR 06/30/20 06 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) ##