* GFS version * * ATLANTIC 2020 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * KYLE AL122020 08/16/20 06 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 33 32 30 25 17 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LAND 35 34 33 32 30 25 17 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A V (KT) LGEM 35 31 28 25 23 19 N/A 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 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 40 39 44 45 44 40 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) 6 6 6 6 3 4 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 267 264 269 277 291 308 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 27.3 28.3 28.1 27.1 27.6 25.2 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) 130 143 140 127 133 109 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A ADJ. POT. INT. 111 120 117 107 112 93 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) -52.9 -53.2 -53.2 -53.4 -53.8 -53.9 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) 0.9 0.9 0.7 0.6 0.4 -0.1 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) 3 2 2 2 2 2 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 49 46 43 42 41 41 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) 16 14 13 11 10 8 LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 37 24 4 -13 -24 -11 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 31 20 -37 -30 -35 -2 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 9 -19 -14 -24 -15 -25 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 590 614 674 661 653 781 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) 39.9 40.3 40.6 40.8 40.9 40.9 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) 59.9 57.8 55.8 53.8 51.8 47.6 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) 17 16 15 15 16 16 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A HEAT CONTENT 4 25 24 3 34 0 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): 80/ 17 CX,CY: 17/ 3 T-12 MAX WIND: 45 PRESSURE OF STEERING LEVEL (MB): 563 (MEAN=620) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 9.7 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 4.0 (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 0. 1. 1. 2. 3. 5. 8. 11. 14. 16. 16. 17. 16. 16. 15. 14. VERTICAL SHEAR MAG 2. 4. 5. 6. 4. -3. -15. -25. -34. -43. -51. -57. -65. -72. -75. -75. VERTICAL SHEAR ADJ -0. -1. -1. -1. -2. -3. -4. -4. -4. -4. -3. -3. -3. -2. -2. -1. VERTICAL SHEAR DIR 0. 0. 1. 1. 2. 3. 4. 5. 5. 6. 6. 7. 8. 8. 8. 8. PERSISTENCE -2. -4. -4. -4. -2. -2. -2. -2. -1. -0. 0. 0. -1. -2. -3. -3. 200/250 MB TEMP. 0. 0. -0. -0. -0. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. -1. THETA_E EXCESS -0. -1. -1. -2. -3. -3. -3. -3. -3. -2. -2. -2. -2. -1. -0. 1. 700-500 MB RH 0. 0. 0. 1. 1. 2. 2. 3. 3. 3. 3. 3. 3. 3. 3. 3. MODEL VTX TENDENCY -0. -2. -3. -5. -7. -10. -12. -14. -15. -16. -17. -17. -17. -17. -16. -16. 850 MB ENV VORTICITY 0. -0. -0. -0. -1. -1. -1. -1. -2. -2. -2. -2. -2. -2. -3. -3. 200 MB DIVERGENCE -0. -0. -1. -1. -2. -2. -2. -2. -2. -1. 0. 1. 2. 2. 3. 4. 850-700 T ADVEC 0. -0. -0. -0. -1. -2. -2. -2. -2. -1. -1. -1. -1. -0. -0. -0. ZONAL STORM MOTION 0. 0. -0. -0. -1. -2. -3. -4. -5. -8. -10. -10. -10. -11. -11. -12. STEERING LEVEL PRES 0. 0. 0. 0. 0. 0. 0. 0. 1. 1. 1. 1. 0. 0. 0. 1. DAYS FROM CLIM. PEAK -0. 0. 0. 0. 0. -0. -0. 0. 0. 0. 0. 0. 0. 0. 1. 1. GOES PREDICTORS -1. -2. -2. -2. -3. -4. -5. -6. -7. -7. -6. -7. -7. -6. -6. -4. 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 -1. -2. -3. -5. -10. -18. -28. -36. -42. -48. -52. -56. -62. -66. -69. -66. CURRENT MAX WIND (KT): 35. LAT, LON: 39.9 59.9 ** 2020 ATLANTIC RI INDEX AL122020 KYLE 08/16/20 06 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) : 42.6 30.1 to 2.3 0.00 0.0 HEAT CONTENT (KJ/CM2) : 18.0 0.0 to 151.8 0.12 999.0 STD DEV OF IR BR TEMP : 9.7 36.6 to 2.8 0.80 999.0 MAXIMUM WIND (KT) : 35.0 22.5 to 137.5 0.33 999.0 2nd PC OF IR BR TEMP : -0.4 2.9 to -2.9 0.58 999.0 BL DRY-AIR FLUX (W/M2) : 257.8 895.4 to -55.0 0.67 999.0 POT = MPI-VMAX (KT) : 78.3 27.5 to 139.6 0.45 999.0 D200 (10**7s-1) : -10.2 -29.7 to 185.9 0.09 999.0 %area of TPW <45 mm upshear : 56.0 100.0 to 0.0 0.44 999.0 SHIPS Prob RI for 20kt/ 12hr RI threshold= 3% is 0.6 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: 3.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.4% 0.1% 0.1% 0.1% 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: 1.1% 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) AL122020 KYLE 08/16/20 06 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 AL122020 KYLE 08/16/2020 06 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) 35 34 33 32 30 25 17 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 18HR AGO 35 34 33 32 30 25 17 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 12HR AGO 35 32 31 30 28 23 15 DIS DIS DIS DIS DIS DIS DIS DIS DIS DIS 6HR AGO 35 29 26 25 23 18 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