UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112923.upa.cvt Date: 2300Z 29 NOV 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 29 NOV 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 ------------------------------------------------------------------------------- SFC 1007 22 3.4 0.5 81 2.9 2.1 250 5 276.0 276.7 274.9 286.7 3.93 1 1003 55 4.0 0.4 77 3.6 2.4 279 9 276.9 277.6 275.5 287.7 3.92 2 1000 79 4.0 -0.1 75 4.1 2.2 300 12 277.1 277.8 275.4 287.6 3.79 3 993 136 4.0 -0.2 74 4.2 2.2 304 13 277.7 278.3 275.7 288.2 3.79 4 989 169 4.8 -0.2 70 5.0 2.7 306 13 278.8 279.5 276.3 289.4 3.81 5 955 453 3.0 -2.0 70 5.0 0.9 324 17 279.8 280.4 276.4 289.5 3.45 6 925 711 0.6 -2.9 77 3.5 -0.8 340 21 279.9 280.5 276.3 289.2 3.33 7 881 1100 -2.5 -4.3 87 1.8 -3.2 331 24 280.6 281.2 276.4 289.5 3.15 8 874 1164 -2.7 -5.2 83 2.5 -3.6 330 25 281.1 281.6 276.4 289.5 2.97 9 866 1237 -2.1 -7.1 69 5.0 -3.9 328 26 282.4 282.9 276.6 289.8 2.59 10 850 1385 -3.1 -7.4 72 4.3 -4.6 325 27 282.9 283.3 276.8 290.3 2.58 11 813 1735 -5.9 -7.9 86 2.0 -6.6 322 29 283.6 284.0 277.2 291.0 2.59 12 770 2158 -9.3 -11.1 87 1.8 -9.9 317 31 284.3 284.7 276.9 290.5 2.12 13 769 2168 -9.3 -11.1 87 1.8 -9.9 317 31 284.4 284.8 277.0 290.6 2.13 14 745 2413 -10.7 -13.1 82 2.4 -11.4 315 32 285.5 285.8 277.2 291.0 1.87 15 714 2738 -13.1 -13.6 96 0.5 -13.2 312 34 286.4 286.7 277.6 291.9 1.87 16 704 2846 -13.7 -16.3 81 2.6 -14.4 310 35 286.8 287.1 277.3 291.4 1.52 17 700 2889 -14.1 -15.9 86 1.8 -14.6 310 35 286.9 287.1 277.4 291.6 1.58 18 698 2911 -14.3 -15.8 88 1.5 -14.7 310 35 286.9 287.2 277.4 291.6 1.60 19 664 3287 -17.1 -21.7 67 4.6 -18.0 311 34 287.9 288.0 277.2 291.0 1.01 20 661 3321 -17.3 -21.3 71 4.0 -18.1 311 34 288.0 288.2 277.3 291.2 1.06 21 659 3343 -17.5 -22.5 65 5.0 -18.5 311 34 288.0 288.2 277.2 291.0 0.95 22 652 3423 -18.1 -21.0 78 2.9 -18.7 311 33 288.2 288.4 277.4 291.6 1.10 23 645 3503 -18.7 -22.1 75 3.4 -19.4 311 33 288.4 288.6 277.4 291.5 1.01 24 641 3550 -18.9 -27.9 45 9.0 -20.4 311 33 288.7 288.8 277.0 290.6 0.60 25 630 3678 -20.1 -30.1 41 10.0 -21.6 312 32 288.8 288.9 276.9 290.4 0.50 26 625 3737 -20.5 -26.5 59 6.0 -21.5 312 32 289.0 289.1 277.3 291.2 0.70 27 623 3761 -20.5 -31.5 37 11.0 -22.1 312 32 289.3 289.3 277.0 290.7 0.44 28 612 3892 -21.3 -41.3 15 20.0 -23.4 312 32 289.8 289.9 276.9 290.4 0.17 29 598 4063 -20.7 -50.7 5 30.0 -23.2 312 31 292.4 292.5 278.0 292.7 0.06 30 500 5360 -30.1 -51.1 11 21.0 -31.4 315 27 296.3 296.4 279.8 296.6 0.07 31 475 5724 -32.3 -53.3 11 21.0 -33.4 312 26 298.0 298.0 280.6 298.2 0.06 32 461 5935 -33.9 -44.9 32 11.0 -34.6 310 26 298.6 298.6 280.9 299.1 0.15 33 459 5966 -34.1 -50.1 18 16.0 -35.0 309 25 298.7 298.7 280.9 299.0 0.09 34 441 6245 -36.1 -46.1 35 10.0 -36.7 307 25 299.6 299.6 281.4 300.1 0.14 35 439 6277 -35.9 -51.9 18 16.0 -36.7 306 25 300.2 300.2 281.5 300.5 0.07 36 433 6373 -36.3 -58.3 9 22.0 -37.2 305 24 300.9 300.9 281.8 301.0 0.03 37 406 6818 -39.1 -62.1 7 23.0 -39.8 301 23 302.9 302.9 282.5 303.0 0.02 38 400 6920 -39.9 -61.9 8 22.0 -40.6 300 23 303.1 303.1 282.7 303.2 0.02 39 370 7450 -43.1 -63.1 9 20.0 -43.6 308 35 305.7 305.7 283.7 305.8 0.02 40 310 8633 -47.1 -73.1 4 26.0 -47.5 327 63 316.0 316.0 287.4 316.0 0.01 41 300 8850 -48.1 -71.1 5 23.0 -48.5 330 68 317.6 317.6 287.9 317.6 0.01 42 279 9324 -50.7 -70.7 8 20.0 -51.0 330 68 320.5 320.5 288.9 320.5 0.01 43 256 9885 -49.6 -73.5 4 23.9 -50.0 325 71 330.1 330.1 291.7 330.1 0.01 44 250 10040 -49.3 -74.3 4 25.0 -49.7 330 67 332.8 332.8 292.4 332.8 0.01 45 200 11480 -52.7 -80.7 2 28.0 -53.1 325 45 349.3 349.3 296.5 349.3 0.00 46 170 12523 -57.1 -83.1 2 26.0 -57.3 319 42 358.6 358.6 298.4 358.6 0.00 47 150 13320 -55.7 -82.7 2 27.0 -56.1 315 39 374.1 374.1 301.3 374.1 0.00 48 144 13579 -55.1 -83.1 2 28.0 -55.5 314 37 379.5 379.5 302.2 379.6 0.00 49 100 15880 -57.9 -84.9 2 27.0 -58.3 305 16 415.9 415.9 307.2 415.9 0.00 50 86 16824 -60.7 -86.7 2 26.0 -61.0 297 16 428.5 428.5 308.7 428.6 0.00 51 79 17355 -58.1 -86.1 2 28.0 -58.6 292 16 444.4 444.4 310.3 444.5 0.00 52 70 18110 -61.9 -87.9 2 26.0 -62.2 285 16 452.0 452.0 311.0 452.0 0.00 53 68 18289 -62.1 -88.1 2 26.0 -62.4 287 16 455.3 455.3 311.4 455.3 0.00 54 61 18967 -58.5 -86.5 2 28.0 -59.0 293 15 477.7 477.7 313.2 477.7 0.00 55 50 20200 -64.3 -89.3 2 25.0 -64.6 305 14 492.0 492.0 314.4 492.0 0.00 56 45 20838 -67.3 -90.3 2 23.0 -67.5 300 15 499.7 499.7 314.9 499.7 0.00 57 32 22900 -65.3 -90.3 2 25.0 -65.8 283 17 556.3 556.3 318.5 556.3 0.00 58 30 23290 -67.9 -90.9 2 23.0 -68.2 280 17 559.5 559.5 318.6 559.6 0.00 59 23 24880 -69.9 -91.9 3 22.0 -70.2 597.8 597.8 320.5 597.8 0.00 60 22 25144 -69.7 -92.7 2 23.0 -70.1 606.1 606.1 320.9 606.1 0.00 TRP 279 9324 -50.7 -70.7 8 20.0 -51.0 330 68 320.5 320.5 288.9 320.5 0.01 WND 256 9885 -49.6 -73.5 4 23.9 -50.0 325 71 330.1 330.1 291.7 330.1 0.01 Sounding variables and indices 1000-500 mb thick: 5281.00 m Freezing level: 916.48 mb = 786.38 m = 2579.95 ft Wetbulb zero: 938.89 mb = 590.70 m = 1937.98 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 56.25 % Est. max temperature: 10.11 C = 50.20 F Sfc-Lift cond lev (LCL): 962.78 mb = 387.49 m = 1271.27 ft T: 3.42 C 700-500 lapse rate: 6.48 C/km ThetaE index: 0.49 C Layer 704.0- 700.0 mb Conv cond level (CCL): 846.82 mb = 1414.51 m = 4640.73 ft Mean mixing ratio: 3.53 g/kg Conv temperature: 10.37 C = 50.66 F Cap Strength: 5.00 C Lifted Index: 6.79 C Risk: None Lifted Index @300 mb: 20.20 C Lifted Index @700 mb: 2.11 C Showalter Index: 5.92 C Risk: None Total Totals Index: 49.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 22.70 C K Index: 17.80 Risk: < 20 % chance of thunderstorms Sweat Index: 95.00 Risk: None Energy Index: 1.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.10 J/kg Max Up Vert Vel: 4.49 m/s Conv Inhibition (B-): 45535.92 J/kg Cap Strength: 6.71 C Lift Cond Lev (LCL): 894.83 mb = 975.98 m = 3201.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 21 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 1007 22 250 5 4.7 1.7 | 179 22 -0.5 22.1 1 1000 79 300 12 10.4 -6.0 | 200 15 5.2 14.4 2 925 711 340 21 7.2 -19.7 | 251 2 2.0 0.7 3 850 1385 325 27 15.5 -22.1 | 279 10 10.3 -1.7 4 700 2889 310 35 26.8 -22.5 | 276 22 21.6 -2.1 5 500 5360 315 27 19.1 -19.1 | 265 14 13.9 1.3 6 400 6920 300 23 19.9 -11.5 | 239 17 14.7 8.9 7 300 8850 330 68 34.0 -58.9 | 323 48 28.8 -38.5 8 279 9324 330 68 34.0 -58.9 | 323 48 28.8 -38.5 9 256 9885 325 71 40.7 -58.2 | 317 52 35.5 -37.8 10 250 10040 330 67 33.5 -58.0 | 323 47 28.3 -37.6 11 200 11480 325 45 25.8 -36.9 | 309 26 20.6 -16.5 12 150 13320 315 39 27.6 -27.6 | 288 24 22.4 -7.2 13 100 15880 305 16 13.1 -9.2 | 215 14 7.9 11.2 14 70 18110 285 16 15.5 -4.1 | 212 19 10.3 16.3 15 50 20200 305 14 11.5 -8.0 | 207 14 6.3 12.4 16 30 23290 280 17 16.7 -3.0 | 214 21 11.6 17.5 Wind Parameters Mean winds (0-6000m): 315.8 at 28.1 knts Storm direction: 345.8 at 21.1 knts Shear (0-3000m) pos: 4.1 neg: 2.7 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 96.5 deg Storm rel helicity (0-3000m) pos: 48.6 neg: -7.2 tot: 41.4 m^2/s^2 ave: 13.8 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 24.75 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 ------------------------------------------------------------------------------- 500 315 14 206 11| 18.5 0.0 18.5| 44.7 0.0 44.7 89.5 0.58| 20.0 11.6 1000 329 18 218 6| 12.2 0.0 12.2| 48.1 0.0 48.1 48.1 0.53| 14.5 7.6 1500 328 21 243 6| 8.1 2.0 10.1| 48.6 -0.1 48.5 32.3 0.44| 11.6 5.1 2000 326 23 258 8| 6.1 2.4 8.5| 48.6 -0.7 48.0 24.0 0.39| 9.7 3.8 2500 323 25 265 10| 4.9 2.7 7.6| 48.6 -3.2 45.5 18.2 0.34| 8.5 2.9 3000 320 26 269 12| 4.1 2.7 6.7| 48.6 -7.2 41.4 13.8 0.30| 7.6 2.3 4000 318 28 271 14| 2.8 2.0 4.8| 48.6 -12.6 36.0 9.0 0.26| 6.2 1.6 5000 316 28 270 14| 2.1 1.6 3.7| 48.6 -19.0 29.6 5.9 0.21| 5.3 1.1 6000 316 28 269 14| 1.7 1.3 3.1| 48.6 -33.3 15.3 2.6 0.13| 4.8 0.6 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251129.23.gif