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 EHDB... Searching the city database file for: EHDB ... Date:0000Z 9 DEC 25 Station: EHDB WMO ident: 6260 Latitude: 52.10 Longitude: 5.18 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 4 12.8 11.8 94 1.0 12.2 200 7 284.9 286.4 284.8 308.7 8.61 1 1000 113 12.0 11.2 95 0.8 11.6 210 15 285.1 286.6 284.7 308.3 8.37 2 925 763 8.6 5.9 83 2.7 7.2 260 29 288.1 289.2 283.8 305.9 6.30 3 889 1091 7.2 2.2 70 5.0 4.7 258 29 289.9 290.8 283.2 304.4 5.04 4 850 1458 4.2 2.6 89 1.6 3.4 255 29 290.5 291.5 283.8 306.1 5.43 5 826 1690 2.2 2.2 100 0.0 2.2 255 30 290.8 291.8 284.0 306.4 5.43 6 764 2318 -1.1 -1.1 100 0.0 -1.1 255 31 293.8 294.6 284.3 307.3 4.62 7 763 2328 -1.1 -1.1 100 0.0 -1.1 255 31 293.9 294.8 284.4 307.5 4.63 8 725 2735 -2.7 -5.2 83 2.5 -3.7 255 32 296.5 297.2 284.2 307.2 3.58 9 700 3013 -3.9 -6.3 83 2.4 -4.9 255 33 298.2 298.8 284.7 308.4 3.41 10 644 3667 -6.9 -7.0 99 0.1 -7.0 257 36 302.0 302.6 286.3 312.7 3.51 11 605 4152 -9.3 -11.2 86 1.9 -10.0 259 38 304.6 305.1 286.4 313.0 2.68 12 601 4203 -9.1 -14.0 68 4.9 -10.8 260 38 305.4 305.8 286.1 312.3 2.15 13 528 5192 -16.1 -16.7 95 0.6 -16.3 263 42 308.6 308.9 287.1 314.9 1.96 14 500 5600 -18.7 -20.3 87 1.6 -19.1 265 44 310.2 310.5 287.2 315.2 1.52 15 485 5827 -20.3 -23.5 76 3.2 -21.0 266 47 311.0 311.2 287.1 314.9 1.18 16 457 6266 -23.1 -23.1 100 0.0 -23.1 269 54 312.8 313.1 287.8 317.2 1.30 17 419 6897 -27.7 -28.0 97 0.3 -27.8 273 63 314.8 315.0 288.1 317.9 0.91 18 411 7036 -29.1 -29.8 94 0.7 -29.2 274 65 314.7 314.9 287.9 317.4 0.78 19 409 7071 -29.1 -33.0 69 3.9 -29.6 274 66 315.2 315.3 287.8 317.2 0.58 20 404 7159 -29.7 -34.7 62 5.0 -30.4 275 67 315.5 315.6 287.8 317.2 0.50 21 400 7230 -30.3 -36.3 56 6.0 -31.0 275 68 315.6 315.7 287.8 317.1 0.43 22 385 7500 -32.5 -38.5 55 6.0 -33.1 276 70 316.2 316.3 287.9 317.5 0.36 23 300 9200 -47.5 -50.6 70 3.1 -47.6 280 83 318.4 318.4 288.3 318.9 0.12 24 281 9630 -51.7 -53.9 77 2.2 -51.8 284 85 318.4 318.4 288.3 318.7 0.09 25 254 10280 -57.7 -60.0 75 2.3 -57.8 289 88 318.8 318.8 288.4 319.0 0.05 26 250 10380 -58.5 -60.8 75 2.3 -58.5 290 89 319.1 319.1 288.5 319.3 0.04 27 237 10714 -60.1 -64.6 55 4.5 -60.1 295 97 321.7 321.7 289.3 321.8 0.03 28 235 10767 -60.3 -65.2 52 4.9 -60.4 295 96 322.1 322.1 289.4 322.2 0.03 29 232 10847 -60.9 -64.4 63 3.5 -60.9 296 95 322.3 322.3 289.5 322.5 0.03 30 228 10955 -60.7 -62.7 77 2.0 -60.7 296 93 324.3 324.3 290.1 324.4 0.04 31 218 11233 -62.3 -67.3 51 5.0 -62.4 298 89 326.0 326.0 290.6 326.1 0.02 32 212 11404 -63.7 -66.7 67 3.0 -63.7 298 86 326.4 326.4 290.7 326.5 0.02 33 202 11699 -65.3 -68.7 63 3.4 -65.3 300 81 328.4 328.4 291.3 328.5 0.02 34 200 11760 -64.5 -71.5 38 7.0 -64.6 295 77 330.6 330.6 291.9 330.7 0.01 35 179 12433 -65.1 -80.1 11 15.0 -65.2 289 64 340.3 340.3 294.4 340.3 0.00 36 158 13198 -60.7 -80.7 6 20.0 -60.9 283 50 360.1 360.1 298.7 360.1 0.00 37 150 13520 -61.3 -81.3 5 20.0 -61.4 280 44 364.5 364.5 299.5 364.5 0.00 38 126 14598 -64.3 -82.3 7 18.0 -64.4 289 43 377.7 377.7 301.9 377.7 0.00 39 100 16030 -60.1 -83.1 3 23.0 -60.4 300 42 411.6 411.6 306.7 411.6 0.00 TRP 202 11699 -65.3 -68.7 63 3.4 -65.3 300 81 328.4 328.4 291.3 328.5 0.02 WND 237 10714 -60.1 -64.6 55 4.5 -60.1 295 97 321.7 321.7 289.3 321.8 0.03 Sounding variables and indices 1000-500 mb thick: 5487.00 m Freezing level: 784.67 mb = 2108.58 m = 6917.82 ft Wetbulb zero: 784.66 mb = 2103.14 m = 6899.98 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 88.42 % Est. max temperature: 18.27 C = 64.89 F Sfc-Lift cond lev (LCL): 998.04 mb = 129.34 m = 424.34 ft T: 11.91 C 700-500 lapse rate: 5.72 C/km ThetaE index: 4.26 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 901.38 mb = 976.55 m = 3203.87 ft Mean mixing ratio: 7.32 g/kg Conv temperature: 17.22 C = 63.00 F Cap Strength: 4.86 C Lifted Index: 5.42 C Risk: None Lifted Index @300 mb: 8.14 C Lifted Index @700 mb: 1.65 C Showalter Index: 6.09 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 21.30 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 133.20 Risk: None Energy Index: 1.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.58 J/kg Max Up Vert Vel: 5.40 m/s Conv Inhibition (B-): 27.95 J/kg Cap Strength: 5.26 C Lift Cond Lev (LCL): 937.62 mb = 650.03 m = 2132.62 ft Lev Free Conv (LFC): 832.62 mb = 1625.69 m = 5333.55 ft Equ Level (EL): 772.62 mb = 2227.46 m = 7307.84 ft B at Equ Level: 14.48 J/kg Max Parcel Lev (MPL): 712.62 mb = 2871.44 m = 9420.63 ft Wind level data Storm motion: 288 at 25 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 1013 4 200 7 2.4 6.6 | 124 26 -21.8 14.5 1 1000 113 210 15 7.5 13.0 | 142 27 -16.7 21.0 2 925 763 260 29 28.6 5.0 | 199 14 4.4 13.0 3 850 1458 255 29 28.0 7.5 | 194 16 3.9 15.5 4 700 3013 255 33 31.9 8.5 | 205 18 7.7 16.5 5 500 5600 265 44 43.8 3.8 | 239 23 19.7 11.8 6 400 7230 275 68 67.7 -5.9 | 267 44 43.6 2.0 7 300 9200 280 83 81.7 -14.4 | 276 58 57.6 -6.4 8 250 10380 290 89 83.6 -30.4 | 291 64 59.5 -22.5 9 237 10714 295 97 87.9 -41.0 | 297 72 63.8 -33.0 10 202 11699 300 81 70.1 -40.5 | 305 56 46.0 -32.5 11 200 11760 295 77 69.8 -32.5 | 298 52 45.6 -24.6 12 150 13520 280 44 43.3 -7.6 | 269 19 19.2 0.3 13 100 16030 300 42 36.4 -21.0 | 317 18 12.2 -13.0 Wind Parameters Mean winds (0-6000m): 258.3 at 33.9 knts Storm direction: 288.3 at 25.4 knts Shear (0-3000m) pos: 4.5 neg: 0.7 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 81.2 deg Storm rel helicity (0-3000m) pos: 179.1 neg: -4.1 tot: 175.0 m^2/s^2 ave: 58.3 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.24 Bulk Shear: 61.03 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 ------------------------------------------------------------------------------- 500 225 17 150 23| 19.2 0.0 19.2|126.9 0.0 126.9 253.8 0.91| 21.9 20.0 1000 247 22 168 17| 13.4 0.0 13.4|164.8 -1.3 163.5 163.5 0.85| 16.8 14.2 1500 251 25 177 16| 8.9 0.6 9.5|164.8 -4.1 160.7 107.1 0.79| 11.8 9.3 2000 252 26 182 16| 6.7 0.6 7.3|169.6 -4.1 165.5 82.7 0.79| 9.2 7.2 2500 253 27 186 16| 5.4 0.7 6.0|174.3 -4.1 170.2 68.1 0.79| 7.6 6.0 3000 253 28 189 16| 4.5 0.7 5.2|179.1 -4.1 175.0 58.3 0.79| 6.5 5.2 4000 254 30 195 17| 4.0 0.6 4.5|202.3 -4.1 198.1 49.5 0.81| 5.5 4.5 5000 256 32 203 17| 3.7 0.4 4.1|227.3 -4.1 223.1 44.6 0.82| 4.9 4.1 6000 258 34 211 17| 3.8 0.4 4.2|270.8 -4.1 266.7 44.5 0.81| 4.9 4.0 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20251209.00.gif