UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for U7730... Searching the city database file for: U7730 ... Date:0000Z 14 OCT 25 Station: U7730 WMO ident: 27730 Latitude: 54.63 Longitude: 39.70 ------------------------------------------------------------------------------- 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 53 SFC 987 159 4.2 3.8 97 0.4 4.0 230 5 278.4 279.3 277.8 292.3 5.09 2 975 259 4.6 3.1 90 1.5 3.9 238 9 279.8 280.6 278.3 293.3 4.90 3 925 685 0.8 0.2 96 0.6 0.5 270 25 280.1 280.8 277.5 291.8 4.19 4 924 694 0.6 0.0 96 0.6 0.3 270 25 280.0 280.7 277.4 291.5 4.14 5 850 1360 -3.5 -4.5 93 1.0 -3.9 270 23 282.5 283.0 277.4 291.6 3.22 6 736 2485 -9.5 -11.4 86 1.9 -10.1 266 26 287.8 288.2 278.7 294.2 2.17 7 724 2612 -12.1 -14.0 86 1.9 -12.6 266 26 286.3 286.6 277.4 291.6 1.79 8 700 2869 -13.5 -15.2 87 1.7 -14.0 265 27 287.5 287.8 277.9 292.5 1.67 9 554 4601 -26.9 -29.6 78 2.7 -27.3 251 24 291.6 291.7 278.4 293.5 0.59 10 545 4719 -28.3 -31.0 78 2.7 -28.6 250 24 291.3 291.4 278.1 293.0 0.53 11 500 5330 -33.3 -39.3 55 6.0 -33.8 245 23 292.4 292.5 278.3 293.3 0.25 12 474 5701 -36.1 -45.1 39 9.0 -36.6 240 24 293.5 293.5 278.6 294.0 0.14 13 400 6850 -45.5 -54.5 36 9.0 -45.7 225 27 295.9 295.9 279.6 296.1 0.06 14 395 6934 -47.5 -56.5 35 9.0 -47.7 225 26 294.3 294.3 278.9 294.5 0.05 15 361 7528 -51.5 -60.5 33 9.0 -51.7 225 21 296.6 296.6 279.9 296.7 0.03 16 356 7619 -51.5 -59.5 38 8.0 -51.7 224 21 297.8 297.8 280.4 297.9 0.04 17 300 8750 -46.3 -59.3 22 13.0 -46.7 210 21 320.1 320.1 288.8 320.3 0.04 18 256 9802 -43.9 -64.9 8 21.0 -44.6 219 24 338.5 338.5 294.0 338.6 0.02 19 250 9960 -44.3 -65.3 8 21.0 -45.0 220 25 340.2 340.2 294.4 340.3 0.02 20 228 10576 -45.9 -69.9 5 24.0 -46.6 216 23 346.8 346.8 296.0 346.9 0.01 21 200 11450 -45.9 -69.9 5 24.0 -46.6 210 21 360.1 360.1 298.7 360.2 0.02 22 150 13350 -48.9 -72.9 4 24.0 -49.6 240 19 385.8 385.8 303.2 385.9 0.01 23 100 15990 -53.7 -76.7 4 23.0 -54.3 190 9 424.0 424.0 308.2 424.0 0.01 24 90 16664 -55.7 -77.7 5 22.0 -56.2 205 8 433.0 433.0 309.1 433.0 0.01 25 70 18260 -57.1 -79.1 5 22.0 -57.7 240 7 462.2 462.2 312.0 462.3 0.01 26 50 20370 -59.1 -81.1 4 22.0 -59.7 270 9 504.2 504.2 315.2 504.3 0.01 27 45 21029 -60.5 -82.5 4 22.0 -61.1 275 9 516.2 516.2 316.1 516.3 0.01 28 30 23560 -59.7 -81.7 4 22.0 -60.6 295 9 581.9 581.9 319.8 582.0 0.02 29 23 25214 -61.5 -82.5 5 21.0 -62.4 622.5 622.5 321.6 622.7 0.02 30 22 25491 -59.1 -81.1 4 22.0 -60.4 637.6 637.7 322.2 637.8 0.03 TRP 361 7528 -51.5 -60.5 33 9.0 -51.7 225 21 296.6 296.6 279.9 296.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5277.00 m Freezing level: 913.17 mb = 791.21 m = 2595.80 ft Wetbulb zero: 918.51 mb = 741.23 m = 2431.83 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 84.48 % Est. max temperature: 8.84 C = 47.92 F Sfc-Lift cond lev (LCL): 980.87 mb = 210.14 m = 689.44 ft T: 4.40 C 700-500 lapse rate: 8.05 C/km ThetaE index: 2.61 C Layer 724.0- 700.0 mb Conv cond level (CCL): 924.38 mb = 690.44 m = 2265.19 ft Mean mixing ratio: 4.35 g/kg Conv temperature: 5.86 C = 42.54 F Cap Strength: 1.85 C Lifted Index: 1.31 C Risk: Showers probable Lifted Index @300 mb: 19.89 C Lifted Index @700 mb: 0.72 C Showalter Index: 1.72 C Risk: Showers probable Total Totals Index: 58.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.80 C Cross Totals Index: 28.80 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 261.00 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.65 J/kg Max Up Vert Vel: 3.65 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.74 C Lift Cond Lev (LCL): 923.54 mb = 697.67 m = 2288.91 ft Lev Free Conv (LFC): 918.54 mb = 741.00 m = 2431.07 ft Equ Level (EL): 868.54 mb = 1187.76 m = 3896.81 ft B at Equ Level: 6.60 J/kg Max Parcel Lev (MPL): 808.54 mb = 1750.78 m = 5743.97 ft Wind level data Storm motion: 288 at 18 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 ---------------------------------------------------------- 0 987 159 230 5 3.8 3.2 | 124 16 -13.2 8.8 1 925 685 270 25 25.0 -0.0 | 235 10 7.9 5.6 2 850 1360 270 23 23.0 -0.0 | 227 8 5.9 5.6 3 700 2869 265 27 26.9 2.4 | 231 13 9.8 8.0 4 500 5330 245 23 20.8 9.7 | 194 16 3.8 15.4 5 400 6850 225 27 19.1 19.1 | 185 25 2.0 24.7 6 361 7528 225 21 14.8 14.8 | 174 21 -2.2 20.5 7 300 8750 210 21 10.5 18.2 | 165 25 -6.6 23.8 8 250 9960 220 25 16.1 19.2 | 178 25 -1.0 24.8 9 200 11450 210 21 10.5 18.2 | 165 25 -6.6 23.8 10 150 13350 240 19 16.5 9.5 | 178 15 -0.6 15.1 11 100 15990 190 9 1.6 8.9 | 133 21 -15.5 14.5 12 70 18260 240 7 6.1 3.5 | 130 14 -11.0 9.1 13 50 20370 270 9 9.0 -0.0 | 125 10 -8.1 5.6 14 30 23560 295 9 8.2 -3.8 | 102 9 -8.9 1.8 Wind Parameters Mean winds (0-6000m): 258.3 at 23.9 knts Storm direction: 288.3 at 18.0 knts Shear (0-3000m) pos: 3.4 neg: 0.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 101.9 deg Storm rel helicity (0-3000m) pos: 65.4 neg: -6.6 tot: 58.8 m^2/s^2 ave: 19.6 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 12.14 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 ------------------------------------------------------------------------------- 500 263 14 160 8| 20.9 0.0 20.9| 60.6 0.0 60.6 121.2 0.94| 22.3 20.9 1000 267 19 200 7| 10.3 0.0 10.3| 63.4 -1.8 61.7 61.7 0.86| 12.3 10.6 1500 268 21 210 7| 6.9 0.2 7.0| 64.0 -2.7 61.3 40.9 0.81| 8.7 7.0 2000 268 22 216 8| 5.2 0.5 5.6| 64.7 -2.7 62.1 31.0 0.77| 6.9 5.4 2500 268 23 220 8| 4.1 0.7 4.8| 65.2 -2.7 62.6 25.0 0.74| 5.9 4.3 3000 267 23 222 9| 3.4 0.7 4.2| 65.4 -6.6 58.8 19.6 0.66| 5.2 3.4 4000 265 24 221 10| 2.6 0.9 3.4| 65.4 -20.2 45.2 11.3 0.47| 4.4 2.1 5000 262 24 217 11| 2.1 1.0 3.0| 65.4 -33.9 31.5 6.3 0.33| 3.9 1.3 6000 258 24 211 12| 1.7 1.3 3.0| 65.4 -43.4 22.0 3.7 0.24| 3.8 0.9 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20251014.00.gif