UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110823.upa.cvt Date: 2300Z 8 NOV 25 Searching for EG918... Searching the city database file for: EG918 ... Date:2300Z 8 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 19 10.8 9.4 91 1.4 10.0 170 4 283.4 284.7 282.8 303.7 7.36 1 1000 77 11.0 8.8 86 2.2 9.8 155 10 284.1 285.4 283.0 303.9 7.12 2 997 102 11.0 8.6 85 2.4 9.7 157 11 284.4 285.6 283.0 303.9 7.04 3 948 521 8.8 7.4 91 1.4 8.0 193 28 286.3 287.5 283.5 305.4 6.82 4 939 601 9.2 6.8 85 2.4 7.9 199 31 287.5 288.6 283.8 306.1 6.61 5 925 725 8.4 6.1 85 2.3 7.2 210 36 287.9 289.0 283.8 305.9 6.39 6 877 1164 6.6 1.8 71 4.8 4.2 207 32 290.5 291.3 283.3 304.8 4.97 7 850 1420 4.6 0.7 76 3.9 2.7 205 30 291.0 291.8 283.2 304.6 4.73 8 799 1921 0.8 -0.7 90 1.5 0.1 213 32 292.1 292.9 283.5 305.3 4.55 9 782 2094 0.0 -2.8 81 2.8 -1.2 216 32 293.1 293.8 283.3 304.7 3.98 10 749 2437 -3.1 -3.6 96 0.5 -3.3 221 33 293.3 294.0 283.3 304.8 3.91 11 720 2749 -4.7 -4.7 100 0.0 -4.7 226 34 294.9 295.6 283.8 306.0 3.74 12 700 2971 -5.7 -5.7 100 0.0 -5.7 230 35 296.2 296.8 284.1 306.8 3.57 13 658 3454 -8.3 -8.3 100 0.0 -8.3 235 33 298.5 299.1 284.5 307.9 3.11 14 645 3608 -8.7 -8.7 100 0.0 -8.7 236 32 299.8 300.3 285.0 309.1 3.07 15 639 3681 -8.7 -10.2 89 1.5 -9.2 237 31 300.6 301.1 284.9 309.0 2.75 16 632 3766 -9.1 -11.3 84 2.2 -9.9 238 31 301.1 301.5 284.9 309.0 2.55 17 607 4077 -11.5 -12.8 90 1.3 -11.9 241 29 301.8 302.2 285.0 309.1 2.35 18 604 4115 -10.9 -13.1 84 2.2 -11.6 241 29 302.9 303.4 285.4 310.1 2.31 19 577 4465 -12.9 -14.1 91 1.2 -13.3 244 28 304.6 305.0 285.9 311.6 2.23 20 568 4585 -13.3 -16.1 79 2.8 -14.2 246 27 305.5 305.8 285.9 311.6 1.92 21 512 5364 -20.3 -20.4 99 0.1 -20.3 253 23 306.2 306.5 285.7 311.0 1.47 22 509 5408 -20.7 -21.2 96 0.5 -20.8 254 23 306.2 306.5 285.6 310.7 1.38 23 502 5510 -19.9 -22.4 80 2.5 -20.5 255 22 308.4 308.7 286.2 312.6 1.26 24 500 5540 -20.3 -23.8 74 3.5 -21.1 255 22 308.3 308.5 286.0 312.0 1.12 25 486 5749 -21.9 -25.4 73 3.5 -22.6 254 23 308.8 309.0 286.1 312.2 1.00 26 477 5886 -22.5 -27.5 64 5.0 -23.4 254 24 309.8 309.9 286.2 312.6 0.84 27 476 5902 -22.7 -27.7 64 5.0 -23.7 254 24 309.7 309.8 286.2 312.5 0.82 28 472 5964 -23.1 -33.1 40 10.0 -24.6 254 25 309.9 310.0 285.9 311.7 0.50 29 468 6026 -23.7 -35.7 32 12.0 -25.4 254 25 310.0 310.0 285.8 311.3 0.39 30 457 6199 -24.9 -38.9 26 14.0 -26.6 253 26 310.6 310.6 285.9 311.6 0.29 31 400 7150 -33.1 -42.1 40 9.0 -33.9 250 32 312.0 312.0 286.3 312.8 0.24 32 398 7185 -33.3 -42.3 40 9.0 -34.1 250 32 312.2 312.2 286.4 313.0 0.23 33 387 7382 -34.7 -44.7 36 10.0 -35.5 248 32 312.8 312.9 286.6 313.5 0.18 34 384 7437 -35.3 -52.3 16 17.0 -36.2 248 31 312.7 312.8 286.4 313.0 0.08 35 375 7602 -36.5 -45.5 39 9.0 -37.1 247 31 313.3 313.3 286.7 313.9 0.17 36 372 7658 -37.1 -47.1 35 10.0 -37.8 246 31 313.2 313.2 286.6 313.8 0.15 37 329 8496 -44.7 -50.7 51 6.0 -45.0 240 29 314.0 314.0 286.9 314.4 0.11 38 323 8619 -45.5 -55.5 32 10.0 -45.9 239 29 314.5 314.5 287.0 314.8 0.06 39 317 8745 -46.1 -58.1 24 12.0 -46.4 238 29 315.4 315.4 287.3 315.6 0.05 40 300 9110 -48.9 -58.9 30 10.0 -49.1 235 28 316.4 316.4 287.6 316.6 0.05 41 284 9468 -52.1 -60.1 38 8.0 -52.2 235 28 316.8 316.8 287.8 317.0 0.04 42 280 9560 -51.9 -66.9 15 15.0 -52.1 235 27 318.4 318.4 288.2 318.5 0.02 43 278 9607 -52.5 -63.5 25 11.0 -52.7 235 27 318.2 318.2 288.2 318.3 0.03 44 272 9748 -52.9 -68.9 13 16.0 -53.1 235 27 319.6 319.6 288.6 319.7 0.01 45 266 9891 -53.9 -64.9 25 11.0 -54.1 235 27 320.2 320.2 288.8 320.3 0.02 46 250 10290 -54.3 -68.3 16 14.0 -54.5 225 35 325.3 325.3 290.4 325.4 0.02 47 242 10497 -54.9 -68.9 16 14.0 -55.1 221 33 327.5 327.5 291.0 327.5 0.01 48 228 10879 -52.3 -71.3 8 19.0 -52.6 213 28 337.1 337.1 293.6 337.1 0.01 49 204 11593 -54.1 -77.1 4 23.0 -54.4 198 20 345.1 345.1 295.6 345.2 0.01 50 200 11720 -53.3 -76.3 4 23.0 -53.7 195 18 348.4 348.4 296.3 348.4 0.01 51 195 11883 -52.3 -77.3 3 25.0 -52.7 195 18 352.5 352.5 297.2 352.5 0.01 52 150 13560 -55.7 -82.7 2 27.0 -56.1 195 22 374.1 374.1 301.3 374.1 0.00 53 100 16120 -60.7 -85.7 2 25.0 -61.0 220 6 410.4 410.4 306.6 410.5 0.00 54 76 17813 -63.1 -88.1 2 25.0 -63.4 247 18 438.9 438.9 309.8 439.0 0.00 55 70 18320 -61.7 -87.7 2 26.0 -62.0 255 21 452.4 452.4 311.1 452.4 0.00 56 61 19166 -64.9 -88.9 2 24.0 -65.1 300 13 463.4 463.4 312.1 463.4 0.00 57 50 20380 -64.9 -88.9 2 24.0 -65.2 5 2 490.5 490.5 314.2 490.6 0.00 58 46 20886 -65.9 -89.9 2 24.0 -66.2 351 4 500.0 500.0 314.9 500.0 0.00 59 40 21736 -64.7 -89.7 2 25.0 -65.1 328 7 523.4 523.4 316.5 523.4 0.00 60 30 23480 -66.9 -90.9 2 24.0 -67.3 280 14 562.3 562.3 318.8 562.3 0.00 61 25 24575 -69.3 -92.3 2 23.0 -69.6 300 14 585.5 585.5 319.9 585.5 0.00 62 23 25075 -67.9 -91.9 2 24.0 -68.4 309 15 603.7 603.7 320.7 603.7 0.00 63 20 25910 -70.3 -93.3 2 23.0 -70.6 325 15 621.0 621.0 321.5 621.0 0.00 64 17 26879 -68.7 -92.7 2 24.0 -69.2 655.7 655.7 322.9 655.7 0.00 TRP 266 9891 -53.9 -64.9 25 11.0 -54.1 235 27 320.2 320.2 288.8 320.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5463.00 m Freezing level: 782.00 mb = 2093.72 m = 6869.08 ft Wetbulb zero: 797.97 mb = 1931.43 m = 6336.63 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 88.62 % Est. max temperature: 18.26 C = 64.87 F Sfc-Lift cond lev (LCL): 985.92 mb = 195.12 m = 640.16 ft T: 10.51 C 700-500 lapse rate: 5.68 C/km ThetaE index: 1.43 C Layer 925.0- 799.0 mb Conv cond level (CCL): 867.30 mb = 1255.14 m = 4117.86 ft Mean mixing ratio: 6.72 g/kg Conv temperature: 18.06 C = 64.51 F Cap Strength: 5.36 C Lifted Index: 5.23 C Risk: None Lifted Index @300 mb: 8.21 C Lifted Index @700 mb: 0.93 C Showalter Index: 5.46 C Risk: None Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 21.00 C K Index: 25.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 211.16 Risk: None Energy Index: 1.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.91 J/kg Max Up Vert Vel: 6.31 m/s Conv Inhibition (B-): 39069.64 J/kg Cap Strength: 4.66 C Lift Cond Lev (LCL): 925.45 mb = 721.00 m = 2365.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 22 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 19 170 4 -0.7 3.9 | 88 22 -21.8 -0.9 1 1000 77 155 10 -4.2 9.1 | 100 26 -25.3 4.2 2 925 725 210 36 18.0 31.2 | 173 27 -3.1 26.4 3 850 1420 205 30 12.7 27.2 | 159 24 -8.4 22.4 4 700 2971 230 35 26.8 22.5 | 198 19 5.7 17.7 5 500 5540 255 22 21.3 5.7 | 190 1 0.2 0.9 6 400 7150 250 32 30.1 10.9 | 236 11 9.0 6.1 7 300 9110 235 28 22.9 16.1 | 189 11 1.8 11.2 8 266 9891 235 27 22.1 15.5 | 185 11 1.0 10.7 9 250 10290 225 35 24.7 24.7 | 190 20 3.7 19.9 10 200 11720 195 18 4.7 17.4 | 127 21 -16.4 12.6 11 150 13560 195 22 5.7 21.3 | 137 23 -15.4 16.4 12 100 16120 220 6 3.9 4.6 | 89 17 -17.2 -0.2 13 70 18320 255 21 20.3 5.4 | 127 1 -0.8 0.6 14 50 20380 5 2 -0.2 -2.0 | 72 22 -21.3 -6.8 15 30 23480 280 14 13.8 -2.4 | 45 10 -7.3 -7.3 16 20 25910 325 15 8.6 -12.3 | 36 21 -12.5 -17.1 Wind Parameters Mean winds (0-6000m): 227.1 at 28.9 knts Storm direction: 257.1 at 21.6 knts Shear (0-3000m) pos: 6.2 neg: 0.6 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 110.6 deg Storm rel helicity (0-3000m) pos: 346.3 neg: -37.8 tot: 308.4 m^2/s^2 ave: 102.8 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 8.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.35 Bulk Shear: 56.91 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 ------------------------------------------------------------------------------- 500 182 17 122 24| 24.8 0.0 24.8|181.3 0.0 181.3 362.7 0.95| 28.6 27.2 1000 202 25 149 22| 15.6 0.0 15.6|267.9 -14.9 252.9 252.9 0.86| 22.0 18.9 1500 204 28 154 23| 10.4 1.1 11.5|273.0 -37.8 235.1 156.7 0.72| 16.2 11.6 2000 206 28 157 22| 8.3 0.8 9.2|298.4 -37.8 260.6 130.3 0.73| 13.4 9.8 2500 209 29 162 22| 7.1 0.7 7.8|323.4 -37.8 285.6 114.2 0.75| 11.7 8.8 3000 213 30 167 21| 6.2 0.6 6.7|346.3 -37.8 308.4 102.8 0.77| 10.6 8.1 4000 218 31 174 19| 4.0 0.4 4.5|353.3 -37.8 315.4 78.9 0.71| 8.9 6.3 5000 223 30 178 17| 2.8 0.3 3.1|354.7 -37.8 316.8 63.4 0.65| 7.8 5.1 6000 227 29 180 15| 2.1 0.1 2.2|355.2 -38.1 317.1 52.9 0.61| 7.0 4.3 Wrote GIF file: /home/apache/climate/data/raob//EG918/skewt/EG918.skewt.20251108.23.gif