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 U6075... Searching the city database file for: U6075 ... Date:1200Z 20 DEC 25 Station: U6075 WMO ident: 26075 ------------------------------------------------------------------------------- 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 70 230 11 SFC 999 78 2.6 1.8 94 0.8 2.2 230 11 275.8 276.6 275.5 287.7 4.36 2 976 266 1.2 0.0 92 1.2 0.7 242 15 276.3 276.9 275.0 287.0 3.91 3 939 578 2.8 1.8 93 1.0 2.4 262 22 281.0 281.8 278.5 293.8 4.64 4 925 699 2.4 1.5 94 0.9 2.0 270 25 281.8 282.6 278.9 294.6 4.61 5 850 1378 -1.3 -2.7 90 1.4 -1.9 270 25 284.8 285.4 279.2 295.3 3.68 6 833 1538 -2.9 -4.4 89 1.5 -3.5 271 26 284.7 285.3 278.7 294.2 3.31 7 799 1869 -1.9 -3.5 89 1.6 -2.6 272 29 289.2 289.9 281.3 299.9 3.69 8 783 2029 -3.5 -5.0 89 1.5 -4.1 272 30 289.2 289.8 280.9 299.0 3.36 9 779 2070 -2.5 -4.2 88 1.7 -3.2 272 30 290.7 291.3 281.8 301.2 3.59 10 744 2432 -6.9 -10.0 79 3.1 -7.9 273 33 289.7 290.2 279.9 296.9 2.40 11 700 2905 -9.3 -12.4 78 3.1 -10.3 275 36 292.2 292.6 280.7 298.5 2.11 12 551 4722 -18.3 -20.0 86 1.7 -18.7 250 49 302.2 302.5 284.1 306.7 1.42 13 500 5440 -22.9 -24.8 84 1.9 -23.3 240 54 305.1 305.3 284.7 308.5 1.02 14 459 6062 -26.5 -28.7 82 2.2 -26.9 240 61 308.2 308.3 285.6 310.8 0.78 15 400 7040 -34.5 -36.7 80 2.2 -34.7 240 73 310.2 310.2 285.9 311.6 0.41 16 387 7271 -36.1 -38.4 79 2.3 -36.3 240 74 311.0 311.1 286.1 312.3 0.36 17 354 7889 -37.3 -39.5 80 2.2 -37.5 240 78 317.4 317.5 288.3 318.7 0.35 18 328 8411 -42.5 -44.9 77 2.4 -42.6 240 81 317.3 317.3 288.1 318.0 0.21 19 300 9010 -45.7 -48.7 72 3.0 -45.9 240 85 320.9 321.0 289.2 321.5 0.15 20 294 9143 -46.5 -49.5 71 3.0 -46.6 239 86 321.7 321.7 289.4 322.2 0.14 21 287 9302 -48.9 -52.3 68 3.4 -49.0 237 86 320.5 320.5 289.0 320.9 0.11 22 280 9462 -50.0 -53.5 67 3.5 -50.1 235 87 321.1 321.1 289.2 321.5 0.09 23 252 10139 -54.9 -58.7 63 3.8 -55.0 240 85 323.7 323.7 289.9 323.9 0.06 24 250 10190 -55.3 -59.1 62 3.8 -55.4 240 85 323.9 323.9 290.0 324.1 0.05 25 206 11407 -60.7 -64.5 61 3.8 -60.7 244 85 333.8 333.8 292.8 333.9 0.03 26 200 11590 -62.5 -66.5 58 4.0 -62.6 245 85 333.8 333.8 292.7 333.9 0.02 27 185 12069 -65.7 -69.5 59 3.8 -65.7 248 82 336.1 336.1 293.4 336.2 0.02 28 74 17626 -67.5 -72.2 51 4.7 -67.6 278 48 433.0 433.0 309.1 433.2 0.03 29 70 17960 -69.1 -73.8 50 4.7 -69.2 280 46 436.6 436.6 309.6 436.7 0.03 30 53 19607 -72.7 -77.5 48 4.8 -72.8 288 44 464.4 464.4 312.2 464.5 0.02 31 50 19950 -71.9 -76.7 48 4.8 -72.0 290 44 474.1 474.1 313.0 474.2 0.02 32 47 20316 -71.3 -76.0 49 4.7 -71.4 285 43 484.0 484.0 313.8 484.1 0.03 33 36 21871 -76.9 -81.6 47 4.7 -77.0 265 38 507.8 507.8 315.5 507.9 0.01 34 30 22920 -76.7 -81.4 47 4.7 -76.7 270 46 535.5 535.5 317.3 535.7 0.02 35 25 23971 -75.9 -80.5 48 4.6 -76.0 566.5 566.5 319.0 566.7 0.02 TRP 36 21871 -76.9 -81.6 47 4.7 -77.0 265 38 507.8 507.8 315.5 507.9 0.01 WND 280 9462 -50.0 -53.5 67 3.5 -50.1 235 87 321.1 321.1 289.2 321.5 0.09 Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: 876.35 mb = 1139.43 m = 3738.25 ft Wetbulb zero: 886.27 mb = 1042.43 m = 3420.00 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 85.68 % Est. max temperature: 11.55 C = 52.79 F Sfc-Lift cond lev (LCL): 986.69 mb = 178.05 m = 584.15 ft T: 1.85 C 700-500 lapse rate: 5.36 C/km ThetaE index: 4.32 C Layer 744.0- 700.0 mb Conv cond level (CCL): 980.31 mb = 230.34 m = 755.69 ft Mean mixing ratio: 4.34 g/kg Conv temperature: 2.96 C = 37.32 F Cap Strength: 10.80 C Lifted Index: 12.30 C Risk: None Lifted Index @300 mb: 20.96 C Lifted Index @700 mb: 5.39 C Showalter Index: 9.42 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 20.20 C K Index: 15.80 Risk: < 20 % chance of thunderstorms Sweat Index: 104.00 Risk: None Energy Index: 2.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.62 J/kg Max Up Vert Vel: 7.95 m/s Conv Inhibition (B-): 35280.36 J/kg Cap Strength: 12.20 C Lift Cond Lev (LCL): 932.77 mb = 631.42 m = 2071.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 28 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 ---------------------------------------------------------- 0 999 78 230 11 8.4 7.1 | 129 24 -18.8 15.3 1 925 699 270 25 25.0 -0.0 | 165 9 -2.2 8.2 2 850 1378 270 25 25.0 -0.0 | 165 9 -2.2 8.2 3 700 2905 275 36 35.9 -3.1 | 240 10 8.7 5.1 4 500 5440 240 54 46.8 27.0 | 209 40 19.6 35.2 5 400 7040 240 73 63.2 36.5 | 219 57 36.0 44.7 6 300 9010 240 85 73.6 42.5 | 222 69 46.4 50.7 7 280 9462 235 87 71.3 49.9 | 217 73 44.1 58.1 8 250 10190 240 85 73.6 42.5 | 222 69 46.4 50.7 9 200 11590 245 85 77.0 35.9 | 228 67 49.9 44.2 10 70 17960 280 46 45.3 -8.0 | 269 18 18.1 0.3 11 50 19950 290 44 41.3 -15.0 | 296 16 14.2 -6.8 12 36 21871 265 38 37.9 3.3 | 223 16 10.7 11.6 13 30 22920 270 46 46.0 -0.0 | 246 21 18.8 8.2 Wind Parameters Mean winds (0-6000m): 256.9 at 37.9 knts Storm direction: 286.9 at 28.4 knts Shear (0-3000m) pos: 4.6 neg: 0.6 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 107.6 deg Storm rel helicity (0-3000m) pos: 70.2 neg: -1.1 tot: 69.1 m^2/s^2 ave: 23.0 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.53 Bulk Shear: 60.09 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 ------------------------------------------------------------------------------- 500 255 17 138 17| 14.6 0.0 14.6| 43.0 0.0 43.0 86.0 0.58| 15.1 8.8 1000 264 21 148 12| 9.3 0.0 9.3| 47.7 0.0 47.7 47.7 0.54| 9.7 5.3 1500 266 22 153 11| 6.7 0.0 6.7| 50.7 0.0 50.7 33.8 0.57| 7.0 4.0 2000 268 24 159 10| 5.9 0.0 5.9| 58.1 0.0 58.1 29.0 0.63| 6.2 3.9 2500 269 25 168 9| 5.5 0.0 5.5| 65.6 0.0 65.6 26.2 0.68| 5.7 3.9 3000 270 27 179 8| 4.6 0.6 5.2| 70.2 -1.1 69.1 23.0 0.63| 5.5 3.5 4000 269 30 200 10| 3.5 1.9 5.3| 70.2 -19.5 50.7 12.7 0.37| 5.7 2.1 5000 263 34 208 14| 2.8 2.8 5.6| 70.2 -64.6 5.5 1.1 0.19| 5.9 1.1 6000 257 38 210 19| 2.3 3.3 5.6|109.2 -88.2 21.0 3.5 0.17| 6.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//U6075/skewt/U6075.skewt.20251220.12.gif