UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 1 MAY 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 26 13.0 9.5 79 3.5 11.0 285 4 285.8 287.1 284.0 306.5 7.43 1 1000 59 12.2 8.0 75 4.2 9.9 330 4 285.4 286.5 283.1 304.1 6.74 2 925 715 7.6 6.4 92 1.2 6.9 40 20 287.1 288.2 283.5 305.4 6.52 3 917 786 8.2 6.5 89 1.7 7.3 45 21 288.4 289.6 284.2 307.1 6.63 4 901 931 7.8 5.1 83 2.7 6.4 54 22 289.5 290.5 284.1 306.9 6.12 5 896 977 9.4 5.6 77 3.8 7.3 57 23 291.6 292.7 285.2 309.8 6.37 6 884 1088 11.6 7.2 74 4.4 9.1 64 24 295.0 296.3 287.4 315.9 7.22 7 878 1145 11.8 7.2 73 4.6 9.2 68 25 295.8 297.1 287.7 316.9 7.27 8 850 1414 10.2 6.2 76 4.0 7.9 85 28 296.8 298.1 287.9 317.3 7.01 9 831 1602 8.2 5.5 83 2.7 6.7 81 27 296.6 297.9 287.6 316.6 6.83 10 700 3002 0.2 -2.1 84 2.3 -0.9 50 23 302.7 303.6 287.7 316.9 4.68 11 663 3435 -3.1 -3.1 100 0.0 -3.1 52 23 303.7 304.6 288.0 317.7 4.59 12 570 4616 -10.1 -10.1 100 0.0 -10.1 56 23 308.9 309.5 288.3 318.8 3.11 13 545 4960 -13.3 -13.3 100 0.0 -13.3 57 23 309.1 309.6 287.8 317.1 2.52 14 500 5610 -18.5 -18.5 100 0.0 -18.5 60 23 310.5 310.8 287.5 316.3 1.78 15 493 5715 -20.1 -20.1 100 0.0 -20.1 61 23 309.8 310.1 287.1 314.9 1.57 16 488 5791 -21.1 -21.8 94 0.7 -21.2 62 23 309.5 309.7 286.7 314.0 1.37 17 479 5929 -21.5 -21.8 97 0.3 -21.6 63 23 310.6 310.9 287.2 315.2 1.39 18 444 6487 -25.7 -27.7 83 2.0 -26.1 68 22 312.1 312.3 287.1 315.1 0.88 19 413 7011 -28.9 -30.5 86 1.6 -29.2 73 22 314.5 314.7 287.8 317.1 0.73 20 400 7240 -30.7 -32.6 83 1.9 -31.0 75 22 315.1 315.2 287.8 317.2 0.62 21 366 7864 -36.3 -39.1 75 2.8 -36.5 78 27 315.7 315.8 287.8 317.0 0.35 22 300 9210 -48.5 -51.8 68 3.3 -48.6 85 38 317.0 317.0 287.9 317.4 0.11 23 282 9615 -52.3 -56.1 63 3.8 -52.4 100 28 317.2 317.2 287.9 317.5 0.07 24 255 10263 -55.3 -60.3 54 5.0 -55.4 100 19 322.0 322.0 289.4 322.2 0.04 25 250 10390 -55.7 -60.7 54 5.0 -55.8 100 17 323.3 323.3 289.8 323.4 0.04 26 200 11810 -55.7 130 9 344.6 27 182 12416 -53.7 156 11 357.2 28 150 13660 -54.7 210 16 375.8 29 123 14927 -54.3 230 19 398.5 30 121 15032 -54.5 231 19 400.0 31 100 16240 -57.9 250 22 415.9 32 90 16906 -57.1 251 22 430.2 33 70 18490 -58.7 255 21 458.8 34 60 19459 -57.1 205 15 483.1 35 50 20600 -60.9 145 8 500.0 36 47 20986 -59.7 511.8 37 31 23597 -58.1 580.8 TRP 282 9615 -52.3 -56.1 63 3.8 -52.4 100 28 317.2 317.2 287.9 317.5 0.07 WND Sounding variables and indices 1000-500 mb thick: 5551.00 m Freezing level: 697.76 mb = 3028.23 m = 9935.00 ft Wetbulb zero: 715.78 mb = 2820.02 m = 9251.94 ft Precipitable water: 1.10 inches Sfc-500 mean rel hum: 90.28 % Est. max temperature: 23.86 C = 74.96 F Sfc-Lift cond lev (LCL): 952.47 mb = 468.74 m = 1537.83 ft T: 9.33 C 700-500 lapse rate: 7.17 C/km ThetaE index: 2.40 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 753.73 mb = 2398.42 m = 7868.74 ft Mean mixing ratio: 6.61 g/kg Conv temperature: 27.30 C = 81.15 F Cap Strength: 7.63 C Lifted Index: 6.91 C Risk: None Lifted Index @300 mb: 8.49 C Lifted Index @700 mb: 6.74 C Showalter Index: -0.59 C Risk: Thunderstorms probable Total Totals Index: 53.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 24.70 C K Index: 32.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 241.40 Risk: None Energy Index: -0.24 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.77 J/kg Max Up Vert Vel: 4.85 m/s Conv Inhibition (B-): 34160.70 J/kg Cap Strength: 7.54 C Lift Cond Lev (LCL): 916.45 mb = 791.22 m = 2595.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 90 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 1004 26 285 4 3.9 -1.0 | 273 21 20.7 -0.9 1 1000 59 330 4 2.0 -3.5 | 280 19 18.9 -3.4 2 925 715 40 20 -12.9 -15.3 | 345 16 4.0 -15.2 3 850 1414 85 28 -27.9 -2.4 | 78 11 -11.0 -2.3 4 700 3002 50 23 -17.6 -14.8 | 3 15 -0.7 -14.7 5 500 5610 60 23 -19.9 -11.5 | 15 12 -3.0 -11.4 6 400 7240 75 22 -21.3 -5.7 | 38 7 -4.4 -5.6 7 300 9210 85 38 -37.9 -3.3 | 81 21 -21.0 -3.2 8 282 9615 100 28 -27.6 4.9 | 115 12 -10.7 5.0 9 250 10390 100 17 -16.7 3.0 | 183 3 0.1 3.1 10 200 11810 130 9 -6.9 5.8 | 239 12 10.0 5.9 11 150 13660 210 16 8.0 13.9 | 241 29 24.9 14.0 12 100 16240 250 22 20.7 7.5 | 259 38 37.6 7.6 13 70 18490 255 21 20.3 5.4 | 262 38 37.2 5.5 14 50 20600 145 8 -4.6 6.6 | 242 14 12.3 6.7 Wind Parameters Mean winds (0-6000m): 59.7 at 22.5 knts Storm direction: 89.7 at 16.9 knts Shear (0-3000m) pos: 5.4 neg: 2.5 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 90.4 deg Storm rel helicity (0-3000m) pos: 182.0 neg: -49.5 tot: 132.5 m^2/s^2 ave: 44.2 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 43.60 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 9 9 300 18| 16.7 0.0 16.7| 87.3 0.0 87.3 174.5 0.98| 17.6 17.2 1000 40 15 326 14| 13.6 0.0 13.6|147.6 0.0 147.6 147.6 0.95| 17.1 16.2 1500 58 19 354 10| 10.8 0.0 10.8|182.0 -3.3 178.8 119.2 0.91| 15.9 14.5 2000 65 21 12 9| 8.1 1.4 9.5|182.0 -19.0 163.0 81.5 0.71| 13.3 9.5 2500 66 22 17 9| 6.5 2.1 8.6|182.0 -34.5 147.5 59.0 0.56| 11.7 6.6 3000 64 22 17 10| 5.4 2.5 7.9|182.0 -49.5 132.5 44.2 0.45| 10.5 4.8 4000 61 22 13 11| 4.1 1.9 6.1|185.9 -49.5 136.4 34.1 0.46| 8.1 3.7 5000 60 22 12 11| 3.4 1.5 4.9|189.6 -49.5 140.1 28.0 0.46| 6.6 3.1 6000 60 23 13 12| 2.9 1.3 4.2|194.3 -49.5 144.8 24.1 0.47| 5.7 2.7 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250501.00.gif