UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for LT351... Searching the city database file for: LT351 ... Date:0000Z 31 DEC 25 Station: LT351 WMO ident: 17351 Latitude: 36.98 Longitude: 35.35 ------------------------------------------------------------------------------- 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 1012 28 7.0 4.4 83 2.6 5.7 340 3 279.2 280.1 278.3 293.4 5.18 1 1000 126 7.0 2.0 70 5.0 4.7 55 9 280.1 280.9 277.8 292.4 4.42 2 932 705 4.2 1.1 80 3.1 2.8 127 12 283.0 283.8 279.3 295.4 4.44 3 931 714 4.4 1.5 81 2.9 3.1 128 12 283.3 284.1 279.6 296.1 4.58 4 925 767 4.4 1.5 81 2.9 3.1 135 12 283.8 284.6 279.9 296.7 4.61 5 850 1453 2.0 0.6 90 1.4 1.4 175 16 288.2 289.1 282.0 301.7 4.70 6 832 1626 1.2 -0.1 91 1.3 0.6 180 18 289.2 290.0 282.3 302.3 4.56 7 725 2725 -4.5 -8.4 74 3.9 -6.0 212 32 294.5 295.0 282.5 302.9 2.79 8 700 3001 -6.1 -9.5 77 3.4 -7.3 220 36 295.7 296.2 282.9 303.7 2.66 9 590 4324 -14.1 -17.7 74 3.6 -15.1 240 45 301.2 301.5 283.9 306.3 1.61 10 583 4414 -17.3 -24.3 54 7.0 -18.7 242 46 298.5 298.7 282.0 301.5 0.92 11 578 4479 -17.5 -24.5 54 7.0 -19.0 243 46 299.0 299.2 282.1 302.0 0.91 12 532 5100 -19.3 -22.1 78 2.8 -20.0 253 51 304.1 304.3 284.6 308.0 1.22 13 511 5399 -21.1 -23.2 83 2.1 -21.5 257 53 305.4 305.6 285.0 309.2 1.15 14 500 5560 -22.1 -24.3 82 2.2 -22.5 260 54 306.1 306.3 285.2 309.6 1.07 15 400 7160 -34.1 -37.3 73 3.2 -34.4 260 80 310.7 310.7 286.1 312.0 0.39 16 384 7446 -35.1 -38.5 71 3.4 -35.4 260 83 313.0 313.1 286.8 314.3 0.36 17 337 8349 -41.1 -45.4 63 4.3 -41.3 260 91 316.7 316.8 287.9 317.5 0.20 18 300 9130 -48.1 -51.6 67 3.5 -48.2 260 98 317.6 317.6 288.1 318.0 0.11 19 250 10310 -58.3 -62.6 58 4.3 -58.3 260 103 319.4 319.4 288.6 319.5 0.03 20 238 10618 -61.5 260 110 319.1 21 226 10940 -61.1 260 109 324.5 22 200 11700 -61.3 260 108 335.7 23 188 12086 -60.7 260 118 342.6 24 184 12221 -60.5 260 117 345.1 25 173 12608 -58.1 262 112 355.2 26 150 13510 -58.1 265 103 370.0 27 104 15815 -59.3 265 66 408.5 28 100 16060 -60.3 265 62 411.2 29 70 18270 -64.5 250 57 446.4 30 68 18449 -63.3 251 55 452.7 31 67 18540 -63.3 252 54 454.6 32 60 19226 -61.1 257 46 474.1 33 50 20360 -62.3 265 34 496.7 34 45 21005 -66.3 502.2 35 39 21885 -60.1 538.8 36 39 21885 -60.1 538.8 TRP 238 10618 -61.5 260 110 319.1 WND 188 12086 -60.7 260 118 342.6 Sounding variables and indices 1000-500 mb thick: 5434.00 m Freezing level: 809.47 mb = 1857.26 m = 6093.31 ft Wetbulb zero: 822.12 mb = 1721.25 m = 5647.08 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 77.67 % Est. max temperature: 15.34 C = 59.60 F Sfc-Lift cond lev (LCL): 972.48 mb = 355.53 m = 1166.43 ft T: 5.89 C 700-500 lapse rate: 6.25 C/km ThetaE index: 1.01 C Layer 1000.0- 932.0 mb Conv cond level (CCL): 788.74 mb = 2052.14 m = 6732.65 ft Mean mixing ratio: 4.51 g/kg Conv temperature: 19.10 C = 66.37 F Cap Strength: 10.52 C Lifted Index: 10.87 C Risk: None Lifted Index @300 mb: 16.45 C Lifted Index @700 mb: 6.65 C Showalter Index: 5.71 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.70 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 242.72 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.30 J/kg Max Up Vert Vel: 5.16 m/s Conv Inhibition (B-): 30268.95 J/kg Cap Strength: 10.65 C Lift Cond Lev (LCL): 906.59 mb = 930.06 m = 3051.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 at 25 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 1012 28 340 3 1.0 -2.8 | 78 25 -24.1 -5.1 1 1000 126 55 9 -7.4 -5.2 | 77 33 -32.5 -7.4 2 925 767 135 12 -8.5 8.5 | 101 34 -33.6 6.2 3 850 1453 175 16 -1.4 15.9 | 117 30 -26.5 13.7 4 700 3001 220 36 23.1 27.6 | 176 25 -2.0 25.3 5 500 5560 260 54 53.2 9.4 | 256 29 28.0 7.1 6 400 7160 260 80 78.8 13.9 | 258 55 53.7 11.7 7 300 9130 260 98 96.5 17.0 | 258 73 71.4 14.8 8 250 10310 260 103 101.4 17.9 | 258 78 76.3 15.6 9 238 10618 260 110 108.3 19.1 | 259 85 83.2 16.9 10 200 11700 260 108 106.4 18.8 | 259 83 81.2 16.5 11 188 12086 260 118 116.2 20.5 | 259 93 91.1 18.3 12 150 13510 265 103 102.6 9.0 | 265 78 77.5 6.7 13 100 16060 265 62 61.8 5.4 | 265 37 36.6 3.2 14 70 18270 250 57 53.6 19.5 | 239 33 28.4 17.3 15 50 20360 265 34 33.9 3.0 | 265 9 8.7 0.7 Wind Parameters Mean winds (0-6000m): 234.9 at 33.6 knts Storm direction: 264.9 at 25.2 knts Shear (0-3000m) pos: 6.5 neg: 0.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 98.1 deg Storm rel helicity (0-3000m) pos: 425.9 neg: -3.5 tot: 422.5 m^2/s^2 ave: 140.8 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 8.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.06 Bulk Shear: 236.08 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 78 9 83 34| 13.2 0.0 13.2| 77.6 -3.5 74.1 148.3 0.45| 18.1 8.2 1000 114 11 93 35| 8.5 0.0 8.5|163.9 -3.5 160.4 160.4 0.63| 14.1 8.9 1500 139 12 102 34| 6.8 0.0 6.8|222.8 -3.5 219.3 146.2 0.69| 12.1 8.4 2000 158 14 110 32| 6.7 0.0 6.7|286.9 -3.5 283.4 141.7 0.75| 11.2 8.4 2500 176 17 119 30| 6.6 0.0 6.6|355.5 -3.5 352.0 140.8 0.79| 10.9 8.6 3000 192 19 128 27| 6.5 0.0 6.5|425.9 -3.5 422.5 140.8 0.82| 10.8 8.9 4000 209 24 145 23| 5.7 0.0 5.7|510.0 -3.5 506.5 126.6 0.85| 9.8 8.3 5000 223 29 164 20| 5.2 0.0 5.2|605.5 -3.5 602.0 120.4 0.87| 9.3 8.2 6000 235 34 188 17| 5.2 0.0 5.2|668.4 -3.5 664.9 110.8 0.82| 9.1 7.5 Wrote GIF file: /home/apache/climate/data/raob//LT351/skewt/LT351.skewt.20251231.00.gif