UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120423.upa.cvt Date: 2300Z 4 DEC 25 Searching for LY369... Searching the city database file for: LY369 ... Date:2300Z 4 DEC 25 Station: LY369 WMO ident: 13369 ------------------------------------------------------------------------------- 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 890 -778 4.6 3.0 89 1.6 3.8 150 9 287.2 288.1 282.3 302.3 5.34 1 844 -251 3.0 1.7 91 1.3 2.4 151 16 289.9 290.8 283.2 304.6 5.13 2 833 -122 4.0 1.4 83 2.6 2.7 153 17 292.0 292.9 284.1 306.7 5.08 3 778 545 0.6 -2.6 79 3.2 -0.8 161 23 294.1 294.9 283.8 306.1 4.06 4 722 1255 -4.9 -5.8 93 0.9 -5.3 171 30 294.4 295.1 283.2 304.6 3.43 5 721 1268 -3.9 -6.0 85 2.1 -4.7 171 30 295.7 296.3 283.7 305.8 3.39 6 718 1307 -3.3 -7.8 71 4.5 -5.1 172 31 296.7 297.2 283.6 305.6 2.96 7 715 1347 -1.1 -14.1 37 13.0 -5.5 172 31 299.4 299.8 283.4 305.0 1.79 8 658 2123 -5.9 -15.9 45 10.0 -9.1 172 32 301.2 301.5 284.0 306.5 1.68 9 639 2391 -6.9 -26.9 19 20.0 -11.6 171 31 302.6 302.8 283.3 304.8 0.66 10 559 3589 -13.9 -23.9 43 10.0 -16.3 165 29 306.2 306.4 285.1 309.4 0.99 11 502 4517 -18.7 -40.7 13 22.0 -21.7 160 27 309.9 309.9 285.5 310.7 0.22 12 449 5449 -25.7 -43.7 17 18.0 -27.5 160 31 311.1 311.2 285.9 311.8 0.18 13 426 5876 -28.5 -48.5 13 20.0 -30.2 160 33 312.3 312.3 286.3 312.7 0.11 14 410 6182 -30.9 -39.9 41 9.0 -31.8 160 34 312.6 312.7 286.6 313.7 0.29 15 355 7300 -40.1 -43.2 72 3.1 -40.3 166 39 313.4 313.4 286.8 314.2 0.24 16 258 9601 -57.6 -61.8 59 4.2 -57.7 180 62 317.5 317.6 288.0 317.7 0.04 17 217 10755 -67.1 -71.9 51 4.8 -67.1 175 48 319.0 319.0 288.4 319.0 0.01 18 209 11000 -64.3 -69.2 51 4.9 -64.3 173 43 326.8 326.8 290.8 326.9 0.02 19 182 11903 -64.5 -71.5 38 7.0 -64.6 185 36 339.7 339.7 294.3 339.7 0.01 20 122 14514 -57.5 -81.5 3 24.0 -57.8 220 37 393.6 393.6 304.3 393.6 0.00 21 93 16291 -57.1 -87.1 1 30.0 -57.6 230 38 426.2 426.2 308.4 426.2 0.00 22 63 18787 -62.7 -91.7 1 29.0 -63.0 245 37 464.0 464.0 312.1 464.0 0.00 23 57 19422 -58.5 -88.5 1 30.0 -59.1 241 44 487.0 487.0 314.0 487.0 0.00 24 49 20384 -61.1 -90.1 1 29.0 -61.6 237 55 502.4 502.4 315.1 502.4 0.00 25 43 21214 -57.9 -87.9 1 30.0 -58.7 247 58 529.4 529.4 316.9 529.4 0.00 26 36 22333 -63.9 -91.9 1 28.0 -64.4 261 64 541.5 541.5 317.6 541.5 0.00 27 31 23265 -61.7 -90.7 1 29.0 -62.4 272 68 571.1 571.1 319.2 571.1 0.00 28 30 23470 -62.5 -91.5 1 29.0 -63.2 275 69 574.3 574.3 319.4 574.3 0.00 29 20 25940 -64.5 -92.5 1 28.0 -65.3 260 103 638.7 638.7 322.3 638.8 0.00 TRP 217 10755 -67.1 -71.9 51 4.8 -67.1 175 48 319.0 319.0 288.4 319.0 0.01 WND 258 9601 -57.6 -61.8 59 4.2 -57.7 180 62 317.5 317.6 288.0 317.7 0.04 Sounding variables and indices Freezing level: 771.89 mb = 622.13 m = 2041.09 ft Wetbulb zero: 790.88 mb = 384.48 m = 1261.40 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 52.06 % Est. max temperature: 11.55 C = 52.79 F Sfc-Lift cond lev (LCL): 868.27 mb = -532.71 m = -1747.72 ft T: 3.85 C 700-500 lapse rate: 5.53 C/km ThetaE index: 2.10 C Layer 778.0- 721.0 mb Conv cond level (CCL): 771.98 mb = 618.45 m = 2029.01 ft Mean mixing ratio: 4.97 g/kg Conv temperature: 11.37 C = 52.47 F Cap Strength: 6.59 C Lifted Index: 6.58 C Risk: None Lifted Index @300 mb: 7.78 C Lifted Index @700 mb: 4.33 C Showalter Index: 7.10 C Risk: None Total Totals Index: 42.99 C Risk: None Vertical Totals Index: 22.16 C Cross Totals Index: 20.82 C K Index: 11.80 Risk: None Sweat Index: 79.23 Risk: None Energy Index: 3.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.34 J/kg Max Up Vert Vel: 8.87 m/s Conv Inhibition (B-): 44011.42 J/kg Cap Strength: 6.61 C Lift Cond Lev (LCL): 811.65 mb = 131.48 m = 431.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 198 at 20 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 ---------------------------------------------------------- 0 890 -778 150 9 -4.5 7.8 | 43 15 -10.5 -11.1 1 850 1411 150 15 -7.5 13.0 | 66 15 -13.5 -5.9 2 700 2968 175 33 -2.9 32.9 | 148 17 -8.9 14.0 3 500 5550 160 27 -9.2 25.4 | 113 17 -15.3 6.5 4 400 7170 160 35 -12.0 32.9 | 128 23 -18.0 14.0 5 300 9120 175 44 -3.8 43.8 | 158 27 -9.9 24.9 6 258 9601 180 62 0.0 62.0 | 172 44 -6.0 43.1 7 250 10280 180 60 0.0 60.0 | 172 42 -6.0 41.1 8 217 10755 175 48 -4.2 47.8 | 161 31 -10.2 28.9 9 200 11650 170 38 -6.6 37.4 | 146 22 -12.6 18.5 10 150 13420 215 33 18.9 27.0 | 238 15 12.9 8.1 11 100 15980 225 40 28.3 28.3 | 247 24 22.3 9.4 12 70 18210 250 29 27.3 9.9 | 293 23 21.2 -9.0 13 50 20300 235 54 44.2 31.0 | 252 40 38.2 12.1 14 30 23470 275 69 68.7 -6.0 | 292 67 62.7 -24.9 15 20 25940 260 103 101.4 17.9 | 271 95 95.4 -1.0 Wind Parameters Mean winds (0-6000m): 167.7 at 26.4 knts Storm direction: 197.7 at 19.8 knts Shear (0-3000m) pos: 1.8 neg: 0.9 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 65.1 deg Storm rel helicity (0-3000m) pos: 61.5 neg: 0.0 tot: 61.5 m^2/s^2 ave: 20.5 10^-3 m/s^2 rel: 0.99 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.97 Bulk Shear: 40.50 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 ------------------------------------------------------------------------------- 500 150 10 46 15| 0.0 1.4 1.4| 5.3 0.0 5.3 10.6 0.97| 1.4 1.4 1000 150 10 48 15| 0.0 1.4 1.4| 10.6 0.0 10.6 10.6 0.98| 1.4 1.4 1500 150 11 51 15| 0.0 1.4 1.4| 15.9 0.0 15.9 10.6 0.99| 1.4 1.4 2000 150 12 54 15| 0.0 1.4 1.4| 21.3 0.0 21.3 10.6 0.99| 1.4 1.4 2500 151 14 63 14| 0.9 1.1 2.0| 37.7 0.0 37.7 15.1 0.99| 2.0 2.0 3000 156 17 76 13| 1.8 0.9 2.8| 61.5 0.0 61.5 20.5 0.99| 2.8 2.8 4000 167 23 107 12| 2.6 0.7 3.3|100.5 -3.5 96.9 24.2 0.92| 3.5 3.3 5000 168 25 119 13| 2.1 0.6 2.7|100.5 -20.5 80.0 16.0 0.68| 3.2 2.2 6000 168 26 121 14| 1.7 0.7 2.4|100.5 -36.6 63.8 10.6 0.50| 3.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//LY369/skewt/LY369.skewt.20251204.23.gif