UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101723.upa.cvt Date: 2300Z 17 OCT 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 17 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 1021 22 10.8 9.1 89 1.7 9.9 120 7 282.3 283.5 282.1 301.8 7.11 1 1006 145 11.8 8.1 78 3.7 9.8 131 13 284.5 285.6 282.7 303.2 6.74 2 1000 195 11.4 8.1 80 3.3 9.6 135 16 284.5 285.7 282.7 303.4 6.78 3 962 518 9.2 4.4 72 4.8 6.8 150 16 285.5 286.4 281.7 300.8 5.45 4 925 842 6.2 3.5 83 2.7 4.9 165 17 285.6 286.6 281.6 300.6 5.32 5 891 1147 3.4 3.2 99 0.2 3.3 161 18 285.8 286.8 281.8 301.0 5.41 6 858 1453 1.4 1.4 100 0.0 1.4 156 20 286.8 287.7 281.7 300.8 4.93 7 857 1462 1.2 -0.3 90 1.5 0.5 156 20 286.7 287.5 281.0 299.2 4.36 8 853 1500 0.4 -8.6 51 9.0 -2.9 155 20 286.3 286.7 278.2 293.1 2.34 9 850 1528 0.8 -11.2 40 12.0 -3.3 155 20 287.0 287.3 278.0 292.6 1.91 10 849 1537 1.2 -11.8 37 13.0 -3.2 155 20 287.5 287.8 278.1 292.9 1.82 11 839 1633 5.2 -11.8 28 17.0 -1.0 158 20 292.7 293.0 280.6 298.3 1.84 12 836 1663 5.8 -12.2 26 18.0 -0.7 158 19 293.6 293.9 280.9 299.1 1.79 13 822 1801 5.8 -15.2 20 21.0 -1.4 162 19 295.0 295.3 281.1 299.5 1.42 14 809 1931 5.0 -13.0 26 18.0 -1.4 165 18 295.5 295.8 281.7 300.9 1.73 15 797 2053 4.4 -17.6 18 22.0 -2.7 168 18 296.2 296.4 281.3 299.9 1.20 16 738 2674 0.6 -15.4 29 16.0 -4.7 184 16 298.6 298.9 282.8 303.5 1.56 17 733 2729 0.4 -23.6 15 24.0 -6.2 186 15 299.0 299.1 282.0 301.5 0.78 18 728 2784 0.4 -16.6 27 17.0 -5.1 187 15 299.5 299.8 283.0 304.1 1.43 19 725 2817 0.2 -18.8 22 19.0 -5.7 188 15 299.7 299.9 282.8 303.5 1.19 20 719 2883 0.4 -27.6 10 28.0 -6.7 189 15 300.6 300.7 282.4 302.4 0.55 21 705 3041 0.0 -22.0 17 22.0 -6.4 194 14 301.9 302.0 283.4 304.9 0.93 22 700 3098 -0.3 -18.3 24 18.0 -6.0 195 14 302.2 302.4 283.9 306.3 1.29 23 670 3445 -3.3 -17.3 33 14.0 -7.7 200 15 302.6 302.9 284.3 307.3 1.47 24 665 3504 -3.7 -19.7 28 16.0 -8.4 200 15 302.8 303.0 284.1 306.7 1.20 25 663 3528 -3.5 -26.5 15 23.0 -9.2 201 15 303.3 303.4 283.6 305.5 0.66 26 644 3757 -4.3 -27.3 15 23.0 -9.9 204 15 304.9 305.0 284.2 307.0 0.63 27 568 4729 -12.5 -32.5 17 20.0 -16.3 217 17 306.4 306.5 284.5 307.9 0.44 28 548 5001 -13.7 -37.7 11 24.0 -17.6 220 18 308.2 308.2 285.0 309.1 0.27 29 523 5354 -16.5 -35.5 18 19.0 -19.6 225 18 308.9 309.0 285.4 310.2 0.36 30 500 5690 -18.3 -41.3 11 23.0 -21.4 230 19 310.7 310.8 285.8 311.5 0.21 31 499 5705 -18.5 -41.5 11 23.0 -21.5 230 19 310.7 310.7 285.8 311.4 0.20 32 488 5871 -19.7 -30.7 37 11.0 -21.7 229 20 311.2 311.3 286.5 313.3 0.61 33 484 5932 -19.9 -35.9 23 16.0 -22.4 229 20 311.7 311.7 286.4 313.0 0.37 34 477 6040 -20.5 -32.5 33 12.0 -22.5 229 21 312.2 312.3 286.8 314.0 0.52 35 456 6372 -23.7 -34.7 36 11.0 -25.3 228 23 312.3 312.3 286.6 313.8 0.44 36 453 6420 -24.3 -32.3 48 8.0 -25.6 228 23 312.1 312.2 286.8 314.0 0.56 37 448 6501 -24.9 -33.9 43 9.0 -26.2 228 24 312.3 312.4 286.8 314.0 0.49 38 446 6533 -24.7 -28.8 69 4.1 -25.4 227 24 313.0 313.1 287.3 315.7 0.79 39 443 6582 -25.1 -30.1 63 5.0 -25.9 227 24 313.1 313.2 287.3 315.5 0.71 40 435 6715 -25.3 -27.8 80 2.5 -25.8 227 25 314.5 314.6 287.9 317.5 0.89 41 418 7004 -27.1 -29.1 83 2.0 -27.5 226 27 315.8 315.9 288.3 318.6 0.82 42 400 7320 -28.9 -31.2 80 2.3 -29.3 225 29 317.4 317.6 288.7 319.9 0.71 43 382 7648 -30.9 -33.2 80 2.3 -31.2 223 29 319.0 319.1 289.1 321.2 0.61 44 378 7722 -30.9 -34.3 72 3.4 -31.4 222 29 320.0 320.1 289.3 321.9 0.55 45 372 7836 -31.5 -34.4 75 2.9 -31.9 221 29 320.6 320.7 289.6 322.6 0.56 46 355 8165 -33.7 -38.0 65 4.3 -34.2 219 29 322.0 322.1 289.8 323.5 0.41 47 302 9275 -43.1 -45.6 76 2.5 -43.3 210 28 324.0 324.0 290.2 324.8 0.21 48 300 9320 -43.5 -46.1 75 2.6 -43.6 210 28 324.0 324.1 290.2 324.8 0.20 49 289 9570 -45.7 -50.2 60 4.5 -45.9 211 29 324.4 324.4 290.2 324.9 0.13 50 281 9757 -47.3 -50.9 66 3.6 -47.4 212 30 324.7 324.7 290.3 325.2 0.13 51 278 9828 -47.9 -52.6 58 4.7 -48.1 212 31 324.8 324.9 290.3 325.2 0.11 52 269 10045 -49.7 -54.4 58 4.7 -49.8 213 32 325.3 325.3 290.5 325.6 0.09 53 262 10217 -51.5 -54.8 68 3.3 -51.6 214 32 325.1 325.1 290.4 325.5 0.09 54 256 10367 -52.5 -57.5 55 5.0 -52.7 214 33 325.8 325.8 290.6 326.0 0.06 55 250 10520 -53.3 -57.8 58 4.5 -53.4 215 34 326.8 326.8 290.9 327.1 0.06 56 242 10728 -55.3 -58.7 66 3.4 -55.4 220 34 326.9 326.9 290.9 327.1 0.06 57 235 10914 -56.7 -60.8 60 4.1 -56.8 224 34 327.5 327.5 291.0 327.7 0.05 58 202 11859 -62.3 -69.3 39 7.0 -62.4 245 35 333.2 333.2 292.6 333.2 0.02 59 200 11920 -62.3 -70.3 33 8.0 -62.4 245 34 334.1 334.1 292.9 334.2 0.01 60 150 13720 -58.9 -82.9 3 24.0 -59.1 280 27 368.6 368.6 300.3 368.6 0.00 61 100 16260 -60.1 -86.1 2 26.0 -60.4 290 19 411.6 411.6 306.7 411.6 0.00 62 98 16386 -59.9 -85.9 2 26.0 -60.2 291 19 414.4 414.4 307.0 414.4 0.00 63 88 17054 -61.9 -86.9 2 25.0 -62.1 299 18 423.3 423.3 308.1 423.3 0.00 64 70 18470 -61.5 -88.5 2 27.0 -61.9 315 16 452.8 452.8 311.1 452.8 0.00 65 61 19326 -61.1 -88.1 2 27.0 -61.5 329 17 471.9 471.9 312.8 471.9 0.00 66 56 19857 -63.1 -89.1 2 26.0 -63.4 338 17 479.0 479.0 313.4 479.0 0.00 67 51 20437 -60.7 -88.7 1 28.0 -61.2 348 18 497.6 497.6 314.8 497.6 0.00 68 50 20560 -61.1 -89.1 1 28.0 -61.6 350 18 499.5 499.5 314.9 499.5 0.00 69 42 21639 -62.7 -89.7 1 27.0 -63.2 331 19 521.1 521.1 316.4 521.1 0.00 70 33 23136 -59.7 -88.7 1 29.0 -60.6 305 20 566.2 566.2 319.0 566.3 0.00 71 30 23730 -60.9 -89.9 1 29.0 -61.7 295 20 578.6 578.6 319.6 578.6 0.00 72 25 24862 -60.7 -89.7 1 29.0 -61.7 295 24 610.2 610.2 321.0 610.2 0.00 73 20 26260 -57.3 -88.3 1 31.0 -59.0 295 29 660.8 660.8 323.1 660.8 0.01 74 18 26923 -59.5 -89.5 1 30.0 -61.0 674.1 674.1 323.6 674.1 0.01 75 15 28074 -55.5 -87.5 1 32.0 -58.1 723.4 723.4 325.1 723.5 0.01 76 14 28514 -55.9 -87.9 1 32.0 -58.6 736.5 736.5 325.6 736.6 0.01 TRP 202 11859 -62.3 -69.3 39 7.0 -62.4 245 35 333.2 333.2 292.6 333.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5495.00 m Freezing level: 705.00 mb = 3041.04 m = 9977.04 ft Wetbulb zero: 856.36 mb = 1468.13 m = 4816.64 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 35.90 % Est. max temperature: 15.00 C = 59.00 F Sfc-Lift cond lev (LCL): 995.09 mb = 236.07 m = 774.51 ft T: 11.12 C 700-500 lapse rate: 6.94 C/km ThetaE index: 8.42 C Layer 858.0- 849.0 mb Conv cond level (CCL): 908.27 mb = 990.93 m = 3251.06 ft Mean mixing ratio: 5.96 g/kg Conv temperature: 14.29 C = 57.73 F Cap Strength: 8.72 C Lifted Index: 9.51 C Risk: None Lifted Index @300 mb: 16.01 C Lifted Index @700 mb: 8.18 C Showalter Index: 15.96 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 19.10 C Cross Totals Index: 7.10 C K Index: -10.10 Risk: None Sweat Index: 204.74 Risk: None Energy Index: 4.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.03 J/kg Max Up Vert Vel: 4.70 m/s Conv Inhibition (B-): 10.52 J/kg Cap Strength: 9.19 C Lift Cond Lev (LCL): 918.52 mb = 899.39 m = 2950.71 ft Lev Free Conv (LFC): 893.52 mb = 1124.50 m = 3689.25 ft Equ Level (EL): 843.52 mb = 1589.97 m = 5216.37 ft B at Equ Level: 2.90 J/kg Max Parcel Lev (MPL): 833.52 mb = 1687.07 m = 5534.94 ft Wind level data Storm motion: 220 at 13 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 1021 22 120 7 -6.1 3.5 | 66 16 -14.2 -6.2 1 1000 195 135 16 -11.3 11.3 | 95 20 -19.5 1.6 2 925 842 165 17 -4.4 16.4 | 118 14 -12.6 6.7 3 850 1528 155 20 -8.5 18.1 | 117 19 -16.6 8.4 4 700 3098 195 14 3.6 13.5 | 130 6 -4.5 3.8 5 500 5690 230 19 14.6 12.2 | 249 7 6.4 2.5 6 400 7320 225 29 20.5 20.5 | 229 16 12.3 10.8 7 300 9320 210 28 14.0 24.2 | 202 16 5.8 14.5 8 250 10520 215 34 19.5 27.9 | 212 21 11.3 18.1 9 202 11859 245 35 31.7 14.8 | 258 24 23.6 5.1 10 200 11920 245 34 30.8 14.4 | 258 23 22.7 4.7 11 150 13720 280 27 26.6 -4.7 | 308 23 18.4 -14.4 12 100 16260 290 19 17.9 -6.5 | 329 19 9.7 -16.2 13 70 18470 315 16 11.3 -11.3 | 351 21 3.2 -21.0 14 50 20560 350 18 3.1 -17.7 | 10 28 -5.0 -27.4 15 30 23730 295 20 18.1 -8.5 | 331 21 10.0 -18.2 16 20 26260 295 29 26.3 -12.3 | 320 28 18.1 -22.0 Wind Parameters Mean winds (0-6000m): 190.1 at 16.9 knts Storm direction: 220.1 at 12.7 knts Shear (0-3000m) pos: 2.6 neg: 0.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 64.1 deg Storm rel helicity (0-3000m) pos: 83.2 neg: -1.8 tot: 81.4 m^2/s^2 ave: 27.1 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 24.66 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 ------------------------------------------------------------------------------- 500 139 15 94 18| 11.3 0.0 11.3| 56.1 0.0 56.1 112.2 0.89| 14.1 12.5 1000 151 16 104 16| 6.9 0.0 6.9| 70.1 -0.0 70.1 70.1 0.83| 9.7 8.0 1500 154 17 109 17| 4.6 1.1 5.7| 70.1 -1.7 68.4 45.6 0.69| 7.5 5.2 2000 156 17 112 17| 3.6 0.8 4.4| 78.6 -1.7 76.8 38.4 0.64| 6.8 4.4 2500 159 17 114 16| 3.0 0.7 3.7| 82.4 -1.7 80.7 32.3 0.59| 6.3 3.7 3000 162 17 116 15| 2.6 0.6 3.2| 83.2 -1.8 81.4 27.1 0.53| 6.0 3.2 4000 170 16 121 13| 2.4 0.4 2.8| 87.6 -1.8 85.8 21.4 0.56| 5.0 2.8 5000 180 17 130 11| 2.3 0.3 2.6| 92.6 -1.8 90.8 18.2 0.60| 4.5 2.7 6000 190 17 143 9| 2.3 0.3 2.6| 96.4 -3.5 92.9 15.5 0.57| 4.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251017.23.gif