* ATLANTIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * LORENZO AL132013 10/23/13 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 45 45 44 42 40 33 27 22 18 N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LAND 45 45 44 42 40 33 27 22 18 N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LGEM 45 45 43 42 39 33 29 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) 21 26 29 38 41 35 13 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 3 5 5 -1 -3 0 0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 310 322 333 345 358 8 29 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 27.3 27.2 27.1 26.9 26.8 26.4 25.6 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 126 124 123 121 120 116 109 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A ADJ. POT. INT. 108 105 104 102 102 99 92 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -55.7 -56.0 -55.7 -55.1 -55.3 -55.0 -54.6 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 -0.2 -0.2 0.0 0.2 0.2 0.1 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 6 6 6 6 7 7 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 44 43 40 41 40 34 37 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 14 15 14 13 12 8 6 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR -77 -86 -95 -110 -125 -168 -161 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV -34 -70 -58 -29 -30 -62 -30 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 5 8 12 10 7 15 8 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 1926 1922 1920 1900 1882 1799 1736 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 29.5 29.6 29.7 30.0 30.2 31.2 32.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 50.4 49.8 49.2 48.7 48.2 47.1 45.9 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 7 5 5 5 6 7 6 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 8 7 6 4 4 3 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): 85/ 9 CX,CY: 9/ 1 T-12 MAX WIND: 45 PRESSURE OF STEERING LEVEL (MB): 664 (MEAN=620) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 23.7 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 63.0 (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 1. 2. 3. 4. 6. 8. 9. 10. 11. 12. 12. 13. 14. 15. 15. 16. SST POTENTIAL 0. 0. 0. 1. 1. 1. 2. 3. 4. 5. 4. 3. 1. 0. -1. -2. VERTICAL SHEAR MAG 0. 0. 0. -1. -3. -5. -10. -14. -18. -22. -24. -27. -30. -32. -34. -35. VERTICAL SHEAR ADJ -0. -1. -1. -0. -0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. VERTICAL SHEAR DIR 0. 0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -2. -2. -2. -2. PERSISTENCE -0. -1. -1. -1. -0. -0. -0. -0. -0. 0. 0. 0. -0. -0. -1. -0. 200/250 MB TEMP. 0. 0. 0. 0. 1. 1. 1. 1. 2. 2. 2. 3. 4. 5. 6. 8. THETA_E EXCESS -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -0. -0. 0. 0. 1. 1. 700-500 MB RH 0. 0. 1. 1. 2. 3. 4. 4. 5. 5. 5. 5. 6. 6. 7. 6. MODEL VTX TENDENCY 0. -1. -1. -2. -6. -11. -13. -15. -16. -17. -18. -18. -18. -18. -18. -17. 850 MB ENV VORTICITY -0. -1. -1. -2. -3. -5. -7. -7. -8. -9. -10. -11. -11. -12. -14. -14. 200 MB DIVERGENCE -0. -1. -2. -2. -3. -3. -4. -5. -5. -3. -1. 1. 2. 3. 4. 7. 850-700 T ADVEC -0. 0. 0. 0. 0. 1. 1. 1. 1. 0. 0. 0. 0. 0. 0. 0. ZONAL STORM MOTION 0. 0. -0. -0. -1. -1. -1. -2. -3. -4. -5. -6. -6. -6. -7. -7. STEERING LEVEL PRES -0. -0. -0. -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. DAYS FROM CLIM. PEAK -0. 0. 0. 0. -0. -0. -0. -0. -0. 0. 0. 0. 1. 1. 2. 2. GOES PREDICTORS -0. -0. -0. -0. -0. 0. 0. 0. 0. 1. 1. 0. -0. -0. -1. -0. OCEAN HEAT CONTENT 0. 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. RI POTENTIAL -0. -1. -2. -3. -4. -4. -3. -2. -0. 1. 2. 3. 3. 4. 4. 4. ------------------------------------------------------------------------------ TOTAL CHANGE -0. -1. -3. -5. -12. -18. -23. -27. -30. -33. -35. -36. -37. -37. -37. -37. CURRENT MAX WIND (KT): 45. LAT, LON: 29.5 50.4 ** 2022 ATLANTIC RI INDEX AL132013 LORENZO 10/23/13 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 12 HR PERSISTENCE (KT) : 0.0 -45.0 to 30.0 0.60 999.0 850-200 MB SHEAR (KT) : 31.1 25.9 to 2.2 0.00 0.0 HEAT CONTENT (KJ/CM2) : 5.8 0.0 to 147.0 0.04 999.0 STD DEV OF IR BR TEMP : 23.7 33.3 to 3.1 0.32 999.0 MAXIMUM WIND (KT) : 45.0 25.0 to 125.0 0.56 999.0 2nd PC OF IR BR TEMP : -1.2 2.6 to -2.7 0.73 999.0 BL DRY-AIR FLUX (W/M2) : 392.8 814.0 to -65.0 0.48 999.0 POT = MPI-VMAX (KT) : 58.9 30.0 to 128.0 0.30 999.0 D200 (10**7s-1) : -44.2 -28.0 to 171.0 0.00 0.0 %area of TPW <45 mm upshear : 43.2 95.0 to 0.0 0.55 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 0% is 0.0 times climatological mean ( 4.9%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 0% is 0.0 times climatological mean (10.9%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 6.8%) SHIPS Prob RI for 35kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 3.9%) SHIPS Prob RI for 40kt/ 24hr RI threshold= 0% is 0.0 times climatological mean ( 2.4%) SHIPS Prob RI for 45kt/ 36hr RI threshold= 0% is 0.0 times climatological mean ( 4.6%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 0% is 0.0 times climatological mean ( 4.7%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 times climatological mean ( 5.3%) 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: 1.7% 1.1% 0.9% 0.2% 0.1% 0.2% 0.1% 0.0% Bayesian: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 0.6% 0.4% 0.3% 0.1% 0.0% 0.1% 0.0% 0.0% ## ANNULAR HURRICANE INDEX (AHI) AL132013 LORENZO 10/23/13 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) ## ** PROBLTY OF AT LEAST 1 SCNDRY EYEWL FORMTN EVENT AL132013 LORENZO 10/23/2013 00 UTC ** TIME(HR) 0-12 12-24(0-24) 24-36(0-36) 36-48(0-48) CLIMO(%) 0 0( 0) 0( 0) 0( 0) <-- PROB BASED ON INTENSITY ONLY PROB(%) 0 0( 0) 0( 0) 0( 0) <-- FULL MODEL PROB (RAN NORMALLY) ** DSHIPS INTENSITY FORECAST ADJUSTED RELATIVE TO ONSET OF ERC WEAKENING PHASE ** TIME (HR) 0 6 12 18 24 36 48 60 72 84 96 108 120 132 144 156 168 >24HR AGO (DSHIPS) 45 45 44 42 40 33 27 22 18 DIS DIS DIS DIS DIS DIS DIS DIS 18HR AGO 45 44 43 41 39 32 26 21 17 DIS DIS DIS DIS DIS DIS DIS DIS 12HR AGO 45 42 41 39 37 30 24 19 15 DIS DIS DIS DIS DIS DIS DIS DIS 6HR AGO 45 39 36 35 33 26 20 15 DIS DIS DIS DIS DIS DIS DIS DIS DIS NOW CURRENT INTENSITY < 83 KT IN 6HR INTENSITY IN 6HR < 83 KT IN 12HR INTENSITY IN 12HR < 83 KT