* GFS version * * EAST PACIFIC 2020 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * ONE EP012020 04/26/20 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 30 28 26 23 19 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 30 28 26 23 19 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 30 29 27 25 22 17 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 TROP N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 11 15 20 25 29 34 36 39 N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 0 2 2 2 2 -5 -6 -8 N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 261 267 261 261 260 257 250 285 N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 26.8 26.3 25.9 25.2 24.4 24.2 24.3 23.5 N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 131 126 122 115 107 105 106 98 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -53.2 -53.3 -53.5 -53.5 -53.5 -54.0 -53.9 -54.3 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) -0.3 -0.2 0.0 0.1 0.1 0.0 -0.1 0.3 N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 2 2 1 1 1 1 1 2 N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 56 54 53 52 52 49 42 38 N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 9 9 8 8 7 6 4 4 LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR -39 -41 -47 -47 -38 -29 -18 -10 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV -38 0 21 19 25 12 -35 -36 N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 1 1 0 2 5 5 13 4 N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 1194 1200 1213 1237 1266 1390 1563 1752 N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 14.6 15.1 15.6 16.0 16.3 16.6 16.7 16.7 N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 117.2 117.9 118.6 119.5 120.4 122.4 124.6 127.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 8 8 9 9 9 10 11 12 N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 4 1 0 0 0 0 0 0 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):305/ 7 CX,CY: -5/ 4 T-12 MAX WIND: 30 PRESSURE OF STEERING LEVEL (MB): 647 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 25.4 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 33.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 35 KT IN 36 HR): 0.1 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. 2. 4. 7. 10. 12. 15. 16. 16. 14. 12. 11. 10. 9. VERTICAL SHEAR MAG 1. 1. 1. 1. -0. -4. -11. -17. -22. -25. -27. -28. -28. -28. -30. -31. VERTICAL SHEAR ADJ -0. -0. -0. -0. 0. 1. 1. 1. 1. 0. -0. -0. -0. -0. 0. 1. VERTICAL SHEAR DIR -1. -1. -2. -3. -6. -8. -9. -10. -11. -12. -12. -12. -11. -9. -8. -7. PERSISTENCE -0. -0. -0. -1. -1. -1. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. 200/250 MB TEMP. 0. 0. 0. 0. 0. 0. 0. -0. -0. -1. -1. -2. -2. -3. -3. -4. THETA_E EXCESS -0. -1. -2. -3. -6. -7. -9. -10. -11. -12. -13. -13. -13. -14. -15. -16. 700-500 MB RH -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -2. -1. -2. -2. -3. MODEL VTX TENDENCY -0. -1. -1. -2. -2. -5. -7. -8. -8. -8. -8. -7. -6. -6. -5. -5. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. 0. 1. 1. 2. 2. 2. 2. 2. 2. 2. 1. 200 MB DIVERGENCE -0. -0. -1. -1. -1. -1. -3. -4. -4. -5. -5. -4. -3. -2. -1. -0. 850-700 T ADVEC -0. -0. -0. -0. -0. -0. 0. -0. 0. 0. 0. 1. 1. 1. 2. 3. ZONAL STORM MOTION -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -0. 0. STEERING LEVEL PRES 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 1. 2. 1. 1. 1. 0. DAYS FROM CLIM. PEAK -0. -0. -0. -0. -0. -0. -1. -1. -2. -2. -2. -2. -3. -3. -4. -4. GOES PREDICTORS -1. -2. -2. -2. -3. -4. -5. -5. -6. -7. -8. -8. -8. -7. -6. -5. 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. -4. -7. -11. -17. -26. -36. -44. -49. -53. -56. -57. -57. -56. -56. -56. CURRENT MAX WIND (KT): 30. LAT, LON: 14.6 117.2 ** 2020 E. Pacific RI INDEX EP012020 ONE 04/26/20 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) : 90.0 40.5 to 149.3 0.46 999.0 12 HR PERSISTENCE (KT) : 0.0 -22.0 to 44.0 0.33 999.0 850-200 MB SHEAR (KT) : 20.1 19.6 to 1.4 0.00 0.0 D200 (10**7s-1) : 5.4 -33.0 to 160.6 0.20 999.0 MAXIMUM WIND (KT) : 30.0 22.5 to 132.0 0.21 999.0 STD DEV OF IR BR TEMP : 25.4 37.8 to 2.1 0.35 999.0 HEAT CONTENT (KJ/CM2) : 1.0 2.7 to 106.7 0.00 0.0 BL DRY-AIR FLUX (W/M2) : 209.4 800.8 to -82.5 0.67 999.0 %area of TPW <45 mm upshear : 59.9 56.6 to 0.0 0.00 0.0 2nd PC OF IR BR TEMP : 1.0 2.2 to -1.9 0.29 999.0 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 (12.6%) 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% 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% DTOPS: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 1.0% ## ANNULAR HURRICANE INDEX (AHI) EP012020 ONE 04/26/20 00 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) ##