UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 24 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 1016 21 9.2 7.4 88 1.8 8.3 135 5 281.1 282.2 280.7 298.5 6.36 1 1000 153 10.6 8.4 86 2.2 9.4 150 7 283.8 284.9 282.5 302.9 6.92 2 984 287 10.8 8.2 84 2.6 9.4 161 7 285.3 286.5 283.2 304.6 6.94 3 925 800 9.0 7.2 88 1.8 8.0 205 8 288.5 289.7 284.5 308.0 6.90 4 856 1442 5.8 0.8 70 5.0 3.4 255 10 291.6 292.5 283.5 305.4 4.74 5 850 1500 5.6 -0.4 65 6.0 2.8 260 10 292.0 292.8 283.3 304.7 4.37 6 802 1974 3.8 -4.2 56 8.0 0.3 278 11 295.0 295.6 283.5 305.4 3.49 7 763 2378 1.0 -5.0 64 6.0 -1.6 293 12 296.2 296.8 284.0 306.5 3.45 8 700 3066 -3.3 -8.3 68 5.0 -5.3 320 14 298.8 299.4 284.5 307.7 2.92 9 601 4257 -11.1 -15.1 72 4.0 -12.3 297 21 303.1 303.5 285.1 309.3 1.97 10 568 4689 -13.9 -19.9 60 6.0 -15.5 289 24 304.8 305.0 285.0 309.2 1.39 11 541 5059 -15.5 -25.5 42 10.0 -17.7 282 26 307.1 307.3 285.4 310.1 0.89 12 500 5650 -19.5 -39.5 15 20.0 -22.2 270 30 309.3 309.3 285.4 310.1 0.25 13 471 6090 -23.1 -43.1 14 20.0 -25.4 270 33 310.1 310.2 285.6 310.8 0.18 14 436 6648 -28.9 -44.9 20 16.0 -30.3 270 38 309.7 309.7 285.4 310.3 0.16 15 405 7172 -31.7 -43.7 30 12.0 -32.7 270 42 312.7 312.7 286.5 313.4 0.20 16 400 7260 -32.5 -43.5 33 11.0 -33.4 270 43 312.7 312.8 286.6 313.5 0.20 17 321 8771 -44.7 -51.7 45 7.0 -45.0 278 54 316.2 316.2 287.6 316.6 0.10 18 315 8897 -45.5 -52.5 45 7.0 -45.8 278 55 316.8 316.8 287.8 317.1 0.09 19 300 9220 -48.1 -56.1 39 8.0 -48.3 280 58 317.6 317.6 288.0 317.8 0.06 20 264 10052 -53.8 -56.1 76 2.3 -53.9 285 76 321.0 321.0 289.1 321.3 0.07 21 251 10375 -56.1 322.3 TRP WND 264 10052 -53.8 -56.1 76 2.3 -53.9 285 76 321.0 321.0 289.1 321.3 0.07 Sounding variables and indices 1000-500 mb thick: 5497.00 m Freezing level: 748.35 mb = 2537.80 m = 8326.00 ft Wetbulb zero: 795.50 mb = 2040.25 m = 6693.65 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 65.10 % Est. max temperature: 19.34 C = 66.82 F Sfc-Lift cond lev (LCL): 988.56 mb = 248.69 m = 815.89 ft T: 10.74 C 700-500 lapse rate: 6.27 C/km ThetaE index: 3.25 C Layer 856.0- 802.0 mb Conv cond level (CCL): 862.20 mb = 1382.34 m = 4535.18 ft Mean mixing ratio: 6.86 g/kg Conv temperature: 19.52 C = 67.14 F Cap Strength: 5.28 C Lifted Index: 5.91 C Risk: None Lifted Index @300 mb: 8.95 C Lifted Index @700 mb: 3.24 C Showalter Index: 6.20 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 19.10 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 50.00 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.34 J/kg Max Up Vert Vel: 6.83 m/s Conv Inhibition (B-): 2160.66 J/kg Cap Strength: 5.88 C Lift Cond Lev (LCL): 933.22 mb = 726.60 m = 2383.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 13 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 1016 21 135 5 -3.5 3.5 | 131 18 -13.3 11.5 1 1000 153 150 7 -3.5 6.1 | 137 19 -13.2 14.0 2 925 800 205 8 3.4 7.3 | 157 16 -6.3 15.2 3 850 1500 260 10 9.8 1.7 | 181 10 0.1 9.7 4 700 3066 320 14 9.0 -10.7 | 14 3 -0.7 -2.8 5 500 5650 270 30 30.0 -0.0 | 249 22 20.3 8.0 6 400 7260 270 43 43.0 -0.0 | 257 34 33.3 8.0 7 300 9220 280 58 57.1 -10.1 | 273 47 47.4 -2.1 Wind Parameters Mean winds (0-6000m): 279.3 at 16.7 knts Storm direction: 309.3 at 12.6 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -119.8 deg Storm rel helicity (0-3000m) pos: 67.1 neg: 0.0 tot: 67.1 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.40 Bulk Shear: 58.03 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 ------------------------------------------------------------------------------- 500 161 7 140 19| 5.6 0.0 5.6| 28.2 0.0 28.2 56.4 0.88| 6.6 5.9 1000 184 7 149 18| 5.0 0.0 5.0| 49.2 0.0 49.2 49.2 0.85| 6.3 5.4 1500 208 8 159 16| 4.7 0.0 4.7| 61.0 0.0 61.0 40.7 0.75| 6.4 4.8 2000 230 9 167 14| 4.0 0.0 4.0| 64.5 0.0 64.5 32.3 0.70| 5.8 4.0 2500 248 9 175 11| 3.6 0.0 3.6| 66.2 0.0 66.2 26.5 0.64| 5.5 3.5 3000 266 10 182 9| 3.2 0.0 3.2| 67.1 0.0 67.1 22.4 0.65| 5.4 3.5 4000 286 12 198 5| 2.4 1.0 3.4| 67.1 -7.0 60.1 15.0 0.36| 5.1 1.9 5000 286 14 223 6| 1.9 1.7 3.7| 67.1 -24.0 43.1 8.6 0.18| 5.1 0.9 6000 279 17 232 9| 1.6 2.2 3.8| 72.2 -43.5 28.7 4.8 0.10| 5.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20251224.00.gif