UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U7730... Searching the city database file for: U7730 ... Date:1200Z 9 DEC 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 ------------------------------------------------------------------------------- SFC 1005 155 -1.1 -1.8 95 0.7 -1.4 170 9 271.7 272.2 271.5 280.6 3.33 1 1000 195 -1.7 -4.3 82 2.6 -2.6 170 13 271.5 271.9 270.5 279.0 2.77 2 934 735 -5.7 -7.4 88 1.7 -6.2 196 25 272.7 273.1 270.7 279.2 2.34 3 925 811 -5.1 -6.6 89 1.5 -5.6 200 27 274.1 274.5 271.8 281.0 2.52 4 912 923 -3.3 -4.4 92 1.1 -3.7 203 28 277.1 277.6 274.2 285.4 3.02 5 874 1258 -5.3 -6.7 90 1.4 -5.8 210 30 278.4 278.8 274.5 285.8 2.64 6 850 1477 -4.1 -6.2 85 2.1 -4.8 215 31 281.9 282.3 276.6 289.9 2.83 7 822 1742 -4.3 -7.9 76 3.6 -5.5 216 31 284.4 284.8 277.5 291.7 2.56 8 788 2075 -5.5 -9.5 73 4.0 -6.8 217 30 286.5 286.9 278.3 293.4 2.36 9 741 2557 -6.7 -22.7 27 16.0 -10.5 219 30 290.3 290.4 278.1 292.9 0.83 10 700 3000 -9.5 -27.5 22 18.0 -13.2 220 29 292.0 292.1 278.5 293.8 0.57 11 588 4322 -17.9 -39.9 13 22.0 -20.7 223 34 297.1 297.2 280.4 297.8 0.20 12 571 4540 -19.7 -42.7 11 23.0 -22.2 223 34 297.5 297.5 280.5 298.0 0.15 13 500 5510 -27.1 -34.1 51 7.0 -28.0 225 38 300.0 300.1 282.0 301.4 0.43 14 497 5553 -27.7 -34.7 51 7.0 -28.5 225 38 299.8 299.9 281.8 301.1 0.40 15 439 6429 -34.1 -39.1 61 5.0 -34.6 231 36 302.5 302.6 282.8 303.5 0.29 16 400 7070 -39.9 -44.4 62 4.5 -40.2 235 35 303.1 303.2 282.9 303.8 0.18 17 332 8310 -50.9 -54.7 64 3.8 -51.0 241 38 304.6 304.7 283.4 304.9 0.07 18 300 8960 -56.9 -60.8 61 3.9 -56.9 245 40 305.1 305.1 283.5 305.3 0.04 19 251 10076 -66.3 -70.0 60 3.7 -66.3 245 42 307.1 307.2 284.2 307.2 0.01 20 250 10100 -66.5 -70.2 60 3.7 -66.5 245 42 307.2 307.2 284.3 307.2 0.01 21 248 10148 -66.5 -70.3 59 3.8 -66.5 245 42 307.9 307.9 284.5 308.0 0.01 22 234 10502 -62.7 -67.0 56 4.3 -62.7 253 41 318.8 318.8 288.4 318.9 0.02 23 200 11470 -60.5 -64.7 58 4.2 -60.6 275 38 337.0 337.0 293.6 337.1 0.03 24 179 12163 -59.3 -64.0 54 4.7 -59.4 277 35 349.8 349.8 296.6 349.9 0.04 25 150 13260 -62.9 -67.9 51 5.0 -63.0 280 29 361.7 361.7 299.1 361.8 0.03 26 101 15670 -66.7 -73.7 37 7.0 -66.8 300 35 397.7 397.7 304.9 397.8 0.02 27 100 15730 -66.7 -73.7 37 7.0 -66.8 300 35 398.9 398.9 305.0 398.9 0.02 28 71 17786 -71.1 -79.1 30 8.0 -71.2 305 47 430.5 430.5 308.9 430.6 0.01 29 70 17870 -70.5 -78.5 30 8.0 -70.6 305 48 433.6 433.6 309.2 433.6 0.01 30 65 18307 -70.5 -78.5 30 8.0 -70.6 304 49 442.8 442.9 310.1 442.9 0.01 31 52 19628 -69.7 -77.7 30 8.0 -69.8 301 52 473.9 473.9 313.0 474.0 0.02 32 50 19860 -70.9 -78.9 30 8.0 -71.0 300 52 476.4 476.4 313.2 476.5 0.02 33 36 21790 -75.1 -84.1 23 9.0 -75.2 297 64 512.5 512.5 315.8 512.5 0.01 34 30 22850 -75.1 -84.1 23 9.0 -75.2 295 71 539.9 539.9 317.5 540.0 0.01 35 25 23907 -75.3 -84.3 23 9.0 -75.4 568.2 568.2 319.0 568.3 0.01 TRP 248 10148 -66.5 -70.3 59 3.8 -66.5 245 42 307.9 307.9 284.5 308.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5315.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 46.55 % Est. max temperature: 8.37 C = 47.06 F Sfc-Lift cond lev (LCL): 993.99 mb = 242.63 m = 796.02 ft T: -2.05 C 700-500 lapse rate: 7.01 C/km ThetaE index: 1.66 C Layer 1000.0- 934.0 mb Conv cond level (CCL): 697.27 mb = 3029.68 m = 9939.78 ft Mean mixing ratio: 2.63 g/kg Conv temperature: 19.35 C = 66.83 F Cap Strength: 15.61 C Lifted Index: 16.65 C Risk: None Lifted Index @300 mb: 17.67 C Lifted Index @700 mb: 12.98 C Showalter Index: 9.21 C Risk: None Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 20.90 C K Index: -1.20 Risk: None Sweat Index: 146.71 Risk: None Energy Index: 2.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.54 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 42971.32 J/kg Cap Strength: 16.53 C Lift Cond Lev (LCL): 926.28 mb = 800.13 m = 2625.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 23 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 1005 155 170 9 -1.6 8.9 | 91 23 -23.3 0.3 1 1000 195 170 13 -2.3 12.8 | 100 24 -24.0 4.3 2 925 811 200 27 9.2 25.4 | 143 21 -12.5 16.8 3 850 1477 215 31 17.8 25.4 | 167 17 -3.9 16.9 4 700 3000 220 29 18.6 22.2 | 167 14 -3.1 13.7 5 500 5510 225 38 26.9 26.9 | 196 19 5.2 18.3 6 400 7070 235 35 28.7 20.1 | 211 13 7.0 11.6 7 300 8960 245 40 36.3 16.9 | 240 17 14.5 8.4 8 250 10100 245 42 38.1 17.7 | 241 19 16.4 9.2 9 248 10148 245 42 38.1 17.7 | 241 19 16.4 9.2 10 200 11470 275 38 37.9 -3.3 | 306 20 16.2 -11.8 11 150 13260 280 29 28.6 -5.0 | 333 15 6.9 -13.6 12 100 15730 300 35 30.3 -17.5 | 342 27 8.6 -26.0 13 70 17870 305 48 39.3 -27.5 | 334 40 17.6 -36.1 14 50 19860 300 52 45.0 -26.0 | 326 42 23.3 -34.5 15 30 22850 295 71 64.3 -30.0 | 312 57 42.6 -38.5 Wind Parameters Mean winds (0-6000m): 218.6 at 31.1 knts Storm direction: 248.6 at 23.3 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 168.8 neg: -0.0 tot: 168.8 m^2/s^2 ave: 56.3 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.41 Bulk Shear: 49.88 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 ------------------------------------------------------------------------------- 500 184 18 114 22| 16.0 0.0 16.0|100.1 0.0 100.1 200.3 0.98| 17.0 16.8 1000 196 22 130 20| 11.6 0.0 11.6|147.5 0.0 147.5 147.5 0.97| 13.2 12.8 1500 203 25 140 19| 8.7 0.0 8.7|166.3 0.0 166.3 110.9 0.95| 10.4 9.9 2000 207 26 147 18| 6.4 0.0 6.4|166.6 0.0 166.6 83.3 0.92| 8.1 7.4 2500 209 27 151 17| 5.0 0.0 5.0|166.8 0.0 166.8 66.7 0.89| 6.7 6.0 3000 211 27 153 17| 4.3 0.0 4.3|168.8 -0.0 168.8 56.3 0.87| 5.8 5.1 4000 214 28 159 16| 3.7 0.0 3.7|182.0 -0.0 182.0 45.5 0.88| 4.8 4.2 5000 216 30 165 16| 3.3 0.0 3.3|195.9 -0.0 195.9 39.2 0.87| 4.2 3.7 6000 219 31 172 16| 2.8 0.0 2.8|209.4 -0.0 209.4 34.9 0.85| 3.9 3.3 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20251209.12.gif