* EAST PACIFIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * SONIA EP182013 11/04/13 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 34 30 28 27 24 20 17 N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LAND 35 34 28 28 27 27 27 27 N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LGEM 35 32 27 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) 21 32 41 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) 9 10 6 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 224 240 240 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) 28.1 28.4 26.2 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 POT. INT. (KT) 147 150 127 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) -52.2 -52.3 -52.5 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 200 MB VXT (C) 0.1 0.2 0.2 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 TH_E DEV (C) 6 4 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 700-500 MB RH 52 50 49 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) 11 9 4 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 17 28 30 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 35 48 61 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 -7 -6 -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 LAND (KM) 128 75 -59 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) 22.5 23.7 24.8 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 LONG(DEG W) 108.5 107.9 107.2 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 STM SPEED (KT) 15 13 13 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 8 10 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): 30/ 16 CX,CY: 8/ 14 T-12 MAX WIND: 40 PRESSURE OF STEERING LEVEL (MB): 658 (MEAN=587) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 17.0 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 91.0 (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. -2. -3. -4. -4. SST POTENTIAL 0. 1. 2. 3. 6. 10. 14. 18. 20. 22. 24. 24. 25. 26. 27. 28. VERTICAL SHEAR MAG 0. 1. 2. 2. 1. -4. -11. -21. -29. -36. -38. -40. -41. -44. -49. -53. VERTICAL SHEAR ADJ -1. -1. -2. -3. -4. -5. -5. -4. -2. -1. -1. -1. -1. -1. -2. -3. VERTICAL SHEAR DIR 0. 1. 1. 2. 3. 4. 5. 6. 6. 6. 6. 6. 5. 5. 4. 4. 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. -0. 0. 0. -0. -0. -1. -1. -2. -3. -3. -3. THETA_E EXCESS -0. -0. -1. -1. -2. -3. -3. -4. -4. -4. -5. -5. -5. -5. -6. -7. 700-500 MB RH -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -2. -2. -2. -3. -3. MODEL VTX TENDENCY -1. -4. -5. -5. -5. -7. -9. -10. -10. -10. -9. -9. -8. -7. -6. -6. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 200 MB DIVERGENCE 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. 1. 1. 1. 0. -0. -0. 850-700 T ADVEC 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. -0. -0. -1. -1. -1. -2. ZONAL STORM MOTION -0. -1. -2. -2. -4. -6. -7. -7. -5. -5. -5. -5. -4. -3. -2. 1. 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. -4. -5. GOES PREDICTORS 1. 1. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 2. 1. 1. 1. OCEAN HEAT CONTENT -0. -0. -0. -0. -0. -1. -1. -1. -0. -0. 0. 1. 1. 2. 3. 4. RI POTENTIAL -0. -1. -2. -3. -4. -4. -3. -1. 1. 2. 4. 4. 4. 5. 4. 4. ------------------------------------------------------------------------------ TOTAL CHANGE -1. -5. -7. -8. -11. -15. -18. -21. -24. -26. -26. -27. -29. -33. -40. -44. CURRENT MAX WIND (KT): 35. LAT, LON: 22.5 108.5 ** 2022 E. PACIFIC RI INDEX EP182013 SONIA 11/04/13 00 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) : 106.1 27.0 to 147.4 0.66 999.0 12 HR PERSISTENCE (KT) : -5.0 -22.0 to 44.0 0.26 999.0 850-200 MB SHEAR (KT) : 31.3 18.9 to 1.4 0.00 0.0 D200 (10**7s-1) : 48.0 -33.0 to 159.5 0.42 999.0 MAXIMUM WIND (KT) : 35.0 22.5 to 132.0 0.36 999.0 STD DEV OF IR BR TEMP : 17.0 37.8 to 2.1 0.58 999.0 BL DRY-AIR FLUX (W/M2) : 175.7 816.2 to -81.4 0.71 999.0 HEAT CONTENT (KJ/CM2) : 6.0 2.7 to 103.4 0.03 999.0 %area of TPW <45 mm upshear : 31.4 62.3 to 0.0 0.50 999.0 2nd PC OF IR BR TEMP : -1.2 2.2 to -2.3 0.76 999.0 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: 0.0% 0.0% 0.0% 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% 0.0% 0.0% 0.0% 0.0% 999.0% 999.0% 999.0% ## ANNULAR HURRICANE INDEX (AHI) EP182013 SONIA 11/04/13 00 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=2 NFAIL=5 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##