UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 21 OCT 25 Station: LFKJ WMO ident: 7761 Latitude: 41.92 Longitude: 8.80 Elevation: 9.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1006 9 15.6 15.6 100 0.0 15.6 40 9 288.3 290.2 288.5 319.3 11.14 1 1000 57 15.8 14.5 92 1.3 15.0 40 9 289.0 290.8 288.2 318.2 10.43 2 925 720 14.6 12.3 86 2.3 13.2 220 15 294.2 296.0 289.4 322.2 9.76 3 850 1429 10.0 7.7 86 2.3 8.7 230 21 296.6 298.0 288.5 319.3 7.78 4 700 3016 0.2 -2.0 85 2.2 -0.9 250 27 302.7 303.6 287.8 317.0 4.72 5 500 5640 -14.1 -14.9 94 0.8 -14.4 275 38 315.8 316.3 289.9 323.7 2.41 6 400 7290 -26.3 -29.5 74 3.2 -26.9 270 40 320.8 321.0 289.9 323.7 0.83 7 300 9300 -42.7 -50.7 41 8.0 -43.1 285 62 325.2 325.2 290.5 325.7 0.12 8 250 10510 -49.9 -58.9 34 9.0 -50.1 285 66 331.9 331.9 292.3 332.1 0.05 9 232 10993 -52.0 -61.7 30 9.7 -52.3 295 68 335.8 335.8 293.3 336.0 0.04 10 200 11940 -56.3 -67.3 24 11.0 -56.5 290 66 343.6 343.6 295.2 343.7 0.02 11 150 13740 -62.5 -74.5 18 12.0 -62.6 300 56 362.4 362.4 299.2 362.5 0.01 TRP WND 232 10993 -52.0 -61.7 30 9.7 -52.3 295 68 335.8 335.8 293.3 336.0 0.04 Sounding variables and indices 1000-500 mb thick: 5583.00 m Freezing level: 697.20 mb = 3052.70 m = 10015.29 ft Wetbulb zero: 713.49 mb = 2859.94 m = 9382.89 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 87.85 % Est. max temperature: 23.78 C = 74.81 F Sfc-Lift cond lev (LCL): 1006.19 mb = 9.00 m = 29.53 ft T: 15.60 C 700-500 lapse rate: 5.45 C/km ThetaE index: 5.21 C Layer 850.0- 500.0 mb Conv cond level (CCL): 881.05 mb = 1128.12 m = 3701.15 ft Mean mixing ratio: 10.02 g/kg Conv temperature: 22.98 C = 73.36 F Cap Strength: 1.98 C Lifted Index: 2.05 C Risk: None Lifted Index @300 mb: 3.86 C Lifted Index @700 mb: -0.41 C Showalter Index: 2.70 C Risk: Showers probable Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 21.80 C K Index: 29.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 285.79 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.07 J/kg Max Up Vert Vel: 7.62 m/s Conv Inhibition (B-): 51.84 J/kg Cap Strength: 1.93 C Lift Cond Lev (LCL): 929.08 mb = 682.61 m = 2239.51 ft Lev Free Conv (LFC): 744.08 mb = 2516.88 m = 8257.39 ft Equ Level (EL): 624.08 mb = 3911.34 m = 12832.32 ft B at Equ Level: 28.73 J/kg Max Parcel Lev (MPL): 534.08 mb = 5125.84 m = 16816.86 ft Wind level data Storm motion: 286 at 20 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1006 9 40 9 -5.8 -6.9 | 87 25 -25.0 -1.3 1 1000 57 40 9 -5.8 -6.9 | 87 25 -25.0 -1.3 2 925 720 220 15 9.6 11.5 | 151 20 -9.5 17.1 3 850 1429 230 21 16.1 13.5 | 171 19 -3.1 19.1 4 700 3016 250 27 25.4 9.2 | 203 16 6.2 14.9 5 500 5640 275 38 37.9 -3.3 | 263 19 18.7 2.3 6 400 7290 270 40 40.0 -0.0 | 255 22 20.8 5.6 7 300 9300 285 62 59.9 -16.0 | 284 42 40.7 -10.4 8 250 10510 285 66 63.8 -17.1 | 284 46 44.6 -11.4 9 232 10993 295 68 61.6 -28.7 | 299 48 42.4 -23.1 10 200 11940 290 66 62.0 -22.6 | 292 46 42.8 -16.9 11 150 13740 300 56 48.5 -28.0 | 307 37 29.3 -22.4 Wind Parameters Mean winds (0-6000m): 256.4 at 26.7 knts Storm direction: 286.4 at 20.0 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 115.3 deg Storm rel helicity (0-3000m) pos: 314.6 neg: 0.0 tot: 314.6 m^2/s^2 ave: 104.9 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 8.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.17 Bulk Shear: 173.09 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 110 11 108 31| 20.0 0.0 20.0|168.6 0.0 168.6 337.2 0.90| 24.5 22.0 1000 222 13 146 19| 13.6 0.0 13.6|248.2 0.0 248.2 248.2 0.84| 20.8 17.5 1500 226 15 153 18| 10.4 0.0 10.4|271.4 0.0 271.4 180.9 0.86| 15.4 13.2 2000 229 17 159 18| 8.2 0.0 8.2|285.8 0.0 285.8 142.9 0.86| 12.4 10.7 2500 233 18 165 17| 6.9 0.0 6.9|300.2 0.0 300.2 120.1 0.87| 10.6 9.2 3000 237 20 171 17| 6.0 0.0 6.0|314.6 0.0 314.6 104.9 0.87| 9.4 8.2 4000 243 22 182 16| 5.0 0.0 5.0|341.7 0.0 341.7 85.4 0.89| 7.9 7.0 5000 250 24 195 14| 4.3 0.0 4.3|371.7 0.0 371.7 74.3 0.90| 7.0 6.3 6000 256 27 209 14| 3.8 0.0 3.8|392.3 -2.6 389.7 64.9 0.88| 6.3 5.6 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251021.00.gif