UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for U4507... Searching the city database file for: U4507 ... Date:1200Z 17 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 1013 187 -1.1 -9.1 55 8.0 -3.6 300 1 271.0 271.4 268.8 276.3 1.89 1 1000 290 -1.1 -10.1 50 9.0 -3.9 260 9 272.0 272.3 269.3 277.0 1.77 2 982 436 0.0 -11.0 43 11.0 -3.4 274 11 274.6 274.9 270.7 279.3 1.68 3 943 760 -2.1 -15.1 36 13.0 -5.7 305 15 275.6 275.8 270.7 279.2 1.25 4 925 914 -1.7 -16.7 31 15.0 -5.7 320 17 277.6 277.8 271.6 280.8 1.12 5 908 1060 0.6 -19.4 21 20.0 -4.7 323 19 281.4 281.6 273.5 284.1 0.91 6 854 1545 -0.5 -26.5 12 26.0 -6.4 334 26 285.2 285.3 275.0 286.8 0.51 7 850 1582 -0.5 -26.5 12 26.0 -6.4 335 27 285.6 285.7 275.2 287.2 0.52 8 700 3119 -7.3 -32.3 12 25.0 -12.1 325 21 294.4 294.5 279.4 295.6 0.36 9 685 3287 -7.9 -32.9 11 25.0 -12.6 326 22 295.6 295.6 279.9 296.7 0.35 10 677 3379 -8.3 -32.3 12 24.0 -12.8 327 22 296.1 296.2 280.1 297.4 0.38 11 612 4154 -13.9 -24.9 39 11.0 -16.3 333 26 298.3 298.5 281.8 301.0 0.83 12 500 5660 -23.5 -34.5 36 11.0 -25.0 345 33 304.4 304.5 283.7 305.8 0.41 13 471 6094 -26.5 -36.5 38 10.0 -27.7 348 33 305.9 306.0 284.2 307.1 0.36 14 400 7250 -35.7 -44.7 39 9.0 -36.3 355 33 308.6 308.6 285.0 309.2 0.18 15 300 9180 -52.3 -59.3 43 7.0 -52.4 355 29 311.6 311.6 285.9 311.8 0.04 16 293 9332 -53.7 -60.7 42 7.0 -53.8 354 30 311.8 311.8 286.0 311.9 0.04 17 252 10281 -60.7 -67.7 39 7.0 -60.7 345 35 315.1 315.1 287.1 315.2 0.02 18 250 10330 -60.9 -67.9 39 7.0 -61.0 345 35 315.5 315.5 287.3 315.6 0.02 19 219 11150 -64.3 -71.3 38 7.0 -64.4 354 29 322.5 322.5 289.5 322.5 0.01 20 200 11700 -69.3 -75.3 41 6.0 -69.3 360 25 323.0 323.0 289.7 323.0 0.01 21 188 12066 -72.1 -79.1 34 7.0 -72.1 355 25 324.3 324.3 290.0 324.3 0.00 22 170 12668 -64.3 -71.3 38 7.0 -64.4 357 21 346.7 346.7 295.9 346.7 0.01 23 162 12961 -66.3 -73.3 37 7.0 -66.4 358 20 348.1 348.1 296.2 348.2 0.01 24 150 13430 -62.9 -69.9 38 7.0 -63.0 360 17 361.7 361.7 299.1 361.8 0.02 25 133 14175 -60.1 -67.1 39 7.0 -60.2 1 16 379.4 379.4 302.2 379.5 0.03 26 100 15950 -60.9 -67.9 39 7.0 -61.1 5 13 410.1 410.1 306.5 410.3 0.04 27 87 16818 -59.3 -66.3 40 7.0 -59.5 7 13 429.9 430.0 308.9 430.3 0.06 28 70 18170 -62.1 -70.1 34 8.0 -62.3 10 13 451.5 451.5 311.0 451.8 0.04 29 50 20240 -62.7 -70.7 33 8.0 -63.0 330 9 495.7 495.7 314.7 496.1 0.06 30 46 20755 -63.7 -71.7 33 8.0 -64.0 328 10 505.3 505.3 315.4 505.6 0.05 31 30 23400 -61.3 -70.3 29 9.0 -61.9 320 15 577.5 577.6 319.6 578.2 0.10 32 20 25920 -59.1 -69.1 26 10.0 -60.2 235 5 655.3 655.3 322.9 656.7 0.17 33 17 26942 -57.7 -67.7 27 10.0 -59.1 690.9 691.0 324.2 693.1 0.25 TRP 188 12066 -72.1 -79.1 34 7.0 -72.1 355 25 324.3 324.3 290.0 324.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: Surface below freezing Freezing level: 982.00 mb = 435.72 m = 1429.51 ft Freezing level: 982.00 mb = 435.72 m = 1429.51 ft Freezing level: 912.43 mb = 1022.09 m = 3353.28 ft Freezing level: 878.55 mb = 1324.63 m = 4345.83 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 25.67 % Est. max temperature: 12.48 C = 54.47 F Sfc-Lift cond lev (LCL): 893.34 mb = 1188.88 m = 3900.48 ft T: 0.31 C 700-500 lapse rate: 6.38 C/km ThetaE index: 0.07 C Layer 943.0- 925.0 mb Conv cond level (CCL): 538.06 mb = 5113.18 m = 16775.31 ft Mean mixing ratio: 1.45 g/kg Conv temperature: 30.19 C = 86.34 F Cap Strength: 17.78 C Lifted Index: 21.01 C Risk: None Lifted Index @300 mb: 22.97 C Lifted Index @700 mb: 15.94 C Showalter Index: 14.80 C Risk: None Total Totals Index: 20.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: -3.00 C K Index: -28.50 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 3.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.69 J/kg Max Up Vert Vel: 6.74 m/s Conv Inhibition (B-): 48369.55 J/kg Cap Strength: 20.84 C Lift Cond Lev (LCL): 796.27 mb = 2098.87 m = 6885.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 4 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 1013 187 300 1 0.9 -0.5 | 187 18 2.2 17.8 1 1000 290 260 9 8.9 1.6 | 207 22 10.2 19.9 2 925 914 320 17 10.9 -13.0 | 247 13 12.2 5.3 3 850 1582 335 27 11.4 -24.5 | 296 14 12.7 -6.2 4 700 3119 325 21 12.0 -17.2 | 265 13 13.3 1.1 5 500 5660 345 33 8.5 -31.9 | 324 17 9.8 -13.6 6 400 7250 355 33 2.9 -32.9 | 344 15 4.2 -14.6 7 300 9180 355 29 2.5 -28.9 | 340 11 3.8 -10.6 8 250 10330 345 35 9.1 -33.8 | 326 19 10.4 -15.5 9 200 11700 360 25 -0.0 -25.0 | 349 7 1.3 -6.7 10 188 12066 355 25 2.2 -24.9 | 332 7 3.5 -6.6 11 150 13430 360 17 -0.0 -17.0 | 225 2 1.3 1.3 12 100 15950 5 13 -1.1 -13.0 | 182 5 0.2 5.3 13 70 18170 10 13 -2.3 -12.8 | 170 6 -1.0 5.5 14 50 20240 330 9 4.5 -7.8 | 209 12 5.8 10.5 15 30 23400 320 15 9.6 -11.5 | 238 13 10.9 6.8 16 20 25920 235 5 4.1 2.9 | 194 22 5.4 21.2 Wind Parameters Mean winds (0-6000m): 334.1 at 24.5 knts Storm direction: 4.1 at 18.3 knts Shear (0-3000m) pos: 3.0 neg: 2.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 80.0 deg Storm rel helicity (0-3000m) pos: 140.2 neg: -25.6 tot: 114.6 m^2/s^2 ave: 38.2 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.43 Bulk Shear: 52.89 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 ------------------------------------------------------------------------------- 500 281 10 215 20| 0.0 13.5 13.5| 79.7 0.0 79.7 159.4 0.87| 17.8 15.5 1000 308 14 231 16| 5.6 6.7 12.3|114.9 0.0 114.9 114.9 0.86| 14.6 12.5 1500 320 17 248 13| 5.9 4.5 10.4|139.3 -1.8 137.5 91.7 0.86| 12.3 10.5 2000 325 19 259 13| 4.5 3.2 7.7|139.3 -10.6 128.8 64.4 0.74| 9.8 7.3 2500 326 20 263 13| 3.6 2.5 6.1|139.3 -19.0 120.3 48.1 0.64| 8.4 5.3 3000 326 21 265 13| 3.0 2.1 5.0|140.2 -25.6 114.6 38.2 0.57| 7.3 4.2 4000 327 21 268 13| 3.0 1.6 4.5|160.6 -25.6 135.1 33.8 0.62| 6.2 3.9 5000 330 23 277 13| 3.0 1.2 4.2|183.4 -25.6 157.8 31.6 0.66| 5.6 3.7 6000 334 24 287 13| 2.8 1.0 3.8|203.2 -25.6 177.6 29.6 0.68| 5.1 3.5 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20251017.12.gif