UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051312.upa.cvt Date: 1200Z 13 MAY 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 13 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 75 SFC 989 170 18.8 17.3 91 1.5 17.8 40 9 292.9 295.1 291.4 328.9 12.66 2 982 231 17.6 13.1 75 4.5 14.8 43 10 292.3 294.0 288.7 319.8 9.69 3 977 274 17.2 12.9 76 4.3 14.6 45 11 292.3 294.0 288.6 319.6 9.61 4 925 738 13.2 11.2 88 2.0 12.0 65 21 292.8 294.4 288.3 318.7 9.06 5 899 979 16.0 9.0 63 7.0 11.8 107 18 298.1 299.5 289.2 321.6 8.04 6 875 1209 15.4 6.4 55 9.0 10.2 147 16 299.8 301.0 288.8 320.2 6.90 7 850 1455 14.0 6.0 58 8.0 9.4 190 13 300.8 302.1 289.2 321.4 6.91 8 711 2936 4.2 -0.6 71 4.8 1.8 222 31 305.8 306.7 289.2 321.5 5.15 9 700 3063 3.4 -1.6 70 5.0 0.9 225 33 306.2 307.2 289.1 321.2 4.86 10 600 4296 -5.1 -12.1 58 7.0 -7.7 232 36 310.2 310.7 288.2 318.3 2.52 11 561 4820 -9.7 -12.5 80 2.8 -10.7 235 38 310.8 311.3 288.5 319.2 2.61 12 518 5432 -14.1 -17.8 74 3.7 -15.2 238 39 312.7 313.0 288.3 318.6 1.82 13 506 5610 -15.5 -18.4 78 2.9 -16.3 239 40 313.1 313.4 288.4 318.9 1.77 14 500 5700 -16.1 -19.3 76 3.2 -17.0 240 40 313.4 313.7 288.4 318.9 1.66 15 490 5851 -16.7 -22.7 60 6.0 -18.2 240 40 314.5 314.7 288.3 318.7 1.26 16 472 6131 -17.3 -43.3 8 26.0 -20.9 241 39 317.1 317.2 288.0 317.8 0.18 17 400 7340 -28.1 -34.1 56 6.0 -29.0 245 38 318.5 318.6 288.9 320.4 0.53 18 394 7448 -29.1 -35.1 56 6.0 -29.9 245 39 318.5 318.6 288.8 320.3 0.49 19 373 7838 -32.5 -38.5 55 6.0 -33.1 245 41 319.1 319.1 288.9 320.4 0.37 20 340 8486 -36.5 -39.2 76 2.7 -36.8 245 45 322.2 322.3 289.8 323.6 0.38 21 300 9340 -44.1 -46.8 74 2.7 -44.3 245 50 323.2 323.2 289.9 323.9 0.19 22 265 10156 -50.9 -54.8 63 3.9 -51.0 248 63 324.9 324.9 290.3 325.3 0.08 23 250 10530 -54.5 -57.7 68 3.2 -54.6 250 69 325.0 325.1 290.3 325.3 0.06 24 226 11173 -59.5 -63.1 62 3.7 -59.5 245 71 327.0 327.0 290.9 327.1 0.03 25 224 11228 -59.9 -63.6 62 3.7 -60.0 245 69 327.1 327.1 290.9 327.3 0.03 26 207 11724 -60.1 -65.1 52 5.0 -60.2 259 61 334.3 334.3 292.9 334.4 0.03 27 200 11940 -58.7 -64.7 46 6.0 -58.8 265 58 339.8 339.8 294.3 339.9 0.03 28 187 12363 -57.1 -64.1 41 7.0 -57.2 263 54 349.0 349.0 296.4 349.1 0.04 29 150 13770 -52.5 -64.5 22 12.0 -52.9 255 42 379.6 379.6 302.2 379.8 0.04 30 149 13813 -52.5 -64.5 22 12.0 -52.9 255 42 380.3 380.4 302.3 380.5 0.04 31 139 14259 -54.7 -67.7 19 13.0 -55.1 255 39 384.1 384.1 302.9 384.3 0.03 32 130 14689 -52.7 -66.7 17 14.0 -53.2 255 36 395.1 395.1 304.6 395.3 0.04 33 122 15097 -54.5 -69.5 14 15.0 -54.9 255 33 399.1 399.1 305.1 399.2 0.03 34 115 15475 -54.7 -70.7 12 16.0 -55.1 255 31 405.5 405.5 305.9 405.6 0.02 35 100 16370 -53.7 -72.7 8 19.0 -54.3 255 25 424.0 424.0 308.2 424.1 0.02 36 70 18640 -57.1 -81.1 3 24.0 -57.7 270 15 462.2 462.2 312.0 462.3 0.01 37 58 19824 -58.9 -83.9 3 25.0 -59.5 256 9 483.7 483.7 313.7 483.7 0.01 38 55 20158 -57.5 -82.5 3 25.0 -58.2 252 8 494.3 494.3 314.5 494.4 0.01 39 50 20760 -57.1 -82.1 3 25.0 -57.9 245 5 508.9 508.9 315.6 509.0 0.01 40 36 22838 -56.1 -81.1 3 25.0 -57.3 187 2 561.6 561.6 318.8 561.7 0.02 41 35 23017 -55.7 -80.7 3 25.0 -57.0 182 2 567.2 567.2 319.0 567.3 0.02 42 33 23392 -54.5 -79.5 3 25.0 -56.0 172 2 580.0 580.0 319.7 580.2 0.02 43 30 24000 -55.1 -79.1 4 24.0 -56.6 155 1 594.4 594.4 320.3 594.6 0.03 44 26 24919 -54.1 -78.1 4 24.0 -56.0 159 2 622.1 622.1 321.6 622.4 0.03 45 25 25172 -53.1 -78.1 3 25.0 -55.3 159 2 632.0 632.0 322.0 632.3 0.04 46 21 26302 -51.7 -75.7 4 24.0 -54.5 164 3 668.5 668.6 323.4 669.0 0.06 47 20 26620 -50.1 -75.1 4 25.0 -53.4 165 3 682.8 682.9 323.9 683.4 0.07 48 19 26955 -49.7 -74.7 4 25.0 -53.3 694.2 694.2 324.3 694.8 0.08 49 19 26955 -48.5 -74.5 3 26.0 -52.5 697.9 697.9 324.4 698.6 0.08 50 17 27688 -47.9 -72.9 4 25.0 -52.3 722.4 722.4 325.1 723.4 0.12 51 15 28518 -45.5 -71.5 4 26.0 -51.2 756.7 756.7 326.1 758.2 0.16 52 12 30012 -43.7 -69.7 4 26.0 -51.0 812.9 813.0 327.6 815.6 0.27 53 12 30012 -44.3 -69.3 5 25.0 -51.2 810.8 810.9 327.5 813.6 0.28 54 11 30595 -44.5 -70.5 4 26.0 -51.7 830.5 830.6 328.0 833.2 0.26 TRP 224 11228 -59.9 -63.6 62 3.7 -60.0 245 69 327.1 327.1 290.9 327.3 0.03 WND 226 11173 -59.5 -63.1 62 3.7 -59.5 245 71 327.0 327.0 290.9 327.1 0.03 Sounding variables and indices 1000-500 mb thick: 5625.00 m Freezing level: 660.00 mb = 3556.16 m = 11667.06 ft Wetbulb zero: 689.57 mb = 3183.11 m = 10443.14 ft Precipitable water: 1.10 inches Sfc-500 mean rel hum: 68.58 % Est. max temperature: 27.08 C = 80.75 F Sfc-Lift cond lev (LCL): 967.58 mb = 356.52 m = 1169.67 ft T: 16.49 C 700-500 lapse rate: 7.39 C/km ThetaE index: 10.17 C Layer 982.0- 899.0 mb Conv cond level (CCL): 769.10 mb = 2284.62 m = 7495.38 ft Mean mixing ratio: 9.10 g/kg Conv temperature: 29.51 C = 85.12 F Cap Strength: 5.24 C Lifted Index: 0.29 C Risk: Showers probable Lifted Index @300 mb: 2.76 C Lifted Index @700 mb: 2.97 C Showalter Index: -0.48 C Risk: Thunderstorms probable Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.10 C Cross Totals Index: 22.10 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 202.00 Risk: None Energy Index: -0.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.70 J/kg Max Up Vert Vel: 7.31 m/s Conv Inhibition (B-): 53461.96 J/kg Cap Strength: 5.24 C Lift Cond Lev (LCL): 883.93 mb = 1123.15 m = 3684.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 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 ---------------------------------------------------------- 0 989 170 40 9 -5.8 -6.9 | 67 29 -27.1 -11.5 1 925 738 65 21 -19.0 -8.9 | 71 43 -40.3 -13.5 2 850 1455 190 13 2.3 12.8 | 113 21 -19.0 8.2 3 700 3063 225 33 23.3 23.3 | 186 19 2.0 18.7 4 500 5700 240 40 34.6 20.0 | 221 20 13.3 15.4 5 400 7340 245 38 34.4 16.1 | 229 17 13.1 11.4 6 300 9340 245 50 45.3 21.1 | 236 29 24.0 16.5 7 250 10530 250 69 64.8 23.6 | 246 47 43.5 19.0 8 226 11173 245 71 64.3 30.0 | 239 50 43.1 25.4 9 224 11228 245 69 62.5 29.2 | 239 48 41.2 24.5 10 200 11940 265 58 57.8 5.1 | 269 36 36.5 0.4 11 150 13770 255 42 40.6 10.9 | 252 20 19.3 6.2 12 100 16370 255 25 24.1 6.5 | 237 3 2.9 1.8 13 70 18640 270 15 15.0 -0.0 | 54 8 -6.3 -4.6 14 50 20760 245 5 4.5 2.1 | 81 17 -16.8 -2.5 15 30 24000 155 1 -0.4 0.9 | 80 22 -21.7 -3.7 16 20 26620 165 3 -0.8 2.9 | 86 22 -22.1 -1.7 Wind Parameters Mean winds (0-6000m): 227.7 at 29.1 knts Storm direction: 257.7 at 21.8 knts Shear (0-3000m) pos: 7.2 neg: 0.0 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 120.7 deg Storm rel helicity (0-3000m) pos: 422.8 neg: -1.4 tot: 421.4 m^2/s^2 ave: 140.5 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 13.0 stream: 9.4 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.11 Bulk Shear: 246.93 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 56 14 69 35| 12.1 0.0 12.1| 24.1 -1.4 22.7 45.4 0.19| 12.3 2.3 1000 74 17 76 38| 10.2 0.0 10.2|261.3 -1.4 259.9 259.9 0.66| 19.5 12.9 1500 89 16 82 37| 8.3 0.0 8.3|311.9 -1.4 310.5 207.0 0.61| 18.4 11.2 2000 132 17 101 34| 7.9 0.0 7.9|348.9 -1.4 347.5 173.8 0.65| 15.7 10.2 2500 175 18 121 27| 7.6 0.0 7.6|387.7 -1.4 386.3 154.5 0.69| 14.1 9.8 3000 200 20 135 21| 7.2 0.0 7.2|422.8 -1.4 421.4 140.5 0.72| 13.0 9.4 4000 215 24 153 17| 5.8 0.0 5.8|444.5 -1.4 443.1 110.8 0.74| 10.3 7.6 5000 223 27 168 15| 4.9 0.0 4.9|467.6 -1.4 466.2 93.2 0.75| 8.7 6.5 6000 228 29 181 15| 4.1 0.0 4.1|484.5 -1.4 483.1 80.5 0.76| 7.6 5.7 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20250513.12.gif