UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 19 OCT 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 ------------------------------------------------------------------------------- SFC 1017 188 -13.7 -15.9 83 2.2 -14.1 330 3 258.2 258.4 258.0 261.1 1.09 1 1000 316 -12.7 -14.9 84 2.2 -13.2 310 3 260.5 260.6 260.0 263.7 1.20 2 925 926 -1.7 -17.7 28 16.0 -5.9 335 13 277.6 277.7 271.5 280.6 1.03 3 921 960 -1.1 -19.1 24 18.0 -5.7 333 13 278.5 278.7 271.9 281.2 0.92 4 850 1595 -3.1 -21.1 23 18.0 -7.5 305 15 282.9 283.0 274.2 285.4 0.83 5 772 2354 -4.7 -22.7 23 18.0 -9.1 317 17 289.1 289.2 277.4 291.6 0.80 6 700 3118 -8.9 -23.9 29 15.0 -12.3 330 19 292.6 292.8 279.1 295.1 0.79 7 574 4626 -17.7 -29.7 34 12.0 -19.8 330 20 299.4 299.5 281.9 301.3 0.57 8 500 5640 -26.5 -36.5 38 10.0 -27.6 330 21 300.7 300.8 282.1 301.9 0.34 9 415 6964 -35.9 -43.9 44 8.0 -36.5 317 23 305.1 305.1 283.7 305.8 0.19 10 400 7220 -37.5 -45.5 43 8.0 -38.0 315 23 306.3 306.3 284.1 306.8 0.16 11 306 9012 -51.9 -59.9 38 8.0 -52.1 324 23 310.4 310.4 285.5 310.6 0.04 12 300 9140 -52.5 -61.5 33 9.0 -52.7 325 23 311.3 311.4 285.8 311.5 0.03 13 250 10300 -60.1 -69.1 30 9.0 -60.2 330 21 316.7 316.7 287.7 316.8 0.01 14 204 11541 -68.1 -76.1 31 8.0 -68.1 320 23 323.1 323.1 289.7 323.1 0.01 15 200 11660 -67.9 -75.9 31 8.0 -67.9 320 23 325.2 325.2 290.3 325.3 0.01 16 180 12291 -68.7 -77.7 26 9.0 -68.7 327 22 333.9 333.9 292.7 333.9 0.01 17 166 12781 -64.5 -73.5 28 9.0 -64.6 333 20 348.7 348.7 296.4 348.8 0.01 18 150 13400 -64.3 -73.3 28 9.0 -64.4 340 19 359.3 359.3 298.6 359.4 0.01 19 100 15910 -60.3 -69.3 30 9.0 -60.5 350 9 411.2 411.2 306.7 411.4 0.03 20 70 18120 -62.3 -73.3 22 11.0 -62.6 340 7 451.1 451.1 311.0 451.3 0.03 21 50 20200 -62.1 -74.1 19 12.0 -62.4 325 7 497.1 497.2 314.8 497.3 0.03 22 36 22225 -63.3 -75.3 18 12.0 -63.7 344 10 543.0 543.0 317.7 543.3 0.04 23 30 23350 -61.7 -74.7 16 13.0 -62.3 355 11 576.4 576.5 319.5 576.8 0.05 24 20 25870 -57.5 -72.5 13 15.0 -59.0 325 7 660.2 660.2 323.1 661.0 0.11 25 15 27696 -55.3 -72.3 10 17.0 -57.7 724.1 724.2 325.2 725.4 0.15 TRP 204 11541 -68.1 -76.1 31 8.0 -68.1 320 23 323.1 323.1 289.7 323.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5324.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 33.51 % Est. max temperature: 10.03 C = 50.05 F Sfc-Lift cond lev (LCL): 981.35 mb = 463.31 m = 1520.03 ft T: -10.04 C 700-500 lapse rate: 6.98 C/km ThetaE index: 0.00 C Layer 1017.0- 0.0 mb Conv cond level (CCL): 524.86 mb = 5283.64 m = 17334.55 ft Mean mixing ratio: 1.10 g/kg Conv temperature: 28.60 C = 83.49 F Cap Strength: 24.41 C Lifted Index: 24.34 C Risk: None Lifted Index @300 mb: 28.40 C Lifted Index @700 mb: 20.52 C Showalter Index: 13.21 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 5.40 C K Index: -12.70 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.14 J/kg Max Up Vert Vel: 9.29 m/s Conv Inhibition (B-): 58167.97 J/kg Cap Strength: 24.40 C Lift Cond Lev (LCL): 839.66 mb = 1691.50 m = 5549.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 13 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 1017 188 330 3 1.5 -2.6 | 183 10 0.6 10.2 1 1000 316 310 3 2.3 -1.9 | 187 11 1.4 10.9 2 925 926 335 13 5.5 -11.8 | 257 5 4.6 1.1 3 850 1595 305 15 12.3 -8.6 | 250 12 11.4 4.2 4 700 3118 330 19 9.5 -16.5 | 293 9 8.6 -3.6 5 500 5640 330 21 10.5 -18.2 | 299 11 9.6 -5.3 6 400 7220 315 23 16.3 -16.3 | 283 16 15.4 -3.4 7 300 9140 325 23 13.2 -18.8 | 296 14 12.3 -6.0 8 250 10300 330 21 10.5 -18.2 | 299 11 9.6 -5.3 9 204 11541 320 23 14.8 -17.6 | 289 15 13.9 -4.8 10 200 11660 320 23 14.8 -17.6 | 289 15 13.9 -4.8 11 150 13400 340 19 6.5 -17.9 | 312 8 5.6 -5.0 12 100 15910 350 9 1.6 -8.9 | 190 4 0.7 4.0 13 70 18120 340 7 2.4 -6.6 | 194 6 1.5 6.3 14 50 20200 325 7 4.0 -5.7 | 204 8 3.1 7.1 15 30 23350 355 11 1.0 -11.0 | 182 2 0.1 1.9 16 20 25870 325 7 4.0 -5.7 | 204 8 3.1 7.1 Wind Parameters Mean winds (0-6000m): 326.1 at 17.2 knts Storm direction: 356.1 at 12.9 knts Shear (0-3000m) pos: 1.4 neg: 2.2 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 109.5 deg Storm rel helicity (0-3000m) pos: 41.1 neg: -3.3 tot: 37.8 m^2/s^2 ave: 12.6 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.28 Bulk Shear: 18.91 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 ------------------------------------------------------------------------------- 500 321 5 195 9| 0.0 6.3 6.3| 13.2 0.0 13.2 26.4 0.77| 7.3 5.7 1000 329 9 214 6| 0.0 5.6 5.6| 18.9 -0.2 18.7 18.7 0.67| 7.1 4.7 1500 321 11 232 7| 0.0 4.3 4.3| 20.2 -3.3 16.9 11.3 0.45| 6.5 2.9 2000 318 12 240 8| 0.7 3.2 3.9| 27.5 -3.3 24.3 12.1 0.51| 5.5 2.8 2500 318 13 248 8| 1.1 2.6 3.7| 34.8 -3.3 31.5 12.6 0.56| 5.0 2.8 3000 321 14 255 8| 1.4 2.2 3.5| 41.1 -3.3 37.8 12.6 0.60| 4.6 2.7 4000 324 15 266 8| 1.0 1.7 2.7| 42.3 -3.3 39.0 9.8 0.60| 3.6 2.1 5000 325 16 274 8| 0.8 1.4 2.3| 43.5 -3.3 40.2 8.0 0.59| 2.9 1.7 6000 326 17 279 9| 0.7 1.3 2.0| 44.0 -7.2 36.7 6.1 0.51| 2.6 1.4 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20251019.00.gif