UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050612.upa.cvt Date: 1200Z 6 MAY 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 6 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 96 190 7 SFC 991 174 21.6 5.6 35 16.0 12.6 190 7 295.5 296.5 286.2 312.3 5.75 2 985 227 20.4 4.4 35 16.0 11.7 192 8 294.8 295.8 285.4 310.4 5.32 3 979 279 20.0 4.0 35 16.0 11.3 194 9 294.9 295.9 285.4 310.2 5.20 4 925 764 15.2 2.2 41 13.0 8.5 210 21 294.9 295.7 284.9 309.1 4.85 5 883 1155 12.0 1.0 47 11.0 6.5 226 22 295.5 296.3 285.0 309.2 4.66 6 851 1463 11.0 5.0 66 6.0 7.7 240 23 297.6 298.7 287.6 316.5 6.43 7 850 1473 10.8 4.8 66 6.0 7.5 240 23 297.5 298.6 287.5 316.1 6.35 8 700 3061 0.2 -2.4 83 2.6 -1.0 270 44 302.7 303.6 287.6 316.6 4.58 9 644 3725 -3.7 -5.5 87 1.8 -4.5 266 46 305.6 306.3 288.0 317.8 3.94 10 639 3786 -3.9 -5.9 86 2.0 -4.8 266 46 306.0 306.8 288.1 318.0 3.85 11 633 3861 -4.3 -6.0 88 1.7 -5.0 266 46 306.4 307.1 288.2 318.4 3.86 12 616 4075 -5.7 -7.8 85 2.1 -6.5 264 47 307.2 307.8 288.1 318.0 3.45 13 600 4281 -6.9 -8.3 90 1.4 -7.5 263 48 308.1 308.8 288.3 318.8 3.41 14 558 4843 -10.7 -11.7 92 1.0 -11.1 260 49 310.1 310.6 288.4 319.0 2.80 15 519 5397 -14.1 -18.8 68 4.7 -15.4 257 51 312.5 312.8 288.1 318.0 1.67 16 514 5471 -14.1 -19.0 66 4.9 -15.5 256 51 313.4 313.7 288.3 318.8 1.66 17 500 5680 -15.3 -18.5 76 3.2 -16.2 255 52 314.4 314.7 288.8 320.3 1.78 18 475 6067 -17.9 -21.1 76 3.2 -18.7 253 52 315.8 316.1 289.0 320.8 1.50 19 451 6453 -21.1 -27.1 58 6.0 -22.4 250 52 316.5 316.7 288.6 319.7 0.92 20 439 6652 -22.7 -24.9 82 2.2 -23.2 249 52 316.9 317.2 289.0 320.9 1.15 21 400 7330 -27.3 -30.0 78 2.7 -27.8 245 52 319.5 319.7 289.5 322.3 0.79 22 377 7753 -30.9 -37.9 50 7.0 -31.7 247 55 320.2 320.3 289.2 321.6 0.39 23 324 8808 -39.3 -41.4 80 2.1 -39.5 252 64 322.8 322.9 290.0 324.0 0.31 24 300 9330 -43.1 -46.6 68 3.5 -43.3 255 69 324.6 324.7 290.4 325.4 0.19 25 250 10530 -52.5 -57.4 55 4.9 -52.7 260 87 328.0 328.0 291.2 328.3 0.07 26 237 10872 -55.5 -60.5 54 5.0 -55.6 260 90 328.5 328.5 291.3 328.7 0.05 27 227 11144 -58.0 -62.7 55 4.7 -58.0 260 93 328.8 328.8 291.4 329.0 0.04 28 225 11200 -58.5 -63.1 55 4.6 -58.6 262 91 328.9 328.9 291.5 329.0 0.04 29 221 11312 -58.9 -63.9 52 5.0 -59.0 265 87 329.9 329.9 291.7 330.1 0.03 30 219 11369 -59.1 -65.1 46 6.0 -59.2 264 85 330.5 330.5 291.9 330.6 0.03 31 208 11693 -56.7 -63.7 41 7.0 -56.8 256 75 339.1 339.2 294.1 339.3 0.04 32 200 11940 -57.7 -65.7 35 8.0 -57.8 250 68 341.4 341.4 294.7 341.5 0.03 33 185 12430 -58.3 -68.3 27 10.0 -58.5 251 63 348.1 348.1 296.3 348.2 0.02 34 178 12673 -57.7 -68.7 23 11.0 -57.9 252 60 353.0 353.0 297.3 353.1 0.02 35 163 13231 -54.9 -67.9 19 13.0 -55.2 254 54 366.7 366.7 300.0 366.8 0.03 36 152 13676 -56.1 -70.1 16 14.0 -56.3 255 49 372.0 372.0 300.9 372.1 0.02 37 150 13760 -55.9 -70.9 14 15.0 -56.2 255 48 373.8 373.8 301.2 373.8 0.02 38 124 14983 -53.5 -73.5 7 20.0 -54.0 267 43 399.0 399.0 305.1 399.1 0.01 39 119 15248 -54.1 -75.1 6 21.0 -54.6 269 42 402.7 402.7 305.6 402.7 0.01 40 112 15637 -55.3 -76.3 6 21.0 -55.8 273 41 407.5 407.5 306.2 407.5 0.01 41 100 16360 -56.7 -80.7 3 24.0 -57.1 280 38 418.2 418.2 307.5 418.2 0.01 42 98 16488 -56.9 -80.9 3 24.0 -57.3 281 37 420.2 420.2 307.7 420.2 0.01 43 81 17688 -59.1 -85.1 2 26.0 -59.5 292 29 439.2 439.2 309.8 439.2 0.00 44 78 17924 -59.9 -84.9 2 25.0 -60.3 294 28 442.3 442.3 310.1 442.4 0.00 45 78 17924 -59.9 -84.9 2 25.0 -60.3 294 28 442.3 442.3 310.1 442.4 0.00 46 76 18086 -59.9 -84.9 2 25.0 -60.3 295 26 445.6 445.6 310.4 445.7 0.00 47 72 18424 -59.7 -84.7 2 25.0 -60.1 298 24 453.0 453.0 311.1 453.0 0.00 48 71 18511 -59.7 -84.7 2 25.0 -60.1 299 24 454.8 454.8 311.3 454.8 0.00 49 70 18600 -59.3 -84.3 3 25.0 -59.7 300 23 457.5 457.5 311.5 457.5 0.00 50 68 18782 -59.1 -85.1 2 26.0 -59.6 461.8 461.8 311.9 461.8 0.00 51 65 19065 -58.5 -80.5 4 22.0 -59.0 469.1 469.1 312.5 469.1 0.01 TRP 221 11312 -58.9 -63.9 52 5.0 -59.0 265 87 329.9 329.9 291.7 330.1 0.03 WND 227 11144 -58.0 -62.7 55 4.7 -58.0 260 93 328.8 328.8 291.4 329.0 0.04 Sounding variables and indices 1000-500 mb thick: 5584.00 m Freezing level: 697.13 mb = 3095.03 m = 10154.19 ft Wetbulb zero: 718.15 mb = 2851.67 m = 9355.77 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 72.40 % Est. max temperature: 23.84 C = 74.91 F Sfc-Lift cond lev (LCL): 781.16 mb = 2163.80 m = 7099.00 ft T: 6.19 C 700-500 lapse rate: 5.92 C/km ThetaE index: 3.27 C Layer 985.0- 883.0 mb Conv cond level (CCL): 669.16 mb = 3419.68 m = 11219.28 ft Mean mixing ratio: 4.98 g/kg Conv temperature: 30.33 C = 86.60 F Cap Strength: 6.86 C Lifted Index: 7.30 C Risk: None Lifted Index @300 mb: 10.90 C Lifted Index @700 mb: 4.52 C Showalter Index: 3.31 C Risk: None Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 20.10 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 212.95 Risk: None Energy Index: 0.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.62 J/kg Max Up Vert Vel: 1.80 m/s Conv Inhibition (B-): 17182.89 J/kg Cap Strength: 7.21 C Lift Cond Lev (LCL): 763.05 mb = 2355.63 m = 7728.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 29 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 ---------------------------------------------------------- 0 991 174 190 7 1.2 6.9 | 120 30 -26.4 15.1 1 925 764 210 21 10.5 18.2 | 147 31 -17.2 26.4 2 850 1473 240 23 19.9 11.5 | 159 21 -7.7 19.7 3 700 3061 270 44 44.0 -0.0 | 243 18 16.3 8.2 4 500 5680 255 52 50.2 13.5 | 226 31 22.6 21.7 5 400 7330 245 52 47.1 22.0 | 213 36 19.5 30.2 6 300 9330 255 69 66.6 17.9 | 236 47 39.0 26.1 7 250 10530 260 87 85.7 15.1 | 248 63 58.0 23.3 8 227 11144 260 93 91.6 16.1 | 249 68 63.9 24.4 9 221 11312 265 87 86.7 7.6 | 255 61 59.0 15.8 10 200 11940 250 68 63.9 23.3 | 229 48 36.2 31.5 11 150 13760 255 48 46.4 12.4 | 222 28 18.7 20.6 12 100 16360 280 38 37.4 -6.6 | 261 10 9.8 1.6 13 70 18600 300 23 19.9 -11.5 | 67 8 -7.7 -3.3 Wind Parameters Mean winds (0-6000m): 256.6 at 38.5 knts Storm direction: 286.6 at 28.9 knts Shear (0-3000m) pos: 7.5 neg: 0.0 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 122.6 deg Storm rel helicity (0-3000m) pos: 289.4 neg: -1.3 tot: 288.1 m^2/s^2 ave: 96.0 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 8.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 137.95 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 ------------------------------------------------------------------------------- 500 204 13 132 30| 12.7 0.0 12.7|102.5 0.0 102.5 204.9 1.00| 12.9 12.8 1000 212 17 141 29| 8.8 0.0 8.8|148.9 0.0 148.9 148.9 0.85| 11.0 9.4 1500 222 19 147 27| 7.6 0.0 7.6|176.7 0.0 176.7 117.8 0.78| 10.2 7.9 2000 232 22 154 24| 7.7 0.0 7.7|215.7 0.0 215.7 107.9 0.82| 9.7 8.0 2500 241 24 163 21| 7.7 0.0 7.7|255.9 0.0 255.9 102.4 0.85| 9.6 8.2 3000 249 27 174 18| 7.5 0.0 7.5|289.4 -1.3 288.1 96.0 0.86| 9.3 8.0 4000 255 32 191 17| 5.6 0.7 6.3|289.4 -16.1 273.3 68.3 0.73| 7.7 5.7 5000 257 36 204 18| 4.5 1.2 5.6|289.4 -35.7 253.7 50.7 0.63| 6.8 4.2 6000 257 38 210 20| 3.7 1.4 5.1|289.4 -67.8 221.6 36.9 0.52| 6.1 3.2 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20250506.12.gif