UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070800.upa.cvt Date: 0000Z 8 JUL 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 8 JUL 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 61 SFC 979 244 18.8 14.9 78 3.9 16.3 160 7 293.7 295.7 290.3 325.0 10.94 2 951 496 23.0 18.4 75 4.6 19.8 178 15 300.4 303.0 294.8 341.9 14.14 3 925 738 24.0 16.0 61 8.0 18.5 195 23 303.8 306.2 294.6 340.9 12.46 4 906 920 23.8 16.8 65 7.0 18.9 202 23 305.5 307.9 295.6 345.6 13.40 5 892 1055 20.8 11.8 56 9.0 15.0 208 22 303.7 305.5 292.5 332.9 9.79 6 850 1472 18.8 10.8 60 8.0 13.7 225 21 305.8 307.6 293.0 334.8 9.61 7 723 2834 7.2 1.2 66 6.0 4.0 229 28 307.6 308.7 290.4 325.4 5.78 8 700 3100 6.4 1.4 70 5.0 3.7 230 29 309.6 310.7 291.2 328.3 6.06 9 584 4556 -5.1 -9.8 70 4.7 -7.0 225 29 312.6 313.2 289.5 322.6 3.11 10 577 4651 -5.1 -9.5 71 4.4 -6.9 224 29 313.7 314.3 290.0 324.1 3.22 11 552 5000 -4.7 -10.7 63 6.0 -7.2 223 29 318.2 318.8 291.2 328.2 3.06 12 500 5770 -10.9 -19.9 47 9.0 -13.7 220 29 319.7 320.1 290.3 325.1 1.58 13 464 6340 -13.5 -24.5 39 11.0 -16.4 228 25 323.4 323.6 291.0 327.4 1.13 14 400 7450 -21.5 -31.5 40 10.0 -23.4 245 17 327.0 327.2 291.6 329.5 0.69 15 380 7825 -24.1 -34.1 39 10.0 -25.8 244 19 328.4 328.6 291.9 330.5 0.56 16 316 9139 -33.5 -44.5 32 11.0 -34.6 241 25 333.2 333.2 292.8 334.1 0.23 17 300 9500 -37.3 -49.3 28 12.0 -38.2 240 27 332.8 332.8 292.6 333.4 0.14 18 252 10678 -48.5 -60.5 24 12.0 -48.8 250 43 333.2 333.2 292.6 333.4 0.04 19 250 10730 -48.5 -60.5 24 12.0 -48.8 250 44 334.0 334.0 292.8 334.1 0.04 20 211 11828 -57.3 -69.3 20 12.0 -57.5 265 38 336.8 336.8 293.6 336.9 0.02 21 200 12170 -54.3 -66.3 22 12.0 -54.5 250 33 346.8 346.8 296.0 346.9 0.03 22 179 12883 -51.9 -64.9 20 13.0 -52.2 248 34 361.9 361.9 299.1 362.0 0.03 23 150 14020 -54.1 -68.1 16 14.0 -54.4 245 35 376.9 376.9 301.8 377.0 0.03 24 139 14507 -55.5 -69.5 16 14.0 -55.8 382.7 382.7 302.7 382.8 0.02 25 135 14694 -53.5 -67.5 17 14.0 -53.9 389.5 389.5 303.8 389.6 0.03 TRP 211 11828 -57.3 -69.3 20 12.0 -57.5 265 38 336.8 336.8 293.6 336.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5709.00 m Freezing level: 635.44 mb = 3910.34 m = 12829.05 ft Wetbulb zero: 659.85 mb = 3574.69 m = 11727.85 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 64.64 % Est. max temperature: 31.14 C = 88.05 F Sfc-Lift cond lev (LCL): 924.08 mb = 746.75 m = 2449.95 ft T: 23.99 C 700-500 lapse rate: 6.48 C/km ThetaE index: 12.64 C Layer 892.0- 850.0 mb Conv cond level (CCL): 787.37 mb = 2116.15 m = 6942.66 ft Mean mixing ratio: 12.30 g/kg Conv temperature: 31.73 C = 89.12 F Cap Strength: 3.86 C Lifted Index: -3.36 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.10 C Lifted Index @700 mb: -0.71 C Showalter Index: -1.87 C Risk: Thunderstorms probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.70 C Cross Totals Index: 21.70 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 248.60 Risk: None Energy Index: -1.92 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 863.69 J/kg Max Up Vert Vel: 41.56 m/s Conv Inhibition (B-): 140.78 J/kg Cap Strength: 3.86 C Lift Cond Lev (LCL): 843.68 mb = 1534.77 m = 5035.28 ft Lev Free Conv (LFC): 748.68 mb = 2540.13 m = 8333.65 ft Equ Level (EL): 208.68 mb = 11898.54 m = 39036.72 ft B at Equ Level: 845.04 J/kg Max Parcel Lev (MPL): 158.68 mb = 13657.97 m = 44809.08 ft Wind level data Storm motion: 253 at 19 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 ---------------------------------------------------------- 0 979 244 160 7 -2.4 6.6 | 92 21 -20.9 0.8 1 925 738 195 23 6.0 22.2 | 142 21 -12.6 16.4 2 850 1472 225 21 14.8 14.8 | 158 10 -3.7 9.0 3 700 3100 230 29 22.2 18.6 | 196 13 3.7 12.8 4 500 5770 220 29 18.6 22.2 | 180 16 0.1 16.4 5 400 7450 245 17 15.4 7.2 | 113 3 -3.1 1.4 6 300 9500 240 27 23.4 13.5 | 212 9 4.9 7.7 7 250 10730 250 44 41.3 15.0 | 248 25 22.8 9.2 8 211 11828 265 38 37.9 3.3 | 277 19 19.3 -2.5 9 200 12170 250 33 31.0 11.3 | 246 14 12.5 5.5 10 150 14020 245 35 31.7 14.8 | 236 16 13.2 9.0 Wind Parameters Mean winds (0-6000m): 222.5 at 25.9 knts Storm direction: 252.5 at 19.4 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 103.0 deg Storm rel helicity (0-3000m) pos: 141.7 neg: -0.6 tot: 141.1 m^2/s^2 ave: 47.0 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 5.1 10^-3/s Energy-Hel index: 0.70 Bulk Rich Number: 25.00 Bulk Shear: 34.55 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 ------------------------------------------------------------------------------- 500 187 15 119 19| 18.2 0.0 18.2|103.1 0.0 103.1 206.3 1.00| 19.2 19.1 1000 198 19 133 17| 9.6 0.0 9.6|117.3 0.0 117.3 117.3 0.81| 13.7 11.2 1500 207 20 140 15| 7.0 0.0 7.0|123.6 0.0 123.6 82.4 0.76| 10.8 8.2 2000 213 21 147 14| 5.9 0.0 5.9|130.2 0.0 130.2 65.1 0.78| 8.7 6.8 2500 217 22 154 13| 5.3 0.0 5.3|136.9 0.0 136.9 54.8 0.78| 7.5 5.9 3000 220 23 161 12| 4.7 0.0 4.7|141.7 -0.6 141.1 47.0 0.77| 6.6 5.1 4000 222 24 170 12| 3.5 0.2 3.8|141.7 -6.3 135.4 33.9 0.70| 5.2 3.6 5000 223 25 174 13| 2.8 0.4 3.2|141.7 -12.3 129.4 25.9 0.63| 4.3 2.8 6000 223 26 176 13| 2.2 0.4 2.6|142.4 -15.5 126.9 21.2 0.55| 4.1 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250708.00.gif