UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025080812.upa.cvt Date: 1200Z 8 AUG 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 8 AUG 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 1006 26 37.2 19.2 35 18.0 24.2 10 9 309.8 312.5 297.2 352.6 14.05 1 1000 80 36.0 17.0 33 19.0 22.7 40 11 309.1 311.5 295.8 346.5 12.28 2 979 276 34.6 17.6 37 17.0 22.6 40 12 309.6 312.1 296.5 349.3 13.04 3 925 794 29.4 14.4 40 15.0 19.2 40 13 309.4 311.5 295.1 343.5 11.22 4 850 1532 22.8 12.8 53 10.0 16.1 40 16 310.0 312.1 295.2 343.6 10.99 5 811 1940 20.0 11.0 56 9.0 14.1 65 16 311.3 313.2 295.0 342.6 10.22 6 804 2014 20.8 7.8 43 13.0 12.7 70 15 312.9 314.5 294.0 338.6 8.29 7 791 2156 20.4 5.4 37 15.0 11.3 79 15 313.9 315.3 293.4 336.2 7.13 8 700 3196 11.6 1.6 50 10.0 6.0 145 14 315.3 316.5 293.0 334.8 6.15 9 698 3220 11.2 2.2 54 9.0 6.1 147 14 315.1 316.4 293.2 335.4 6.44 10 623 4156 3.6 -1.4 70 5.0 1.0 207 13 316.9 317.9 292.9 334.5 5.55 11 569 4884 -2.7 -10.7 54 8.0 -6.0 256 13 317.8 318.4 291.0 327.5 2.97 12 559 5025 -3.3 -21.3 23 18.0 -9.0 265 13 318.7 318.9 289.6 323.0 1.25 13 549 5167 -4.7 -19.7 30 15.0 -9.6 275 13 318.7 319.0 289.9 323.6 1.46 14 518 5624 -5.9 -30.9 12 25.0 -12.1 306 12 322.6 322.7 290.2 324.6 0.56 15 501 5884 -8.1 -35.1 9 27.0 -13.9 324 12 323.0 323.1 290.1 324.4 0.39 16 500 5900 -8.3 -34.3 10 26.0 -14.0 325 12 322.9 323.0 290.1 324.5 0.42 17 469 6395 -9.7 -50.7 2 41.0 -15.8 309 16 327.1 327.2 291.0 327.5 0.08 18 400 7600 -18.7 -56.7 2 38.0 -22.7 270 27 330.7 330.7 291.9 330.9 0.04 19 354 8502 -25.7 -55.7 4 30.0 -28.3 266 38 333.0 333.0 292.6 333.3 0.06 20 325 9119 -29.9 -58.9 4 29.0 -31.9 263 46 335.5 335.5 293.2 335.6 0.04 21 300 9690 -30.9 260 53 341.8 22 250 10970 -35.7 265 58 353.0 23 245 11110 -36.5 265 58 353.8 24 200 12490 -45.3 265 57 361.0 25 186 12972 -48.5 265 68 363.4 26 150 14360 -58.1 255 52 370.0 27 132 15159 -60.9 258 46 378.8 28 119 15797 -65.1 260 41 382.4 29 108 16386 -66.1 254 31 391.3 30 100 16850 -68.3 250 23 395.8 31 87 17682 -68.1 223 19 412.2 32 73 18729 -69.3 188 14 430.9 33 70 18980 -67.9 180 13 439.1 34 60 19911 -66.3 153 21 462.5 35 50 21030 -61.3 120 31 499.0 36 49 21156 -60.3 120 30 504.3 37 41 22276 -58.3 118 26 535.6 38 33 23656 -54.9 116 20 579.0 39 31 24058 -53.1 115 18 594.3 40 30 24270 -53.5 115 17 598.8 41 24 25707 -52.5 104 20 641.2 42 20 26890 -50.3 95 23 682.2 43 16 28349 -49.9 93 28 728.5 44 11 30835 -43.5 91 38 834.1 45 10 31480 -40.7 90 40 867.6 46 7.1 33821 -38.9 964.3 47 7.0 33918 -38.3 970.7 TRP 119 15797 -65.1 260 41 382.4 WND 186 12972 -48.5 265 68 363.4 Sounding variables and indices 1000-500 mb thick: 5820.00 m Freezing level: 592.14 mb = 4571.95 m = 14999.65 ft Wetbulb zero: 615.59 mb = 4252.07 m = 13950.20 ft Precipitable water: 1.50 inches Sfc-500 mean rel hum: 45.20 % Est. max temperature: 37.36 C = 99.25 F Sfc-Lift cond lev (LCL): 777.43 mb = 2302.86 m = 7555.21 ft T: 19.15 C 700-500 lapse rate: 7.36 C/km ThetaE index: 8.85 C Layer 811.0- 698.0 mb Conv cond level (CCL): 698.31 mb = 3216.16 m = 10551.59 ft Mean mixing ratio: 12.11 g/kg Conv temperature: 42.56 C = 108.61 F Cap Strength: 4.62 C Lifted Index: -4.01 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -0.51 C Lifted Index @700 mb: 2.03 C Showalter Index: -2.96 C Risk: Severe thunderstorms possible Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 21.10 C K Index: 33.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 261.60 Risk: None Energy Index: -3.62 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 742.00 J/kg Max Up Vert Vel: 38.52 m/s Conv Inhibition (B-): 192.75 J/kg Cap Strength: 4.62 C Lift Cond Lev (LCL): 755.55 mb = 2545.89 m = 8352.55 ft Lev Free Conv (LFC): 650.55 mb = 3799.65 m = 12465.90 ft Equ Level (EL): 290.55 mb = 9914.75 m = 32528.32 ft B at Equ Level: 736.91 J/kg Max Parcel Lev (MPL): 190.55 mb = 12811.55 m = 42032.14 ft Wind level data Storm motion: 93 at 10 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 1006 26 10 9 -1.6 -8.9 | 318 13 8.6 -9.4 1 1000 80 40 11 -7.1 -8.4 | 341 10 3.1 -9.0 2 925 794 40 13 -8.4 -10.0 | 350 11 1.8 -10.5 3 850 1532 40 16 -10.3 -12.3 | 1 13 -0.1 -12.8 4 700 3196 145 14 -8.0 11.5 | 191 11 2.1 10.9 5 500 5900 325 12 6.9 -9.8 | 301 20 17.1 -10.4 6 400 7600 270 27 27.0 -0.0 | 271 37 37.2 -0.6 7 300 9690 260 53 52.2 9.2 | 262 63 62.4 8.6 8 250 10970 265 58 57.8 5.1 | 266 68 67.9 4.5 9 200 12490 265 57 56.8 5.0 | 266 67 67.0 4.4 10 186 12972 265 68 67.7 5.9 | 266 78 77.9 5.4 11 150 14360 255 52 50.2 13.5 | 258 62 60.4 12.9 12 119 15797 260 41 40.4 7.1 | 263 51 50.5 6.6 13 100 16850 250 23 21.6 7.9 | 257 33 31.8 7.3 14 70 18980 180 13 0.0 13.0 | 219 16 10.2 12.4 15 50 21030 120 31 -26.8 15.5 | 132 22 -16.7 14.9 16 30 24270 115 17 -15.4 7.2 | 142 8 -5.2 6.6 17 20 26890 95 23 -22.9 2.0 | 96 13 -12.7 1.4 18 10 31480 90 40 -40.0 0.0 | 89 30 -29.8 -0.6 Wind Parameters Mean winds (0-6000m): 63.1 at 13.6 knts Storm direction: 93.1 at 10.2 knts Shear (0-3000m) pos: 3.9 neg: 0.6 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -137.6 deg Storm rel helicity (0-3000m) pos: 63.2 neg: 0.0 tot: 63.2 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 5.0 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 173.59 Bulk Shear: 4.27 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 39 11 342 10| 6.5 0.0 6.5| 15.6 0.0 15.6 31.2 0.83| 7.0 5.8 1000 39 12 347 10| 3.3 0.9 4.1| 19.2 0.0 19.2 19.2 0.81| 4.4 3.5 1500 40 13 351 11| 2.2 1.3 3.4| 23.6 0.0 23.6 15.7 0.79| 3.6 2.8 2000 44 14 357 11| 3.2 1.0 4.2| 40.1 0.0 40.1 20.1 0.77| 4.9 3.8 2500 52 14 5 9| 3.8 0.8 4.5| 51.1 0.0 51.1 20.5 0.82| 5.6 4.6 3000 59 14 14 8| 3.9 0.6 4.5| 63.2 0.0 63.2 21.1 0.82| 6.1 5.0 4000 78 14 47 5| 3.3 0.5 3.8|111.5 0.0 111.5 27.9 0.81| 6.6 5.4 5000 80 14 49 5| 2.1 0.4 2.5|194.2 0.0 194.2 38.8 0.84| 6.8 5.8 6000 63 14 16 7| 1.1 0.3 1.4|263.8 -1.8 261.9 43.7 0.85| 6.9 5.8 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250808.12.gif