UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 1 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 1004 96 3.4 3.1 98 0.3 3.2 270 1 276.2 277.0 276.2 289.1 4.76 1 1000 128 3.2 3.2 100 0.0 3.2 160 1 276.4 277.2 276.3 289.4 4.81 2 925 760 1.4 1.4 100 0.0 1.4 185 9 280.7 281.5 278.3 293.4 4.57 3 906 927 0.4 0.4 100 0.0 0.4 185 10 281.4 282.1 278.4 293.5 4.34 4 902 963 3.0 1.1 87 1.9 2.1 185 10 284.4 285.2 280.1 297.3 4.59 5 898 999 3.4 0.4 81 3.0 2.0 185 10 285.2 286.0 280.3 297.6 4.38 6 850 1445 3.6 -0.3 76 3.9 1.8 185 13 289.9 290.7 282.4 302.6 4.40 7 835 1589 3.2 -10.8 35 14.0 -1.9 185 13 291.0 291.3 280.0 297.0 2.01 8 823 1707 3.4 -3.6 60 7.0 0.4 186 13 292.4 293.0 282.5 302.9 3.56 9 798 1956 1.6 -3.1 71 4.7 -0.4 187 13 293.1 293.7 283.1 304.3 3.81 10 745 2506 -2.1 -6.8 70 4.7 -4.0 188 13 294.9 295.4 283.0 304.1 3.08 11 743 2528 -1.7 -10.7 50 9.0 -5.0 188 13 295.5 295.9 282.4 302.4 2.27 12 723 2745 -1.7 -9.7 54 8.0 -4.7 189 13 297.8 298.3 283.6 305.6 2.53 13 700 3001 -4.1 -11.1 58 7.0 -6.6 190 13 297.9 298.4 283.4 305.1 2.34 14 618 3964 -13.5 -13.5 100 0.0 -13.5 199 14 298.0 298.4 283.2 304.7 2.18 15 605 4125 -14.7 -14.7 100 0.0 -14.7 201 15 298.4 298.8 283.2 304.6 2.02 16 599 4201 -15.3 -21.3 60 6.0 -16.7 202 15 298.6 298.8 282.3 302.3 1.16 17 588 4341 -14.1 -24.1 42 10.0 -16.4 203 15 301.5 301.7 283.2 304.5 0.93 18 531 5106 -18.9 -37.9 17 19.0 -21.5 211 16 304.7 304.8 283.7 305.7 0.27 19 501 5535 -22.7 -33.7 36 11.0 -24.3 215 17 305.2 305.3 284.1 306.7 0.44 20 500 5550 -22.9 -33.9 36 11.0 -24.5 215 17 305.1 305.2 284.0 306.6 0.43 21 453 6268 -27.9 -49.9 10 22.0 -29.6 213 21 307.6 307.6 284.5 307.9 0.09 22 447 6364 -28.5 -40.5 31 12.0 -29.7 212 21 308.0 308.1 284.9 308.9 0.25 23 428 6674 -31.7 -39.7 45 8.0 -32.5 212 23 307.8 307.8 284.8 308.8 0.28 24 400 7150 -35.3 -49.3 23 14.0 -36.1 210 25 309.1 309.1 285.1 309.5 0.11 25 389 7343 -36.7 -54.7 14 18.0 -37.5 209 26 309.8 309.8 285.3 310.0 0.06 26 342 8219 -44.5 -56.5 25 12.0 -44.9 205 29 310.8 310.8 285.7 311.0 0.05 27 314 8784 -49.9 -53.0 70 3.1 -50.0 202 32 310.9 311.0 285.8 311.3 0.09 28 302 9037 -52.1 -60.1 38 8.0 -52.2 200 33 311.3 311.3 285.8 311.5 0.04 29 300 9080 -52.5 -59.5 43 7.0 -52.7 200 33 311.3 311.4 285.9 311.5 0.04 30 278 9566 -57.1 -62.1 53 5.0 -57.2 198 27 311.6 311.6 285.9 311.7 0.03 31 273 9681 -57.7 -61.7 60 4.0 -57.8 197 26 312.3 312.3 286.2 312.5 0.03 32 250 10230 -61.5 -67.5 45 6.0 -61.6 195 19 314.6 314.6 287.0 314.7 0.02 33 248 10280 -61.7 -66.5 53 4.8 -61.7 194 19 315.1 315.1 287.1 315.1 0.02 34 233 10667 -63.5 -68.3 52 4.8 -63.6 190 21 318.0 318.0 288.1 318.1 0.02 35 200 11610 -62.7 -76.7 14 14.0 -62.8 225 25 333.5 333.5 292.7 333.5 0.01 36 186 12059 -58.9 -79.9 5 21.0 -59.1 233 24 346.6 346.6 295.9 346.6 0.00 37 158 13084 -56.9 -81.9 3 25.0 -57.2 250 22 366.6 366.6 299.9 366.6 0.00 38 150 13410 -58.9 -82.9 3 24.0 -59.1 255 21 368.6 368.6 300.3 368.6 0.00 39 100 15940 -61.1 -85.1 3 24.0 -61.4 245 21 409.7 409.7 306.5 409.7 0.00 40 88 16733 -61.7 -85.7 3 24.0 -62.0 423.7 423.7 308.2 423.7 0.00 TRP 233 10667 -63.5 -68.3 52 4.8 -63.6 190 21 318.0 318.0 288.1 318.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5422.00 m Freezing level: 775.08 mb = 2194.02 m = 7198.14 ft Wetbulb zero: 842.66 mb = 1515.35 m = 4971.55 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 65.51 % Est. max temperature: 16.69 C = 62.04 F Sfc-Lift cond lev (LCL): 999.27 mb = 133.95 m = 439.46 ft T: 3.18 C 700-500 lapse rate: 7.38 C/km ThetaE index: 5.62 C Layer 835.0- 823.0 mb Conv cond level (CCL): 945.51 mb = 582.24 m = 1910.20 ft Mean mixing ratio: 4.64 g/kg Conv temperature: 6.67 C = 44.00 F Cap Strength: 12.19 C Lifted Index: 12.00 C Risk: None Lifted Index @300 mb: 13.93 C Lifted Index @700 mb: 10.35 C Showalter Index: 4.27 C Risk: None Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 22.60 C K Index: 19.20 Risk: < 20 % chance of thunderstorms Sweat Index: 45.00 Risk: None Energy Index: 0.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.59 J/kg Max Up Vert Vel: 6.57 m/s Conv Inhibition (B-): 16387.03 J/kg Cap Strength: 12.18 C Lift Cond Lev (LCL): 952.14 mb = 525.56 m = 1724.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 229 at 10 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 1004 96 270 1 1.0 -0.0 | 45 9 -6.5 -6.6 1 1000 128 160 1 -0.3 0.9 | 54 10 -7.8 -5.6 2 925 760 185 9 0.8 9.0 | 110 7 -6.7 2.4 3 850 1445 185 13 1.1 13.0 | 135 9 -6.3 6.4 4 700 3001 190 13 2.3 12.8 | 140 8 -5.2 6.2 5 500 5550 215 17 9.8 13.9 | 197 8 2.3 7.4 6 400 7150 210 25 12.5 21.7 | 198 16 5.0 15.1 7 300 9080 200 33 11.3 31.0 | 189 25 3.8 24.4 8 250 10230 195 19 4.9 18.4 | 168 12 -2.6 11.8 9 233 10667 190 21 3.6 20.7 | 165 15 -3.8 14.1 10 200 11610 225 25 17.7 17.7 | 223 15 10.2 11.1 11 150 13410 255 21 20.3 5.4 | 275 13 12.8 -1.1 12 100 15940 245 21 19.0 8.9 | 259 12 11.6 2.3 Wind Parameters Mean winds (0-6000m): 198.7 at 13.3 knts Storm direction: 228.7 at 10.0 knts Shear (0-3000m) pos: 1.1 neg: 1.2 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 97.2 deg Storm rel helicity (0-3000m) pos: 30.6 neg: 0.0 tot: 30.6 m^2/s^2 ave: 10.2 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.67 Bulk Shear: 12.94 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 ------------------------------------------------------------------------------- 500 177 4 70 8| 0.0 7.2 7.2| 16.8 0.0 16.8 33.6 0.96| 7.8 7.5 1000 184 7 89 7| 2.1 3.6 5.7| 24.7 0.0 24.7 24.7 0.96| 6.1 5.8 1500 184 8 105 7| 2.1 2.4 4.5| 28.5 0.0 28.5 19.0 0.94| 4.8 4.5 2000 185 10 114 7| 1.6 1.8 3.4| 29.1 0.0 29.1 14.5 0.93| 3.7 3.4 2500 186 10 119 7| 1.3 1.4 2.7| 29.6 0.0 29.6 11.8 0.92| 3.0 2.8 3000 187 11 123 7| 1.1 1.2 2.3| 30.6 0.0 30.6 10.2 0.92| 2.6 2.4 4000 189 12 131 7| 1.1 0.9 2.0| 36.3 0.0 36.3 9.1 0.93| 2.3 2.2 5000 194 12 140 7| 1.1 0.7 1.9| 42.4 0.0 42.4 8.5 0.94| 2.2 2.0 6000 199 13 152 7| 1.1 0.8 1.9| 45.9 0.0 45.9 7.6 0.85| 2.2 1.8 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251201.00.gif