UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 27 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 95 SFC 988 189 -6.9 -14.9 53 8.0 -8.8 300 1 267.2 267.4 265.0 270.5 1.21 2 935 614 -10.3 -19.3 48 9.0 -12.1 342 9 268.0 268.1 265.0 270.5 0.89 3 925 697 -9.1 -18.1 48 9.0 -11.1 350 11 270.0 270.2 266.5 272.8 0.99 4 919 748 -8.3 -16.3 52 8.0 -10.2 350 11 271.3 271.5 267.8 274.6 1.16 5 866 1211 -11.3 -19.3 52 8.0 -13.0 350 9 272.8 273.0 268.4 275.6 0.96 6 855 1311 -11.7 -20.7 47 9.0 -13.5 350 9 273.4 273.6 268.6 275.9 0.86 7 850 1356 -11.5 -20.5 47 9.0 -13.3 350 9 274.1 274.2 269.1 276.7 0.88 8 824 1594 -11.3 -26.3 28 15.0 -14.0 348 9 276.8 276.8 270.2 278.4 0.54 9 770 2111 -13.7 -32.7 18 19.0 -16.4 345 9 279.6 279.6 271.5 280.6 0.32 10 765 2161 -13.9 -32.9 18 19.0 -16.6 345 9 279.9 279.9 271.6 280.9 0.31 11 700 2828 -18.9 -36.9 19 18.0 -21.0 340 9 281.6 281.6 272.5 282.3 0.23 12 500 5250 -34.5 -45.5 32 11.0 -35.1 315 40 291.0 291.0 277.4 291.4 0.13 13 487 5434 -36.3 -47.3 31 11.0 -36.9 315 42 291.0 291.0 277.3 291.3 0.11 14 477 5578 -36.1 -46.1 35 10.0 -36.7 315 43 292.9 293.0 278.3 293.4 0.13 15 452 5951 -36.9 -48.9 28 12.0 -37.5 315 46 296.5 296.5 279.9 296.8 0.10 16 410 6622 -40.1 -54.1 21 14.0 -40.6 315 52 300.7 300.8 281.7 301.0 0.06 17 405 6706 -42.1 -56.1 20 14.0 -42.6 315 53 299.2 299.2 281.1 299.4 0.05 18 400 6790 -42.3 -56.3 20 14.0 -42.8 315 54 300.0 300.0 281.4 300.2 0.05 19 325 8186 -45.7 -60.7 17 15.0 -46.1 310 66 313.7 313.7 286.6 313.8 0.03 20 310 8501 -45.9 -60.9 17 15.0 -46.3 307 68 317.7 317.7 288.0 317.8 0.03 21 300 8720 -45.5 -61.5 15 16.0 -46.0 305 69 321.2 321.2 289.2 321.4 0.03 22 292 8900 -45.6 -61.9 14 16.3 -46.0 310 69 323.6 323.6 289.9 323.7 0.03 23 250 9930 -46.1 -64.1 11 18.0 -46.6 305 54 337.5 337.5 293.7 337.6 0.03 24 200 11410 -45.7 -66.7 8 21.0 -46.4 305 40 360.4 360.4 298.8 360.5 0.02 25 178 12189 -44.7 -66.7 7 22.0 -45.6 309 34 374.3 374.3 301.3 374.4 0.03 26 150 13330 -46.5 -69.5 6 23.0 -47.4 315 25 389.9 389.9 303.8 390.0 0.02 27 134 14074 -49.1 -71.1 6 22.0 -49.8 311 24 398.1 398.1 304.9 398.2 0.02 28 118 14910 -47.9 -70.9 5 23.0 -48.8 306 23 415.1 415.1 307.2 415.2 0.02 29 100 15990 -52.3 -74.3 5 22.0 -53.0 300 21 426.7 426.7 308.5 426.8 0.02 30 92 16534 -49.1 -72.1 5 23.0 -50.1 289 18 443.3 443.3 310.2 443.4 0.02 31 80 17447 -51.3 -74.3 5 23.0 -52.2 272 13 456.9 456.9 311.5 457.0 0.02 32 74 17957 -48.5 -72.5 5 24.0 -49.8 262 11 473.0 473.1 312.9 473.2 0.03 33 70 18320 -51.7 -74.7 5 23.0 -52.7 255 9 473.8 473.8 313.0 473.9 0.02 34 65 18801 -52.1 -75.1 5 23.0 -53.2 289 8 483.1 483.1 313.7 483.2 0.02 35 50 20510 -49.7 -73.7 4 24.0 -51.4 50 3 526.4 526.4 316.7 526.6 0.04 36 44 21347 -49.1 -73.1 4 24.0 -51.1 56 4 547.4 547.4 317.9 547.7 0.04 37 41 21807 -52.1 -75.1 5 23.0 -53.7 60 5 551.1 551.1 318.2 551.3 0.04 38 30 23830 -51.5 -75.5 4 24.0 -53.7 75 7 604.2 604.3 320.8 604.6 0.05 39 21 26143 -53.3 -77.3 4 24.0 -55.7 18 2 663.7 663.7 323.2 664.1 0.05 40 20 26460 -50.7 -74.7 4 24.0 -53.9 10 1 681.0 681.0 323.8 681.6 0.08 41 17 27524 -48.7 -73.7 4 25.0 -52.9 719.8 719.8 325.1 720.7 0.10 TRP 325 8186 -45.7 -60.7 17 15.0 -46.1 310 66 313.7 313.7 286.6 313.8 0.03 WND 292 8900 -45.6 -61.9 14 16.3 -46.0 310 69 323.6 323.6 289.9 323.7 0.03 Sounding variables and indices 1000-500 mb thick: 5155.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 30.33 % Est. max temperature: 1.21 C = 34.18 F Sfc-Lift cond lev (LCL): 869.56 mb = 1179.47 m = 3869.61 ft T: -11.09 C 700-500 lapse rate: 6.44 C/km ThetaE index: 0.08 C Layer 935.0- 925.0 mb Conv cond level (CCL): 666.21 mb = 3184.12 m = 10446.47 ft Mean mixing ratio: 1.06 g/kg Conv temperature: 8.87 C = 47.96 F Cap Strength: 9.79 C Lifted Index: 15.58 C Risk: None Lifted Index @300 mb: 34.75 C Lifted Index @700 mb: 9.79 C Showalter Index: 12.06 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 14.00 C K Index: -15.50 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 3.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.13 J/kg Max Up Vert Vel: 7.37 m/s Conv Inhibition (B-): 65803.55 J/kg Cap Strength: 15.28 C Lift Cond Lev (LCL): 819.56 mb = 1635.21 m = 5364.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 16 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 ---------------------------------------------------------- 0 988 189 300 1 0.9 -0.5 | 176 15 -1.1 15.1 1 925 697 350 11 1.9 -10.8 | 179 5 -0.1 4.7 2 850 1356 350 9 1.6 -8.9 | 176 7 -0.5 6.7 3 700 2828 340 9 3.1 -8.5 | 188 7 1.1 7.1 4 500 5250 315 40 28.3 -28.3 | 296 29 26.3 -12.7 5 400 6790 315 54 38.2 -38.2 | 302 43 36.2 -22.6 6 325 8186 310 66 50.6 -42.4 | 299 55 48.5 -26.8 7 300 8720 305 69 56.5 -39.6 | 294 60 54.5 -24.0 8 292 8900 310 69 52.9 -44.4 | 300 58 50.8 -28.8 9 250 9930 305 54 44.2 -31.0 | 290 45 42.2 -15.4 10 200 11410 305 40 32.8 -22.9 | 283 32 30.8 -7.4 11 150 13330 315 25 17.7 -17.7 | 278 16 15.7 -2.1 12 100 15990 300 21 18.2 -10.5 | 253 17 16.2 5.1 13 70 18320 255 9 8.7 2.3 | 200 19 6.7 17.9 14 50 20510 50 3 -2.3 -1.9 | 162 14 -4.3 13.6 15 30 23830 75 7 -6.8 -1.8 | 147 16 -8.8 13.8 16 20 26460 10 1 -0.2 -1.0 | 171 15 -2.2 14.6 Wind Parameters Mean winds (0-6000m): 322.6 at 20.9 knts Storm direction: 352.6 at 15.7 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 52.4 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -2.0 tot: 16.5 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 32.60 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 ------------------------------------------------------------------------------- 500 346 6 177 10| 10.5 0.0 10.5| 10.3 -1.4 8.8 17.7 0.18| 11.6 2.1 1000 349 8 177 8| 4.6 0.0 4.6| 10.3 -1.9 8.4 8.4 0.14| 6.5 0.9 1500 349 8 177 7| 3.1 0.2 3.3| 10.9 -2.0 8.9 5.9 0.15| 4.6 0.7 2000 348 9 178 7| 2.3 0.3 2.6| 11.8 -2.0 9.9 4.9 0.18| 3.6 0.7 2500 347 9 180 7| 1.8 0.3 2.1| 12.7 -2.0 10.8 4.3 0.21| 3.0 0.6 3000 345 9 182 7| 1.5 0.8 2.4| 18.5 -2.0 16.5 5.5 0.36| 3.3 1.2 4000 338 12 207 5| 1.1 2.3 3.5| 32.1 -2.0 30.2 7.5 0.44| 4.2 1.9 5000 327 16 254 7| 0.9 3.3 4.2| 33.9 -6.9 27.0 5.4 0.30| 4.8 1.4 6000 323 21 276 11| 0.8 3.5 4.3| 54.7 -7.2 47.5 7.9 0.29| 4.8 1.4 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250427.00.gif