UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 10 JAN 26 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 10.6 2.6 58 8.0 6.7 310 15 283.3 284.1 279.6 296.1 4.58 1 1000 51 10.8 1.8 54 9.0 6.5 315 17 284.0 284.7 279.6 296.2 4.35 2 925 692 4.8 -3.2 56 8.0 1.4 315 21 284.2 284.8 278.4 293.5 3.26 3 850 1373 -1.5 -5.9 72 4.4 -3.1 325 15 284.6 285.1 278.1 292.9 2.89 4 700 2882 -11.5 -27.5 25 16.0 -14.6 330 25 289.7 289.9 277.4 291.6 0.57 5 500 5340 -32.3 -47.3 21 15.0 -33.2 360 33 293.7 293.7 278.6 294.0 0.11 6 400 6890 -41.7 -54.7 23 13.0 -42.2 340 54 300.8 300.8 281.8 301.0 0.06 7 351 7765 -48.5 -58.5 30 10.0 -48.7 320 56 303.1 303.1 282.7 303.2 0.04 8 300 8800 -48.5 -70.5 6 22.0 -48.8 315 50 317.0 317.0 287.8 317.0 0.01 9 250 9990 -49.7 -81.7 1 32.0 -50.1 300 58 332.2 332.2 292.3 332.2 0.00 10 200 11450 -52.7 -84.7 1 32.0 -53.1 295 62 349.3 349.3 296.5 349.3 0.00 11 150 13330 -52.5 -84.5 1 32.0 -53.0 275 38 379.6 379.6 302.2 379.6 0.00 12 100 15890 -57.3 -87.3 1 30.0 -57.7 270 54 417.0 417.0 307.4 417.0 0.00 TRP 351 7765 -48.5 -58.5 30 10.0 -48.7 320 56 303.1 303.1 282.7 303.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5289.00 m Freezing level: 867.86 mb = 1210.86 m = 3972.58 ft Wetbulb zero: 901.60 mb = 898.37 m = 2947.37 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 39.00 % Est. max temperature: 11.89 C = 53.40 F Sfc-Lift cond lev (LCL): 890.76 mb = 995.77 m = 3266.91 ft T: 1.99 C 700-500 lapse rate: 8.46 C/km ThetaE index: 4.64 C Layer 925.0- 500.0 mb Conv cond level (CCL): 826.56 mb = 1590.31 m = 5217.50 ft Mean mixing ratio: 3.73 g/kg Conv temperature: 12.68 C = 54.82 F Cap Strength: 1.14 C Lifted Index: 0.49 C Risk: Showers probable Lifted Index @300 mb: 15.87 C Lifted Index @700 mb: 1.14 C Showalter Index: 1.78 C Risk: Showers probable Total Totals Index: 57.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.80 C Cross Totals Index: 26.40 C K Index: 8.90 Risk: None Sweat Index: 227.00 Risk: None Energy Index: 0.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.94 J/kg Max Up Vert Vel: 1.37 m/s Conv Inhibition (B-): 13699.90 J/kg Cap Strength: 1.10 C Lift Cond Lev (LCL): 841.87 mb = 1447.72 m = 4749.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 10 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 1006 9 310 15 11.5 -9.6 | 238 17 14.9 9.2 1 1000 51 315 17 12.0 -12.0 | 246 17 15.4 6.8 2 925 692 315 21 14.8 -14.8 | 258 19 18.2 4.0 3 850 1373 325 15 8.6 -12.3 | 241 14 12.0 6.5 4 700 2882 330 25 12.5 -21.7 | 280 16 15.9 -2.8 5 500 5340 360 33 -0.0 -33.0 | 347 15 3.4 -14.2 6 400 6890 340 54 18.5 -50.7 | 326 39 21.8 -31.9 7 351 7765 320 56 36.0 -42.9 | 301 46 39.4 -24.1 8 300 8800 315 50 35.4 -35.4 | 293 42 38.7 -16.5 9 250 9990 300 58 50.2 -29.0 | 281 55 53.6 -10.2 10 200 11450 295 62 56.2 -26.2 | 277 60 59.6 -7.4 11 150 13330 275 38 37.9 -3.3 | 249 44 41.2 15.5 12 100 15890 270 54 54.0 -0.0 | 252 60 57.4 18.8 Wind Parameters Mean winds (0-6000m): 340.1 at 25.5 knts Storm direction: 10.1 at 19.1 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 44.5 deg Storm rel helicity (0-3000m) pos: 66.5 neg: -17.0 tot: 49.4 m^2/s^2 ave: 16.5 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 18.87 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 ------------------------------------------------------------------------------- 500 315 18 250 17| 5.2 0.0 5.2| 22.6 0.0 22.6 45.3 0.94| 5.4 5.1 1000 316 19 253 17| 2.2 0.0 2.2| 27.0 -7.5 19.5 19.5 0.45| 4.8 2.2 1500 318 18 251 17| 1.5 0.0 1.5| 29.4 -17.0 12.4 8.2 0.18| 4.6 0.8 2000 320 18 251 16| 1.7 0.0 1.7| 41.5 -17.0 24.5 12.2 0.34| 4.3 1.5 2500 322 19 254 15| 2.0 0.0 2.0| 53.9 -17.0 36.8 14.7 0.45| 4.1 1.8 3000 324 19 258 15| 2.2 0.0 2.2| 66.5 -17.0 49.4 16.5 0.51| 4.0 2.1 4000 328 21 267 15| 2.3 0.0 2.3| 92.0 -17.0 74.9 18.7 0.61| 3.9 2.4 5000 335 23 279 14| 2.5 0.0 2.5|118.9 -17.0 101.8 20.4 0.69| 3.8 2.6 6000 340 25 293 13| 2.4 0.7 3.1|127.4 -33.4 94.1 15.7 0.50| 4.3 2.1 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20260110.12.gif