UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101923.upa.cvt Date: 2300Z 19 OCT 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 19 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 ------------------------------------------------------------------------------- 0 1000 -94 SFC 987 15 9.8 9.5 98 0.3 9.6 135 2 284.0 285.3 283.4 304.9 7.56 2 981 66 12.2 10.5 89 1.7 11.2 137 3 286.9 288.3 285.2 309.7 8.15 3 958 265 12.0 9.4 84 2.6 10.5 146 5 288.7 290.0 285.5 310.5 7.74 4 925 559 10.4 7.6 83 2.8 8.9 160 8 289.9 291.2 285.4 310.1 7.09 5 916 640 9.8 7.6 86 2.2 8.6 161 8 290.1 291.4 285.5 310.5 7.16 6 873 1039 7.4 3.6 77 3.8 5.4 163 11 291.7 292.7 284.6 308.0 5.68 7 850 1258 5.6 2.2 79 3.4 3.9 165 12 292.0 293.0 284.3 307.3 5.28 8 818 1570 2.8 1.5 91 1.3 2.2 169 12 292.3 293.2 284.3 307.4 5.22 9 814 1610 2.6 0.6 87 2.0 1.7 169 12 292.5 293.3 284.1 306.7 4.91 10 798 1771 3.2 -2.8 65 6.0 0.5 172 12 294.8 295.5 283.9 306.3 3.90 11 783 1925 2.4 -1.6 75 4.0 0.5 173 12 295.5 296.3 284.7 308.4 4.34 12 756 2208 1.0 -6.0 59 7.0 -1.9 177 13 297.0 297.6 284.1 306.7 3.23 13 751 2261 0.6 -6.4 59 7.0 -2.3 178 13 297.1 297.7 284.0 306.6 3.15 14 733 2456 -0.7 -6.7 64 6.0 -3.1 180 13 297.8 298.3 284.3 307.3 3.15 15 707 2743 -2.9 -5.0 85 2.1 -3.8 184 13 298.4 299.1 285.2 309.6 3.73 16 700 2822 -3.5 -5.9 83 2.4 -4.5 185 13 298.6 299.2 285.0 309.2 3.51 17 695 2878 -3.9 -7.1 78 3.2 -5.2 184 13 298.8 299.4 284.8 308.6 3.23 18 687 2970 -4.3 -7.1 81 2.8 -5.4 183 14 299.3 299.9 285.0 309.2 3.26 19 681 3039 -4.3 -8.3 74 4.0 -5.8 182 15 300.1 300.6 285.0 309.2 3.00 20 674 3120 -4.9 -14.9 45 10.0 -8.2 181 15 300.3 300.6 283.7 305.9 1.78 21 673 3131 -4.7 -17.7 35 13.0 -8.7 181 15 300.6 300.9 283.4 305.1 1.41 22 664 3237 -4.3 -28.3 13 24.0 -9.9 180 16 302.3 302.4 283.0 304.1 0.56 23 646 3453 -5.1 -26.1 17 21.0 -10.3 177 18 303.7 303.9 283.8 306.1 0.70 24 633 3612 -6.3 -22.3 27 16.0 -10.6 175 19 304.1 304.3 284.4 307.4 1.01 25 615 3837 -7.7 -25.7 22 18.0 -12.1 172 21 305.0 305.2 284.4 307.6 0.77 26 610 3900 -8.1 -20.1 37 12.0 -11.5 171 21 305.3 305.5 285.1 309.4 1.27 27 605 3964 -8.7 -19.7 41 11.0 -11.8 170 22 305.3 305.6 285.2 309.6 1.32 28 592 4131 -9.7 -24.7 28 15.0 -13.4 168 23 306.1 306.2 284.9 309.0 0.87 29 572 4395 -12.1 -24.1 36 12.0 -15.0 164 25 306.3 306.5 285.1 309.4 0.95 30 555 4625 -13.3 -29.3 25 16.0 -16.6 161 27 307.5 307.6 285.2 309.6 0.61 31 526 5031 -16.1 -33.1 22 17.0 -19.1 155 30 308.9 309.0 285.5 310.4 0.45 32 500 5410 -18.9 -36.9 19 18.0 -21.6 150 33 310.0 310.1 285.7 311.1 0.32 33 483 5667 -21.1 -37.1 22 16.0 -23.4 147 34 310.4 310.4 285.9 311.5 0.33 34 470 5869 -21.9 -40.9 16 19.0 -24.3 144 35 311.8 311.9 286.2 312.6 0.23 35 456 6092 -23.3 -40.3 20 17.0 -25.4 142 36 312.8 312.8 286.6 313.7 0.25 36 452 6157 -23.9 -36.9 29 13.0 -25.7 141 36 312.8 312.9 286.8 314.1 0.36 37 445 6271 -24.7 -41.7 19 17.0 -26.6 140 37 313.2 313.2 286.7 314.0 0.22 38 408 6899 -29.5 -40.5 34 11.0 -30.7 132 39 314.9 314.9 287.3 315.9 0.27 39 400 7040 -30.7 -42.7 30 12.0 -31.9 130 40 315.1 315.1 287.4 315.9 0.22 40 399 7058 -30.9 -42.9 30 12.0 -32.0 130 40 315.1 315.1 287.3 315.9 0.22 41 392 7183 -31.3 -48.3 17 17.0 -32.6 131 40 316.1 316.2 287.6 316.6 0.12 42 356 7858 -37.1 -46.1 39 9.0 -37.7 134 42 317.2 317.2 288.0 317.8 0.17 43 349 7995 -38.1 -51.1 24 13.0 -38.8 135 43 317.6 317.6 288.1 318.0 0.10 44 332 8337 -40.5 -54.5 21 14.0 -41.1 136 44 318.9 318.9 288.5 319.2 0.07 45 300 9020 -46.1 -58.1 24 12.0 -46.5 140 46 320.4 320.4 288.9 320.6 0.05 46 293 9176 -47.3 -58.3 27 11.0 -47.6 141 44 320.8 320.9 289.0 321.0 0.05 47 272 9663 -49.7 -66.7 12 17.0 -50.0 143 39 324.3 324.3 290.0 324.3 0.02 48 252 10159 -51.9 -67.9 13 16.0 -52.2 145 33 328.2 328.2 291.2 328.2 0.02 49 250 10210 -51.5 -68.5 11 17.0 -51.8 145 32 329.5 329.5 291.6 329.6 0.02 50 237 10557 -49.1 -74.1 4 25.0 -49.6 153 28 338.2 338.2 293.9 338.2 0.01 51 217 11130 -51.1 -76.1 4 25.0 -51.5 167 21 343.7 343.7 295.2 343.8 0.01 52 200 11660 -49.9 -79.9 2 30.0 -50.4 180 14 353.8 353.8 297.4 353.8 0.00 53 176 12498 -49.5 -81.5 1 32.0 -50.1 211 13 367.6 367.6 300.1 367.6 0.00 54 150 13540 -51.9 -82.9 1 31.0 -52.4 250 11 380.6 380.6 302.3 380.7 0.00 55 102 16005 -57.3 -86.3 1 29.0 -57.7 279 17 414.7 414.7 307.1 414.7 0.00 56 100 16130 -56.7 -85.7 1 29.0 -57.2 280 17 418.2 418.2 307.5 418.2 0.00 57 70 18380 -59.5 -88.5 1 29.0 -59.9 295 19 457.1 457.1 311.5 457.1 0.00 58 50 20470 -61.3 -89.3 1 28.0 -61.8 270 29 499.0 499.0 314.9 499.0 0.00 59 36 22493 -65.7 -90.7 2 25.0 -66.1 289 31 536.8 536.8 317.3 536.8 0.00 60 30 23610 -63.1 -91.1 1 28.0 -63.7 300 32 572.6 572.6 319.3 572.6 0.00 61 21 25799 -61.9 -90.9 1 29.0 -62.9 282 37 637.7 637.7 322.2 637.8 0.00 62 20 26100 -61.9 -90.9 1 29.0 -63.0 280 38 646.7 646.7 322.6 646.7 0.00 63 18 26750 -62.9 -91.9 1 29.0 -63.9 663.3 663.3 323.2 663.4 0.00 64 14 28300 -62.5 -91.5 1 29.0 -63.8 714.1 714.1 324.8 714.2 0.01 65 13 28759 -60.1 -90.1 1 30.0 -62.0 737.7 737.7 325.6 737.8 0.01 TRP 252 10159 -51.9 -67.9 13 16.0 -52.2 145 33 328.2 328.2 291.2 328.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5504.00 m Freezing level: 742.69 mb = 2350.87 m = 7712.72 ft Wetbulb zero: 777.00 mb = 1986.76 m = 6518.17 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 54.47 % Est. max temperature: 17.88 C = 64.18 F Sfc-Lift cond lev (LCL): 982.56 mb = 52.78 m = 173.16 ft T: 11.57 C 700-500 lapse rate: 5.95 C/km ThetaE index: 3.21 C Layer 873.0- 818.0 mb Conv cond level (CCL): 869.23 mb = 1074.17 m = 3524.14 ft Mean mixing ratio: 7.30 g/kg Conv temperature: 17.48 C = 63.47 F Cap Strength: 3.33 C Lifted Index: 3.46 C Risk: None Lifted Index @300 mb: 7.67 C Lifted Index @700 mb: 0.70 C Showalter Index: 5.16 C Risk: None Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 21.10 C K Index: 24.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 83.40 Risk: None Energy Index: 0.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.86 J/kg Max Up Vert Vel: 5.98 m/s Conv Inhibition (B-): 28.52 J/kg Cap Strength: 3.49 C Lift Cond Lev (LCL): 901.85 mb = 769.35 m = 2524.09 ft Lev Free Conv (LFC): 826.85 mb = 1482.85 m = 4864.92 ft Equ Level (EL): 806.85 mb = 1681.64 m = 5517.13 ft B at Equ Level: 17.01 J/kg Max Parcel Lev (MPL): 756.85 mb = 2198.73 m = 7213.60 ft Wind level data Storm motion: 190 at 14 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 ---------------------------------------------------------- 0 987 15 135 2 -1.4 1.4 | 17 13 -3.8 -12.2 1 925 559 160 8 -2.7 7.5 | 40 8 -5.1 -6.1 2 850 1258 165 12 -3.1 11.6 | 70 6 -5.5 -2.1 3 700 2822 185 13 1.1 13.0 | 61 1 -1.3 -0.7 4 500 5410 150 33 -16.5 28.6 | 128 24 -18.9 14.9 5 400 7040 130 40 -30.6 25.7 | 110 35 -33.0 12.1 6 300 9020 140 46 -29.6 35.2 | 124 39 -32.0 21.6 7 252 10159 145 33 -18.9 27.0 | 122 25 -21.3 13.4 8 250 10210 145 32 -18.4 26.2 | 121 24 -20.7 12.6 9 200 11660 180 14 0.0 14.0 | 99 2 -2.4 0.4 10 150 13540 250 11 10.3 3.8 | 321 13 8.0 -9.9 11 100 16130 280 17 16.7 -3.0 | 319 22 14.4 -16.6 12 70 18380 295 19 17.2 -8.0 | 326 26 14.8 -21.7 13 50 20470 270 29 29.0 -0.0 | 297 30 26.6 -13.6 14 30 23610 300 32 27.7 -16.0 | 319 39 25.3 -29.6 15 20 26100 280 38 37.4 -6.6 | 300 40 35.0 -20.2 Wind Parameters Mean winds (0-6000m): 159.9 at 18.5 knts Storm direction: 189.9 at 13.8 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 97.9 deg Storm rel helicity (0-3000m) pos: 18.8 neg: -0.2 tot: 18.7 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.71 Bulk Shear: 24.99 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 ------------------------------------------------------------------------------- 500 154 5 25 10| 5.9 0.0 5.9| 11.2 0.0 11.2 22.4 0.66| 6.0 4.0 1000 159 7 34 9| 4.6 0.0 4.6| 16.0 0.0 16.0 16.0 0.70| 4.7 3.3 1500 162 9 42 7| 3.6 0.0 3.6| 18.2 0.0 18.2 12.1 0.69| 3.8 2.7 2000 165 9 47 7| 2.8 0.0 2.8| 18.3 0.0 18.3 9.1 0.62| 3.2 2.0 2500 169 10 50 6| 2.4 0.0 2.4| 18.3 -0.1 18.2 7.3 0.55| 2.9 1.6 3000 172 11 52 5| 2.3 0.0 2.3| 18.8 -0.2 18.7 6.2 0.54| 2.8 1.5 4000 172 13 73 4| 1.7 1.1 2.8| 20.2 -0.6 19.6 4.9 0.40| 3.3 1.3 5000 167 15 103 6| 1.4 1.9 3.2| 20.2 -10.3 9.8 2.0 0.23| 3.6 0.8 6000 160 18 113 9| 1.1 2.2 3.4| 20.2 -41.5 -21.3 -3.6 0.07| 3.8 0.3 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251019.23.gif