UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 21 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 1008 27 14.4 10.5 77 3.9 12.1 150 2 286.9 288.3 284.9 309.0 7.92 1 1000 94 15.2 11.7 80 3.5 13.1 25 3 288.4 289.9 286.2 312.6 8.66 2 972 334 14.6 9.6 72 5.0 11.7 25 5 290.1 291.5 286.1 312.0 7.73 3 940 617 15.4 9.4 67 6.0 11.9 25 7 293.7 295.1 287.6 316.4 7.89 4 925 753 16.0 9.0 63 7.0 11.9 25 8 295.7 297.1 288.2 318.3 7.81 5 888 1101 14.4 9.4 72 5.0 11.4 349 8 297.5 299.0 289.3 321.9 8.36 6 850 1471 11.2 7.2 76 4.0 8.9 310 9 297.9 299.2 288.7 319.9 7.51 7 849 1481 11.2 7.4 77 3.8 9.0 310 9 298.0 299.4 288.8 320.3 7.63 8 778 2204 6.4 0.4 65 6.0 3.4 321 9 300.4 301.3 287.3 315.5 5.06 9 774 2247 8.6 -1.4 49 10.0 3.7 322 9 303.2 304.0 287.7 316.7 4.46 10 766 2333 9.0 -9.0 27 18.0 1.3 323 10 304.5 305.0 286.2 312.4 2.52 11 733 2696 6.6 -15.4 19 22.0 -1.5 329 10 305.7 306.0 285.6 310.8 1.57 12 700 3073 4.4 -17.6 18 22.0 -3.2 335 10 307.4 307.6 286.0 311.8 1.37 13 615 4117 -1.7 -19.7 24 18.0 -7.5 320 14 311.9 312.2 287.5 316.3 1.30 14 599 4326 -3.9 -19.9 28 16.0 -8.9 316 15 311.8 312.0 287.5 316.1 1.32 15 500 5720 -16.7 -24.7 50 8.0 -18.6 295 20 312.7 312.9 287.5 316.2 1.03 16 471 6165 -20.1 -24.3 69 4.2 -21.1 290 22 313.9 314.1 288.0 317.7 1.14 17 400 7350 -29.5 -32.1 78 2.6 -29.9 275 26 316.6 316.8 288.4 318.9 0.65 18 398 7386 -29.7 -32.4 77 2.7 -30.1 275 26 316.8 317.0 288.4 319.1 0.63 19 300 9340 -45.9 -50.7 58 4.8 -46.1 275 35 320.7 320.7 289.1 321.1 0.12 20 284 9704 -46.9 -51.9 57 5.0 -47.1 278 34 324.3 324.3 290.2 324.7 0.11 21 254 10437 -51.3 -57.3 49 6.0 -51.5 285 31 328.3 328.3 291.3 328.6 0.07 22 250 10540 -51.1 -58.1 43 7.0 -51.3 280 34 330.1 330.1 291.8 330.3 0.06 23 235 10942 -51.3 -59.3 38 8.0 -51.5 277 38 335.7 335.7 293.3 335.9 0.05 24 200 11980 -54.7 -63.7 32 9.0 -54.9 270 49 346.1 346.2 295.8 346.3 0.04 25 175 12838 -54.9 254 46 359.3 26 150 13830 -53.7 235 43 377.5 27 133 14600 -55.9 244 40 386.8 28 113 15630 -59.7 256 37 398.2 29 100 16390 -62.3 265 34 407.4 30 95 16707 -61.3 260 32 415.3 31 79 17848 -62.3 242 24 435.8 32 70 18590 -64.7 230 19 446.0 33 69 18679 -64.3 225 19 448.7 34 54 20194 -62.9 141 14 484.5 35 50 20670 -63.5 115 13 493.8 36 48 20921 -61.5 111 13 504.4 37 30 23850 -58.5 65 16 585.2 38 23 25529 -57.7 85 15 633.7 39 20 26420 -54.1 95 14 670.6 40 13 29192 -52.7 2 15 763.3 41 12 29712 -49.9 344 15 790.9 42 10 30910 -47.7 305 15 841.5 43 8.4 32074 -42.7 904.1 44 6.6 33708 -40.9 976.3 45 5.9 34470 -41.7 1004.6 TRP 254 10437 -51.3 -57.3 49 6.0 -51.5 285 31 328.3 328.3 291.3 328.6 0.07 WND Sounding variables and indices 1000-500 mb thick: 5626.00 m Freezing level: 638.69 mb = 3825.80 m = 12551.67 ft Wetbulb zero: 750.48 mb = 2501.57 m = 8207.16 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 44.89 % Est. max temperature: 25.33 C = 77.59 F Sfc-Lift cond lev (LCL): 950.73 mb = 520.84 m = 1708.78 ft T: 15.13 C 700-500 lapse rate: 7.97 C/km ThetaE index: 5.94 C Layer 766.0- 700.0 mb Conv cond level (CCL): 785.21 mb = 2127.75 m = 6980.72 ft Mean mixing ratio: 7.98 g/kg Conv temperature: 27.65 C = 81.77 F Cap Strength: 6.64 C Lifted Index: 2.67 C Risk: None Lifted Index @300 mb: 4.47 C Lifted Index @700 mb: 6.26 C Showalter Index: -0.25 C Risk: Thunderstorms probable Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.90 C Cross Totals Index: 23.90 C K Index: 13.10 Risk: None Sweat Index: 180.40 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.00 J/kg Max Up Vert Vel: 8.25 m/s Conv Inhibition (B-): 54809.62 J/kg Cap Strength: 6.58 C Lift Cond Lev (LCL): 882.78 mb = 1151.01 m = 3776.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 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 1008 27 150 2 -1.0 1.7 | 163 11 -3.2 10.4 1 1000 94 25 3 -1.3 -2.7 | 150 7 -3.5 6.0 2 925 753 25 8 -3.4 -7.3 | 104 6 -5.6 1.4 3 850 1471 310 9 6.9 -5.8 | 238 5 4.7 2.9 4 700 3073 335 10 4.2 -9.1 | 281 2 2.0 -0.4 5 500 5720 295 20 18.1 -8.5 | 269 16 15.9 0.2 6 400 7350 275 26 25.9 -2.3 | 255 25 23.7 6.4 7 300 9340 275 35 34.9 -3.1 | 260 33 32.6 5.6 8 254 10437 285 31 29.9 -8.0 | 269 28 27.7 0.7 9 250 10540 280 34 33.5 -5.9 | 265 31 31.3 2.8 10 200 11980 270 49 49.0 -0.0 | 259 48 46.8 8.7 11 150 13830 235 43 35.2 24.7 | 225 47 33.0 33.4 12 100 16390 265 34 33.9 3.0 | 250 34 31.6 11.7 13 70 18590 230 19 14.6 12.2 | 211 24 12.3 20.9 14 50 20670 115 13 -11.8 5.5 | 135 20 -14.0 14.2 15 30 23850 65 16 -14.5 -6.8 | 97 17 -16.7 1.9 16 20 26420 95 14 -13.9 1.2 | 121 19 -16.2 9.9 17 10 30910 305 15 12.3 -8.6 | 269 10 10.1 0.1 Wind Parameters Mean winds (0-6000m): 315.6 at 12.0 knts Storm direction: 345.6 at 9.0 knts Shear (0-3000m) pos: 0.7 neg: 1.9 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 115.1 deg Storm rel helicity (0-3000m) pos: 2.7 neg: -12.9 tot: -10.3 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.01 Bulk Shear: 16.95 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 27 4 139 6| 0.0 7.8 7.8| 0.0 -9.6 -9.6 -19.2 -0.66| 8.0 -5.3 1000 20 6 125 5| 0.0 5.3 5.3| 0.0 -12.7 -12.6 -12.6 -0.53| 6.9 -3.7 1500 360 7 128 3| 0.0 3.8 3.8| 0.5 -12.9 -12.5 -8.3 -0.23| 7.1 -1.6 2000 345 7 171 2| 0.3 2.8 3.1| 1.4 -12.9 -11.6 -5.8 -0.18| 5.7 -1.0 2500 338 8 207 2| 0.5 2.3 2.8| 2.1 -12.9 -10.9 -4.3 -0.14| 4.8 -0.7 3000 337 8 223 2| 0.7 1.9 2.6| 2.7 -12.9 -10.3 -3.4 -0.10| 4.2 -0.4 4000 333 9 252 2| 0.5 2.0 2.5| 3.0 -13.2 -10.3 -2.6 -0.08| 3.8 -0.3 5000 325 10 268 4| 0.4 2.0 2.4| 3.0 -17.1 -14.1 -2.8 -0.11| 3.6 -0.4 6000 316 12 269 6| 0.3 2.1 2.4| 3.0 -27.2 -24.2 -4.0 -0.15| 3.5 -0.5 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250421.00.gif