UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122012.upa.cvt Date: 1200Z 20 DEC 25 Searching for LT220... Searching the city database file for: LT220 ... Date:1200Z 20 DEC 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 25 13.0 2.0 47 11.0 7.6 110 2 285.0 285.8 280.1 297.3 4.35 1 1000 141 11.8 3.8 58 8.0 7.8 155 9 285.0 285.8 280.9 299.1 5.02 2 970 398 10.8 3.8 62 7.0 7.3 167 11 286.4 287.3 281.8 301.1 5.18 3 925 796 9.6 -0.4 50 10.0 4.9 185 13 289.1 289.8 281.6 300.7 4.01 4 912 913 9.4 -2.6 43 12.0 4.0 193 12 290.1 290.7 281.4 300.2 3.46 5 850 1493 9.0 -6.0 34 15.0 2.5 230 9 295.6 296.1 283.1 304.2 2.87 6 840 1591 8.4 -6.6 34 15.0 2.0 231 9 295.9 296.4 283.1 304.3 2.77 7 800 1993 6.0 -7.0 39 13.0 0.5 236 10 297.5 298.1 283.8 306.1 2.82 8 717 2883 1.0 -12.0 37 13.0 -3.8 248 13 301.5 301.9 284.6 308.1 2.12 9 700 3076 -0.7 -12.7 40 12.0 -5.0 250 13 301.7 302.1 284.6 308.1 2.05 10 617 4072 -7.9 -16.9 48 9.0 -10.7 235 16 304.5 304.8 285.2 309.8 1.65 11 591 4405 -10.3 -22.3 37 12.0 -13.4 230 18 305.5 305.7 284.9 309.1 1.08 12 557 4860 -12.5 -28.5 25 16.0 -15.9 223 19 308.1 308.3 285.4 310.4 0.65 13 541 5083 -12.1 -21.1 47 9.0 -14.6 219 20 311.2 311.4 287.3 315.5 1.31 14 511 5517 -16.3 -23.3 55 7.0 -18.0 213 21 311.2 311.4 287.1 315.0 1.14 15 500 5680 -17.9 -23.9 59 6.0 -19.3 210 22 311.2 311.4 287.1 314.9 1.11 16 417 7011 -26.3 -29.1 77 2.8 -26.8 251 28 317.0 317.2 288.7 319.9 0.83 17 400 7310 -28.5 -32.1 71 3.6 -29.0 260 29 317.9 318.1 288.8 320.2 0.65 18 348 8296 -36.1 -40.7 62 4.6 -36.5 245 29 320.6 320.7 289.3 321.7 0.31 19 300 9310 -45.1 -50.1 57 5.0 -45.3 230 30 321.8 321.8 289.5 322.3 0.13 20 250 10500 -55.9 -61.9 47 6.0 -56.0 225 33 323.0 323.0 289.7 323.1 0.04 21 229 11053 -60.5 250 43 324.2 22 209 11619 -63.5 250 45 328.0 23 200 11890 -63.7 250 46 331.9 24 168 12959 -61.5 259 41 352.5 25 150 13660 -60.1 265 38 366.5 26 147 13787 -58.3 265 38 371.8 27 135 14323 -58.1 268 39 381.3 28 100 16200 -61.5 275 42 408.9 29 97 16389 -60.5 275 41 414.4 30 94 16585 -61.1 276 40 417.0 31 77 17821 -61.9 279 35 439.8 32 70 18410 -62.5 280 33 450.7 33 57 19681 -60.9 286 32 481.6 34 50 20500 -57.9 290 32 507.0 35 42 21604 -57.5 281 32 533.9 36 36 22587 -54.5 274 32 565.8 37 30 23750 -57.5 265 32 587.9 38 20 26300 -61.1 280 64 649.1 39 12 29452 -62.7 291 94 745.6 40 10 30580 -60.2 295 105 794.7 41 9.6 30835 -59.7 806.1 TRP 229 11053 -60.5 250 43 324.2 WND 10 30580 -60.2 295 105 794.7 Sounding variables and indices 1000-500 mb thick: 5539.00 m Freezing level: 707.00 mb = 2996.67 m = 9831.49 ft Wetbulb zero: 789.67 mb = 2098.68 m = 6885.35 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 42.76 % Est. max temperature: 22.32 C = 72.17 F Sfc-Lift cond lev (LCL): 858.30 mb = 1412.89 m = 4635.42 ft T: 9.06 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.90 C Layer 925.0- 850.0 mb Conv cond level (CCL): 676.66 mb = 3343.56 m = 10969.56 ft Mean mixing ratio: 4.66 g/kg Conv temperature: 30.54 C = 86.97 F Cap Strength: 11.90 C Lifted Index: 10.91 C Risk: None Lifted Index @300 mb: 15.35 C Lifted Index @700 mb: 8.60 C Showalter Index: 8.15 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 11.90 C K Index: 8.90 Risk: None Sweat Index: 40.00 Risk: None Energy Index: 2.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.54 J/kg Max Up Vert Vel: 6.25 m/s Conv Inhibition (B-): 55020.43 J/kg Cap Strength: 11.73 C Lift Cond Lev (LCL): 845.48 mb = 1537.20 m = 5043.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 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 1014 25 110 2 -1.9 0.7 | 77 12 -12.2 -2.8 1 1000 141 155 9 -3.8 8.2 | 108 15 -14.1 4.7 2 925 796 185 13 1.1 13.0 | 136 13 -9.2 9.5 3 850 1493 230 9 6.9 5.8 | 124 4 -3.4 2.3 4 700 3076 250 13 12.2 4.4 | 243 2 1.9 1.0 5 500 5680 210 22 11.0 19.1 | 183 16 0.7 15.6 6 400 7310 260 29 28.6 5.0 | 265 18 18.3 1.6 7 300 9310 230 30 23.0 19.3 | 219 20 12.7 15.8 8 250 10500 225 33 23.3 23.3 | 213 24 13.0 19.9 9 229 11053 250 43 40.4 14.7 | 250 32 30.1 11.2 10 200 11890 250 46 43.2 15.7 | 250 35 32.9 12.3 11 150 13660 265 38 37.9 3.3 | 270 28 27.6 -0.2 12 100 16200 275 42 41.8 -3.7 | 283 32 31.5 -7.1 13 70 18410 280 33 32.5 -5.7 | 293 24 22.2 -9.2 14 50 20500 290 32 30.1 -10.9 | 306 24 19.8 -14.4 15 30 23750 265 32 31.9 2.8 | 272 22 21.6 -0.7 16 20 26300 280 64 63.0 -11.1 | 285 55 52.7 -14.6 17 10 30580 295 105 95.2 -44.4 | 299 97 84.9 -47.9 Wind Parameters Mean winds (0-6000m): 221.3 at 14.5 knts Storm direction: 251.3 at 10.9 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 161.7 deg Storm rel helicity (0-3000m) pos: 57.4 neg: -2.0 tot: 55.4 m^2/s^2 ave: 18.5 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.94 Bulk Shear: 20.72 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 ------------------------------------------------------------------------------- 500 162 9 112 14| 10.9 0.0 10.9| 41.5 0.0 41.5 83.0 0.96| 12.2 11.7 1000 176 11 123 13| 6.1 0.0 6.1| 54.6 0.0 54.6 54.6 0.83| 9.4 7.8 1500 187 11 128 11| 3.5 0.0 3.5| 54.8 -2.0 52.8 35.2 0.57| 8.4 4.7 2000 198 10 132 9| 3.0 0.0 3.0| 55.7 -2.0 53.7 26.9 0.57| 6.7 3.8 2500 208 10 137 8| 2.7 0.0 2.7| 56.6 -2.0 54.5 21.8 0.59| 5.7 3.4 3000 217 11 143 6| 2.5 0.0 2.5| 57.4 -2.0 55.4 18.5 0.61| 5.1 3.1 4000 225 12 157 5| 1.9 0.6 2.5| 57.4 -4.5 53.0 13.2 0.46| 4.5 2.1 5000 225 13 169 6| 1.5 1.1 2.6| 57.4 -10.9 46.5 9.3 0.33| 4.2 1.4 6000 221 14 174 7| 1.5 1.2 2.7| 74.6 -18.0 56.5 9.4 0.32| 4.2 1.3 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251220.12.gif