UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 28 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 1014 23 15.0 10.0 72 5.0 12.1 40 6 287.0 288.3 284.7 308.3 7.61 1 1000 140 14.2 7.2 63 7.0 10.4 60 9 287.4 288.5 283.5 305.3 6.37 2 925 800 10.8 7.2 78 3.6 8.8 55 18 290.4 291.6 285.3 310.0 6.90 3 920 845 10.8 7.0 77 3.8 8.7 58 18 290.8 292.0 285.4 310.3 6.84 4 894 1083 10.4 7.7 83 2.7 8.9 71 18 292.8 294.1 286.7 314.0 7.39 5 850 1501 9.6 4.6 71 5.0 6.9 95 18 296.2 297.3 286.9 314.5 6.26 6 847 1530 9.2 4.3 71 4.9 6.6 95 18 296.1 297.2 286.8 314.1 6.15 7 700 3081 -2.1 -3.6 89 1.5 -2.8 90 27 300.2 300.9 286.3 312.8 4.19 8 682 3288 -2.9 -4.1 91 1.2 -3.4 90 27 301.5 302.3 286.8 314.1 4.14 9 553 4914 -14.1 -16.8 80 2.7 -14.9 90 23 306.9 307.2 286.4 312.8 1.86 10 500 5670 -19.9 -22.1 83 2.2 -20.4 90 21 308.8 309.0 286.4 313.1 1.30 11 461 6269 -24.5 -26.9 80 2.4 -24.9 130 22 310.3 310.5 286.5 313.4 0.92 12 400 7290 -32.7 -37.7 61 5.0 -33.2 200 23 312.5 312.6 286.6 313.8 0.37 13 395 7378 -32.9 -37.9 61 5.0 -33.4 201 23 313.4 313.4 287.0 314.7 0.37 14 391 7450 -33.1 -39.1 55 6.0 -33.7 202 24 314.0 314.1 287.2 315.2 0.33 15 337 8478 -40.5 -45.5 59 5.0 -40.8 212 30 317.5 317.6 288.2 318.3 0.19 16 300 9260 -46.5 -53.5 45 7.0 -46.7 220 34 319.8 319.8 288.8 320.2 0.09 17 250 10450 -54.3 -61.3 42 7.0 -54.4 235 28 325.3 325.3 290.4 325.5 0.04 18 249 10476 -54.3 -61.3 42 7.0 -54.4 235 28 325.7 325.7 290.5 325.9 0.04 19 231 10957 -55.5 -63.5 36 8.0 -55.6 232 27 331.0 331.0 292.0 331.1 0.03 20 200 11880 -54.7 -62.7 37 8.0 -54.9 225 26 346.1 346.2 295.8 346.3 0.04 21 150 13720 -54.5 215 24 376.2 22 115 15411 -56.5 231 25 402.2 23 100 16290 -59.5 240 25 412.8 24 76 18007 -59.9 194 17 445.6 25 75 18089 -60.5 192 16 446.1 26 70 18520 -59.9 180 14 456.2 27 50 20630 -57.9 185 12 507.0 28 37 22531 -57.1 244 11 554.7 29 30 23860 -56.5 285 10 590.6 30 29 24075 -57.3 280 11 594.2 31 20 26450 -52.5 220 20 675.5 32 17 27499 -53.1 705.7 33 15 28309 -51.1 738.1 TRP 249 10476 -54.3 -61.3 42 7.0 -54.4 235 28 325.7 325.7 290.5 325.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5530.00 m Freezing level: 727.32 mb = 2792.83 m = 9162.72 ft Wetbulb zero: 743.79 mb = 2587.40 m = 8488.76 ft Precipitable water: 1.02 inches Sfc-500 mean rel hum: 80.82 % Est. max temperature: 23.12 C = 73.61 F Sfc-Lift cond lev (LCL): 940.77 mb = 656.86 m = 2155.01 ft T: 11.54 C 700-500 lapse rate: 6.88 C/km ThetaE index: 3.00 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 780.53 mb = 2195.16 m = 7201.87 ft Mean mixing ratio: 6.71 g/kg Conv temperature: 25.92 C = 78.66 F Cap Strength: 5.42 C Lifted Index: 3.75 C Risk: None Lifted Index @300 mb: 8.68 C Lifted Index @700 mb: 3.10 C Showalter Index: -0.35 C Risk: Thunderstorms probable Total Totals Index: 54.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 24.50 C K Index: 32.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 212.20 Risk: None Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.15 J/kg Max Up Vert Vel: 3.78 m/s Conv Inhibition (B-): 46939.99 J/kg Cap Strength: 5.42 C Lift Cond Lev (LCL): 890.16 mb = 1118.57 m = 3669.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 at 16 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 1014 23 40 6 -3.9 -4.6 | 319 16 10.4 -12.0 1 1000 140 60 9 -7.8 -4.5 | 332 14 6.4 -11.9 2 925 800 55 18 -14.7 -10.3 | 2 18 -0.5 -17.7 3 850 1501 95 18 -17.9 1.6 | 32 7 -3.7 -5.9 4 700 3081 90 27 -27.0 0.0 | 60 15 -12.8 -7.4 5 500 5670 90 21 -21.0 0.0 | 42 10 -6.8 -7.4 6 400 7290 200 23 7.9 21.6 | 237 26 22.1 14.2 7 300 9260 220 34 21.9 26.0 | 243 41 36.1 18.6 8 250 10450 235 28 22.9 16.1 | 257 38 37.1 8.6 9 249 10476 235 28 22.9 16.1 | 257 38 37.1 8.6 10 200 11880 225 26 18.4 18.4 | 251 34 32.6 11.0 11 150 13720 215 24 13.8 19.7 | 246 31 28.0 12.2 12 100 16290 240 25 21.7 12.5 | 262 36 35.9 5.1 13 70 18520 180 14 0.0 14.0 | 245 16 14.2 6.6 14 50 20630 185 12 1.0 12.0 | 253 16 15.3 4.5 15 30 23860 285 10 9.7 -2.6 | 293 26 23.9 -10.0 16 20 26450 220 20 12.9 15.3 | 254 28 27.1 7.9 Wind Parameters Mean winds (0-6000m): 87.6 at 21.4 knts Storm direction: 117.6 at 16.0 knts Shear (0-3000m) pos: 2.7 neg: 1.5 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 100.3 deg Storm rel helicity (0-3000m) pos: 76.5 neg: 0.0 tot: 76.5 m^2/s^2 ave: 25.5 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.30 Bulk Shear: 23.54 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 57 11 338 14| 8.9 0.0 8.9| 31.0 0.0 31.0 62.0 0.90| 9.3 8.4 1000 58 14 350 15| 6.7 0.0 6.7| 53.2 0.0 53.2 53.2 0.81| 8.5 6.8 1500 67 15 359 13| 5.3 0.0 5.3| 65.2 0.0 65.2 43.4 0.70| 8.6 6.0 2000 75 16 7 12| 4.0 0.7 4.7| 69.3 0.0 69.3 34.6 0.70| 7.2 5.0 2500 80 18 16 11| 3.2 1.2 4.4| 73.1 0.0 73.1 29.2 0.68| 6.4 4.3 3000 82 19 24 11| 2.7 1.5 4.2| 76.5 0.0 76.5 25.5 0.65| 5.8 3.7 4000 85 21 34 11| 2.0 0.9 2.9| 76.6 -4.1 72.6 18.1 0.58| 4.6 2.7 5000 86 21 38 11| 1.6 0.5 2.1| 76.6 -8.6 68.0 13.6 0.50| 4.0 2.0 6000 88 21 41 11| 1.7 0.3 2.0| 90.7 -11.4 79.3 13.2 0.53| 4.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250428.00.gif