UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 30 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 1009 9 18.4 16.9 91 1.5 17.4 40 7 290.8 292.9 290.2 324.9 12.09 1 1000 83 18.2 16.7 91 1.5 17.2 60 7 291.4 293.5 290.4 325.4 12.04 2 925 749 14.8 12.6 87 2.2 13.4 165 13 294.4 296.2 289.7 323.0 9.96 3 850 1459 10.6 10.6 100 0.0 10.6 200 31 297.3 299.0 290.2 324.8 9.48 4 700 3050 1.4 1.4 100 0.0 1.4 210 27 304.0 305.2 289.5 322.3 6.06 5 500 5680 -13.5 -13.5 100 0.0 -13.5 215 27 316.6 317.1 290.4 325.4 2.70 6 400 7340 -25.3 -25.6 97 0.3 -25.4 215 33 322.1 322.3 290.6 326.2 1.19 7 300 9360 -41.7 -43.2 85 1.5 -41.8 225 31 326.6 326.6 291.0 327.6 0.28 8 250 10570 -51.9 -54.3 75 2.4 -52.0 240 33 328.9 328.9 291.5 329.3 0.10 9 204 11848 -64.3 -67.1 68 2.8 -64.3 240 31 329.1 329.1 291.5 329.2 0.02 10 200 11970 -61.1 -63.0 78 1.9 -61.2 235 35 336.0 336.0 293.4 336.2 0.04 11 150 13760 -61.9 -66.4 55 4.5 -62.0 260 36 363.4 363.4 299.4 363.6 0.03 12 100 16270 -60.7 -75.7 12 15.0 -60.9 255 46 410.4 410.4 306.6 410.5 0.01 TRP 204 11848 -64.3 -67.1 68 2.8 -64.3 240 31 329.1 329.1 291.5 329.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5597.00 m Freezing level: 681.21 mb = 3297.11 m = 10817.17 ft Wetbulb zero: 681.62 mb = 3257.93 m = 10688.62 ft Precipitable water: 1.58 inches Sfc-500 mean rel hum: 97.84 % Est. max temperature: 24.51 C = 76.13 F Sfc-Lift cond lev (LCL): 987.11 mb = 193.79 m = 635.80 ft T: 17.63 C 700-500 lapse rate: 5.67 C/km ThetaE index: 2.45 C Layer 700.0- 500.0 mb Conv cond level (CCL): 903.32 mb = 948.14 m = 3110.67 ft Mean mixing ratio: 10.91 g/kg Conv temperature: 22.84 C = 73.11 F Cap Strength: 1.04 C Lifted Index: 0.66 C Risk: Showers probable Lifted Index @300 mb: 2.40 C Lifted Index @700 mb: -0.73 C Showalter Index: 0.31 C Risk: Thunderstorms probable Total Totals Index: 48.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 24.10 C K Index: 34.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 273.55 Risk: None Energy Index: -0.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.15 J/kg Max Up Vert Vel: 11.15 m/s Conv Inhibition (B-): 18.39 J/kg Cap Strength: 1.04 C Lift Cond Lev (LCL): 932.87 mb = 676.64 m = 2219.93 ft Lev Free Conv (LFC): 817.87 mb = 1774.77 m = 5822.68 ft Equ Level (EL): 547.87 mb = 4965.38 m = 16290.40 ft B at Equ Level: 62.04 J/kg Max Parcel Lev (MPL): 407.87 mb = 7195.09 m = 23605.65 ft Wind level data Storm motion: 236 at 19 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 1009 9 40 7 -4.5 -5.4 | 52 26 -20.1 -15.8 1 1000 83 60 7 -6.1 -3.5 | 57 26 -21.6 -13.9 2 925 749 165 13 -3.4 12.6 | 96 19 -18.9 2.1 3 850 1459 200 31 10.6 29.1 | 165 19 -5.0 18.7 4 700 3050 210 27 13.5 23.4 | 171 13 -2.1 13.0 5 500 5680 215 27 15.5 22.1 | 180 12 -0.1 11.7 6 400 7340 215 33 18.9 27.0 | 191 17 3.4 16.6 7 300 9360 225 31 21.9 21.9 | 209 13 6.4 11.5 8 250 10570 240 33 28.6 16.5 | 245 14 13.0 6.1 9 204 11848 240 31 26.8 15.5 | 246 12 11.3 5.1 10 200 11970 235 35 28.7 20.1 | 234 16 13.1 9.7 11 150 13760 260 36 35.5 6.3 | 282 20 19.9 -4.2 12 100 16270 255 46 44.4 11.9 | 267 29 28.9 1.5 Wind Parameters Mean winds (0-6000m): 206.2 at 25.0 knts Storm direction: 236.2 at 18.7 knts Shear (0-3000m) pos: 5.8 neg: 0.0 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 119.0 deg Storm rel helicity (0-3000m) pos: 243.9 neg: 0.0 tot: 243.9 m^2/s^2 ave: 81.3 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 7.4 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.55 Bulk Shear: 112.93 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 95 9 68 26| 13.0 0.0 13.0| 89.6 0.0 89.6 179.2 0.97| 13.9 13.5 1000 149 11 88 21| 13.0 0.0 13.0|162.4 0.0 162.4 162.4 0.92| 14.9 13.7 1500 179 16 110 17| 12.9 0.0 12.9|237.1 0.0 237.1 158.0 0.95| 15.1 14.3 2000 189 20 126 15| 9.4 0.0 9.4|240.0 0.0 240.0 120.0 0.92| 11.9 10.9 2500 194 22 135 15| 7.2 0.0 7.2|242.3 0.0 242.3 96.9 0.89| 9.9 8.8 3000 197 23 142 14| 5.8 0.0 5.8|243.9 0.0 243.9 81.3 0.86| 8.6 7.4 4000 201 24 149 14| 4.4 0.0 4.4|246.3 0.0 246.3 61.6 0.86| 6.6 5.7 5000 204 24 155 13| 3.5 0.0 3.5|248.6 0.0 248.6 49.7 0.86| 5.4 4.6 6000 206 25 159 13| 3.0 0.0 3.0|252.3 0.0 252.3 42.0 0.85| 4.6 3.9 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20251030.12.gif