UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:1200Z 15 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 48 SFC 982 192 -3.3 -15.3 39 12.0 -6.4 285 11 271.3 271.5 267.7 274.6 1.18 2 925 660 -8.1 -21.1 34 13.0 -10.8 285 19 271.0 271.2 266.8 273.2 0.77 3 850 1311 -14.5 -23.5 46 9.0 -16.0 295 27 271.0 271.1 266.6 272.9 0.68 4 751 2232 -22.7 -27.7 64 5.0 -23.4 301 34 271.8 271.9 267.0 273.4 0.52 5 736 2379 -22.7 -27.7 64 5.0 -23.4 302 35 273.4 273.5 268.0 275.0 0.53 6 700 2745 -24.7 -31.7 52 7.0 -25.5 305 38 275.1 275.2 268.8 276.3 0.38 7 688 2871 -25.3 -32.3 52 7.0 -26.1 303 38 275.8 275.9 269.2 277.0 0.37 8 591 3956 -32.9 -42.9 36 10.0 -33.5 287 39 279.2 279.3 270.9 279.7 0.15 9 509 4997 -37.3 -49.3 28 12.0 -37.8 272 40 286.1 286.1 274.8 286.4 0.08 10 500 5120 -36.7 -49.7 25 13.0 -37.3 270 40 288.3 288.3 275.9 288.6 0.08 11 495 5189 -36.5 -49.5 25 13.0 -37.1 269 40 289.4 289.4 276.5 289.7 0.08 12 482 5373 -37.9 -50.9 24 13.0 -38.5 266 41 289.9 289.9 276.7 290.1 0.07 13 442 5964 -41.3 -54.3 23 13.0 -41.8 256 43 292.8 292.8 278.2 293.0 0.05 14 402 6606 -41.5 -54.5 23 13.0 -42.0 246 46 300.6 300.6 281.7 300.8 0.06 15 400 6640 -41.7 -54.7 23 13.0 -42.2 245 46 300.8 300.8 281.8 301.0 0.06 16 346 7617 -46.3 -60.3 19 14.0 -46.7 240 44 307.3 307.3 284.4 307.4 0.03 17 300 8570 -45.3 -60.3 17 15.0 -45.7 230 44 321.5 321.5 289.3 321.7 0.04 18 275 9151 -45.7 -62.7 13 17.0 -46.2 235 40 329.0 329.0 291.5 329.2 0.03 19 250 9790 -43.1 -62.1 11 19.0 -43.8 240 36 342.0 342.0 294.8 342.1 0.04 20 242 10010 -42.1 -62.1 10 20.0 -42.9 240 36 346.7 346.7 295.9 346.8 0.04 21 203 11191 -45.1 -67.1 7 22.0 -45.9 240 38 359.8 359.8 298.7 359.9 0.02 22 200 11290 -44.9 -66.9 7 22.0 -45.7 240 38 361.7 361.7 299.1 361.8 0.02 23 173 12262 -44.2 -67.2 6 23.0 -45.2 250 60 378.2 378.2 302.0 378.3 0.03 24 150 13220 -43.5 -67.5 5 24.0 -44.7 245 33 395.1 395.1 304.5 395.2 0.03 25 103 15724 -45.9 -70.9 4 25.0 -47.2 240 31 435.3 435.4 309.4 435.5 0.03 26 100 15920 -45.9 -70.9 4 25.0 -47.3 240 31 439.0 439.0 309.8 439.2 0.03 27 74 17906 -49.7 -74.7 4 25.0 -50.9 265 14 470.5 470.5 312.7 470.6 0.02 28 70 18270 -48.5 -73.5 4 25.0 -50.0 270 11 480.6 480.6 313.5 480.8 0.03 29 55 19862 -47.5 -73.5 3 26.0 -49.4 281 12 517.2 517.2 316.1 517.5 0.03 30 50 20490 -49.7 -74.7 4 25.0 -51.4 285 13 526.4 526.4 316.7 526.5 0.03 31 37 22460 -51.5 -76.5 3 25.0 -53.4 312 12 569.1 569.1 319.1 569.3 0.03 32 36 22639 -49.3 -74.3 4 25.0 -51.6 314 12 579.2 579.3 319.6 579.6 0.05 33 31 23617 -51.9 -76.9 3 25.0 -53.9 327 11 597.5 597.5 320.5 597.8 0.04 34 30 23830 -51.5 -76.5 3 25.0 -53.7 330 11 604.2 604.3 320.8 604.5 0.04 35 22 25856 -48.9 -73.9 4 25.0 -52.4 311 16 668.0 668.1 323.4 668.7 0.08 36 20 26480 -50.5 -75.5 4 25.0 -53.7 305 17 681.6 681.6 323.9 682.2 0.07 37 17 27539 -50.7 -75.7 4 25.0 -54.3 713.4 713.4 324.8 714.1 0.08 TRP 346 7617 -46.3 -60.3 19 14.0 -46.7 240 44 307.3 307.3 284.4 307.4 0.03 WND 173 12262 -44.2 -67.2 6 23.0 -45.2 250 60 378.2 378.2 302.0 378.3 0.03 Sounding variables and indices 1000-500 mb thick: 5072.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 43.60 % Est. max temperature: -3.43 C = 25.83 F Sfc-Lift cond lev (LCL): 811.96 mb = 1651.44 m = 5418.04 ft T: -17.53 C 700-500 lapse rate: 5.05 C/km ThetaE index: 1.68 C Layer 925.0- 751.0 mb Conv cond level (CCL): 760.18 mb = 2141.44 m = 7025.64 ft Mean mixing ratio: 0.87 g/kg Conv temperature: -2.81 C = 26.94 F Cap Strength: 10.55 C Lifted Index: 12.29 C Risk: None Lifted Index @300 mb: 33.96 C Lifted Index @700 mb: 2.88 C Showalter Index: 12.85 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 13.20 C K Index: -8.30 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 3.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.22 J/kg Max Up Vert Vel: 2.11 m/s Conv Inhibition (B-): 67841.27 J/kg Cap Strength: 10.80 C Lift Cond Lev (LCL): 767.92 mb = 2066.16 m = 6778.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 26 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 ---------------------------------------------------------- 0 982 192 285 11 10.6 -2.8 | 153 17 -7.9 15.4 1 925 660 285 19 18.4 -4.9 | 179 13 -0.2 13.3 2 850 1311 295 27 24.5 -11.4 | 221 9 5.9 6.8 3 700 2745 305 38 31.1 -21.8 | 286 13 12.6 -3.6 4 500 5120 270 40 40.0 -0.0 | 230 28 21.4 18.2 5 400 6640 245 46 41.7 19.4 | 212 44 23.1 37.7 6 346 7617 240 44 38.1 22.0 | 206 45 19.6 40.2 7 300 8570 230 44 33.7 28.3 | 198 49 15.2 46.5 8 250 9790 240 36 31.2 18.0 | 199 38 12.6 36.2 9 200 11290 240 38 32.9 19.0 | 201 40 14.4 37.2 10 173 12262 250 60 56.4 20.5 | 224 54 37.8 38.7 11 150 13220 245 33 29.9 13.9 | 199 34 11.4 32.2 12 100 15920 240 31 26.8 15.5 | 194 35 8.3 33.7 13 70 18270 270 11 11.0 -0.0 | 157 20 -7.6 18.2 14 50 20490 285 13 12.6 -3.4 | 158 16 -6.0 14.9 15 30 23830 330 11 5.5 -9.5 | 124 16 -13.1 8.7 16 20 26480 305 17 13.9 -9.8 | 151 10 -4.6 8.5 Wind Parameters Mean winds (0-6000m): 284.5 at 34.7 knts Storm direction: 314.5 at 26.0 knts Shear (0-3000m) pos: 4.7 neg: 0.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 117.4 deg Storm rel helicity (0-3000m) pos: 78.4 neg: -13.0 tot: 65.4 m^2/s^2 ave: 21.8 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 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 ------------------------------------------------------------------------------- 500 285 15 165 15| 8.6 0.0 8.6| 28.2 0.0 28.2 56.4 0.86| 8.6 7.4 1000 288 19 177 12| 7.6 0.0 7.6| 45.4 0.0 45.4 45.4 0.86| 7.8 6.7 1500 291 22 190 10| 6.6 0.0 6.6| 56.9 0.0 56.9 37.9 0.89| 6.9 6.1 2000 294 24 204 9| 6.0 0.0 6.0| 67.3 0.0 67.3 33.6 0.90| 6.3 5.6 2500 297 27 221 8| 5.7 0.0 5.7| 78.4 0.0 78.4 31.4 0.89| 5.9 5.3 3000 298 29 234 8| 4.7 0.7 5.4| 78.4 -13.0 65.4 21.8 0.67| 5.7 3.8 4000 296 31 244 11| 3.5 1.8 5.3| 78.4 -50.3 28.1 7.0 0.33| 5.6 1.8 5000 291 33 243 14| 2.8 2.5 5.3| 78.4 -98.2 -19.7 -3.9 0.13| 5.5 0.7 6000 284 35 238 18| 2.4 3.1 5.5| 78.4-163.1 -84.7 -14.1 0.00| 5.7 0.0 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250415.12.gif