UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 17 OCT 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 1016 24 15.4 10.4 72 5.0 12.5 175 2 287.2 288.6 284.9 309.1 7.81 1 1000 158 15.0 10.0 72 5.0 12.1 40 5 288.1 289.5 285.2 309.9 7.72 2 980 330 13.4 8.4 72 5.0 10.6 44 6 288.2 289.5 284.6 308.1 7.07 3 948 611 14.4 8.4 67 6.0 11.0 50 8 292.0 293.3 286.4 312.9 7.31 4 925 820 14.0 9.0 72 5.0 11.1 55 9 293.6 295.0 287.5 316.1 7.81 5 883 1211 12.6 6.6 67 6.0 9.2 146 11 296.1 297.4 287.5 316.3 6.93 6 862 1413 12.6 2.6 50 10.0 7.3 193 12 298.1 299.1 286.8 314.0 5.35 7 850 1530 11.6 1.6 50 10.0 6.4 220 12 298.3 299.2 286.5 313.3 5.05 8 811 1922 10.2 1.2 54 9.0 5.5 226 12 300.8 301.8 287.5 316.3 5.15 9 794 2099 8.8 0.8 57 8.0 4.7 229 12 301.2 302.1 287.6 316.5 5.11 10 748 2591 5.6 -3.4 52 9.0 1.4 236 13 302.9 303.6 287.1 315.0 3.98 11 714 2970 3.4 -7.6 44 11.0 -1.3 242 13 304.5 305.1 286.7 313.9 3.02 12 700 3131 2.2 -5.8 55 8.0 -1.4 245 13 304.9 305.6 287.4 315.9 3.54 13 683 3330 2.0 -11.0 37 13.0 -3.1 245 14 306.8 307.3 286.9 314.5 2.42 14 677 3402 2.0 -10.0 41 12.0 -2.9 245 14 307.6 308.1 287.4 316.0 2.64 15 634 3929 -1.7 -9.7 54 8.0 -5.0 246 17 309.2 309.8 288.2 318.4 2.89 16 603 4328 -4.1 -12.1 54 8.0 -7.1 247 19 310.9 311.4 288.4 319.0 2.51 17 512 5599 -13.3 -18.3 66 5.0 -14.8 250 25 314.7 315.0 288.9 320.5 1.77 18 500 5780 -14.9 -19.9 66 5.0 -16.3 250 26 314.9 315.2 288.8 320.1 1.58 19 439 6756 -19.7 -24.7 64 5.0 -20.9 253 25 320.7 321.0 290.2 324.8 1.18 20 408 7296 -23.5 -33.5 39 10.0 -25.2 255 25 322.6 322.7 290.2 324.6 0.55 21 400 7440 -24.9 -33.9 43 9.0 -26.3 255 25 322.6 322.7 290.2 324.6 0.54 22 399 7458 -24.9 -32.9 47 8.0 -26.2 255 25 322.9 323.0 290.3 325.0 0.60 23 346 8476 -33.7 -38.3 63 4.6 -34.2 258 30 324.4 324.4 290.5 325.9 0.40 24 322 8976 -37.7 -41.4 68 3.7 -38.0 259 33 325.6 325.6 290.8 326.8 0.32 25 300 9460 -41.9 -46.7 59 4.8 -42.2 260 35 326.3 326.3 290.9 327.0 0.19 26 250 10660 -51.7 -57.7 49 6.0 -51.9 260 41 329.2 329.2 291.6 329.5 0.06 27 222 11429 -55.5 -62.5 41 7.0 -55.6 260 42 334.7 334.7 293.0 334.9 0.04 28 200 12090 -61.3 260 42 335.7 29 194 12278 -62.7 260 47 336.4 30 178 12805 -63.7 258 50 343.1 31 150 13860 -60.1 255 56 366.5 32 145 14072 -60.5 255 55 369.4 33 106 16019 -61.9 259 48 401.4 34 100 16380 -61.7 260 47 408.5 35 83 17533 -62.7 250 40 428.8 36 71 18501 -60.7 241 34 452.7 37 70 18590 -59.1 240 33 457.9 38 54 20211 -59.5 248 37 492.3 39 50 20690 -60.3 250 38 501.4 40 44 21486 -58.1 247 37 525.4 41 30 23900 -55.9 240 35 592.2 42 27 24567 -57.5 245 35 605.9 43 21 26167 -53.7 258 35 662.5 44 20 26480 -53.9 260 35 671.2 45 16 27923 -50.7 725.9 46 12 29807 -48.5 795.9 47 11 30380 -48.1 817.4 TRP 194 12278 -62.7 260 47 336.4 WND Sounding variables and indices 1000-500 mb thick: 5622.00 m Freezing level: 653.76 mb = 3686.68 m = 12095.27 ft Wetbulb zero: 730.75 mb = 2781.04 m = 9124.02 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 57.42 % Est. max temperature: 25.96 C = 78.72 F Sfc-Lift cond lev (LCL): 942.71 mb = 658.93 m = 2161.83 ft T: 14.31 C 700-500 lapse rate: 6.46 C/km ThetaE index: 2.99 C Layer 862.0- 811.0 mb Conv cond level (CCL): 739.63 mb = 2682.41 m = 8800.44 ft Mean mixing ratio: 7.45 g/kg Conv temperature: 31.51 C = 88.72 F Cap Strength: 7.02 C Lifted Index: 6.47 C Risk: None Lifted Index @300 mb: 10.76 C Lifted Index @700 mb: 5.58 C Showalter Index: 5.35 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 16.50 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 69.20 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.37 J/kg Max Up Vert Vel: 7.40 m/s Conv Inhibition (B-): 60914.70 J/kg Cap Strength: 6.99 C Lift Cond Lev (LCL): 891.04 mb = 1134.56 m = 3722.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 11 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 1016 24 175 2 -0.2 2.0 | 104 12 -11.6 2.9 1 1000 158 40 5 -3.2 -3.8 | 79 15 -14.6 -2.9 2 925 820 55 9 -7.4 -5.2 | 77 19 -18.8 -4.2 3 850 1530 220 12 7.7 9.2 | 160 11 -3.7 10.1 4 700 3131 245 13 11.8 5.5 | 184 6 0.4 6.4 5 500 5780 250 26 24.4 8.9 | 233 16 13.1 9.8 6 400 7440 255 25 24.1 6.5 | 240 15 12.8 7.4 7 300 9460 260 35 34.5 6.1 | 253 24 23.1 7.0 8 250 10660 260 41 40.4 7.1 | 254 30 29.0 8.1 9 200 12090 260 42 41.4 7.3 | 255 31 30.0 8.2 10 194 12278 260 47 46.3 8.2 | 255 36 34.9 9.1 11 150 13860 255 56 54.1 14.5 | 250 45 42.7 15.4 12 100 16380 260 47 46.3 8.2 | 255 36 34.9 9.1 13 70 18590 240 33 28.6 16.5 | 225 24 17.2 17.4 14 50 20690 250 38 35.7 13.0 | 240 28 24.3 13.9 15 30 23900 240 35 30.3 17.5 | 226 26 18.9 18.4 16 20 26480 260 35 34.5 6.1 | 253 24 23.1 7.0 Wind Parameters Mean winds (0-6000m): 244.7 at 15.2 knts Storm direction: 274.7 at 11.4 knts Shear (0-3000m) pos: 3.4 neg: 1.5 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 77.2 deg Storm rel helicity (0-3000m) pos: 137.3 neg: -26.1 tot: 111.2 m^2/s^2 ave: 37.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 3.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.50 Bulk Shear: 55.19 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 47 5 80 16| 0.0 8.8 8.8| 0.0 -26.0 -26.0 -52.0 -0.69| 10.2 -7.1 1000 58 7 81 18| 4.2 4.4 8.6| 40.8 -26.1 14.7 14.7 0.04| 10.1 0.4 1500 67 8 83 19| 6.6 2.9 9.5|129.3 -26.1 103.2 68.8 0.46| 14.4 6.6 2000 189 9 135 14| 5.0 2.2 7.2|132.6 -26.1 106.6 53.3 0.47| 11.3 5.3 2500 220 10 149 10| 4.1 1.8 5.8|135.1 -26.1 109.1 43.6 0.48| 9.4 4.5 3000 229 10 155 9| 3.4 1.5 4.9|137.3 -26.1 111.2 37.1 0.48| 8.1 3.9 4000 237 12 167 7| 3.1 1.1 4.2|144.7 -26.1 118.7 29.7 0.51| 6.7 3.4 5000 242 13 182 7| 3.0 0.9 3.9|153.2 -26.1 127.1 25.4 0.52| 5.9 3.0 6000 245 15 198 8| 2.8 0.7 3.5|161.4 -26.1 135.3 22.6 0.52| 5.2 2.7 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251017.00.gif