* GFS version * * ATLANTIC 2020 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * TEDDY AL202020 09/22/20 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 80 71 60 48 36 19 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 80 71 60 48 39 28 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 80 70 59 49 39 37 35 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Storm Type EXTP EXTP EXTP EXTP EXTP EXTP EXTP N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 41 35 41 39 42 42 28 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) -3 2 5 7 5 1 -1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 179 175 173 183 174 183 192 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 24.1 21.4 16.9 16.4 16.0 11.0 8.1 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 100 86 74 73 74 71 70 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A ADJ. POT. INT. 86 76 69 69 70 69 69 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -49.1 -48.9 -49.2 -49.7 -49.9 -49.6 -49.0 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 2.2 1.9 1.9 1.3 1.4 1.5 2.2 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 0 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 700-500 MB RH 50 52 56 59 62 70 74 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 51 47 42 38 32 28 29 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 201 205 230 240 218 264 232 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 74 83 111 91 57 79 104 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV 8 -16 -27 -26 -24 -55 -18 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 374 248 159 21 -17 7 495 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 40.3 41.7 43.1 44.8 46.4 51.1 56.6 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 64.1 63.7 63.3 62.1 60.9 56.9 50.9 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 14 14 17 19 23 30 32 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 0 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 FORECAST TRACK FROM OFCI INITIAL HEADING/SPEED (DEG/KT):340/ 15 CX,CY: -4/ 14 T-12 MAX WIND: 90 PRESSURE OF STEERING LEVEL (MB): 672 (MEAN=620) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 12.3 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 25.0 (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. 14. 15. 16. SST POTENTIAL -3. -7. -11. -14. -19. -25. -33. -41. -47. -51. -55. -58. -62. -63. -64. -64. VERTICAL SHEAR MAG -3. -7. -10. -13. -18. -21. -25. -29. -30. -32. -35. -37. -39. -42. -44. -47. VERTICAL SHEAR ADJ 0. -0. -0. -1. -1. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. -0. VERTICAL SHEAR DIR 0. 0. 0. 1. 1. 2. 3. 4. 4. 5. 5. 6. 7. 7. 7. 7. PERSISTENCE -2. -3. -3. -2. -1. -1. -1. -1. -0. 0. 1. 1. 0. -1. -2. -1. 200/250 MB TEMP. -0. -1. -1. -2. -4. -5. -6. -7. -7. -8. -10. -12. -14. -17. -20. -22. THETA_E EXCESS -1. -1. -2. -3. -4. -4. -4. -4. -4. -3. -2. -2. -2. -1. -0. 1. 700-500 MB RH 0. 0. 0. -0. -1. -2. -2. -3. -3. -3. -3. -3. -3. -4. -4. -3. MODEL VTX TENDENCY -1. -4. -8. -14. -19. -24. -28. -31. -33. -35. -36. -36. -34. -33. -32. -31. 850 MB ENV VORTICITY 1. 1. 2. 3. 5. 7. 9. 10. 11. 13. 14. 16. 16. 17. 19. 19. 200 MB DIVERGENCE 0. 1. 1. 1. 2. 2. 2. 2. 2. 1. -0. -2. -2. -3. -4. -5. 850-700 T ADVEC 0. -0. -0. -0. -2. -4. -4. -4. -3. -3. -2. -1. -1. -1. -1. -1. ZONAL STORM MOTION -0. -0. 0. 0. 0. 0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. STEERING LEVEL PRES -0. -0. -0. -0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. DAYS FROM CLIM. PEAK 0. -0. -0. -0. -0. 0. 0. -0. -0. -0. -0. -0. -0. -0. -0. -0. GOES PREDICTORS -1. -1. -2. -2. -2. -2. -3. -3. -3. -3. -3. -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. 3. 4. 4. ------------------------------------------------------------------------------ TOTAL CHANGE -9. -20. -32. -44. -61. -74. -87. -98.-104.-109.-114.-119.-126.-130.-132.-133. CURRENT MAX WIND (KT): 80. LAT, LON: 40.3 64.1 ** 2020 ATLANTIC RI INDEX AL202020 TEDDY 09/22/20 18 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 12 HR PERSISTENCE (KT) : -10.0 -49.5 to 33.0 0.48 999.0 850-200 MB SHEAR (KT) : 39.5 30.1 to 2.3 0.00 0.0 HEAT CONTENT (KJ/CM2) : 0.0 0.0 to 151.8 0.00 0.0 STD DEV OF IR BR TEMP : 12.3 36.6 to 2.8 0.72 999.0 MAXIMUM WIND (KT) : 80.0 22.5 to 137.5 0.75 999.0 2nd PC OF IR BR TEMP : -0.6 2.9 to -2.9 0.59 999.0 BL DRY-AIR FLUX (W/M2) : 196.4 895.4 to -55.0 0.74 999.0 POT = MPI-VMAX (KT) : -5.8 27.5 to 139.6 0.00 0.0 D200 (10**7s-1) : 83.2 -29.7 to 185.9 0.52 999.0 %area of TPW <45 mm upshear : 87.1 100.0 to 0.0 0.13 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 0% is 0.0 times climatological mean ( 5.0%) 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 ( 6.9%) 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 ( 2.5%) 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 ( 4.6%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 times climatological mean ( 5.2%) 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: 0.2% 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: 0.1% 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% 0.0% ## ANNULAR HURRICANE INDEX (AHI) AL202020 TEDDY 09/22/20 18 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=1 NFAIL=6 ## ## 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 AL202020 TEDDY 09/22/2020 18 UTC ** TIME(HR) 0-12 12-24(0-24) 24-36(0-36) 36-48(0-48) CLIMO(%) 7 0( 7) 0( 7) 0( 7) <-- 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) 80 71 60 48 39 28 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 18HR AGO 80 79 68 56 47 36 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 12HR AGO 80 77 76 64 55 44 16 16 16 16 16 16 16 16 16 16 16 6HR AGO 80 74 71 70 61 50 22 22 22 22 22 22 22 22 22 22 22 NOW CURRENT INTENSITY < 83 KT IN 6HR INTENSITY IN 6HR < 83 KT IN 12HR INTENSITY IN 12HR < 83 KT