UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100823.upa.cvt Date: 2300Z 8 OCT 25 Searching for LY369... Searching the city database file for: LY369 ... Date:2300Z 8 OCT 25 Station: LY369 WMO ident: 13369 ------------------------------------------------------------------------------- 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 901 -155 6.8 3.0 77 3.8 4.9 285 9 288.4 289.3 282.8 303.4 5.27 1 863 250 4.0 2.3 89 1.7 3.2 322 16 289.1 290.0 283.0 304.0 5.23 2 845 446 3.0 0.4 83 2.6 1.8 336 19 289.8 290.6 282.7 303.2 4.66 3 799 959 -0.9 -1.4 96 0.5 -1.2 345 18 290.3 291.1 282.5 302.8 4.32 4 770 1293 -2.7 -3.1 97 0.4 -2.9 350 18 291.4 292.1 282.5 303.0 3.95 5 769 1305 -1.5 -2.0 96 0.5 -1.7 350 18 292.8 293.6 283.5 305.4 4.29 6 743 1615 -1.3 -2.2 94 0.9 -1.7 356 18 296.0 296.7 284.9 308.9 4.38 7 676 2457 -4.3 -8.9 70 4.6 -6.1 7 19 300.7 301.2 285.1 309.6 2.88 8 636 2991 -6.1 -19.1 35 13.0 -9.9 9 22 304.0 304.2 284.7 308.2 1.33 9 607 3397 -5.3 -34.3 8 29.0 -11.3 11 25 309.0 309.0 285.4 310.2 0.34 10 541 4383 -10.5 -32.5 15 22.0 -15.0 16 31 313.1 313.2 287.0 314.7 0.46 11 521 4700 -12.3 -30.3 21 18.0 -16.2 18 33 314.3 314.4 287.5 316.4 0.59 12 485 5292 -16.9 -23.9 55 7.0 -18.6 16 35 315.2 315.4 288.4 319.0 1.14 13 454 5828 -19.7 -32.7 31 13.0 -22.0 7 36 317.7 317.8 288.6 319.6 0.54 14 371 7408 -31.5 -37.5 55 6.0 -32.2 350 43 320.9 321.0 289.5 322.4 0.41 15 306 8837 -40.1 -45.1 59 5.0 -40.5 350 57 327.0 327.0 291.1 327.8 0.22 16 261 9968 -47.7 -57.7 31 10.0 -48.0 350 66 331.0 331.1 292.0 331.3 0.06 17 223 11044 -54.9 -61.1 46 6.2 -55.0 350 73 335.2 335.3 293.2 335.4 0.05 18 221 11104 -55.3 -61.3 47 6.0 -55.4 350 73 335.5 335.5 293.2 335.7 0.05 19 194 11976 -53.7 -69.7 12 16.0 -54.0 343 54 350.8 350.8 296.8 350.8 0.02 20 156 13426 -55.1 -77.1 5 22.0 -55.4 332 39 371.0 371.0 300.7 371.0 0.01 21 125 14863 -61.5 -88.5 2 27.0 -61.7 312 27 383.6 383.6 302.8 383.6 0.00 22 109 15745 -56.1 -87.1 1 31.0 -56.5 299 19 409.1 409.1 306.4 409.1 0.00 23 96 16562 -60.7 -89.7 1 29.0 -61.0 285 14 415.3 415.3 307.2 415.3 0.00 24 49 20807 -61.3 -90.3 1 29.0 -61.8 501.9 501.9 315.1 501.9 0.00 25 50 20680 -61.1 -90.1 1 29.0 -61.6 250 9 499.5 499.5 314.9 499.5 0.00 TRP 221 11104 -55.3 -61.3 47 6.0 -55.4 350 73 335.5 335.5 293.2 335.7 0.05 WND 223 11044 -54.9 -61.1 46 6.2 -55.0 350 73 335.2 335.3 293.2 335.4 0.05 Sounding variables and indices Freezing level: 809.62 mb = 840.70 m = 2758.18 ft Wetbulb zero: 817.09 mb = 753.81 m = 2473.10 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 55.12 % Est. max temperature: 13.17 C = 55.70 F Sfc-Lift cond lev (LCL): 850.00 mb = 390.76 m = 1282.01 ft T: 3.28 C 700-500 lapse rate: 4.06 C/km ThetaE index: 1.24 C Layer 845.0- 770.0 mb Conv cond level (CCL): 814.54 mb = 782.45 m = 2567.06 ft Mean mixing ratio: 4.85 g/kg Conv temperature: 8.45 C = 47.21 F Cap Strength: 11.88 C Lifted Index: 11.70 C Risk: None Lifted Index @300 mb: 17.23 C Lifted Index @700 mb: 4.35 C Showalter Index: 11.70 C Risk: None Total Totals Index: 34.10 C Risk: None Vertical Totals Index: 18.22 C Cross Totals Index: 15.87 C K Index: 15.92 Risk: < 20 % chance of thunderstorms Sweat Index: 81.94 Risk: None Energy Index: 4.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.31 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 6.21 J/kg Cap Strength: 11.84 C Lift Cond Lev (LCL): 822.52 mb = 692.99 m = 2273.56 ft Lev Free Conv (LFC): 797.52 mb = 975.95 m = 3201.88 ft Equ Level (EL): 767.52 mb = 1322.46 m = 4338.74 ft B at Equ Level: 6.80 J/kg Max Parcel Lev (MPL): 757.52 mb = 1440.65 m = 4726.48 ft Wind level data Storm motion: 36 at 17 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 ---------------------------------------------------------- 0 901 -155 285 9 8.7 -2.3 | 239 22 18.7 11.4 1 850 1511 335 19 8.0 -17.2 | 281 18 18.0 -3.5 2 700 3062 5 17 -1.5 -16.9 | 291 9 8.5 -3.2 3 500 5680 20 35 -12.0 -32.9 | 6 19 -2.0 -19.2 4 400 7330 350 38 6.6 -37.4 | 325 29 16.6 -23.7 5 300 9340 350 58 10.1 -57.1 | 335 48 20.0 -43.4 6 250 10560 350 69 12.0 -68.0 | 338 59 22.0 -54.2 7 223 11044 350 73 12.7 -71.9 | 339 62 22.6 -58.2 8 221 11104 350 73 12.7 -71.9 | 339 62 22.6 -58.2 9 200 11990 345 56 14.5 -54.1 | 329 47 24.5 -40.4 10 150 13820 330 36 18.0 -31.2 | 302 33 28.0 -17.5 11 100 16370 290 15 14.1 -5.1 | 250 26 24.1 8.6 12 70 18590 250 7 6.6 2.4 | 226 23 16.5 16.1 13 50 20680 250 9 8.5 3.1 | 228 25 18.4 16.8 Wind Parameters Mean winds (0-6000m): 6.0 at 22.6 knts Storm direction: 36.0 at 17.0 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 51.5 deg Storm rel helicity (0-3000m) pos: 93.4 neg: 0.0 tot: 93.4 m^2/s^2 ave: 31.1 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 46.86 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 ------------------------------------------------------------------------------- 500 310 10 249 19| 4.2 0.0 4.2| 23.5 0.0 23.5 47.1 1.00| 4.2 4.2 1000 312 12 253 20| 4.4 0.0 4.4| 49.2 0.0 49.2 49.2 0.99| 4.5 4.4 1500 317 13 259 20| 4.6 0.0 4.6| 75.4 0.0 75.4 50.3 0.97| 4.8 4.7 2000 329 16 270 18| 4.0 0.0 4.0| 87.8 0.0 87.8 43.9 0.90| 4.6 4.2 2500 336 17 276 17| 3.4 0.0 3.4| 91.6 0.0 91.6 36.6 0.81| 4.3 3.5 3000 342 17 279 16| 3.0 0.0 3.0| 93.4 0.0 93.4 31.1 0.73| 4.1 3.0 4000 351 18 287 13| 3.0 0.0 3.0|107.3 0.0 107.3 26.8 0.75| 4.0 3.0 5000 359 20 301 12| 3.2 0.0 3.2|126.8 0.0 126.8 25.4 0.76| 3.9 3.0 6000 6 23 319 12| 2.9 0.2 3.2|145.5 -7.9 137.6 22.9 0.69| 4.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//LY369/skewt/LY369.skewt.20251008.23.gif