UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050812.upa.cvt Date: 1200Z 8 MAY 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 8 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 35 SFC 984 174 19.2 17.7 91 1.5 18.2 20 11 293.7 296.0 292.0 330.9 13.06 2 979 218 17.8 14.1 79 3.7 15.4 22 12 292.7 294.6 289.5 322.3 10.38 3 972 279 17.2 14.0 81 3.2 15.2 26 13 292.7 294.6 289.5 322.3 10.39 4 926 691 13.8 11.7 87 2.1 12.5 49 19 293.3 295.0 288.8 320.1 9.36 5 925 700 13.6 11.5 87 2.1 12.3 50 19 293.2 294.9 288.6 319.7 9.25 6 903 903 13.0 9.3 78 3.7 10.8 69 16 294.6 296.1 288.1 318.2 8.17 7 887 1054 14.4 6.4 59 8.0 9.9 82 14 297.6 298.8 287.9 317.6 6.81 8 850 1413 12.6 3.6 54 9.0 7.7 115 9 299.3 300.4 287.6 316.7 5.83 9 815 1765 10.8 0.8 50 10.0 5.6 133 13 301.1 302.0 287.4 316.0 4.98 10 700 3011 0.8 -4.2 69 5.0 -1.5 200 27 303.4 304.1 287.3 315.6 4.00 11 634 3797 -5.3 -6.7 90 1.4 -5.9 206 26 305.1 305.8 287.6 316.4 3.65 12 600 4227 -8.1 -10.1 85 2.0 -8.9 209 26 306.7 307.3 287.4 316.0 2.96 13 500 5620 -16.5 -34.5 20 18.0 -19.6 220 25 312.9 313.0 286.9 314.4 0.41 14 487 5818 -17.9 -35.9 19 18.0 -20.8 219 27 313.6 313.6 287.1 314.9 0.37 15 455 6323 -22.3 -37.3 24 15.0 -24.4 216 30 314.2 314.3 287.2 315.4 0.34 16 410 7082 -27.1 -53.1 7 26.0 -29.1 211 37 317.5 317.5 288.0 317.8 0.07 17 400 7260 -28.3 -46.3 16 18.0 -30.0 210 38 318.2 318.2 288.3 318.8 0.15 18 322 8780 -39.5 -42.3 75 2.8 -39.7 206 62 323.1 323.1 290.0 324.2 0.29 19 312 8995 -41.5 -45.2 67 3.7 -41.7 205 66 323.3 323.3 290.0 324.1 0.22 20 300 9260 -43.9 -48.7 59 4.8 -44.2 210 64 323.5 323.5 290.0 324.1 0.15 21 291 9463 -45.5 -49.2 66 3.7 -45.7 211 62 324.0 324.1 290.2 324.6 0.15 22 250 10460 -51.5 -63.5 23 12.0 -51.8 215 54 329.5 329.5 291.6 329.6 0.03 23 214 11453 -56.9 -67.9 24 11.0 -57.1 215 52 336.1 336.1 293.4 336.2 0.02 24 201 11849 -57.1 -70.1 18 13.0 -57.3 220 45 341.9 341.9 294.8 341.9 0.01 25 200 11880 -56.9 -70.9 15 14.0 -57.1 220 44 342.7 342.7 295.0 342.7 0.01 26 180 12549 -54.9 -73.9 8 19.0 -55.2 222 39 356.4 356.4 298.0 356.4 0.01 27 168 12992 -52.7 -80.7 2 28.0 -53.1 223 36 367.2 367.2 300.1 367.2 0.00 28 167 13030 -52.7 -80.7 2 28.0 -53.1 223 36 367.8 367.8 300.2 367.8 0.00 29 155 13510 -53.9 -81.9 2 28.0 -54.3 224 32 373.7 373.7 301.2 373.7 0.00 30 150 13720 -53.9 -80.9 2 27.0 -54.3 225 31 377.2 377.2 301.8 377.2 0.00 31 149 13763 -53.7 -80.7 2 27.0 -54.1 225 31 378.3 378.3 302.0 378.3 0.00 32 145 13938 -53.1 -81.1 2 28.0 -53.6 225 30 382.3 382.3 302.6 382.3 0.00 33 137 14304 -52.3 -80.3 2 28.0 -52.8 225 30 389.9 389.9 303.8 390.0 0.00 34 124 14946 -54.5 -81.5 2 27.0 -54.9 225 28 397.2 397.2 304.8 397.2 0.00 35 121 15103 -53.9 -80.9 2 27.0 -54.4 225 28 401.1 401.1 305.3 401.1 0.00 36 113 15540 -55.5 -82.5 2 27.0 -55.9 225 27 406.0 406.0 306.0 406.1 0.00 37 108 15829 -54.7 -81.7 2 27.0 -55.2 225 26 412.9 412.9 306.9 412.9 0.00 38 104 16070 -55.3 -81.3 3 26.0 -55.8 225 26 416.2 416.2 307.3 416.2 0.01 39 100 16320 -56.1 -82.1 2 26.0 -56.6 225 25 419.3 419.3 307.6 419.4 0.00 40 98 16449 -56.3 -82.3 2 26.0 -56.8 227 24 421.4 421.4 307.9 421.4 0.00 41 97 16514 -56.1 -82.1 2 26.0 -56.6 228 24 423.0 423.0 308.0 423.0 0.00 42 94 16714 -56.1 -82.1 2 26.0 -56.6 230 23 426.8 426.8 308.5 426.8 0.01 43 82 17581 -57.3 -83.3 2 26.0 -57.8 242 18 441.4 441.4 310.0 441.4 0.00 44 78 17898 -56.7 -82.7 2 26.0 -57.2 246 17 449.0 449.0 310.8 449.0 0.01 45 74 18231 -58.5 -83.5 3 25.0 -59.0 250 15 452.0 452.0 311.0 452.0 0.01 46 71 18491 -59.3 -84.3 3 25.0 -59.7 254 13 455.7 455.7 311.4 455.7 0.00 47 70 18580 -58.9 -83.9 3 25.0 -59.4 255 13 458.4 458.4 311.6 458.4 0.00 48 69 18670 -58.7 -83.7 3 25.0 -59.2 254 13 460.7 460.7 311.8 460.7 0.01 49 68 18761 -58.5 -83.5 3 25.0 -59.0 253 13 463.1 463.1 312.0 463.1 0.01 50 63 19241 -57.3 -83.3 2 26.0 -57.9 247 14 475.9 475.9 313.1 476.0 0.01 51 54 20213 -56.9 -81.9 3 25.0 -57.6 236 15 498.3 498.3 314.8 498.4 0.01 52 53 20331 -56.5 -82.5 2 26.0 -57.3 234 15 501.9 501.9 315.1 501.9 0.01 53 50 20700 -56.3 -81.3 3 25.0 -57.2 230 15 510.8 510.8 315.7 510.9 0.01 54 47 21093 -55.9 -80.9 3 25.0 -56.9 208 14 520.9 520.9 316.4 521.0 0.01 55 42 21805 -57.5 -81.5 3 24.0 -58.4 169 12 533.9 534.0 317.2 534.0 0.01 56 42 21805 -57.5 -81.5 3 24.0 -58.4 169 12 533.9 534.0 317.2 534.0 0.01 57 39 22273 -57.1 -82.1 3 25.0 -58.1 142 11 546.4 546.4 317.9 546.5 0.01 58 30 23940 -54.9 -79.9 3 25.0 -56.5 50 7 595.0 595.0 320.4 595.1 0.02 59 29 24157 -54.9 -79.9 3 25.0 -56.5 52 7 600.8 600.8 320.6 600.9 0.02 60 24 25372 -53.3 -77.3 4 24.0 -55.5 61 8 638.8 638.8 322.3 639.2 0.04 61 21 26233 -52.5 -77.5 3 25.0 -55.1 68 9 666.1 666.1 323.3 666.5 0.05 62 20 26550 -50.7 -75.7 4 25.0 -53.9 70 9 681.0 681.0 323.8 681.5 0.07 63 18 27238 -49.9 -74.9 4 25.0 -53.5 704.3 704.4 324.6 705.1 0.08 64 15 28437 -47.3 -72.3 4 25.0 -52.3 750.7 750.8 326.0 752.0 0.15 65 14 28895 -45.3 772.4 66 13 29390 -45.7 787.6 TRP 214 11453 -56.9 -67.9 24 11.0 -57.1 215 52 336.1 336.1 293.4 336.2 0.02 WND 312 8995 -41.5 -45.2 67 3.7 -41.7 205 66 323.3 323.3 290.0 324.1 0.22 Sounding variables and indices 1000-500 mb thick: 5585.00 m Freezing level: 691.34 mb = 3114.06 m = 10216.59 ft Wetbulb zero: 723.82 mb = 2736.89 m = 8979.20 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 65.49 % Est. max temperature: 25.59 C = 78.06 F Sfc-Lift cond lev (LCL): 962.72 mb = 360.48 m = 1182.67 ft T: 16.53 C 700-500 lapse rate: 6.63 C/km ThetaE index: 8.66 C Layer 979.0- 972.0 mb Conv cond level (CCL): 795.68 mb = 1961.35 m = 6434.81 ft Mean mixing ratio: 9.23 g/kg Conv temperature: 26.91 C = 80.43 F Cap Strength: 3.56 C Lifted Index: -0.29 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.72 C Lifted Index @700 mb: 0.22 C Showalter Index: 1.76 C Risk: Showers probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 20.10 C K Index: 27.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 90.20 Risk: None Energy Index: -0.42 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 121.23 J/kg Max Up Vert Vel: 15.57 m/s Conv Inhibition (B-): 177.28 J/kg Cap Strength: 3.55 C Lift Cond Lev (LCL): 887.48 mb = 1049.21 m = 3442.23 ft Lev Free Conv (LFC): 682.48 mb = 3212.17 m = 10538.49 ft Equ Level (EL): 422.48 mb = 6863.57 m = 22517.99 ft B at Equ Level: 121.16 J/kg Max Parcel Lev (MPL): 312.48 mb = 8984.83 m = 29477.43 ft Wind level data Storm motion: 230 at 16 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 ---------------------------------------------------------- 0 984 174 20 11 -3.8 -10.3 | 38 26 -16.3 -20.7 1 925 700 50 19 -14.6 -12.2 | 50 35 -27.1 -22.6 2 850 1413 115 9 -8.2 3.8 | 72 22 -20.7 -6.6 3 700 3011 200 27 9.2 25.4 | 167 15 -3.3 15.0 4 500 5620 220 25 16.1 19.2 | 202 9 3.5 8.8 5 400 7260 210 38 19.0 32.9 | 196 23 6.4 22.5 6 312 8995 205 66 27.9 59.8 | 197 52 15.3 49.4 7 300 9260 210 64 32.0 55.4 | 203 49 19.4 45.0 8 250 10460 215 54 31.0 44.2 | 209 39 18.4 33.8 9 214 11453 215 52 29.8 42.6 | 208 37 17.2 32.2 10 200 11880 220 44 28.3 33.7 | 214 28 15.7 23.3 11 150 13720 225 31 21.9 21.9 | 219 15 9.3 11.5 12 100 16320 225 25 17.7 17.7 | 215 9 5.1 7.3 13 70 18580 255 13 12.6 3.4 | 0 7 -0.0 -7.0 14 50 20700 230 15 11.5 9.6 | 55 1 -1.1 -0.8 15 30 23940 50 7 -5.4 -4.5 | 50 23 -17.9 -14.9 16 20 26550 70 9 -8.5 -3.1 | 57 25 -21.0 -13.5 Wind Parameters Mean winds (0-6000m): 200.4 at 21.8 knts Storm direction: 230.4 at 16.3 knts Shear (0-3000m) pos: 6.5 neg: 0.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 130.8 deg Storm rel helicity (0-3000m) pos: 314.7 neg: 0.0 tot: 314.7 m^2/s^2 ave: 104.9 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 8.6 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 0.70 Bulk Shear: 172.68 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 38 15 45 31| 10.7 0.0 10.7| 50.7 0.0 50.7 101.4 0.57| 10.9 6.3 1000 52 15 51 32| 7.2 0.0 7.2|141.1 0.0 141.1 141.1 0.69| 12.6 8.6 1500 64 14 56 30| 6.4 0.0 6.4|174.1 0.0 174.1 116.1 0.67| 11.3 7.6 2000 85 14 66 29| 6.8 0.0 6.8|223.9 0.0 223.9 111.9 0.74| 10.8 8.0 2500 115 15 82 27| 7.0 0.0 7.0|276.7 0.0 276.7 110.7 0.78| 10.9 8.5 3000 151 17 102 21| 6.5 0.0 6.5|314.7 0.0 314.7 104.9 0.81| 10.7 8.6 4000 181 19 126 15| 4.8 0.0 4.8|324.4 0.0 324.4 81.1 0.81| 8.5 6.8 5000 193 21 141 13| 3.7 0.0 3.7|332.6 0.0 332.6 66.5 0.80| 7.1 5.7 6000 200 22 153 11| 3.1 0.4 3.4|336.0 -0.8 335.2 55.9 0.75| 6.5 4.9 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20250508.12.gif