UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for U7995... Searching the city database file for: U7995 ... Date:1200Z 21 APR 25 Station: U7995 WMO ident: 27995 Latitude: 52.98 Longitude: 49.43 ------------------------------------------------------------------------------- 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 1015 46 25.8 -1.2 17 27.0 12.1 210 7 297.7 298.3 284.6 308.0 3.45 1 1000 176 23.0 -1.0 20 24.0 10.9 250 17 296.1 296.8 284.1 306.7 3.55 2 995 219 22.4 -0.6 22 23.0 10.8 249 17 296.0 296.6 284.1 306.9 3.67 3 925 840 16.6 -2.4 27 19.0 7.5 240 17 296.3 296.9 284.0 306.6 3.46 4 850 1552 9.0 -6.0 34 15.0 2.5 230 17 295.6 296.1 283.1 304.2 2.87 5 760 2462 0.0 -9.0 51 9.0 -3.4 244 15 295.5 295.9 282.7 303.1 2.54 6 717 2926 -2.5 -24.5 17 22.0 -8.1 252 13 297.7 297.8 281.3 300.0 0.73 7 700 3116 -3.3 -27.3 14 24.0 -9.0 255 13 298.8 298.9 281.7 300.7 0.58 8 671 3448 -5.3 -31.3 11 26.0 -10.8 256 14 300.2 300.3 282.0 301.6 0.42 9 551 4959 -16.3 -40.3 11 24.0 -19.6 259 19 304.6 304.6 283.5 305.3 0.21 10 500 5680 -22.1 -35.1 30 13.0 -23.9 260 21 306.1 306.2 284.4 307.4 0.39 11 452 6414 -27.9 -34.9 51 7.0 -28.8 255 19 307.8 307.9 285.1 309.3 0.44 12 440 6607 -29.1 -36.1 51 7.0 -29.9 254 19 308.6 308.7 285.3 310.0 0.40 13 400 7280 -35.3 -43.3 44 8.0 -35.9 250 17 309.1 309.1 285.2 309.9 0.21 14 308 9039 -50.7 -57.7 43 7.0 -50.9 236 22 311.5 311.5 285.9 311.7 0.05 15 300 9210 -51.5 -59.5 38 8.0 -51.7 235 23 312.8 312.8 286.4 312.9 0.04 16 253 10305 -58.3 -66.3 35 8.0 -58.4 245 17 318.3 318.3 288.2 318.4 0.02 17 250 10380 -58.1 -66.1 35 8.0 -58.2 250 17 319.7 319.7 288.6 319.8 0.02 18 200 11790 -54.3 -64.3 28 10.0 -54.5 265 15 346.8 346.8 296.0 346.9 0.03 19 173 12726 -51.5 -63.5 23 12.0 -51.9 273 18 366.1 366.1 299.9 366.3 0.04 20 150 13650 -52.5 -67.5 15 15.0 -52.9 280 21 379.6 379.6 302.2 379.8 0.03 21 100 16230 -57.3 -76.3 7 19.0 -57.7 290 15 417.0 417.0 307.4 417.1 0.01 22 77 17880 -59.5 -78.5 7 19.0 -59.9 312 15 444.8 444.8 310.4 444.9 0.01 23 70 18480 -58.7 -78.7 6 20.0 -59.2 320 15 458.8 458.8 311.7 458.9 0.01 24 50 20590 -57.5 -79.5 4 22.0 -58.2 320 13 508.0 508.0 315.5 508.1 0.01 25 44 21396 -56.3 -78.3 5 22.0 -57.3 316 12 529.8 529.8 316.9 530.0 0.02 26 30 23810 -57.9 -79.9 4 22.0 -59.0 305 11 586.8 586.8 320.0 587.0 0.02 27 24 25221 -58.1 -80.1 4 22.0 -59.5 311 12 624.9 624.9 321.7 625.1 0.03 28 20 26380 -55.1 -78.1 4 23.0 -57.2 315 13 667.5 667.5 323.3 667.9 0.05 29 12 29662 -52.5 -75.5 5 23.0 -56.3 781.7 781.8 326.8 782.8 0.11 30 10 30845 -50.9 -73.9 5 23.0 -55.8 829.5 829.6 328.0 831.3 0.17 TRP 253 10305 -58.3 -66.3 35 8.0 -58.4 245 17 318.3 318.3 288.2 318.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5504.00 m Freezing level: 760.00 mb = 2462.19 m = 8077.97 ft Wetbulb zero: 811.76 mb = 1926.35 m = 6319.98 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 23.19 % Est. max temperature: 23.85 C = 74.93 F Sfc-Lift cond lev (LCL): 680.07 mb = 3342.85 m = 10967.22 ft T: -4.67 C 700-500 lapse rate: 7.33 C/km ThetaE index: 6.88 C Layer 925.0- 700.0 mb Conv cond level (CCL): 654.59 mb = 3638.15 m = 11936.03 ft Mean mixing ratio: 3.54 g/kg Conv temperature: 28.93 C = 84.07 F Cap Strength: 2.59 C Lifted Index: 2.26 C Risk: None Lifted Index @300 mb: 4.38 C Lifted Index @700 mb: 2.33 C Showalter Index: 3.95 C Risk: None Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 16.10 C K Index: 1.10 Risk: None Sweat Index: 142.50 Risk: None Energy Index: 0.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.50 J/kg Max Up Vert Vel: 8.06 m/s Conv Inhibition (B-): 49230.55 J/kg Cap Strength: 2.57 C Lift Cond Lev (LCL): 697.90 mb = 3139.59 m = 10300.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 280 at 12 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 1015 46 210 7 3.5 6.1 | 133 12 -8.8 8.2 1 1000 176 250 17 16.0 5.8 | 205 9 3.7 8.0 2 925 840 240 17 14.7 8.5 | 193 11 2.5 10.6 3 850 1552 230 17 13.0 10.9 | 183 13 0.8 13.1 4 700 3116 255 13 12.6 3.4 | 183 6 0.3 5.5 5 500 5680 260 21 20.7 3.6 | 235 10 8.4 5.8 6 400 7280 250 17 16.0 5.8 | 205 9 3.7 8.0 7 300 9210 235 23 18.8 13.2 | 203 17 6.6 15.3 8 253 10305 245 17 15.4 7.2 | 199 10 3.1 9.3 9 250 10380 250 17 16.0 5.8 | 205 9 3.7 8.0 10 200 11790 265 15 14.9 1.3 | 218 4 2.7 3.4 11 150 13650 280 21 20.7 -3.6 | 280 9 8.4 -1.5 12 100 16230 290 15 14.1 -5.1 | 329 4 1.8 -3.0 13 70 18480 320 15 9.6 -11.5 | 16 10 -2.6 -9.3 14 50 20590 320 13 8.4 -10.0 | 27 9 -3.9 -7.8 15 30 23810 305 11 9.0 -6.3 | 38 5 -3.3 -4.2 16 20 26380 315 13 9.2 -9.2 | 24 8 -3.1 -7.1 Wind Parameters Mean winds (0-6000m): 249.9 at 16.6 knts Storm direction: 279.9 at 12.5 knts Shear (0-3000m) pos: 2.2 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 50.8 deg Storm rel helicity (0-3000m) pos: 32.4 neg: -11.7 tot: 20.7 m^2/s^2 ave: 6.9 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 107.37 Bulk Shear: 0.30 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 ------------------------------------------------------------------------------- 500 246 16 193 9| 12.2 0.0 12.2| 30.5 -2.3 28.1 56.2 0.81| 14.7 12.0 1000 243 16 194 10| 6.1 1.1 7.2| 30.5 -6.6 23.9 23.9 0.62| 8.5 5.2 1500 240 17 191 11| 4.1 1.5 5.5| 30.5 -11.2 19.3 12.8 0.47| 6.4 3.0 2000 238 17 189 11| 3.1 1.1 4.2| 32.0 -11.2 20.8 10.4 0.44| 5.4 2.4 2500 239 16 189 11| 2.6 0.9 3.5| 32.4 -11.2 21.2 8.5 0.40| 4.9 1.9 3000 240 16 188 10| 2.2 0.7 2.9| 32.4 -11.7 20.7 6.9 0.35| 4.4 1.6 4000 244 15 190 9| 2.0 0.5 2.5| 36.5 -11.7 24.8 6.2 0.40| 3.7 1.5 5000 247 16 196 9| 1.9 0.4 2.3| 41.4 -11.7 29.6 5.9 0.44| 3.3 1.5 6000 250 17 203 9| 1.7 0.4 2.1| 44.4 -14.6 29.8 5.0 0.40| 3.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//U7995/skewt/U7995.skewt.20250421.12.gif