UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120823.upa.cvt Date: 2300Z 8 DEC 25 Searching for LY369... Searching the city database file for: LY369 ... Date:2300Z 8 DEC 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 905 -2189 0.6 -0.8 90 1.4 0.0 295 3 281.7 282.4 278.0 292.8 3.98 1 872 -1773 -1.3 -1.7 97 0.4 -1.4 328 4 282.7 283.4 278.4 293.6 3.87 2 846 -1435 3.2 -5.8 52 9.0 -0.4 350 5 289.9 290.4 280.7 298.5 2.93 3 804 -871 2.2 -16.8 23 19.0 -3.8 356 8 293.1 293.3 280.0 297.0 1.27 4 762 -288 -2.1 -12.1 46 10.0 -5.5 1 12 293.0 293.3 280.8 299.0 1.98 5 647 1421 -5.5 -33.5 9 28.0 -11.2 16 20 303.1 303.2 283.1 304.3 0.35 6 627 1739 -6.5 -32.5 11 26.0 -11.9 18 22 304.7 304.8 283.8 306.1 0.40 7 600 2181 -7.3 -20.3 35 13.0 -11.1 21 23 307.7 307.9 286.0 311.8 1.27 8 557 2912 -11.1 -18.1 56 7.0 -13.2 27 27 309.8 310.1 287.1 315.2 1.65 9 517 3625 -15.1 -30.1 27 15.0 -18.1 33 30 311.6 311.7 286.6 313.7 0.61 10 480 4316 -19.7 -26.7 54 7.0 -21.2 29 31 312.6 312.8 287.3 315.7 0.90 11 439 5122 -24.3 -35.3 35 11.0 -25.9 15 31 314.9 315.0 287.6 316.4 0.43 12 409 5743 -28.9 -40.9 31 12.0 -30.2 3 31 315.4 315.5 287.5 316.4 0.26 13 340 7285 -40.1 -44.4 63 4.3 -40.4 352 37 317.3 317.3 288.1 318.1 0.22 14 197 11323 -66.1 -74.1 32 8.0 -66.1 340 52 329.5 329.5 291.6 329.5 0.01 15 170 12309 -69.1 -76.1 36 7.0 -69.1 335 50 338.7 338.7 294.0 338.7 0.01 16 131 14027 -64.3 -75.3 21 11.0 -64.4 322 28 373.5 373.5 301.2 373.6 0.01 17 93 16264 -63.7 -81.7 7 18.0 -63.9 307 27 413.1 413.1 306.9 413.2 0.01 18 85 16841 -66.7 -85.7 5 19.0 -66.8 310 26 417.8 417.8 307.4 417.8 0.00 19 65 18550 -63.1 -91.1 1 28.0 -63.4 312 26 459.0 459.0 311.7 459.0 0.00 20 53 19840 -66.1 -94.1 1 28.0 -66.4 303 28 479.7 479.7 313.4 479.7 0.00 21 46 20733 -62.1 -91.1 1 29.0 -62.6 300 31 509.1 509.1 315.6 509.1 0.00 22 33 22817 -65.5 -93.5 1 28.0 -66.0 300 38 550.9 550.9 318.1 550.9 0.00 23 22 25332 -64.1 -92.1 1 28.0 -64.8 285 48 622.8 622.8 321.6 622.8 0.00 24 20 25928 -59.9 -89.9 1 30.0 -61.2 280 50 652.8 652.8 322.8 652.9 0.01 25 18 26587 -64.1 -92.1 1 28.0 -65.0 279 57 659.5 659.5 323.0 659.6 0.00 26 16 27320 -61.5 -90.5 1 29.0 -62.9 278 64 690.6 690.6 324.1 690.7 0.01 27 15 27732 -53.3 -85.3 1 32.0 -56.5 278 68 730.7 730.8 325.4 730.9 0.02 28 13 28656 -55.3 -86.3 1 31.0 -58.3 277 77 754.3 754.4 326.1 754.5 0.02 29 10 30341 -55.5 -86.5 1 31.0 -59.0 270 95 812.5 812.5 327.5 812.6 0.02 30 9.7 30536 -55.5 -86.5 1 31.0 -59.1 819.5 819.5 327.7 819.7 0.02 31 10 30340 -53.9 -84.9 1 31.0 -57.9 275 93 818.4 818.4 327.7 818.6 0.03 TRP 170 12309 -69.1 -76.1 36 7.0 -69.1 335 50 338.7 338.7 294.0 338.7 0.01 WND 10 30341 -55.5 -86.5 1 31.0 -59.0 270 95 812.5 812.5 327.5 812.6 0.02 Sounding variables and indices Freezing level: 894.58 mb = -2057.81 m = -6751.27 ft Freezing level: 864.49 mb = -1675.03 m = -5495.43 ft Freezing level: 782.51 mb = -572.81 m = -1879.27 ft Wetbulb zero: 904.55 mb = -2183.94 m = -7165.08 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 38.47 % Est. max temperature: 12.12 C = 53.81 F Sfc-Lift cond lev (LCL): 885.36 mb = -1943.27 m = -6375.49 ft T: -0.52 C 700-500 lapse rate: 3.99 C/km ThetaE index: 1.46 C Layer 804.0- 762.0 mb Conv cond level (CCL): 561.62 mb = 2830.89 m = 9287.59 ft Mean mixing ratio: 3.02 g/kg Conv temperature: 27.70 C = 81.85 F Cap Strength: 14.68 C Lifted Index: 14.68 C Risk: None Lifted Index @300 mb: 17.43 C Lifted Index @700 mb: 7.95 C Showalter Index: 13.39 C Risk: None Total Totals Index: 31.68 C Risk: None Vertical Totals Index: 19.67 C Cross Totals Index: 12.01 C K Index: -4.83 Risk: None Sweat Index: 40.47 Risk: None Energy Index: 6.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 82.58 J/kg Max Up Vert Vel: 12.85 m/s Conv Inhibition (B-): 66592.17 J/kg Cap Strength: 14.69 C Lift Cond Lev (LCL): 770.01 mb = -402.00 m = -1318.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 37 at 9 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 ---------------------------------------------------------- 0 905 -2189 295 3 2.7 -1.3 | 234 10 7.9 5.7 1 850 1544 350 5 0.9 -4.9 | 251 6 6.1 2.0 2 700 3096 10 17 -3.0 -16.7 | 347 10 2.3 -9.8 3 500 5700 35 31 -17.8 -25.4 | 34 22 -12.6 -18.4 4 400 7330 360 31 -0.0 -31.0 | 348 25 5.2 -24.0 5 300 9310 345 42 10.9 -40.6 | 334 37 16.1 -33.6 6 250 10490 345 42 10.9 -40.6 | 334 37 16.1 -33.6 7 200 11890 340 52 17.8 -48.9 | 331 48 23.0 -41.9 8 170 12309 335 50 21.1 -45.3 | 325 47 26.4 -38.3 9 150 13620 330 29 14.5 -25.1 | 313 27 19.7 -18.1 10 100 16090 305 27 22.1 -15.5 | 287 29 27.3 -8.5 11 70 18260 315 25 17.7 -17.7 | 295 25 22.9 -10.7 12 50 20320 300 29 25.1 -14.5 | 284 31 30.3 -7.5 13 30 23450 300 40 34.6 -20.0 | 288 42 39.9 -13.0 14 20 25940 280 50 49.2 -8.7 | 272 54 54.5 -1.7 15 10 30340 275 93 92.6 -8.1 | 271 98 97.9 -1.1 Wind Parameters Mean winds (0-6000m): 6.9 at 11.6 knts Storm direction: 36.9 at 8.7 knts Shear (0-3000m) pos: 0.6 neg: 0.0 tot: 0.6 10-3/s Storm rel Dir Shear (0-3000m): 14.5 deg Storm rel helicity (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 0.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.06 Bulk Shear: 13.63 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 ------------------------------------------------------------------------------- 500 312 3 237 9| 0.5 0.0 0.5| 1.1 0.0 1.1 2.2 0.87| 0.5 0.4 1000 313 3 238 9| 0.5 0.0 0.5| 2.1 0.0 2.1 2.1 0.84| 0.5 0.4 1500 316 3 239 9| 0.5 0.0 0.5| 3.0 0.0 3.0 2.0 0.80| 0.5 0.4 2000 318 4 240 9| 0.5 0.0 0.5| 3.9 0.0 3.9 1.9 0.76| 0.5 0.4 2500 321 4 241 9| 0.5 0.0 0.5| 4.6 0.0 4.6 1.8 0.71| 0.6 0.4 3000 325 4 242 8| 0.6 0.0 0.6| 5.2 0.0 5.2 1.7 0.66| 0.6 0.4 4000 340 5 249 7| 0.8 0.0 0.8| 9.2 0.0 9.2 2.3 0.72| 0.8 0.6 5000 358 8 283 6| 1.5 0.0 1.5| 22.7 0.0 22.7 4.5 0.84| 1.5 1.3 6000 7 12 320 6| 1.8 0.0 1.8| 37.5 0.0 37.5 6.2 0.81| 1.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//LY369/skewt/LY369.skewt.20251208.23.gif