* EAST PACIFIC SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * CARLOTTA EP042018 06/18/18 18 UTC * TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 V (KT) NO LAND 25 26 28 29 31 35 40 44 47 48 50 53 55 V (KT) LAND 25 26 28 29 31 35 40 44 47 48 50 53 55 V (KT) LGEM 25 25 26 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 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 SHEAR (KT) 12 14 14 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 2 0 0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 37 46 58 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 29.1 29.2 29.3 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 152 153 154 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -53.1 -52.8 -53.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.2 0.0 0.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 9 10 9 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 63 63 63 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 2 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 35 45 51 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV -5 13 26 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 0 1 2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 27 13 0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 18.0 18.2 18.4 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 103.3 103.4 103.5 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 3 2 2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 19 9 31 0 0 0 0 0 0 0 0 0 0 FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):315/ 4 CX,CY: -2/ 3 T-12 MAX WIND: 25 PRESSURE OF STEERING LEVEL (MB): 591 (MEAN=550) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 14.6 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 69.0 (MEAN=65.0) PRELIM RI PROB (DV .GE. 55 KT IN 48 HR): 2.5 INDIVIDUAL CONTRIBUTIONS TO INTENSITY CHANGE 6 12 18 24 36 48 60 72 84 96 108 120 ---------------------------------------------------------- SAMPLE MEAN CHANGE 0. 0. 1. 1. 1. 1. 1. 1. -0. -1. -1. -2. SST POTENTIAL -0. -0. 0. 1. 6. 14. 21. 27. 31. 33. 34. 34. VERTICAL SHEAR MAG 1. 2. 3. 3. 4. 3. 0. -2. -4. -6. -5. -4. VERTICAL SHEAR ADJ -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. VERTICAL SHEAR DIR 0. 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 1. PERSISTENCE -0. -0. -0. -1. -1. -1. -1. -0. -0. -0. 0. 1. 200/250 MB TEMP. 0. -0. -0. -0. -1. -2. -3. -4. -4. -4. -4. -4. THETA_E EXCESS 0. 1. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 700-500 MB RH 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 1. 1. MODEL VTX TENDENCY 0. 0. 0. 0. 0. 0. 0. 0. -0. -0. -0. -0. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. 200 MB DIVERGENCE -0. -0. -1. -1. -2. -2. -2. -2. -2. -2. -2. -1. 850-700 T ADVEC 0. 0. -0. -0. 0. 0. 0. 0. 1. 1. 1. 1. ZONAL STORM MOTION -0. -0. -1. -1. -2. -2. -2. -2. -2. -1. -1. -2. STEERING LEVEL PRES 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. DAYS FROM CLIM. PEAK -0. -0. -0. -0. 0. -0. -0. -1. -1. -2. -2. -2. GOES PREDICTORS 1. 1. 2. 2. 2. 1. -0. -1. -2. -2. -3. -3. OCEAN HEAT CONTENT -0. 0. -0. -1. -1. -1. -1. -1. -1. -1. -1. 0. ---------------------------------------------------------- TOTAL CHANGE 1. 3. 4. 6. 10. 15. 19. 22. 23. 25. 28. 30. CURRENT MAX WIND (KT): 25. LAT, LON: 18.0 103.3 ** 2017 E.PACIFIC RI INDEX EP042018 CARLOTTA 06/18/18 18 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 12 HR PERSISTENCE (KT): 0.0 -22.0 to 44.0 0.33 1.8 POT = MPI-VMAX (KT) : 128.1 40.5 to 149.3 0.81 2.6 850-200 MB SHEAR (KT) : 13.1 18.9 to 1.4 0.33 1.5 HEAT CONTENT (KJ/cm2) : 11.8 0.0 to 106.7 0.11 0.4 MAXIMUM WIND (kt) : 25.0 22.5 to 132.0 0.07 0.2 D200 (10**7s-1) : 11.3 -33.0 to 156.2 0.23 0.7 STD DEV OF IR BR TEMP : 14.6 37.8 to 2.1 0.65 2.1 % AREA WITH TPW <45 mm: 0.0 62.3 to 0.0 1.00 -0.9 2nd PC OF IR BR TEMP : 0.3 2.2 to -1.9 0.45 0.2 BL DRY-AIR FLUX (w/m2): 104.0 735.9 to -82.5 0.77 0.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 0% is 0.0 times sample mean ( 7.7%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 14% is 0.9 times sample mean (15.3%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 9% is 0.8 times sample mean (10.4%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 0% is 0.0 times sample mean ( 7.5%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times sample mean ( 5.2%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 999% is 999.0 times sample mean ( 8.1%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 999% is 999.0 times sample mean ( 7.4%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 999% is 999.0 times sample mean ( 5.5%) 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% 13.7% 8.5% 0.0% 0.0% 999.0% 999.0% 999.0% Logistic: 3.1% 10.9% 4.3% 1.7% 1.0% 999.0% 999.0% 999.0% Bayesian: 0.0% 999.0% 999.0% 999.0% 999.0% 999.0% 999.0% 999.0% Consensus: 1.0% 999.0% 999.0% 999.0% 999.0% 999.0% 999.0% 999.0% ## ANNULAR HURRICANE INDEX (AHI) EP042018 CARLOTTA 06/18/18 18 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) ##