UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:0000Z 20 DEC 25 Station: U6708 WMO ident: 26708 ------------------------------------------------------------------------------- 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 1017 15 5.0 3.7 91 1.3 4.4 180 7 276.8 277.6 276.7 290.1 4.90 1 1000 152 4.2 1.7 84 2.5 3.1 190 15 277.4 278.1 276.2 289.2 4.32 2 978 333 4.8 2.2 83 2.6 3.6 206 20 279.7 280.5 277.8 292.4 4.58 3 960 486 7.4 4.3 81 3.1 5.8 219 23 283.8 284.8 280.9 299.0 5.42 4 929 756 7.8 3.8 76 4.0 5.8 242 30 286.9 287.9 282.3 302.2 5.41 5 925 792 7.6 3.5 75 4.1 5.5 245 31 287.1 288.0 282.3 302.1 5.32 6 850 1484 3.4 1.3 86 2.1 2.4 240 27 289.7 290.6 283.0 303.9 4.95 7 801 1963 0.2 -1.6 88 1.8 -0.6 242 26 291.3 292.0 282.8 303.6 4.24 8 701 3024 -4.3 -6.0 88 1.7 -5.0 245 25 297.6 298.2 284.6 308.1 3.48 9 700 3035 -4.5 -6.2 88 1.7 -5.2 245 25 297.5 298.1 284.5 307.8 3.43 10 648 3638 -9.7 -12.4 81 2.7 -10.6 245 25 298.3 298.7 283.5 305.2 2.28 11 593 4320 -12.7 -14.5 86 1.8 -13.3 245 25 302.4 302.8 284.9 309.0 2.09 12 524 5253 -20.1 -22.4 82 2.3 -20.6 245 25 304.4 304.6 284.7 308.3 1.21 13 500 5600 -21.5 -27.5 58 6.0 -22.6 245 25 306.8 307.0 285.1 309.5 0.80 14 486 5809 -21.7 -29.7 48 8.0 -23.1 242 25 309.1 309.2 285.8 311.4 0.67 15 482 5870 -22.3 -30.3 48 8.0 -23.7 242 25 309.1 309.2 285.8 311.3 0.64 16 400 7210 -33.1 -40.1 50 7.0 -33.8 225 25 312.0 312.0 286.4 313.0 0.29 17 300 9160 -48.5 -56.5 39 8.0 -48.7 230 19 317.0 317.0 287.8 317.2 0.06 18 293 9315 -49.9 -57.9 38 8.0 -50.1 231 19 317.2 317.2 287.9 317.4 0.05 19 252 10289 -54.9 -62.9 36 8.0 -55.1 240 19 323.7 323.7 289.9 323.8 0.03 20 250 10340 -55.3 -63.3 36 8.0 -55.4 240 19 323.9 323.9 290.0 324.0 0.03 21 200 11730 -65.7 -73.7 32 8.0 -65.8 235 17 328.7 328.7 291.3 328.8 0.01 22 189 12071 -68.9 -76.9 31 8.0 -68.9 229 18 328.9 328.9 291.4 328.9 0.01 23 173 12597 -70.7 -78.7 30 8.0 -70.7 220 19 334.4 334.4 292.9 334.4 0.00 24 172 12631 -70.7 -78.7 30 8.0 -70.7 221 20 334.9 334.9 293.0 335.0 0.00 25 150 13450 -66.5 -74.5 32 8.0 -66.5 235 33 355.5 355.5 297.8 355.6 0.01 26 145 13655 -64.5 -72.5 32 8.0 -64.6 236 33 362.5 362.5 299.2 362.5 0.01 27 135 14087 -66.9 -74.9 31 8.0 -67.0 238 34 365.7 365.7 299.8 365.7 0.01 28 129 14362 -64.3 -72.3 33 8.0 -64.4 239 35 375.2 375.2 301.5 375.2 0.02 29 100 15900 -68.1 -76.1 31 8.0 -68.2 245 38 396.2 396.2 304.7 396.2 0.01 30 93 16334 -71.1 -79.1 30 8.0 -71.2 245 39 398.5 398.5 305.0 398.6 0.01 31 77 17461 -68.5 -76.5 31 8.0 -68.6 245 42 426.1 426.1 308.4 426.1 0.02 32 70 18030 -71.1 -79.1 30 8.0 -71.2 245 44 432.3 432.3 309.1 432.3 0.01 33 60 18934 -72.7 -80.7 29 8.0 -72.8 448.2 448.2 310.7 448.2 0.01 34 50 20000 -72.7 -80.7 29 8.0 -72.8 472.2 472.2 312.8 472.2 0.01 35 48 20240 -72.3 -80.3 29 8.0 -72.4 478.7 478.7 313.4 478.7 0.01 TRP 173 12597 -70.7 -78.7 30 8.0 -70.7 220 19 334.4 334.4 292.9 334.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5448.00 m Freezing level: 796.56 mb = 2010.19 m = 6595.04 ft Wetbulb zero: 811.24 mb = 1860.52 m = 6103.99 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 83.32 % Est. max temperature: 17.34 C = 63.22 F Sfc-Lift cond lev (LCL): 996.78 mb = 178.26 m = 584.85 ft T: 4.29 C 700-500 lapse rate: 6.63 C/km ThetaE index: 2.83 C Layer 700.0- 593.0 mb Conv cond level (CCL): 808.85 mb = 1884.39 m = 6182.31 ft Mean mixing ratio: 4.99 g/kg Conv temperature: 19.26 C = 66.68 F Cap Strength: 8.77 C Lifted Index: 10.30 C Risk: None Lifted Index @300 mb: 14.94 C Lifted Index @700 mb: 7.29 C Showalter Index: 4.79 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.80 C K Index: 24.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 130.49 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.42 J/kg Max Up Vert Vel: 9.94 m/s Conv Inhibition (B-): 23876.53 J/kg Cap Strength: 10.13 C Lift Cond Lev (LCL): 922.62 mb = 813.06 m = 2667.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 19 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 1017 15 180 7 0.0 7.0 | 112 20 -18.9 7.6 1 1000 152 190 15 2.6 14.8 | 133 22 -16.3 15.4 2 925 792 245 31 28.1 13.1 | 214 17 9.2 13.7 3 850 1484 240 27 23.4 13.5 | 198 15 4.5 14.1 4 700 3035 245 25 22.7 10.6 | 199 12 3.8 11.2 5 500 5600 245 25 22.7 10.6 | 199 12 3.8 11.2 6 400 7210 225 25 17.7 17.7 | 176 18 -1.2 18.3 7 300 9160 230 19 14.6 12.2 | 161 14 -4.3 12.8 8 250 10340 240 19 16.5 9.5 | 167 10 -2.4 10.1 9 200 11730 235 17 13.9 9.8 | 154 11 -5.0 10.4 10 173 12597 220 19 12.2 14.6 | 156 17 -6.7 15.2 11 150 13450 235 33 27.0 18.9 | 203 21 8.2 19.6 12 100 15900 245 38 34.4 16.1 | 223 23 15.6 16.7 13 70 18030 245 44 39.9 18.6 | 228 28 21.0 19.2 Wind Parameters Mean winds (0-6000m): 241.9 at 25.2 knts Storm direction: 271.9 at 18.9 knts Shear (0-3000m) pos: 4.5 neg: 0.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 178.8 neg: -17.6 tot: 161.3 m^2/s^2 ave: 53.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.2 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 1.59 Bulk Shear: 31.17 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 ------------------------------------------------------------------------------- 500 205 17 144 20| 19.9 0.0 19.9|118.4 0.0 118.4 236.8 0.97| 22.7 22.1 1000 230 23 175 15| 14.0 0.0 14.0|178.0 -5.4 172.6 172.6 0.90| 18.9 17.1 1500 235 25 185 15| 9.4 1.1 10.5|178.0 -17.6 160.5 107.0 0.76| 13.7 10.4 2000 237 25 188 15| 6.9 0.8 7.7|178.4 -17.6 160.9 80.4 0.74| 10.5 7.8 2500 238 25 190 14| 5.5 0.7 6.1|178.7 -17.6 161.1 64.5 0.73| 8.6 6.3 3000 239 25 192 14| 4.5 0.5 5.0|178.8 -17.6 161.3 53.8 0.71| 7.4 5.2 4000 240 25 193 13| 3.4 0.4 3.8|178.8 -17.6 161.3 40.3 0.71| 5.5 3.9 5000 241 25 194 13| 2.7 0.3 3.0|178.8 -17.6 161.3 32.3 0.71| 4.4 3.1 6000 242 25 195 13| 2.2 0.4 2.6|178.8 -22.7 156.2 26.0 0.64| 3.9 2.5 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251220.00.gif