UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120523.upa.cvt Date: 2300Z 5 DEC 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 5 DEC 25 Station: EG918 WMO ident: 3918 Latitude: 54.50 Longitude: -6.34 ------------------------------------------------------------------------------- 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 -185 SFC 976 17 9.4 8.3 93 1.1 8.8 200 7 284.5 285.7 283.0 304.1 7.05 2 972 51 9.6 7.2 85 2.4 8.3 202 9 285.1 286.2 282.7 303.3 6.56 3 925 462 6.6 6.1 97 0.5 6.3 220 30 286.1 287.2 283.0 304.0 6.39 4 910 596 5.6 5.5 99 0.1 5.5 223 29 286.4 287.5 283.0 303.9 6.23 5 874 926 3.8 3.6 99 0.2 3.7 230 26 287.8 288.8 283.0 303.9 5.67 6 862 1038 3.4 1.5 87 1.9 2.5 233 25 288.5 289.4 282.4 302.7 4.95 7 850 1152 2.6 1.0 89 1.6 1.8 235 24 288.9 289.7 282.5 302.7 4.84 8 825 1393 1.0 1.0 100 0.0 1.0 230 23 289.7 290.5 283.0 304.0 4.99 9 700 2697 -6.3 -6.5 98 0.2 -6.4 200 18 295.5 296.1 283.6 305.5 3.36 10 685 2866 -7.3 -8.3 93 1.0 -7.7 199 18 296.2 296.8 283.5 305.2 2.98 11 669 3049 -8.5 -8.6 99 0.1 -8.5 198 19 296.9 297.4 283.7 305.9 2.98 12 642 3368 -10.3 -11.9 88 1.6 -10.8 196 20 298.4 298.8 283.7 305.7 2.39 13 629 3525 -11.3 -14.2 79 2.9 -12.2 195 20 299.0 299.3 283.5 305.2 2.02 14 604 3834 -13.7 -15.8 84 2.1 -14.3 193 21 299.7 300.0 283.6 305.5 1.85 15 545 4606 -19.5 -22.1 80 2.6 -20.1 189 23 301.7 302.0 283.6 305.6 1.19 16 537 4716 -20.3 -24.9 67 4.6 -21.2 188 24 302.1 302.2 283.4 305.1 0.94 17 527 4855 -21.3 -26.2 65 4.9 -22.2 187 24 302.5 302.6 283.5 305.3 0.85 18 500 5240 -24.9 -28.2 74 3.3 -25.5 185 25 302.7 302.8 283.5 305.2 0.75 19 481 5520 -27.3 -29.6 81 2.3 -27.6 180 23 303.1 303.2 283.5 305.4 0.68 20 459 5855 -30.5 -30.5 100 0.0 -30.5 173 21 303.2 303.3 283.5 305.4 0.66 21 454 5932 -31.3 -31.9 94 0.6 -31.4 172 20 303.1 303.2 283.4 305.1 0.58 22 451 5979 -30.9 -35.1 67 4.2 -31.4 171 20 304.2 304.3 283.7 305.7 0.43 23 448 6026 -31.1 -36.0 62 4.9 -31.6 170 20 304.5 304.6 283.7 305.9 0.39 24 444 6090 -31.3 -33.7 79 2.4 -31.6 169 19 305.1 305.2 284.1 306.8 0.50 25 440 6154 -31.5 -35.1 70 3.6 -31.9 168 19 305.6 305.7 284.2 307.1 0.44 26 438 6186 -31.7 -37.7 55 6.0 -32.3 167 18 305.7 305.8 284.1 306.9 0.34 27 432 6283 -32.5 -36.1 70 3.6 -32.9 165 18 305.9 306.0 284.3 307.3 0.40 28 425 6398 -33.5 -36.6 74 3.1 -33.8 163 17 306.1 306.2 284.4 307.4 0.39 29 421 6464 -34.1 -36.8 76 2.7 -34.4 162 17 306.2 306.2 284.4 307.5 0.39 30 407 6700 -36.3 -41.3 60 5.0 -36.7 157 15 306.3 306.3 284.2 307.2 0.25 31 400 6820 -37.1 -39.5 78 2.4 -37.3 155 14 306.8 306.8 284.5 307.9 0.31 32 397 6872 -37.5 -39.6 81 2.1 -37.7 156 14 306.9 307.0 284.5 308.0 0.31 33 395 6907 -37.9 -40.9 73 3.0 -38.1 157 14 306.8 306.9 284.5 307.8 0.27 34 393 6942 -38.1 -39.9 83 1.8 -38.2 158 14 307.0 307.1 284.6 308.1 0.30 35 386 7066 -39.3 -46.3 47 7.0 -39.7 161 15 307.0 307.1 284.4 307.6 0.16 36 384 7102 -39.5 -43.2 68 3.7 -39.8 162 15 307.2 307.3 284.5 308.0 0.22 37 374 7283 -41.1 -43.5 78 2.4 -41.2 167 16 307.4 307.5 284.7 308.2 0.22 38 370 7356 -41.7 -44.9 71 3.2 -41.9 169 16 307.6 307.6 284.7 308.3 0.19 39 367 7411 -41.9 -48.9 46 7.0 -42.2 170 16 308.0 308.0 284.7 308.5 0.12 40 365 7448 -42.3 -48.3 52 6.0 -42.6 171 16 308.0 308.0 284.7 308.5 0.13 41 362 7504 -42.7 -50.7 41 8.0 -43.0 172 16 308.2 308.2 284.8 308.5 0.10 42 358 7580 -43.3 -50.3 46 7.0 -43.6 174 17 308.3 308.4 284.8 308.7 0.11 43 357 7598 -43.5 -51.5 41 8.0 -43.8 175 17 308.3 308.3 284.8 308.7 0.09 44 352 7694 -43.9 -60.9 14 17.0 -44.4 177 17 309.0 309.0 285.0 309.1 0.03 45 300 8760 -48.5 -68.5 8 20.0 -48.8 205 21 317.0 317.0 287.8 317.0 0.01 46 292 8937 -49.5 -68.5 9 19.0 -49.8 206 21 318.0 318.0 288.1 318.1 0.01 47 270 9448 -51.3 -70.3 9 19.0 -51.6 210 21 322.6 322.6 289.6 322.7 0.01 48 250 9950 -49.9 -72.9 5 23.0 -50.3 245 15 331.9 331.9 292.2 331.9 0.01 49 228 10553 -48.7 -77.7 2 29.0 -49.2 247 17 342.6 342.6 295.0 342.6 0.00 50 200 11410 -50.3 -79.3 2 29.0 -50.8 250 19 353.1 353.1 297.3 353.1 0.00 51 166 12618 -51.5 -81.5 2 30.0 -52.0 256 26 370.4 370.4 300.7 370.5 0.00 52 150 13270 -53.9 -82.9 2 29.0 -54.3 260 30 377.2 377.2 301.8 377.2 0.00 53 125 14429 -59.1 -85.1 2 26.0 -59.4 271 33 388.0 388.0 303.5 388.0 0.00 54 100 15820 -61.9 -85.9 3 24.0 -62.1 285 37 408.1 408.1 306.3 408.1 0.00 55 82 17037 -65.3 -88.3 3 23.0 -65.5 285 40 425.0 425.0 308.3 425.0 0.00 56 81 17111 -64.7 -87.7 3 23.0 -64.9 285 40 427.7 427.7 308.6 427.7 0.00 57 70 18000 -65.5 -88.5 3 23.0 -65.7 285 42 444.3 444.3 310.3 444.3 0.00 58 60 18935 -66.1 -88.1 3 22.0 -66.3 287 46 462.9 462.9 312.0 463.0 0.00 59 50 20030 -69.3 -90.3 3 21.0 -69.5 290 50 480.2 480.2 313.5 480.2 0.00 60 42 21063 -72.3 -91.3 4 19.0 -72.4 293 51 497.3 497.3 314.8 497.3 0.00 61 38 21654 -70.5 -90.5 4 20.0 -70.7 295 52 516.3 516.3 316.1 516.3 0.00 62 32 22669 -72.1 -92.1 3 20.0 -72.3 299 53 538.1 538.1 317.4 538.1 0.00 63 30 23050 -71.3 -91.3 4 20.0 -71.5 300 54 550.3 550.3 318.1 550.3 0.00 64 26 23894 -70.9 -91.9 3 21.0 -71.2 296 56 574.4 574.4 319.4 574.4 0.00 65 20 25430 -74.3 -93.3 4 19.0 -74.5 290 59 608.7 608.7 321.0 608.8 0.00 66 17 26374 -75.3 -94.3 4 19.0 -75.5 634.5 634.5 322.1 634.5 0.00 67 17 26374 -74.9 -94.9 3 20.0 -75.1 635.8 635.8 322.2 635.8 0.00 TRP 270 9448 -51.3 -70.3 9 19.0 -51.6 210 21 322.6 322.6 289.6 322.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5425.00 m Freezing level: 807.88 mb = 1571.53 m = 5155.88 ft Wetbulb zero: 807.80 mb = 1560.11 m = 5118.41 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 89.27 % Est. max temperature: 14.47 C = 58.04 F Sfc-Lift cond lev (LCL): 959.94 mb = 154.85 m = 508.02 ft T: 8.84 C 700-500 lapse rate: 7.31 C/km ThetaE index: 1.22 C Layer 862.0- 850.0 mb Conv cond level (CCL): 910.35 mb = 593.02 m = 1945.58 ft Mean mixing ratio: 6.28 g/kg Conv temperature: 11.23 C = 52.22 F Cap Strength: 1.94 C Lifted Index: 1.45 C Risk: Showers probable Lifted Index @300 mb: 9.49 C Lifted Index @700 mb: 1.00 C Showalter Index: 2.18 C Risk: Showers probable Total Totals Index: 53.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 25.90 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 173.00 Risk: None Energy Index: 0.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.09 J/kg Max Up Vert Vel: 4.49 m/s Conv Inhibition (B-): 39634.21 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 913.16 mb = 567.72 m = 1862.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 at 16 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 ---------------------------------------------------------- 0 976 17 200 7 2.4 6.6 | 72 11 -10.6 -3.4 1 925 462 220 30 19.3 23.0 | 206 14 6.3 13.0 2 850 1152 235 24 19.7 13.8 | 240 8 6.6 3.8 3 700 2697 200 18 6.2 16.9 | 135 10 -6.9 6.9 4 500 5240 185 25 2.2 24.9 | 144 18 -10.8 14.9 5 400 6820 155 14 -5.9 12.7 | 98 19 -18.9 2.7 6 300 8760 205 21 8.9 19.0 | 155 10 -4.1 9.1 7 270 9448 210 21 10.5 18.2 | 163 9 -2.5 8.2 8 250 9950 245 15 13.6 6.3 | 351 4 0.6 -3.6 9 200 11410 250 19 17.9 6.5 | 306 6 4.8 -3.5 10 150 13270 260 30 29.5 5.2 | 286 17 16.5 -4.8 11 100 15820 285 37 35.7 -9.6 | 311 30 22.7 -19.6 12 70 18000 285 42 40.6 -10.9 | 307 35 27.5 -20.9 13 50 20030 290 50 47.0 -17.1 | 309 43 34.0 -27.1 14 30 23050 300 54 46.8 -27.0 | 318 50 33.7 -37.0 15 20 25430 290 59 55.4 -20.2 | 305 52 42.4 -30.2 Wind Parameters Mean winds (0-6000m): 202.5 at 21.9 knts Storm direction: 232.5 at 16.4 knts Shear (0-3000m) pos: 3.4 neg: 2.4 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 65.8 deg Storm rel helicity (0-3000m) pos: 64.8 neg: -24.5 tot: 40.3 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.39 Bulk Shear: 4.22 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 ------------------------------------------------------------------------------- 500 217 20 169 6| 23.8 0.0 23.8| 48.1 0.0 48.1 96.3 0.87| 25.0 21.7 1000 222 24 201 8| 10.1 0.0 10.1| 61.4 0.0 61.4 61.4 0.82| 16.0 13.1 1500 225 24 209 8| 6.7 1.2 7.9| 63.5 -5.7 57.8 38.6 0.65| 12.3 8.0 2000 225 23 206 7| 5.0 2.1 7.1| 63.5 -13.7 49.9 24.9 0.46| 10.5 4.8 2500 222 22 198 7| 4.0 2.5 6.6| 63.5 -21.6 41.9 16.8 0.33| 9.3 3.1 3000 220 22 187 7| 3.4 2.4 5.8| 64.8 -24.5 40.3 13.4 0.30| 8.1 2.4 4000 214 21 172 8| 2.5 2.1 4.6| 68.0 -24.5 43.5 10.9 0.30| 6.6 2.0 5000 208 22 162 10| 2.0 2.0 4.0| 69.3 -24.5 44.7 8.9 0.28| 5.6 1.6 6000 203 22 156 11| 1.7 2.0 3.7| 69.3 -63.4 5.9 1.0 0.12| 5.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251205.23.gif