* GFS version * * EAST PACIFIC 2023 SHIPS INTENSITY FORECAST * * IR SAT DATA AVAILABLE, OHC AVAILABLE * * EUGENE EP062023 08/07/23 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 50 46 42 37 32 21 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 50 46 42 37 32 21 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 50 46 41 37 33 26 21 17 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 TROP N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR (KT) 18 21 19 16 13 9 7 8 N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR ADJ (KT) 0 -1 -3 -4 -3 -4 1 3 N/A N/A N/A N/A N/A N/A N/A N/A N/A SHEAR DIR 55 62 66 74 82 79 102 134 N/A N/A N/A N/A N/A N/A N/A N/A N/A SST (C) 25.7 23.8 23.0 22.4 21.4 21.0 20.6 20.5 N/A N/A N/A N/A N/A N/A N/A N/A N/A POT. INT. (KT) 123 103 94 87 76 70 64 63 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB T (C) -50.6 -50.4 -50.4 -50.1 -50.0 -49.8 -49.9 -49.9 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB VXT (C) 0.9 1.0 0.8 0.7 0.8 0.9 0.8 0.4 N/A N/A N/A N/A N/A N/A N/A N/A N/A TH_E DEV (C) 2 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 700-500 MB RH 61 57 57 54 51 49 45 45 N/A N/A N/A N/A N/A N/A N/A N/A N/A MODEL VTX (KT) 15 15 15 14 14 13 11 9 LOST LOST LOST LOST LOST LOST LOST LOST LOST 850 MB ENV VOR 17 30 36 48 45 51 34 30 N/A N/A N/A N/A N/A N/A N/A N/A N/A 200 MB DIV 30 6 -28 -40 -23 -2 12 21 N/A N/A N/A N/A N/A N/A N/A N/A N/A 700-850 TADV -15 -24 -20 -19 -11 0 0 -1 N/A N/A N/A N/A N/A N/A N/A N/A N/A LAND (KM) 293 403 450 521 605 728 756 670 N/A N/A N/A N/A N/A N/A N/A N/A N/A LAT (DEG N) 23.0 23.7 24.4 24.9 25.3 26.1 26.9 27.2 N/A N/A N/A N/A N/A N/A N/A N/A N/A LONG(DEG W) 114.2 116.0 117.7 119.1 120.4 122.1 122.7 121.9 N/A N/A N/A N/A N/A N/A N/A N/A N/A STM SPEED (KT) 18 17 15 13 10 7 3 4 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 0 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):300/ 18 CX,CY: -15/ 9 T-12 MAX WIND: 60 PRESSURE OF STEERING LEVEL (MB): 512 (MEAN=588) GOES IR BRIGHTNESS TEMP. STD DEV. 50-200 KM RAD: 18.7 (MEAN=14.5) % GOES IR PIXELS WITH T < -20 C 50-200 KM RAD: 57.0 (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 0. 1. 1. 1. 1. 2. 2. 0. 0. 0. 0. 0. 0. 0. 0. 0. SST POTENTIAL -0. -1. -3. -5. -13. -20. -28. 0. 0. 0. 0. 0. 0. 0. 0. 0. VERTICAL SHEAR MAG 0. 0. 1. 2. 5. 9. 11. 0. 0. 0. 0. 0. 0. 0. 0. 0. VERTICAL SHEAR ADJ 0. 0. 1. 1. 2. 2. 1. 0. 0. 0. 0. 0. 0. 0. 0. 0. VERTICAL SHEAR DIR -0. -1. -2. -3. -5. -7. -8. 0. 0. 0. 0. 0. 0. 0. 0. 0. PERSISTENCE -2. -4. -4. -4. -4. -3. -3. 0. 0. 0. 0. 0. 0. 0. 0. 0. 200/250 MB TEMP. -0. -0. -1. -1. -1. 0. 2. 0. 0. 0. 0. 0. 0. 0. 0. 0. THETA_E EXCESS -0. -1. -2. -3. -6. -9. -11. 0. 0. 0. 0. 0. 0. 0. 0. 0. 700-500 MB RH -0. -0. -0. -0. -1. -1. -1. 0. 0. 0. 0. 0. 0. 0. 0. 0. MODEL VTX TENDENCY -0. 0. -0. -1. -2. -4. -7. 0. 0. 0. 0. 0. 0. 0. 0. 0. 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. -1. -1. -1. -1. -2. 0. 0. 0. 0. 0. 0. 0. 0. 0. 850-700 T ADVEC 0. 0. 1. 1. 1. 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. -1. 0. 0. 0. 0. 0. 0. 0. 0. 0. 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. -2. 0. 0. 0. 0. 0. 0. 0. 0. 0. OCEAN HEAT CONTENT 0. 0. 0. 0. 0. -0. -1. 0. 0. 0. 0. 0. 0. 0. 0. 0. RI POTENTIAL -0. -1. -2. -3. -5. -5. -3. 0. 0. 0. 0. 0. 0. 0. 0. 0. -------------------------------------------------------------------------------------------- TOTAL CHANGE -4. -8. -13. -18. -29. -39. -49. 0. 0. 0. 0. 0. 0. 0. 0. 0. CURRENT MAX WIND (KT): 50. LAT, LON: 23.0 114.2 ** 2023 E. PACIFIC RI INDEX EP062023 EUGENE 08/07/23 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) : 46.7 36.9 to 148.5 0.09 999.0 12 HR PERSISTENCE (KT) : -10.0 -22.0 to 44.0 0.18 999.0 MULTI-LAYER SHEAR (KT) : 23.3 30.9 to 7.7 0.33 999.0 BL DRY-AIR FLUX (W/M2) : 327.6 816.2 to -81.4 0.54 999.0 D200 (10**7s-1) : -11.0 -33.0 to 159.5 0.11 999.0 MAXIMUM WIND (KT) : 50.0 22.5 to 132.0 0.79 999.0 STD DEV OF IR BR TEMP : 18.7 37.8 to 2.1 0.54 999.0 HEAT CONTENT (KJ/CM2) : 0.0 2.7 to 103.4 0.00 0.0 %area of TPW <45 mm upshear : 1.6 49.8 to 0.0 0.97 999.0 2nd PC OF IR BR TEMP : 0.3 2.2 to -2.3 0.43 999.0 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= 7% is 0.5 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= 0% is 0.0 times climatological mean ( 6.7%) SHIPS Prob RI for 55kt/ 48hr RI threshold= 0% is 0.0 times climatological mean ( 5.9%) SHIPS Prob RI for 65kt/ 72hr RI threshold= 0% is 0.0 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% 6.7% 0.0% 0.0% 0.0% 0.0% 0.0% 0.0% Logistic: 0.0% 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: 0.0% 2.2% 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) EP062023 EUGENE 08/07/23 00 UTC ## ## STORM NOT ANNULAR, SCREENING STEP FAILED, NPASS=5 NFAIL=2 ## ## AHI= 0 (AHI OF 100 IS BEST FIT TO ANN. STRUC., 1 IS MARGINAL, 0 IS NOT ANNULAR) ##