UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051512.upa.cvt Date: 1200Z 15 MAY 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 15 MAY 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 82 SFC 990 171 25.6 17.6 61 8.0 20.1 290 9 299.6 302.0 293.6 337.3 12.89 2 983 233 23.8 15.8 61 8.0 18.5 290 9 298.4 300.5 292.3 332.0 11.56 3 978 278 23.4 15.4 61 8.0 18.1 290 9 298.4 300.5 292.1 331.4 11.32 4 925 761 18.8 14.4 76 4.4 16.0 290 9 298.5 300.6 292.0 331.2 11.22 5 879 1196 14.6 12.4 87 2.2 13.2 257 10 298.6 300.4 291.3 328.7 10.35 6 850 1480 13.4 8.5 72 4.9 10.4 235 11 300.2 301.7 290.1 324.4 8.22 7 835 1629 12.6 5.6 62 7.0 8.6 234 13 300.9 302.1 289.1 321.2 6.84 8 810 1885 13.2 0.2 41 13.0 6.4 233 17 304.1 305.0 288.3 318.7 4.79 9 751 2516 9.4 -5.6 34 15.0 2.4 229 26 306.7 307.3 287.8 317.1 3.35 10 700 3094 5.0 -4.0 52 9.0 0.7 225 35 308.0 308.8 288.9 320.7 4.06 11 676 3378 2.6 -2.4 70 5.0 0.1 226 37 308.4 309.3 289.7 323.1 4.74 12 645 3756 -0.3 -9.3 51 9.0 -4.0 226 40 309.3 309.9 288.3 318.6 2.93 13 600 4330 -5.3 -11.3 63 6.0 -7.6 227 44 310.0 310.5 288.3 318.6 2.69 14 597 4369 -5.5 -11.5 63 6.0 -7.8 227 44 310.2 310.7 288.3 318.7 2.66 15 586 4515 -5.9 -16.9 41 11.0 -9.5 228 45 311.4 311.7 287.8 317.1 1.74 16 524 5382 -12.1 -16.4 70 4.3 -13.5 229 51 314.0 314.4 288.9 320.7 2.03 17 500 5740 -14.1 -21.1 55 7.0 -16.0 230 54 315.8 316.1 288.9 320.6 1.42 18 471 6189 -17.1 -18.9 86 1.8 -17.6 227 54 317.6 317.9 289.9 323.7 1.82 19 412 7176 -24.5 -46.5 11 22.0 -26.8 221 54 320.4 320.5 289.0 321.0 0.14 20 400 7390 -26.1 -36.1 39 10.0 -27.5 220 54 321.1 321.2 289.6 322.7 0.44 21 301 9378 -42.5 -53.5 29 11.0 -43.0 220 73 325.1 325.2 290.4 325.5 0.09 22 300 9400 -42.7 -53.7 29 11.0 -43.2 220 73 325.2 325.2 290.4 325.5 0.09 23 291 9605 -44.1 -55.1 28 11.0 -44.6 218 75 326.0 326.0 290.7 326.3 0.07 24 288 9675 -44.7 -54.7 32 10.0 -45.1 217 76 326.1 326.2 290.7 326.5 0.08 25 285 9745 -45.3 -56.3 28 11.0 -45.7 216 76 326.3 326.3 290.7 326.5 0.07 26 264 10253 -48.5 -57.1 36 8.7 -48.7 210 81 328.9 328.9 291.5 329.1 0.06 27 250 10610 -50.7 -57.7 43 7.0 -50.9 210 77 330.7 330.7 292.0 330.9 0.06 28 242 10821 -51.5 -61.5 29 10.0 -51.7 220 73 332.6 332.6 292.4 332.7 0.04 29 239 10902 -51.5 -62.5 26 11.0 -51.8 221 71 333.8 333.8 292.7 333.9 0.04 30 229 11179 -52.1 -64.1 22 12.0 -52.4 223 65 337.0 337.0 293.6 337.1 0.03 31 205 11899 -50.1 -65.1 15 15.0 -50.5 229 49 350.9 351.0 296.8 351.1 0.03 32 200 12060 -50.5 -65.5 15 15.0 -50.9 230 46 352.8 352.8 297.3 352.9 0.03 33 198 12125 -50.5 -66.5 13 16.0 -50.9 231 46 353.8 353.8 297.5 353.9 0.03 34 180 12749 -47.5 -65.5 11 18.0 -48.1 237 41 368.5 368.5 300.3 368.6 0.03 35 174 12972 -48.5 -66.5 11 18.0 -49.1 240 40 370.4 370.4 300.7 370.6 0.03 36 161 13484 -46.7 -67.7 7 21.0 -47.5 245 36 381.8 381.8 302.5 381.9 0.03 37 150 13950 -49.1 -70.1 7 21.0 -49.8 250 33 385.5 385.5 303.1 385.6 0.02 38 127 15033 -53.1 -77.1 4 24.0 -53.6 242 31 397.0 397.0 304.8 397.1 0.01 39 104 16312 -56.5 -82.5 2 26.0 -56.9 232 29 413.9 413.9 307.0 413.9 0.00 40 100 16560 -58.5 -84.5 2 26.0 -58.9 230 29 414.7 414.7 307.1 414.7 0.00 41 90 17216 -60.7 -85.7 2 25.0 -61.0 245 22 423.0 423.0 308.0 423.0 0.00 42 70 18770 -62.1 -86.1 3 24.0 -62.4 280 5 451.5 451.5 311.0 451.5 0.00 43 69 18859 -62.1 -86.1 3 24.0 -62.4 287 5 453.4 453.4 311.2 453.4 0.00 44 68 18950 -61.3 -86.3 2 25.0 -61.7 293 5 457.0 457.0 311.5 457.0 0.00 45 66 19136 -60.7 -85.7 2 25.0 -61.1 307 4 462.2 462.2 312.0 462.3 0.00 46 61 19628 -61.1 -85.1 3 24.0 -61.5 343 3 471.9 471.9 312.8 471.9 0.00 47 57 20051 -61.3 -85.3 3 24.0 -61.7 15 3 480.7 480.7 313.5 480.7 0.00 48 55 20274 -60.7 -85.7 2 25.0 -61.2 31 2 487.0 487.0 314.0 487.0 0.00 49 50 20870 -59.9 -83.9 3 24.0 -60.4 75 1 502.3 502.3 315.1 502.4 0.01 50 41 22109 -59.5 -83.5 3 24.0 -60.2 91 6 532.7 532.7 317.1 532.7 0.01 51 40 22263 -59.3 -83.3 3 24.0 -60.0 92 6 536.9 536.9 317.3 537.0 0.01 52 39 22422 -58.3 -82.3 3 24.0 -59.2 94 7 543.4 543.4 317.7 543.4 0.01 53 38 22585 -57.5 -82.5 3 25.0 -58.5 96 7 549.5 549.5 318.1 549.5 0.01 54 35 23104 -57.9 -81.9 3 24.0 -58.9 103 9 561.5 561.5 318.7 561.6 0.01 55 35 23104 -57.7 -81.7 3 24.0 -58.7 103 9 562.0 562.0 318.8 562.1 0.01 56 33 23475 -56.9 -80.9 3 24.0 -58.0 108 11 573.7 573.7 319.3 573.8 0.02 57 32 23670 -56.3 -81.3 3 25.0 -57.6 110 11 580.3 580.4 319.7 580.5 0.02 58 30 24080 -55.9 -79.9 3 24.0 -57.3 115 13 592.2 592.3 320.3 592.4 0.02 59 29 24295 -55.9 -79.9 3 24.0 -57.3 111 12 598.0 598.0 320.5 598.2 0.02 60 28 24518 -55.9 -79.9 3 24.0 -57.4 107 12 604.0 604.1 320.8 604.2 0.02 61 20 26690 -49.3 -75.3 3 26.0 -52.9 70 7 685.3 685.3 324.0 685.9 0.07 62 19 27026 -49.3 -74.3 4 25.0 -53.0 71 7 695.4 695.4 324.3 696.1 0.09 63 16 28151 -50.3 -74.3 4 24.0 -54.1 76 8 727.2 727.2 325.3 728.1 0.10 64 15 28573 -49.3 -74.3 4 25.0 -53.7 78 8 744.0 744.1 325.8 745.0 0.11 65 14 29026 -48.7 -72.7 5 24.0 -53.4 80 8 760.9 761.0 326.3 762.3 0.15 66 13 29515 -47.3 -73.3 4 26.0 -52.8 82 8 782.0 782.1 326.8 783.4 0.15 67 11 30623 -46.1 -71.1 4 25.0 -52.6 87 9 824.7 824.8 327.9 827.1 0.24 68 10 31260 -43.7 -68.7 5 25.0 -51.6 90 9 856.4 856.6 328.6 860.4 0.37 69 9.5 31605 -43.5 -68.5 5 25.0 -51.7 869.8 870.0 328.9 874.2 0.40 70 9.2 31821 -43.3 -69.3 4 26.0 -51.8 878.6 878.8 329.1 882.6 0.37 71 8.9 32044 -43.7 -69.7 4 26.0 -52.1 885.4 885.6 329.2 889.4 0.36 TRP 242 10821 -51.5 -61.5 29 10.0 -51.7 220 73 332.6 332.6 292.4 332.7 0.04 WND 264 10253 -48.5 -57.1 36 8.7 -48.7 210 81 328.9 328.9 291.5 329.1 0.06 Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 648.21 mb = 3716.65 m = 12193.59 ft Wetbulb zero: 674.98 mb = 3389.87 m = 11121.48 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 57.82 % Est. max temperature: 26.63 C = 79.93 F Sfc-Lift cond lev (LCL): 880.78 mb = 1179.14 m = 3868.53 ft T: 14.77 C 700-500 lapse rate: 7.22 C/km ThetaE index: 20.16 C Layer 983.0- 700.0 mb Conv cond level (CCL): 841.09 mb = 1568.43 m = 5145.71 ft Mean mixing ratio: 11.20 g/kg Conv temperature: 26.58 C = 79.84 F Cap Strength: 2.46 C Lifted Index: -3.46 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.17 C Lifted Index @700 mb: 0.23 C Showalter Index: -0.09 C Risk: Thunderstorms probable Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 22.60 C K Index: 27.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 200.00 Risk: None Energy Index: -0.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 848.32 J/kg Max Up Vert Vel: 41.19 m/s Conv Inhibition (B-): 88.78 J/kg Cap Strength: 2.41 C Lift Cond Lev (LCL): 866.41 mb = 1318.35 m = 4325.25 ft Lev Free Conv (LFC): 691.41 mb = 3194.42 m = 10480.26 ft Equ Level (EL): 251.41 mb = 10573.16 m = 34688.43 ft B at Equ Level: 847.82 J/kg Max Parcel Lev (MPL): 181.41 mb = 12698.35 m = 41660.75 ft Wind level data Storm motion: 260 at 24 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 ---------------------------------------------------------- 0 990 171 290 9 8.5 -3.1 | 65 17 -15.4 -7.2 1 925 761 290 9 8.5 -3.1 | 65 17 -15.4 -7.2 2 850 1480 235 11 9.0 6.3 | 99 15 -14.9 2.2 3 700 3094 225 35 24.7 24.7 | 182 21 0.9 20.7 4 500 5740 230 54 41.4 34.7 | 210 35 17.5 30.6 5 400 7390 220 54 34.7 41.4 | 196 39 10.8 37.3 6 300 9400 220 73 46.9 55.9 | 204 57 23.1 51.8 7 264 10253 210 81 40.5 70.1 | 194 68 16.6 66.1 8 250 10610 210 77 38.5 66.7 | 193 64 14.6 62.6 9 242 10821 220 73 46.9 55.9 | 204 57 23.1 51.8 10 200 12060 230 46 35.2 29.6 | 204 28 11.4 25.5 11 150 13950 250 33 31.0 11.3 | 225 10 7.1 7.2 12 100 16560 230 29 22.2 18.6 | 174 15 -1.7 14.6 13 70 18770 280 5 4.9 -0.9 | 75 20 -18.9 -5.0 14 50 20870 75 1 -1.0 -0.3 | 80 25 -24.8 -4.3 15 30 24080 115 13 -11.8 5.5 | 92 36 -35.7 1.4 16 20 26690 70 7 -6.6 -2.4 | 78 31 -30.5 -6.5 17 10 31260 90 9 -9.0 0.0 | 83 33 -32.9 -4.1 Wind Parameters Mean winds (0-6000m): 230.3 at 32.3 knts Storm direction: 260.3 at 24.2 knts Shear (0-3000m) pos: 0.0 neg: 5.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 118.5 deg Storm rel helicity (0-3000m) pos: 108.5 neg: 0.0 tot: 108.5 m^2/s^2 ave: 36.2 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 5.0 10^-3/s Energy-Hel index: 0.35 Bulk Rich Number: 7.72 Bulk Shear: 109.90 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 ------------------------------------------------------------------------------- 500 290 9 65 17| 0.0 0.0 0.0| 0.0 0.0 0.0 0.0 0.00| 0.0 0.0 1000 283 9 67 16| 0.0 2.7 2.7| 17.2 0.0 17.2 17.2 0.80| 2.8 2.2 1500 267 10 76 14| 0.0 4.0 4.0| 41.8 0.0 41.8 27.9 0.86| 4.3 3.7 2000 253 12 87 13| 0.0 4.7 4.7| 65.1 0.0 65.1 32.5 0.90| 5.2 4.6 2500 243 14 102 11| 0.0 5.3 5.3| 88.1 0.0 88.1 35.3 0.89| 5.7 5.1 3000 237 18 121 11| 0.0 5.6 5.6|108.5 0.0 108.5 36.2 0.83| 5.9 5.0 4000 232 23 149 12| 0.9 4.2 5.2|140.9 0.0 140.9 35.2 0.81| 5.4 4.4 5000 231 28 170 14| 1.5 3.4 4.9|176.0 0.0 176.0 35.2 0.79| 5.1 4.0 6000 230 32 183 17| 1.6 2.9 4.5|196.0 -20.2 175.8 29.3 0.70| 4.8 3.3 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20250515.12.gif