UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:0000Z 9 DEC 25 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 152 1 925 792 SFC 891 1094 6.4 6.0 97 0.4 6.2 270 1 288.9 290.1 284.4 307.6 6.59 3 881 1188 5.8 1.6 74 4.2 3.8 229 3 289.2 290.1 282.7 303.2 4.87 4 850 1485 4.0 1.1 81 2.9 2.6 100 9 290.3 291.2 283.1 304.4 4.87 5 700 3045 -3.1 -4.6 89 1.5 -3.7 145 10 299.1 299.8 285.6 310.7 3.88 6 601 4233 -10.9 -12.9 85 2.0 -11.6 154 11 303.4 303.8 285.6 310.7 2.36 7 500 5620 -20.7 -23.1 81 2.4 -21.2 165 12 307.8 308.0 285.9 311.7 1.19 8 491 5755 -21.7 -24.2 80 2.5 -22.2 167 12 308.2 308.4 285.9 311.8 1.10 9 400 7240 -33.3 -37.1 69 3.8 -33.7 190 17 311.7 311.8 286.4 313.1 0.40 10 392 7381 -34.7 -38.5 68 3.8 -35.1 192 17 311.7 311.8 286.4 312.9 0.35 11 300 9180 -50.9 -55.2 60 4.3 -51.0 225 24 313.6 313.6 286.7 313.9 0.07 12 250 10340 -61.3 250 24 314.9 13 232 10802 -64.9 220 13 316.3 14 227 10935 -63.7 221 14 320.1 15 200 11720 -61.1 225 20 336.0 16 158 13200 -57.3 266 19 365.9 17 150 13530 -56.5 275 19 372.7 18 136 14149 -57.5 276 22 381.6 19 100 16070 -61.3 280 30 409.3 20 76 17777 -61.9 265 36 441.5 21 70 18290 -59.7 260 38 456.7 22 62 19045 -61.1 258 39 469.7 23 51 20257 -60.5 255 40 498.1 24 50 20380 -60.9 255 40 500.0 25 30 23540 -60.3 265 66 580.3 26 23 25194 -61.0 265 75 624.0 27 22 25470 -61.1 631.7 TRP 232 10802 -64.9 220 13 316.3 WND 23 25194 -61.0 265 75 624.0 Sounding variables and indices 1000-500 mb thick: 5468.00 m Freezing level: 765.49 mb = 2363.87 m = 7755.39 ft Wetbulb zero: 788.42 mb = 2089.26 m = 6854.44 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 84.68 % Est. max temperature: 13.71 C = 56.68 F Sfc-Lift cond lev (LCL): 885.54 mb = 1145.20 m = 3757.16 ft T: 6.07 C 700-500 lapse rate: 6.83 C/km ThetaE index: 4.38 C Layer 881.0- 850.0 mb Conv cond level (CCL): 744.82 mb = 2546.30 m = 8353.89 ft Mean mixing ratio: 4.84 g/kg Conv temperature: 13.49 C = 56.28 F Cap Strength: 3.96 C Lifted Index: 4.83 C Risk: None Lifted Index @300 mb: 6.27 C Lifted Index @700 mb: 3.56 C Showalter Index: 5.27 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.80 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 43.20 Risk: None Energy Index: 1.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.63 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 41317.20 J/kg Cap Strength: 4.82 C Lift Cond Lev (LCL): 803.26 mb = 1939.41 m = 6362.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 186 at 8 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 ---------------------------------------------------------- 0 891 1094 270 1 1.0 -0.0 | 359 8 0.1 -8.3 1 850 1485 100 9 -8.9 1.6 | 55 12 -9.7 -6.7 2 700 3045 145 10 -5.7 8.2 | 89 7 -6.6 -0.1 3 500 5620 165 12 -3.1 11.6 | 130 5 -4.0 3.3 4 400 7240 190 17 3.0 16.7 | 194 9 2.1 8.5 5 300 9180 225 24 17.0 17.0 | 242 18 16.1 8.7 6 250 10340 250 24 22.6 8.2 | 270 22 21.7 -0.1 7 232 10802 220 13 8.4 10.0 | 257 8 7.5 1.7 8 200 11720 225 20 14.1 14.1 | 246 15 13.3 5.9 9 150 13530 275 19 18.9 -1.7 | 299 21 18.1 -9.9 10 100 16070 280 30 29.5 -5.2 | 295 32 28.7 -13.5 11 70 18290 260 38 37.4 6.6 | 273 37 36.6 -1.7 12 50 20380 255 40 38.6 10.4 | 267 38 37.8 2.1 13 30 23540 265 66 65.7 5.8 | 272 65 64.9 -2.5 Wind Parameters Mean winds (0-6000m): 156.0 at 11.1 knts Storm direction: 186.0 at 8.3 knts Shear (0-3000m) pos: 1.5 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 104.3 deg Storm rel helicity (0-3000m) pos: 22.2 neg: -5.1 tot: 17.1 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.71 Bulk Shear: 10.89 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 ------------------------------------------------------------------------------- 500 101 6 43 10| 0.0 10.3 10.3| 7.4 -5.1 2.3 4.7 0.23| 17.9 4.1 1000 107 8 53 10| 1.2 5.2 6.4| 12.5 -5.1 7.4 7.4 0.29| 10.2 3.0 1500 115 8 60 10| 1.6 3.4 5.1| 16.7 -5.1 11.6 7.7 0.34| 7.6 2.6 2000 122 9 66 9| 1.8 2.6 4.4| 19.8 -5.1 14.7 7.3 0.37| 6.3 2.3 2500 128 9 71 8| 1.6 2.1 3.7| 21.0 -5.1 15.9 6.4 0.39| 5.2 2.0 3000 133 9 75 8| 1.5 1.7 3.2| 22.2 -5.1 17.1 5.7 0.40| 4.5 1.8 4000 141 10 84 7| 1.3 1.3 2.6| 24.6 -5.1 19.5 4.9 0.44| 3.6 1.6 5000 147 10 93 6| 1.4 1.0 2.4| 28.9 -5.1 23.8 4.8 0.49| 3.2 1.6 6000 156 11 109 6| 1.6 0.9 2.4| 36.8 -5.1 31.7 5.3 0.54| 3.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20251209.00.gif