* GFS version * * ATLANTIC 2021 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * LISA AL152022 11/04/22 18 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 25 25 24 23 22 20 17 N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LAND 25 25 25 24 23 22 20 17 N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LGEM 25 25 24 22 21 18 16 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) 22 28 31 28 33 36 31 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 0 6 7 5 -4 0 2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 207 215 218 218 219 247 265 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 27.7 27.4 27.4 27.5 27.6 27.4 27.3 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 131 127 126 126 126 125 123 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A ADJ. POT. INT. 120 114 111 110 109 109 107 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -53.4 -53.3 -53.2 -53.3 -53.2 -53.0 -53.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.4 0.4 0.2 0.1 0.0 0.0 0.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 10 11 9 6 7 7 11 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-500 MB RH 58 54 50 47 44 41 39 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 7 6 5 5 3 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR -3 17 24 14 2 9 7 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 49 31 15 10 8 -18 -10 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 2 3 6 5 2 -3 -2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 54 86 91 107 123 124 113 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 19.2 19.7 20.2 20.4 20.6 20.3 20.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 95.2 95.5 95.7 95.6 95.6 95.4 95.4 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 7 6 4 2 1 2 1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 10 6 9 10 13 9 8 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):305/ 8 CX,CY: -6/ 5 T-12 MAX WIND: 25 PRESSURE OF STEERING LEVEL (MB): 748 (MEAN=620) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 22.0 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 35.0 (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. 1. 1. 3. 7. 13. 17. 20. 23. 24. 25. 26. 26. 26. 24. VERTICAL SHEAR MAG 1. 2. 3. 3. 2. -2. -8. -14. -21. -26. -29. -31. -34. -36. -38. -38. VERTICAL SHEAR ADJ -0. -1. -1. -1. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. VERTICAL SHEAR DIR -0. -0. -1. -1. -2. -3. -4. -4. -5. -5. -6. -7. -8. -8. -7. -7. PERSISTENCE -0. -1. -1. -1. -0. -0. -0. -0. -0. 0. 0. 0. -0. -0. -1. -0. 200/250 MB TEMP. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -0. 1. 1. THETA_E EXCESS 0. 0. 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. 0. 0. 0. 0. 700-500 MB RH -0. 0. 0. 0. 1. 1. 2. 2. 2. 2. 3. 3. 3. 3. 3. 3. MODEL VTX TENDENCY -0. -1. -2. -3. -5. -7. -9. -10. -11. -12. -13. -14. -14. -14. -14. -14. 850 MB ENV VORTICITY -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -2. -2. 200 MB DIVERGENCE 0. -0. -0. -0. -1. -1. -1. -2. -2. -1. -0. 0. 1. 1. 1. 2. 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. 0. 0. 0. 0. 0. 0. 0. 0. -0. -0. -0. -0. -0. STEERING LEVEL PRES -0. -0. -0. -1. -1. -1. -0. -1. -2. -2. -3. -3. -2. -1. -2. -2. DAYS FROM CLIM. PEAK -0. 0. 0. 0. -0. -0. -0. -0. -0. 0. 0. 0. 1. 2. 2. 2. GOES PREDICTORS -0. -1. -1. -1. -1. -2. -3. -3. -4. -4. -4. -4. -4. -4. -4. -3. 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. -0. -1. -2. -3. -5. -8. -10. -13. -15. -16. -16. -17. -16. -15. -15. CURRENT MAX WIND (KT): 25. LAT, LON: 19.2 95.2 ** 2021 ATLANTIC RI INDEX AL152022 LISA 11/04/22 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 -49.5 to 33.0 0.60 1.0 850-200 MB SHEAR (KT) : 28.4 30.1 to 2.3 0.06 0.0 HEAT CONTENT (KJ/CM2) : 9.6 0.0 to 151.8 0.06 0.0 STD DEV OF IR BR TEMP : 22.0 36.6 to 2.8 0.43 0.3 MAXIMUM WIND (KT) : 25.0 22.5 to 137.5 0.07 0.0 BL DRY-AIR FLUX (W/M2) : 130.0 895.4 to -55.0 0.81 0.5 2nd PC OF IR BR TEMP : 1.0 2.9 to -2.9 0.32 0.2 POT = MPI-VMAX (KT) : 87.9 28.3 to 146.3 0.51 0.2 D200 (10**7s-1) : 22.6 -29.7 to 185.9 0.24 0.1 %area of TPW <45 mm upshear : 3.1 100.0 to 0.0 0.97 0.1 SHIPS Prob RI for 20kt/ 12hr RI threshold= 2% is 0.3 times climatological mean ( 4.9%) SHIPS Prob RI for 25kt/ 24hr RI threshold= 3% is 0.3 times climatological mean (10.9%) SHIPS Prob RI for 30kt/ 24hr RI threshold= 2% is 0.4 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: 1.6% 3.3% 2.4% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.5% 0.8% 0.3% 0.1% 0.0% 0.2% 0.1% 0.1% Bayesian: 0.1% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Consensus: 0.7% 1.4% 0.9% 0.0% 0.0% 0.1% 0.0% 0.0% DTOPS: 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% ## ANNULAR HURRICANE INDEX (AHI) AL152022 LISA 11/04/22 18 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=3 NFAIL=4 ## ## 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 AL152022 LISA 11/04/2022 18 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) 25 25 25 24 23 22 20 17 DIS DIS DIS DIS DIS DIS DIS DIS DIS 18HR AGO 25 24 24 23 22 21 19 16 DIS DIS DIS DIS DIS DIS DIS DIS DIS 12HR AGO 25 22 21 20 19 18 16 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 6HR AGO 25 19 16 15 DIS DIS DIS DIS 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