UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100823.upa.cvt Date: 2300Z 8 OCT 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 8 OCT 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 1023 20 11.8 8.8 82 3.0 10.2 275 6 283.1 284.3 282.3 302.3 6.95 1 1000 209 10.2 7.9 86 2.3 9.0 260 17 283.4 284.5 282.1 301.8 6.69 2 928 826 5.8 5.6 99 0.2 5.7 294 23 285.0 286.0 282.3 302.1 6.15 3 925 853 6.2 5.2 93 1.0 5.7 295 23 285.6 286.7 282.4 302.5 6.00 4 923 871 6.8 6.0 95 0.8 6.4 295 23 286.4 287.5 283.1 304.3 6.36 5 922 880 9.4 8.3 93 1.1 8.8 295 23 289.2 290.5 285.4 310.3 7.47 6 883 1239 8.4 7.8 96 0.6 8.0 298 20 291.7 293.1 286.5 313.3 7.54 7 875 1315 10.6 4.6 66 6.0 7.3 298 19 294.8 295.9 286.2 312.5 6.08 8 850 1556 8.8 4.4 74 4.4 6.5 300 17 295.4 296.5 286.5 313.4 6.17 9 783 2229 2.8 2.6 99 0.2 2.7 292 21 295.9 297.0 286.5 313.2 5.90 10 779 2270 2.4 1.4 93 1.0 1.9 291 21 296.0 296.9 286.0 311.9 5.44 11 775 2312 6.4 -2.6 53 9.0 2.1 290 22 300.7 301.4 286.4 313.0 4.07 12 774 2323 7.2 -3.8 45 11.0 2.1 290 22 301.7 302.3 286.4 313.0 3.73 13 772 2344 7.4 -5.6 39 13.0 1.5 290 22 302.1 302.7 286.1 312.1 3.26 14 765 2419 6.8 -1.2 57 8.0 2.8 289 22 302.2 303.1 287.5 316.1 4.58 15 752 2560 5.6 0.6 70 5.0 3.1 287 23 302.4 303.4 288.2 318.5 5.32 16 715 2971 2.2 -1.4 77 3.6 0.4 282 26 303.1 304.0 288.0 317.7 4.83 17 711 3016 2.2 -3.8 64 6.0 -0.6 282 26 303.6 304.3 287.4 316.0 4.06 18 702 3119 1.6 -6.4 55 8.0 -1.9 280 27 304.0 304.6 286.9 314.4 3.37 19 700 3142 1.8 -9.2 44 11.0 -2.7 280 27 304.5 305.0 286.4 313.0 2.72 20 698 3165 1.8 -10.2 41 12.0 -3.0 280 27 304.7 305.2 286.2 312.6 2.52 21 675 3434 0.6 -17.4 25 18.0 -5.4 281 28 306.3 306.6 285.7 311.0 1.44 22 655 3675 -1.3 -18.3 26 17.0 -6.8 282 28 306.8 307.1 285.8 311.3 1.38 23 628 4009 -3.7 -21.7 23 18.0 -8.9 283 29 307.8 308.0 285.8 311.3 1.07 24 620 4110 -4.1 -29.1 12 25.0 -10.1 284 29 308.5 308.6 285.4 310.4 0.56 25 555 4972 -10.5 -29.5 19 19.0 -14.7 287 31 310.8 310.9 286.4 312.9 0.60 26 543 5140 -10.7 -34.7 12 24.0 -15.3 288 32 312.5 312.6 286.7 313.8 0.37 27 517 5516 -13.1 -40.1 8 27.0 -17.4 289 32 314.0 314.1 287.1 314.9 0.23 28 513 5575 -13.3 -42.3 7 29.0 -17.7 289 33 314.5 314.5 287.1 315.2 0.18 29 500 5770 -14.5 -40.5 9 26.0 -18.6 290 33 315.4 315.4 287.5 316.2 0.22 30 490 5923 -15.3 -38.3 12 23.0 -19.1 290 34 316.2 316.3 287.8 317.2 0.29 31 487 5969 -15.5 -33.5 20 18.0 -18.9 290 34 316.5 316.6 288.1 318.2 0.46 32 482 6047 -16.3 -29.3 32 13.0 -19.0 290 34 316.5 316.6 288.4 318.9 0.70 33 480 6078 -16.5 -23.5 55 7.0 -18.3 290 35 316.6 316.8 288.9 320.7 1.20 34 477 6125 -16.9 -24.9 50 8.0 -18.8 290 35 316.7 316.9 288.8 320.3 1.06 35 473 6188 -17.5 -21.5 71 4.0 -18.6 290 35 316.7 317.0 289.2 321.6 1.45 36 467 6284 -18.3 -21.7 75 3.4 -19.2 290 36 316.9 317.1 289.3 321.7 1.44 37 460 6396 -19.3 -22.3 77 3.0 -20.1 290 36 317.0 317.2 289.3 321.7 1.39 38 456 6461 -19.9 -24.2 69 4.3 -20.9 290 37 317.0 317.2 289.0 321.1 1.18 39 453 6510 -20.3 -23.3 77 3.0 -21.0 290 37 317.1 317.4 289.2 321.5 1.29 40 449 6576 -20.7 -25.0 68 4.3 -21.7 290 37 317.4 317.6 289.1 321.3 1.12 41 441 6708 -21.9 -24.6 79 2.7 -22.5 290 38 317.5 317.8 289.2 321.6 1.18 42 428 6928 -23.1 -31.1 48 8.0 -24.5 290 39 318.7 318.9 289.0 321.1 0.67 43 423 7014 -23.9 -29.9 58 6.0 -25.0 290 40 318.8 318.9 289.2 321.4 0.76 44 405 7330 -25.9 -40.9 23 15.0 -27.7 290 41 320.2 320.2 289.1 321.2 0.26 45 400 7420 -26.7 -41.7 23 15.0 -28.5 290 42 320.3 320.3 289.1 321.2 0.25 46 311 9185 -40.3 -50.3 33 10.0 -40.9 290 39 325.2 325.2 290.5 325.7 0.12 47 308 9251 -40.7 -51.7 30 11.0 -41.3 290 38 325.5 325.6 290.6 326.0 0.11 48 306 9296 -40.7 -56.7 16 16.0 -41.4 290 38 326.1 326.2 290.7 326.4 0.06 49 300 9430 -41.7 -55.7 20 14.0 -42.3 290 38 326.6 326.6 290.8 326.9 0.07 50 295 9544 -42.5 -54.5 26 12.0 -43.0 291 38 327.0 327.0 291.0 327.3 0.08 51 273 10063 -46.9 -55.9 35 9.0 -47.2 298 39 328.0 328.0 291.2 328.3 0.07 52 265 10259 -48.7 -54.7 50 6.0 -48.9 300 39 328.1 328.2 291.3 328.5 0.09 53 263 10309 -48.9 -56.9 39 8.0 -49.1 301 39 328.6 328.6 291.4 328.8 0.07 54 257 10460 -50.3 -57.3 43 7.0 -50.5 303 40 328.7 328.7 291.4 328.9 0.06 55 254 10537 -50.9 -55.2 60 4.3 -51.0 304 40 328.9 328.9 291.5 329.2 0.08 56 250 10640 -51.9 -55.2 68 3.3 -52.0 305 40 328.9 328.9 291.5 329.2 0.09 57 249 10666 -52.1 -55.2 69 3.1 -52.2 305 40 329.0 329.0 291.5 329.3 0.09 58 205 11897 -61.1 -63.8 70 2.7 -61.2 315 42 333.6 333.6 292.7 333.8 0.04 59 200 12050 -61.3 -67.3 45 6.0 -61.4 305 35 335.7 335.7 293.3 335.8 0.02 60 150 13860 -56.5 -83.5 2 27.0 -56.8 315 21 372.7 372.7 301.1 372.7 0.00 61 100 16370 -61.9 -85.9 3 24.0 -62.1 275 20 408.1 408.1 306.3 408.1 0.00 62 83 17531 -60.1 -87.1 2 27.0 -60.4 280 15 434.1 434.1 309.3 434.1 0.00 63 75 18161 -62.1 -88.1 2 26.0 -62.4 283 13 442.7 442.7 310.1 442.7 0.00 64 70 18590 -60.9 -87.9 2 27.0 -61.3 285 11 454.1 454.1 311.3 454.1 0.00 65 68 18770 -60.7 -87.7 2 27.0 -61.1 287 11 458.3 458.3 311.6 458.3 0.00 66 64 19144 -62.9 -88.9 2 26.0 -63.2 292 10 461.5 461.5 311.9 461.5 0.00 67 50 20670 -60.3 -88.3 1 28.0 -60.9 310 8 501.4 501.4 315.1 501.4 0.00 68 38 22371 -62.1 -89.1 2 27.0 -62.7 299 14 537.7 537.7 317.4 537.8 0.00 69 35 22883 -58.9 -88.9 1 30.0 -59.8 296 16 558.9 558.9 318.6 558.9 0.00 70 31 23637 -62.7 -89.7 1 27.0 -63.3 291 19 568.4 568.4 319.0 568.4 0.00 71 30 23840 -60.1 -90.1 1 30.0 -61.0 290 20 580.8 580.8 319.7 580.8 0.00 72 29 24053 -58.1 -89.1 1 31.0 -59.3 294 19 592.0 592.0 320.2 592.0 0.00 73 27 24501 -60.9 -88.9 1 28.0 -61.8 303 18 596.3 596.3 320.5 596.3 0.01 74 23 25504 -58.9 -88.9 1 30.0 -60.2 323 15 630.2 630.2 321.9 630.2 0.01 75 20 26380 -60.3 -89.3 1 29.0 -61.6 340 12 651.6 651.6 322.7 651.6 0.01 76 17 27395 -59.7 -89.7 1 30.0 -61.3 684.5 684.5 323.9 684.6 0.01 77 15 28179 -58.7 -89.7 1 31.0 -60.6 712.8 712.8 324.8 712.9 0.01 78 14 28617 -54.1 -87.1 1 33.0 -57.2 742.6 742.6 325.7 742.7 0.01 TRP 205 11897 -61.1 -63.8 70 2.7 -61.2 315 42 333.6 333.6 292.7 333.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5561.00 m Freezing level: 668.68 mb = 3510.27 m = 11516.50 ft Wetbulb zero: 713.27 mb = 2990.22 m = 9810.32 ft Precipitable water: 0.89 inches Sfc-500 mean rel hum: 51.69 % Est. max temperature: 23.62 C = 74.51 F Sfc-Lift cond lev (LCL): 977.69 mb = 395.40 m = 1297.23 ft T: 8.87 C 700-500 lapse rate: 6.20 C/km ThetaE index: 7.46 C Layer 715.0- 655.0 mb Conv cond level (CCL): 940.09 mb = 719.45 m = 2360.37 ft Mean mixing ratio: 6.49 g/kg Conv temperature: 13.40 C = 56.13 F Cap Strength: 12.70 C Lifted Index: 13.02 C Risk: None Lifted Index @300 mb: 17.52 C Lifted Index @700 mb: 10.04 C Showalter Index: 5.75 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.90 C K Index: 16.70 Risk: < 20 % chance of thunderstorms Sweat Index: 119.80 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.03 J/kg Max Up Vert Vel: 3.75 m/s Conv Inhibition (B-): 49431.12 J/kg Cap Strength: 12.79 C Lift Cond Lev (LCL): 949.55 mb = 636.71 m = 2088.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 19 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 1023 20 275 6 6.0 -0.5 | 152 15 -7.1 13.3 1 1000 209 260 17 16.7 3.0 | 192 17 3.7 16.8 2 925 853 295 23 20.8 -9.7 | 242 9 7.8 4.1 3 850 1556 300 17 14.7 -8.5 | 197 6 1.7 5.3 4 700 3142 280 27 26.6 -4.7 | 236 16 13.5 9.1 5 500 5770 290 33 31.0 -11.3 | 262 18 18.0 2.5 6 400 7420 290 42 39.5 -14.4 | 271 26 26.4 -0.6 7 300 9430 290 38 35.7 -13.0 | 268 23 22.6 0.8 8 250 10640 305 40 32.8 -22.9 | 295 22 19.7 -9.1 9 205 11897 315 42 29.7 -29.7 | 314 23 16.6 -15.9 10 200 12050 305 35 28.7 -20.1 | 292 17 15.6 -6.3 11 150 13860 315 21 14.8 -14.8 | 300 2 1.8 -1.1 12 100 16370 275 20 19.9 -1.7 | 210 14 6.9 12.1 13 70 18590 285 11 10.6 -2.8 | 167 11 -2.4 11.0 14 50 20670 310 8 6.1 -5.1 | 141 11 -6.9 8.7 15 30 23840 290 20 18.8 -6.8 | 219 9 5.7 7.0 16 20 26380 340 12 4.1 -11.3 | 106 9 -9.0 2.5 Wind Parameters Mean winds (0-6000m): 286.6 at 25.3 knts Storm direction: 316.6 at 19.0 knts Shear (0-3000m) pos: 2.1 neg: 1.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 84.0 deg Storm rel helicity (0-3000m) pos: 87.6 neg: -7.6 tot: 80.0 m^2/s^2 ave: 26.7 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.40 Bulk Shear: 17.75 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 ------------------------------------------------------------------------------- 500 268 16 191 15| 14.3 0.0 14.3| 61.0 0.0 61.0 122.0 0.88| 18.0 15.9 1000 281 19 208 11| 8.3 0.0 8.3| 77.2 -1.2 76.0 76.0 0.79| 13.4 10.5 1500 287 19 212 10| 4.2 0.0 4.2| 77.2 -7.6 69.6 46.4 0.55| 10.4 5.7 2000 289 19 212 9| 3.1 0.8 3.9| 81.3 -7.6 73.7 36.9 0.57| 8.7 4.9 2500 290 19 215 9| 2.5 1.5 4.0| 85.4 -7.6 77.8 31.1 0.55| 7.7 4.3 3000 288 20 220 10| 2.1 1.9 4.0| 87.6 -7.6 80.0 26.7 0.51| 7.2 3.7 4000 286 22 227 11| 1.7 1.6 3.4| 98.9 -7.6 91.3 22.8 0.53| 5.8 3.1 5000 286 24 233 12| 1.7 1.3 3.0|112.2 -7.6 104.6 20.9 0.56| 5.0 2.8 6000 287 25 240 13| 1.7 1.1 2.8|125.8 -7.6 118.3 19.7 0.57| 4.5 2.6 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251008.23.gif