UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062812.upa.cvt Date: 1200Z 28 JUN 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 28 JUN 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 69 SFC 980 240 14.6 12.1 85 2.5 13.1 340 3 289.4 291.0 287.1 315.0 9.08 2 925 726 10.8 10.3 97 0.5 10.5 350 9 290.4 291.9 286.9 314.5 8.53 3 912 844 9.4 8.8 96 0.6 9.0 350 9 290.1 291.5 286.1 312.2 7.81 4 853 1397 7.2 6.6 96 0.6 6.9 350 11 293.4 294.7 286.8 314.1 7.18 5 850 1426 6.4 5.8 96 0.6 6.1 350 11 292.9 294.1 286.2 312.5 6.81 6 771 2218 1.0 0.5 96 0.5 0.8 350 16 295.3 296.2 285.5 310.4 5.15 7 700 2990 -1.7 -2.2 96 0.5 -1.9 350 21 300.6 301.5 286.9 314.6 4.65 8 695 3047 -1.7 -2.2 96 0.5 -1.9 350 21 301.2 302.1 287.2 315.3 4.68 9 650 3577 -5.5 -6.0 96 0.5 -5.7 353 17 302.7 303.4 286.8 314.2 3.76 10 538 5043 -12.5 -13.1 95 0.6 -12.7 2 8 311.2 311.7 288.6 319.5 2.59 11 503 5555 -14.9 -16.3 89 1.4 -15.3 5 5 314.3 314.7 289.2 321.3 2.13 12 500 5600 -16.1 -17.9 86 1.8 -16.6 5 5 313.4 313.8 288.6 319.6 1.87 13 400 7250 -26.5 -30.2 71 3.7 -27.2 185 11 320.5 320.7 289.8 323.3 0.78 14 362 7963 -31.9 -36.3 65 4.4 -32.4 182 19 322.6 322.7 290.0 324.3 0.47 15 300 9260 -42.9 -48.9 52 6.0 -43.2 175 35 324.9 324.9 290.4 325.5 0.15 16 273 9887 -48.5 -54.5 50 6.0 -48.7 183 27 325.7 325.7 290.6 326.0 0.09 17 268 10008 -49.5 -55.5 49 6.0 -49.7 185 25 325.9 325.9 290.6 326.2 0.08 18 255 10337 -43.9 -49.9 51 6.0 -44.3 239 18 338.9 338.9 294.2 339.5 0.16 19 250 10470 -43.7 -49.7 51 6.0 -44.0 260 15 341.1 341.1 294.7 341.8 0.16 20 200 11980 -41.7 -48.7 47 7.0 -42.3 310 19 366.7 366.8 300.2 367.7 0.23 21 189 12364 -40.9 -47.9 47 7.0 -41.6 310 20 374.0 374.1 301.5 375.2 0.27 22 150 13920 -45.7 -53.7 40 8.0 -46.3 310 23 391.3 391.4 304.1 392.1 0.17 23 130 14864 -49.9 -57.9 38 8.0 -50.4 312 22 400.1 400.2 305.3 400.7 0.12 24 100 16580 -49.7 -58.7 34 9.0 -50.3 315 21 431.7 431.7 309.1 432.4 0.14 25 70 18910 -50.3 -59.3 34 9.0 -51.1 345 9 476.8 476.8 313.3 477.9 0.18 26 50 21110 -49.7 -59.7 30 10.0 -50.9 355 7 526.4 526.4 316.8 527.9 0.25 27 43 22096 -49.9 -59.9 30 10.0 -51.2 22 9 549.1 549.2 318.2 550.9 0.28 28 34 23646 -45.7 -55.7 31 10.0 -48.0 63 12 598.3 598.5 320.7 602.6 0.59 29 30 24480 -45.5 -56.5 28 11.0 -48.1 85 13 620.6 620.8 321.7 625.2 0.61 30 21 26870 -43.3 -60.3 14 17.0 -48.1 693.9 694.1 324.4 698.5 0.54 TRP 268 10008 -49.5 -55.5 49 6.0 -49.7 185 25 325.9 325.9 290.6 326.2 0.08 WND Sounding variables and indices 1000-500 mb thick: 5531.00 m Freezing level: 744.70 mb = 2503.65 m = 8213.99 ft Wetbulb zero: 750.41 mb = 2433.95 m = 7985.32 ft Precipitable water: 1.10 inches Sfc-500 mean rel hum: 95.16 % Est. max temperature: 18.62 C = 65.52 F Sfc-Lift cond lev (LCL): 944.04 mb = 554.60 m = 1819.54 ft T: 12.14 C 700-500 lapse rate: 5.52 C/km ThetaE index: 3.65 C Layer 850.0- 700.0 mb Conv cond level (CCL): 915.86 mb = 808.68 m = 2653.10 ft Mean mixing ratio: 8.33 g/kg Conv temperature: 15.35 C = 59.62 F Cap Strength: 4.65 C Lifted Index: 3.80 C Risk: None Lifted Index @300 mb: 8.12 C Lifted Index @700 mb: 0.57 C Showalter Index: 4.68 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 21.90 C K Index: 27.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 96.60 Risk: None Energy Index: 1.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.99 J/kg Max Up Vert Vel: 9.16 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.62 C Lift Cond Lev (LCL): 914.27 mb = 823.10 m = 2700.42 ft Lev Free Conv (LFC): 909.27 mb = 868.59 m = 2849.68 ft Equ Level (EL): 879.27 mb = 1146.09 m = 3760.10 ft B at Equ Level: 7.77 J/kg Max Parcel Lev (MPL): 599.27 mb = 4206.60 m = 13801.01 ft Wind level data Storm motion: 24 at 9 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 ---------------------------------------------------------- 0 980 240 340 3 1.0 -2.8 | 220 7 4.7 5.5 1 925 726 350 9 1.6 -8.9 | 275 5 5.2 -0.5 2 850 1426 350 11 1.9 -10.8 | 294 6 5.6 -2.5 3 700 2990 350 21 3.6 -20.7 | 329 14 7.3 -12.3 4 500 5600 5 5 -0.4 -5.0 | 223 5 3.2 3.4 5 400 7250 185 11 1.0 11.0 | 193 20 4.6 19.3 6 300 9260 175 35 -3.1 34.9 | 181 43 0.6 43.2 7 268 10008 185 25 2.2 24.9 | 190 34 5.8 33.3 8 250 10470 260 15 14.8 2.6 | 239 21 18.4 11.0 9 200 11980 310 19 14.6 -12.2 | 282 19 18.2 -3.8 10 150 13920 310 23 17.6 -14.8 | 287 22 21.3 -6.4 11 100 16580 315 21 14.8 -14.8 | 289 20 18.5 -6.5 12 70 18910 345 9 2.3 -8.7 | 273 6 6.0 -0.3 13 50 21110 355 7 0.6 -7.0 | 252 4 4.3 1.4 14 30 24480 85 13 -13.0 -1.1 | 128 12 -9.3 7.2 Wind Parameters Mean winds (0-6000m): 353.5 at 12.2 knts Storm direction: 23.5 at 9.1 knts Shear (0-3000m) pos: 1.1 neg: 1.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 108.9 deg Storm rel helicity (0-3000m) pos: 24.8 neg: -0.3 tot: 24.5 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.39 Bulk Shear: 5.00 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 ------------------------------------------------------------------------------- 500 348 6 244 6| 6.3 0.0 6.3| 8.9 0.0 8.9 17.7 0.93| 6.3 5.9 1000 349 8 264 5| 3.1 0.7 3.9| 10.8 0.0 10.8 10.8 0.93| 3.9 3.6 1500 349 9 276 5| 2.1 1.4 3.5| 14.1 0.0 14.1 9.4 0.89| 3.5 3.1 2000 350 10 289 6| 1.6 1.8 3.4| 18.4 0.0 18.4 9.2 0.82| 3.4 2.8 2500 350 12 301 7| 1.3 2.1 3.4| 22.7 0.0 22.7 9.1 0.74| 3.4 2.5 3000 350 13 309 8| 1.1 1.8 2.8| 24.8 -0.3 24.5 8.2 0.67| 3.3 2.2 4000 351 14 313 8| 0.3 1.3 1.6| 24.8 -3.7 21.0 5.3 0.44| 3.3 1.5 5000 351 13 311 7| 0.7 1.1 1.7| 24.8 -9.0 15.7 3.1 0.20| 3.3 0.7 6000 354 12 307 6| 1.3 0.9 2.2| 24.8 -16.3 8.5 1.4 -0.01| 3.6 -0.0 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250628.12.gif