UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for EP374... Searching the city database file for: EP374 ... Date:1200Z 17 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 1022 97 -3.1 -11.1 54 8.0 -5.4 110 3 268.4 268.6 266.5 272.8 1.60 1 1000 268 -5.1 -13.1 53 8.0 -7.2 120 17 268.0 268.3 266.0 271.9 1.39 2 987 371 -6.1 -13.1 58 7.0 -7.9 128 18 268.1 268.3 266.0 271.9 1.41 3 979 434 -4.9 -11.9 58 7.0 -6.8 132 19 269.9 270.1 267.5 274.2 1.57 4 976 459 0.0 -6.0 64 6.0 -2.1 134 19 275.1 275.5 272.3 282.0 2.50 5 973 483 0.6 -4.4 69 5.0 -1.3 136 19 275.9 276.4 273.3 283.7 2.83 6 925 891 3.0 -15.0 25 18.0 -2.5 165 23 282.4 282.6 274.6 286.2 1.29 7 915 979 3.4 -19.6 17 23.0 -3.0 163 23 283.7 283.8 274.8 286.3 0.88 8 893 1176 3.0 -25.0 11 28.0 -3.9 159 22 285.2 285.3 275.1 287.0 0.56 9 854 1536 1.6 -30.4 7 32.0 -5.4 151 21 287.4 287.5 275.9 288.6 0.36 10 850 1574 1.4 -29.6 8 31.0 -5.5 150 21 287.6 287.7 276.0 288.9 0.39 11 815 1911 0.0 -14.0 34 14.0 -4.5 144 20 289.6 289.9 278.8 294.4 1.59 12 710 3006 -4.3 -37.3 6 33.0 -10.2 122 17 296.5 296.6 280.1 297.3 0.22 13 700 3117 -5.1 -38.1 5 33.0 -10.9 120 17 296.8 296.9 280.3 297.5 0.20 14 588 4458 -14.3 -52.3 2 38.0 -18.3 94 15 301.3 301.3 282.0 301.5 0.05 15 563 4785 -16.5 -40.5 11 24.0 -19.7 88 14 302.5 302.5 282.7 303.2 0.20 16 500 5660 -24.9 -39.9 23 15.0 -26.5 70 13 302.7 302.7 282.8 303.5 0.24 17 492 5777 -25.9 -40.9 23 15.0 -27.5 70 14 302.9 302.9 282.8 303.6 0.22 18 460 6265 -27.1 -56.1 5 29.0 -29.0 68 19 307.2 307.2 284.3 307.4 0.04 19 400 7260 -34.7 -54.7 11 20.0 -35.7 65 29 309.9 309.9 285.4 310.1 0.06 20 327 8626 -46.7 -55.7 35 9.0 -47.0 72 32 311.8 311.8 286.0 312.0 0.06 21 320 8769 -47.9 -58.9 27 11.0 -48.2 73 32 312.0 312.0 286.1 312.2 0.04 22 300 9190 -50.9 -61.9 26 11.0 -51.1 75 33 313.6 313.6 286.6 313.7 0.03 23 276 9727 -55.1 -70.1 14 15.0 -55.3 73 34 315.1 315.1 287.1 315.1 0.01 24 250 10350 -60.7 -68.7 34 8.0 -60.8 70 35 315.8 315.8 287.4 315.9 0.01 25 236 10708 -63.7 -68.7 50 5.0 -63.7 64 33 316.5 316.5 287.6 316.6 0.02 26 206 11533 -69.5 -76.5 35 7.0 -69.5 48 30 320.0 320.0 288.8 320.0 0.01 27 200 11710 -69.7 -76.7 35 7.0 -69.7 45 29 322.4 322.4 289.5 322.4 0.01 28 195 11860 -70.3 -76.3 41 6.0 -70.3 60 31 323.8 323.8 289.9 323.8 0.01 29 170 12690 -62.5 -85.5 3 23.0 -62.6 23 22 349.7 349.7 296.5 349.7 0.00 30 162 12986 -63.9 -84.9 4 21.0 -64.0 11 18 352.2 352.2 297.1 352.2 0.00 31 150 13460 -61.9 -85.9 3 24.0 -62.0 350 13 363.4 363.4 299.4 363.4 0.00 32 143 13758 -58.7 -84.7 2 26.0 -58.9 336 13 374.0 374.0 301.2 374.0 0.00 33 100 15990 -61.1 -87.1 2 26.0 -61.4 235 15 409.7 409.7 306.5 409.7 0.00 34 86 16928 -59.1 -87.1 1 28.0 -59.5 250 19 431.8 431.8 309.0 431.8 0.00 35 76 17694 -62.5 -87.5 2 25.0 -62.8 262 23 440.2 440.2 309.9 440.2 0.00 36 70 18200 -62.5 -88.5 2 26.0 -62.8 270 25 450.7 450.7 310.9 450.7 0.00 37 52 20029 -63.7 -89.7 2 26.0 -64.0 261 30 487.9 487.9 314.1 487.9 0.00 38 50 20270 -62.1 -89.1 2 27.0 -62.6 260 31 497.1 497.1 314.8 497.2 0.00 39 30 23440 -60.3 -88.3 1 28.0 -61.2 260 42 580.3 580.3 319.7 580.3 0.01 40 26 24329 -61.3 -89.3 1 28.0 -62.2 260 48 601.7 601.7 320.7 601.7 0.01 41 24 24831 -57.3 -87.3 1 30.0 -58.8 260 51 627.2 627.2 321.8 627.3 0.01 42 22 25379 -58.5 -87.5 1 29.0 -59.9 260 54 639.4 639.4 322.3 639.5 0.01 43 20 25980 -56.9 -86.9 1 30.0 -58.7 260 58 662.0 662.0 323.2 662.1 0.01 44 15 27811 -54.7 -86.7 1 32.0 -57.5 262 82 726.1 726.1 325.3 726.2 0.01 45 10 30470 -43.8 -81.6 1 37.7 -52.1 265 116 855.9 855.9 328.5 856.4 0.05 46 9.8 30606 -43.3 -81.3 1 38.0 -51.9 862.9 862.9 328.7 863.4 0.05 TRP 195 11860 -70.3 -76.3 41 6.0 -70.3 60 31 323.8 323.8 289.9 323.8 0.01 WND 10 30470 -43.8 -81.6 1 37.7 -52.1 265 116 855.9 855.9 328.5 856.4 0.05 Sounding variables and indices 1000-500 mb thick: 5392.00 m Freezing level: Surface below freezing Freezing level: 976.00 mb = 458.76 m = 1505.09 ft Freezing level: 815.00 mb = 1911.14 m = 6270.05 ft Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 17.93 % Est. max temperature: 15.04 C = 59.08 F Sfc-Lift cond lev (LCL): 900.66 mb = 1106.79 m = 3631.15 ft T: 3.14 C 700-500 lapse rate: 7.79 C/km ThetaE index: 0.88 C Layer 1000.0- 987.0 mb Conv cond level (CCL): 558.69 mb = 4841.61 m = 15884.36 ft Mean mixing ratio: 1.80 g/kg Conv temperature: 31.25 C = 88.24 F Cap Strength: 20.28 C Lifted Index: 19.44 C Risk: None Lifted Index @300 mb: 24.20 C Lifted Index @700 mb: 17.97 C Showalter Index: 12.17 C Risk: None Total Totals Index: 21.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: -4.70 C K Index: -36.30 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 77.13 J/kg Max Up Vert Vel: 12.42 m/s Conv Inhibition (B-): 73679.88 J/kg Cap Strength: 20.23 C Lift Cond Lev (LCL): 839.81 mb = 1670.69 m = 5481.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 152 at 13 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 1022 97 110 3 -2.8 1.0 | 343 11 3.2 -10.4 1 1000 268 120 17 -14.7 8.5 | 72 9 -8.7 -2.9 2 925 891 165 23 -6.0 22.2 | 180 11 0.0 10.8 3 850 1574 150 21 -10.5 18.2 | 146 8 -4.5 6.8 4 700 3117 120 17 -14.7 8.5 | 72 9 -8.7 -2.9 5 500 5660 70 13 -12.2 -4.4 | 21 17 -6.2 -15.8 6 400 7260 65 29 -26.3 -12.3 | 41 31 -20.3 -23.6 7 300 9190 75 33 -31.9 -8.5 | 52 33 -25.9 -19.9 8 250 10350 70 35 -32.9 -12.0 | 49 36 -26.9 -23.4 9 200 11710 45 29 -20.5 -20.5 | 24 35 -14.5 -31.9 10 195 11860 60 31 -26.8 -15.5 | 38 34 -20.9 -26.9 11 150 13460 350 13 2.3 -12.8 | 341 26 8.2 -24.2 12 100 15990 235 15 12.3 8.6 | 279 18 18.3 -2.8 13 70 18200 270 25 25.0 -0.0 | 290 33 31.0 -11.4 14 50 20270 260 31 30.5 5.4 | 279 37 36.5 -6.0 15 30 23440 260 42 41.4 7.3 | 275 48 47.3 -4.1 16 20 25980 260 58 57.1 10.1 | 271 63 63.1 -1.3 17 10 30470 265 116 115.6 10.1 | 271 122 121.5 -1.3 Wind Parameters Mean winds (0-6000m): 122.3 at 17.2 knts Storm direction: 152.3 at 12.9 knts Shear (0-3000m) pos: 3.5 neg: 2.5 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 89.4 deg Storm rel helicity (0-3000m) pos: 62.9 neg: -35.2 tot: 27.7 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 84.79 Bulk Shear: 0.91 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 ------------------------------------------------------------------------------- 500 130 16 76 6| 18.3 0.0 18.3| 44.8 0.0 44.8 89.6 0.96| 23.3 22.4 1000 148 19 138 6| 10.6 0.0 10.6| 62.9 -4.3 58.6 58.6 0.85| 17.0 14.4 1500 151 20 148 7| 7.1 1.5 8.6| 62.9 -13.7 49.2 32.8 0.64| 12.8 8.2 2000 149 20 144 7| 5.3 2.1 7.4| 62.9 -21.2 41.7 20.9 0.50| 10.6 5.2 2500 147 20 136 7| 4.2 2.3 6.6| 62.9 -28.2 34.7 13.9 0.38| 9.2 3.5 3000 144 19 127 7| 3.5 2.5 6.0| 62.9 -35.2 27.7 9.2 0.29| 8.2 2.4 4000 137 19 108 7| 2.7 2.5 5.2| 62.9 -48.6 14.3 3.6 0.17| 6.9 1.2 5000 130 18 90 8| 2.1 2.5 4.6| 62.9 -64.6 -1.7 -0.3 0.08| 6.1 0.5 6000 122 17 75 9| 1.8 2.5 4.2| 75.2 -73.6 1.5 0.3 0.08| 5.6 0.4 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20260117.12.gif