UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for EP374... Searching the city database file for: EP374 ... Date:1200Z 5 JAN 26 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 1005 94 -0.3 -6.3 64 6.0 -2.4 250 5 272.5 272.9 270.5 279.0 2.37 1 1000 134 -1.5 -6.4 69 4.9 -3.1 225 3 271.6 272.0 270.0 278.1 2.36 2 940 624 -4.5 -6.1 89 1.6 -5.0 233 11 273.4 273.9 271.5 280.5 2.57 3 925 750 -4.9 -7.1 85 2.2 -5.6 235 13 274.3 274.7 271.7 281.0 2.42 4 898 983 -5.7 -9.8 73 4.1 -7.0 240 12 275.8 276.1 272.0 281.5 2.02 5 850 1410 -9.5 -12.1 81 2.6 -10.2 250 11 276.2 276.5 271.9 281.2 1.78 6 788 1989 -14.7 -15.3 95 0.6 -14.9 246 14 276.7 276.9 271.6 280.9 1.47 7 777 2096 -15.1 -17.2 84 2.1 -15.6 245 15 277.4 277.6 271.8 281.1 1.28 8 771 2154 -13.9 -23.9 43 10.0 -15.7 245 15 279.3 279.4 272.0 281.4 0.72 9 700 2882 -18.3 -31.3 31 13.0 -20.1 240 19 282.2 282.3 273.2 283.5 0.40 10 655 3374 -21.5 -36.5 25 15.0 -23.2 241 25 284.0 284.1 273.9 284.8 0.26 11 589 4152 -23.3 -35.3 32 12.0 -24.7 243 35 290.7 290.7 277.5 291.7 0.32 12 536 4834 -27.9 -40.9 28 13.0 -29.0 244 44 293.1 293.2 278.5 293.8 0.20 13 500 5330 -30.5 -37.5 50 7.0 -31.2 245 50 295.9 295.9 280.0 296.9 0.30 14 473 5722 -33.1 -39.1 55 6.0 -33.6 246 54 297.4 297.4 280.6 298.3 0.27 15 416 6613 -39.3 -47.3 42 8.0 -39.7 249 65 300.5 300.5 281.7 301.0 0.13 16 400 6880 -41.3 -46.3 58 5.0 -41.6 250 68 301.3 301.3 282.1 301.8 0.15 17 394 6983 -42.3 -46.0 67 3.7 -42.5 250 69 301.3 301.3 282.1 301.9 0.16 18 393 7000 -42.5 -46.5 65 4.0 -42.7 250 69 301.3 301.3 282.1 301.8 0.15 19 391 7035 -42.5 -52.5 33 10.0 -42.9 250 70 301.7 301.7 282.2 302.0 0.08 20 383 7175 -43.3 -47.4 64 4.1 -43.5 250 71 302.4 302.5 282.5 302.9 0.14 21 381 7210 -42.9 -50.9 41 8.0 -43.2 250 71 303.4 303.4 282.9 303.8 0.09 22 377 7281 -43.3 -46.1 74 2.8 -43.5 250 72 303.8 303.8 283.1 304.4 0.16 23 364 7517 -45.3 -48.4 71 3.1 -45.4 250 74 304.2 304.2 283.2 304.7 0.13 24 362 7554 -45.1 -59.1 19 14.0 -45.5 250 75 305.0 305.0 283.4 305.1 0.04 25 337 8030 -48.3 -56.3 39 8.0 -48.5 250 79 306.9 306.9 284.2 307.1 0.06 26 327 8229 -49.3 -64.3 16 15.0 -49.6 250 81 308.2 308.2 284.7 308.3 0.02 27 300 8790 -53.7 -61.7 37 8.0 -53.8 250 87 309.7 309.7 285.2 309.8 0.03 28 293 8941 -55.1 -61.1 47 6.0 -55.2 250 89 309.8 309.8 285.3 309.9 0.03 29 282 9185 -56.5 -66.5 27 10.0 -56.6 250 93 311.2 311.2 285.8 311.2 0.02 30 269 9483 -58.6 -65.8 39 7.2 -58.7 250 97 312.3 312.3 286.2 312.4 0.02 31 258 9744 -60.5 -65.2 54 4.7 -60.6 250 92 313.3 313.3 286.5 313.4 0.02 32 250 9940 -61.5 -68.5 39 7.0 -61.6 250 89 314.6 314.6 287.0 314.7 0.02 33 236 10295 -63.1 -69.1 44 6.0 -63.1 250 81 317.4 317.4 287.9 317.5 0.01 34 211 10983 -63.3 -78.3 11 15.0 -63.4 250 78 327.5 327.5 291.0 327.5 0.00 35 201 11280 -64.7 -72.7 32 8.0 -64.8 250 77 329.8 329.8 291.7 329.9 0.01 36 200 11310 -64.7 -72.7 32 8.0 -64.8 250 77 330.3 330.3 291.8 330.3 0.01 37 178 12024 -62.9 -80.9 7 18.0 -63.0 344.4 344.4 295.4 344.5 0.00 38 150 13080 -61.9 -84.9 3 23.0 -62.0 363.4 363.4 299.4 363.4 0.00 39 114 14767 -62.7 -86.7 3 24.0 -62.9 391.6 391.6 304.0 391.6 0.00 40 100 15570 -63.7 -87.7 2 24.0 -63.9 404.7 404.7 305.8 404.7 0.00 41 80 16933 -64.1 -88.1 2 24.0 -64.3 430.5 430.5 308.9 430.5 0.00 42 72 17571 -67.9 -88.9 3 21.0 -68.1 435.6 435.6 309.4 435.6 0.00 43 70 17740 -67.3 -89.3 3 22.0 -67.5 440.4 440.4 309.9 440.4 0.00 44 66 18099 -63.5 -88.5 2 25.0 -63.8 456.1 456.1 311.4 456.2 0.00 45 50 19800 -65.1 -90.1 2 25.0 -65.4 490.1 490.1 314.2 490.1 0.00 46 33 22343 -64.1 -91.1 1 27.0 -64.6 554.6 554.6 318.3 554.6 0.00 47 30 22930 -62.1 -91.1 1 29.0 -62.8 575.3 575.3 319.5 575.4 0.00 48 26 23819 -58.9 -89.9 1 31.0 -60.1 608.5 608.5 321.0 608.5 0.00 49 20 25470 -57.1 -89.1 1 32.0 -58.9 661.4 661.4 323.1 661.4 0.01 50 17 26501 -56.5 -89.5 1 33.0 -58.7 694.8 694.8 324.3 694.8 0.01 51 17 26501 -56.7 -89.7 1 33.0 -58.8 694.1 694.1 324.3 694.2 0.01 52 10 30000 -39.5 -81.5 0 42.0 -50.1 872.1 872.1 328.9 872.6 0.05 53 9.8 30139 -38.3 -80.3 0 42.0 -49.6 881.7 881.7 329.1 882.3 0.06 TRP 236 10295 -63.1 -69.1 44 6.0 -63.1 250 81 317.4 317.4 287.9 317.5 0.01 WND 269 9483 -58.6 -65.8 39 7.2 -58.7 250 97 312.3 312.3 286.2 312.4 0.02 Sounding variables and indices 1000-500 mb thick: 5196.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 50.97 % Est. max temperature: 3.40 C = 38.12 F Sfc-Lift cond lev (LCL): 914.84 mb = 836.67 m = 2744.94 ft T: -5.20 C 700-500 lapse rate: 4.98 C/km ThetaE index: 0.85 C Layer 1000.0- 940.0 mb Conv cond level (CCL): 870.16 mb = 1227.62 m = 4027.59 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 3.28 C = 37.90 F Cap Strength: 11.69 C Lifted Index: 13.48 C Risk: None Lifted Index @300 mb: 21.10 C Lifted Index @700 mb: 4.44 C Showalter Index: 12.43 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 18.40 C K Index: -4.10 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.42 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 53357.74 J/kg Cap Strength: 13.06 C Lift Cond Lev (LCL): 908.49 mb = 891.35 m = 2924.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 20 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 1005 94 250 5 4.7 1.7 | 101 16 -15.7 3.1 1 1000 134 225 3 2.1 2.1 | 101 19 -18.2 3.5 2 925 750 235 13 10.6 7.5 | 132 13 -9.7 8.9 3 850 1410 250 11 10.3 3.8 | 117 11 -10.0 5.2 4 700 2882 240 19 16.5 9.5 | 160 12 -3.9 10.9 5 500 5330 245 50 45.3 21.1 | 228 34 24.9 22.5 6 400 6880 250 68 63.9 23.3 | 240 50 43.5 24.7 7 300 8790 250 87 81.8 29.8 | 243 69 61.4 31.2 8 269 9483 250 97 91.2 33.2 | 244 79 70.8 34.6 9 250 9940 250 89 83.6 30.4 | 243 71 63.3 31.8 10 236 10295 250 81 76.1 27.7 | 242 63 55.7 29.1 11 200 11310 250 77 72.4 26.3 | 242 59 52.0 27.7 Wind Parameters Mean winds (0-6000m): 243.9 at 27.2 knts Storm direction: 273.9 at 20.4 knts Shear (0-3000m) pos: 0.6 neg: 2.7 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 71.7 deg Storm rel helicity (0-3000m) pos: 64.1 neg: -9.2 tot: 55.0 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 57.86 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 ------------------------------------------------------------------------------- 500 231 7 110 16| 0.0 6.1 6.1| 26.0 0.0 26.0 52.0 0.70| 8.9 6.3 1000 236 9 118 14| 1.3 3.0 4.3| 33.6 -4.5 29.1 29.1 0.53| 6.7 3.5 1500 240 10 119 13| 1.2 2.0 3.2| 36.1 -9.2 26.9 18.0 0.39| 5.3 2.1 2000 242 11 121 13| 0.9 2.2 3.1| 43.7 -9.2 34.6 17.3 0.48| 4.7 2.3 2500 242 12 125 12| 0.7 2.4 3.1| 51.5 -9.2 42.4 16.9 0.55| 4.4 2.4 3000 242 13 131 12| 0.6 2.7 3.3| 64.1 -9.2 55.0 18.3 0.62| 4.4 2.7 4000 242 17 149 11| 1.9 2.0 3.9|103.8 -9.2 94.7 23.7 0.67| 4.9 3.3 5000 243 22 175 11| 2.8 1.6 4.5|147.5 -9.2 138.3 27.7 0.63| 5.3 3.3 6000 244 27 197 14| 3.4 1.4 4.8|203.6 -9.2 194.4 32.4 0.60| 5.4 3.3 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20260105.12.gif