UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for EP374... Searching the city database file for: EP374 ... Date:1200Z 21 DEC 25 Station: EP374 WMO ident: 12374 Latitude: 52.40 Longitude: 20.97 ------------------------------------------------------------------------------- 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 1010 99 3.2 0.3 81 2.9 2.0 290 1 275.6 276.2 274.6 286.1 3.87 1 1000 179 2.2 -0.4 83 2.6 1.1 0 0 275.4 276.0 274.3 285.5 3.71 2 925 803 -2.9 -2.9 100 0.0 -2.9 325 3 276.3 276.9 274.3 285.5 3.33 3 917 872 -3.5 -3.9 97 0.4 -3.7 326 4 276.4 276.9 274.0 285.0 3.12 4 915 889 -1.9 -9.9 54 8.0 -4.5 326 4 278.2 278.6 273.3 283.8 1.97 5 878 1219 1.6 -17.4 23 19.0 -3.9 331 7 285.2 285.4 275.9 288.5 1.11 6 858 1405 1.0 -18.0 23 19.0 -4.5 334 8 286.4 286.6 276.5 289.7 1.08 7 850 1480 0.8 -19.2 21 20.0 -4.8 335 9 287.0 287.2 276.6 290.0 0.98 8 768 2288 -2.9 -35.9 6 33.0 -8.9 345 8 291.4 291.5 277.7 292.2 0.23 9 726 2730 -5.7 -38.7 5 33.0 -11.2 351 7 293.1 293.1 278.5 293.7 0.19 10 709 2916 -4.7 -42.7 3 38.0 -10.7 354 7 296.2 296.2 279.8 296.6 0.12 11 700 3016 -5.1 -40.1 4 35.0 -10.9 355 7 296.8 296.9 280.2 297.4 0.17 12 665 3417 -7.9 -44.9 3 37.0 -13.2 352 8 298.1 298.1 280.7 298.4 0.10 13 632 3812 -8.5 -53.5 1 45.0 -13.9 349 9 301.8 301.8 282.1 301.9 0.04 14 500 5580 -23.1 -47.1 9 24.0 -25.4 335 15 304.9 304.9 283.5 305.3 0.11 15 434 6599 -32.1 -56.1 7 24.0 -33.4 316 20 306.0 306.1 283.9 306.2 0.04 16 400 7170 -36.7 -57.7 10 21.0 -37.6 305 23 307.3 307.3 284.4 307.4 0.04 17 398 7205 -36.9 -57.9 10 21.0 -37.8 305 23 307.5 307.5 284.4 307.6 0.04 18 388 7380 -37.7 -53.7 17 16.0 -38.5 307 24 308.7 308.7 284.9 308.9 0.07 19 383 7469 -38.1 -41.4 71 3.3 -38.4 308 25 309.3 309.3 285.4 310.2 0.27 20 365 7797 -40.3 -47.3 47 7.0 -40.7 311 27 310.6 310.7 285.7 311.2 0.15 21 361 7872 -41.1 -45.6 62 4.5 -41.3 312 27 310.6 310.6 285.8 311.2 0.18 22 300 9100 -50.5 -58.5 38 8.0 -50.7 325 35 314.2 314.2 286.9 314.4 0.05 23 294 9232 -51.5 -59.5 38 8.0 -51.7 324 35 314.6 314.6 287.0 314.7 0.04 24 251 10245 -58.9 -65.9 40 7.0 -59.0 315 38 318.1 318.1 288.2 318.2 0.02 25 250 10270 -59.1 -66.1 40 7.0 -59.2 315 38 318.2 318.2 288.2 318.3 0.02 26 222 11008 -62.7 -69.7 38 7.0 -62.8 307 45 323.7 323.7 289.9 323.7 0.01 27 217 11149 -63.1 -70.1 38 7.0 -63.1 305 46 325.2 325.2 290.3 325.2 0.01 28 206 11468 -63.7 -69.7 44 6.0 -63.7 302 40 329.1 329.1 291.5 329.2 0.02 29 200 11650 -63.1 -72.1 29 9.0 -63.2 300 36 332.8 332.8 292.5 332.9 0.01 30 189 11998 -61.3 -80.3 6 19.0 -61.4 301 36 341.2 341.2 294.6 341.2 0.00 31 150 13440 -56.7 -83.7 2 27.0 -57.0 305 35 372.4 372.4 301.0 372.4 0.00 32 148 13525 -55.9 -83.9 2 28.0 -56.2 304 35 375.2 375.2 301.5 375.2 0.00 33 100 15990 -61.5 -87.5 2 26.0 -61.7 280 27 408.9 408.9 306.4 408.9 0.00 34 74 17841 -65.9 -87.9 3 22.0 -66.1 284 32 436.4 436.4 309.5 436.4 0.00 35 70 18180 -64.9 -88.9 2 24.0 -65.1 285 33 445.5 445.5 310.4 445.5 0.00 36 50 20210 -68.5 -90.5 3 22.0 -68.7 275 36 482.1 482.1 313.6 482.1 0.00 37 44 20969 -71.5 -91.5 4 20.0 -71.6 274 43 492.7 492.7 314.4 492.7 0.00 38 36 22159 -69.3 -90.3 3 21.0 -69.5 272 54 527.5 527.5 316.8 527.5 0.00 39 32 22853 -73.7 -92.7 4 19.0 -73.9 271 60 533.8 533.8 317.2 533.8 0.00 40 30 23230 -73.3 -93.3 3 20.0 -73.5 270 64 544.8 544.8 317.8 544.8 0.00 41 22 25048 -74.3 -93.3 4 19.0 -74.5 266 72 592.4 592.4 320.3 592.4 0.00 42 21 25322 -71.9 -92.9 3 21.0 -72.2 266 74 607.5 607.5 320.9 607.6 0.00 43 20 25610 -72.3 -92.3 3 20.0 -72.6 265 75 614.9 614.9 321.3 614.9 0.00 TRP 217 11149 -63.1 -70.1 38 7.0 -63.1 305 46 325.2 325.2 290.3 325.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5401.00 m Freezing level: 967.65 mb = 448.18 m = 1470.38 ft Freezing level: 894.91 mb = 1068.37 m = 3505.10 ft Freezing level: 832.27 mb = 1654.61 m = 5428.45 ft Wetbulb zero: 978.98 mb = 349.03 m = 1145.09 ft Precipitable water: 0.21 inches Sfc-500 mean rel hum: 20.84 % Est. max temperature: 13.96 C = 57.13 F Sfc-Lift cond lev (LCL): 965.62 mb = 458.99 m = 1505.86 ft T: -0.09 C 700-500 lapse rate: 7.02 C/km ThetaE index: 1.70 C Layer 917.0- 878.0 mb Conv cond level (CCL): 930.57 mb = 754.98 m = 2476.94 ft Mean mixing ratio: 3.42 g/kg Conv temperature: 3.91 C = 39.04 F Cap Strength: 16.44 C Lifted Index: 16.61 C Risk: None Lifted Index @300 mb: 20.38 C Lifted Index @700 mb: 13.63 C Showalter Index: 13.15 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 3.90 C K Index: -30.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.51 J/kg Max Up Vert Vel: 3.61 m/s Conv Inhibition (B-): 46225.89 J/kg Cap Strength: 16.62 C Lift Cond Lev (LCL): 933.85 mb = 726.83 m = 2384.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 7 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 1010 99 290 1 0.9 -0.3 | 198 7 2.0 6.4 1 1000 179 0 0 -0.0 -0.0 | 189 7 1.1 6.7 2 925 803 325 3 1.7 -2.5 | 213 5 2.8 4.3 3 850 1480 335 9 3.8 -8.2 | 287 5 4.9 -1.4 4 700 3016 355 7 0.6 -7.0 | 279 2 1.7 -0.3 5 500 5580 335 15 6.3 -13.6 | 313 10 7.4 -6.9 6 400 7170 305 23 18.8 -13.2 | 288 21 19.9 -6.5 7 300 9100 325 35 20.1 -28.7 | 316 30 21.1 -22.0 8 250 10270 315 38 26.9 -26.9 | 306 34 27.9 -20.2 9 217 11149 305 46 37.7 -26.4 | 297 43 38.8 -19.7 10 200 11650 300 36 31.2 -18.0 | 289 34 32.2 -11.3 11 150 13440 305 35 28.7 -20.1 | 294 33 29.7 -13.4 12 100 15990 280 27 26.6 -4.7 | 266 28 27.7 2.0 13 70 18180 285 33 31.9 -8.5 | 273 33 32.9 -1.8 14 50 20210 275 36 35.9 -3.1 | 264 37 36.9 3.6 15 30 23230 270 64 64.0 -0.0 | 264 65 65.1 6.7 16 20 25610 265 75 74.7 6.5 | 260 77 75.8 13.2 Wind Parameters Mean winds (0-6000m): 339.1 at 9.1 knts Storm direction: 9.1 at 6.8 knts Shear (0-3000m) pos: 0.8 neg: 0.6 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 88.4 deg Storm rel helicity (0-3000m) pos: 10.6 neg: -1.9 tot: 8.7 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 8.77 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 ------------------------------------------------------------------------------- 500 333 1 194 6| 1.6 0.0 1.6| 1.8 -1.7 0.1 0.1 0.07| 3.0 0.2 1000 326 2 206 5| 0.8 1.9 2.6| 6.3 -1.7 4.6 4.6 0.57| 3.4 2.0 1500 332 4 223 4| 1.7 1.2 2.9| 10.4 -1.7 8.7 5.8 0.69| 3.6 2.5 2000 335 5 238 4| 1.2 0.9 2.1| 10.5 -1.7 8.8 4.4 0.63| 3.0 1.9 2500 338 6 246 4| 0.9 0.7 1.7| 10.5 -1.8 8.7 3.5 0.57| 2.6 1.5 3000 340 6 251 3| 0.8 0.6 1.4| 10.6 -1.9 8.7 2.9 0.52| 2.4 1.2 4000 343 7 264 3| 0.6 0.9 1.5| 11.6 -1.9 9.7 2.4 0.50| 2.2 1.1 5000 342 8 281 3| 0.5 1.1 1.5| 11.8 -2.1 9.6 1.9 0.41| 2.1 0.9 6000 339 9 292 5| 0.4 1.3 1.7| 11.8 -8.0 3.8 0.6 0.25| 2.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251221.12.gif