UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 25 APR 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 1004 25 14.0 11.4 84 2.6 12.5 160 4 286.8 288.3 285.5 310.4 8.45 1 1000 59 15.0 10.5 74 4.5 12.4 55 4 288.1 289.6 285.5 310.6 7.99 2 987 170 15.0 10.0 72 5.0 12.1 42 5 289.2 290.6 285.8 311.3 7.83 3 925 718 11.6 7.4 75 4.2 9.3 335 7 291.2 292.4 285.7 311.1 6.99 4 853 1392 8.8 3.8 71 5.0 6.2 9 18 295.1 296.1 286.1 312.3 5.90 5 850 1421 8.6 3.6 71 5.0 5.9 10 18 295.2 296.2 286.1 312.2 5.83 6 844 1480 8.4 1.4 61 7.0 4.9 7 18 295.5 296.4 285.4 310.3 5.02 7 796 1962 5.6 -3.4 52 9.0 1.5 343 16 297.5 298.2 284.8 308.7 3.73 8 788 2044 4.8 -1.2 65 6.0 2.0 339 15 297.6 298.4 285.6 310.8 4.44 9 728 2689 2.4 -2.6 70 5.0 0.0 306 12 301.7 302.5 287.1 314.9 4.34 10 700 3005 0.4 -8.6 51 9.0 -3.3 290 11 302.9 303.5 285.9 311.8 2.85 11 691 3109 -0.9 -7.9 59 7.0 -3.8 290 11 302.6 303.2 286.1 312.0 3.05 12 690 3120 -0.9 -6.9 64 6.0 -3.4 290 11 302.7 303.3 286.4 312.9 3.30 13 554 4829 -14.3 -20.3 60 6.0 -15.9 290 10 306.5 306.7 285.7 310.9 1.37 14 500 5600 -19.5 -25.5 59 6.0 -20.8 290 10 309.3 309.4 286.2 312.5 0.96 15 432 6671 -28.1 -34.1 56 6.0 -28.9 28 9 311.5 311.6 286.5 313.3 0.49 16 407 7097 -31.3 -35.1 69 3.8 -31.7 68 8 312.8 312.8 286.9 314.4 0.47 17 400 7220 -32.5 -36.4 68 3.9 -32.9 80 8 312.7 312.8 286.8 314.2 0.42 18 306 9050 -48.5 -54.5 50 6.0 -48.7 15 13 315.2 315.2 287.2 315.5 0.08 19 300 9180 -49.5 -55.5 49 6.0 -49.7 10 13 315.6 315.6 287.3 315.8 0.07 20 280 9626 -53.5 -59.5 48 6.0 -53.6 15 17 316.1 316.1 287.5 316.3 0.04 21 262 10050 -54.9 -60.9 47 6.0 -55.0 316 22 320.1 320.1 288.8 320.3 0.04 22 250 10350 -52.1 -60.1 38 8.0 -52.3 275 25 328.6 328.6 291.4 328.8 0.05 23 214 11360 -51.9 278 28 343.9 24 200 11800 -51.9 280 30 350.6 25 181 12446 -50.7 277 29 362.7 26 150 13660 -52.9 270 28 378.9 27 144 13923 -53.5 271 27 382.3 28 131 14534 -52.9 272 26 393.9 29 100 16270 -54.7 275 23 422.0 30 84 17380 -56.9 273 14 439.1 31 70 18530 -58.5 270 5 459.2 32 69 18620 -58.3 268 6 461.6 33 51 20516 -59.5 232 16 500.4 34 50 20640 -58.3 230 17 506.1 35 38 22356 -60.9 305 11 540.8 36 30 23840 -56.7 10 6 590.1 37 26 24741 -57.7 351 7 611.9 38 20 26400 -55.5 315 9 666.3 39 11 30264 -49.1 272 14 813.8 40 10 30890 -48.3 265 15 839.3 41 8.6 31888 -46.1 884.8 TRP 280 9626 -53.5 -59.5 48 6.0 -53.6 15 17 316.1 316.1 287.5 316.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5541.00 m Freezing level: 697.23 mb = 3036.87 m = 9963.35 ft Wetbulb zero: 727.59 mb = 2693.20 m = 8835.85 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 64.32 % Est. max temperature: 22.20 C = 71.96 F Sfc-Lift cond lev (LCL): 965.63 mb = 354.98 m = 1164.63 ft T: 13.85 C 700-500 lapse rate: 7.67 C/km ThetaE index: 3.53 C Layer 850.0- 788.0 mb Conv cond level (CCL): 805.00 mb = 1869.25 m = 6132.65 ft Mean mixing ratio: 7.38 g/kg Conv temperature: 24.35 C = 75.84 F Cap Strength: 4.02 C Lifted Index: 2.04 C Risk: None Lifted Index @300 mb: 3.39 C Lifted Index @700 mb: 3.95 C Showalter Index: 1.46 C Risk: Showers probable Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 23.10 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 133.20 Risk: None Energy Index: 0.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.94 J/kg Max Up Vert Vel: 4.46 m/s Conv Inhibition (B-): 62450.20 J/kg Cap Strength: 4.01 C Lift Cond Lev (LCL): 890.41 mb = 1034.89 m = 3395.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 349 at 8 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 1004 25 160 4 -1.4 3.8 | 166 12 -3.0 12.0 1 1000 59 55 4 -3.3 -2.3 | 140 8 -4.9 5.9 2 925 718 335 7 3.0 -6.3 | 215 2 1.3 1.9 3 850 1421 10 18 -3.1 -17.7 | 27 11 -4.8 -9.5 4 700 3005 290 11 10.3 -3.8 | 243 10 8.7 4.4 5 500 5600 290 10 9.4 -3.4 | 238 9 7.7 4.8 6 400 7220 80 8 -7.9 -1.4 | 126 12 -9.5 6.8 7 300 9180 10 13 -2.3 -12.8 | 40 6 -3.9 -4.6 8 280 9626 15 17 -4.4 -16.4 | 36 10 -6.1 -8.2 9 250 10350 275 25 24.9 -2.2 | 255 24 23.2 6.0 10 200 11800 280 30 29.5 -5.2 | 264 28 27.9 3.0 11 150 13660 270 28 28.0 -0.0 | 253 28 26.3 8.2 12 100 16270 275 23 22.9 -2.0 | 254 22 21.3 6.2 13 70 18530 270 5 5.0 -0.0 | 202 9 3.3 8.2 14 50 20640 230 17 13.0 10.9 | 211 22 11.4 19.1 15 30 23840 10 6 -1.0 -5.9 | 130 4 -2.7 2.3 16 20 26400 315 9 6.4 -6.4 | 249 5 4.7 1.8 17 10 30890 265 15 14.9 1.3 | 234 16 13.3 9.5 Wind Parameters Mean winds (0-6000m): 318.6 at 11.2 knts Storm direction: 348.6 at 8.4 knts Shear (0-3000m) pos: 1.2 neg: 2.6 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 77.1 deg Storm rel helicity (0-3000m) pos: 10.3 neg: -55.4 tot: -45.2 m^2/s^2 ave: -15.1 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.75 Bulk Shear: 13.28 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 23 5 135 5| 0.0 10.3 10.3| 0.6 -11.9 -11.3 -22.5 -0.39| 12.2 -4.8 1000 354 7 148 2| 0.0 8.1 8.1| 3.8 -11.9 -8.1 -8.1 0.12| 10.4 1.2 1500 2 10 55 2| 2.3 5.4 7.7| 10.3 -15.6 -5.4 -3.6 0.15| 10.3 1.6 2000 359 11 25 3| 1.7 4.1 5.8| 10.3 -30.9 -20.7 -10.3 -0.07| 9.6 -0.6 2500 353 12 3 4| 1.4 3.3 4.7| 10.3 -43.5 -33.3 -13.3 -0.21| 9.1 -1.9 3000 349 12 349 4| 1.2 2.6 3.8| 10.3 -55.4 -45.2 -15.1 -0.29| 8.5 -2.4 4000 334 12 304 4| 0.9 1.9 2.8| 10.3 -56.2 -45.9 -11.5 -0.29| 6.4 -1.9 5000 324 11 281 5| 0.7 1.5 2.2| 10.3 -56.9 -46.6 -9.3 -0.29| 5.2 -1.5 6000 319 11 272 6| 1.1 1.2 2.4| 15.4 -57.3 -41.9 -7.0 -0.21| 4.9 -1.0 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250425.00.gif