UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 21 OCT 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 1002 92 -1.1 -2.2 92 1.1 -1.5 60 1 271.9 272.4 271.5 280.7 3.24 1 1000 108 0.2 -2.0 85 2.2 -0.7 130 5 273.4 273.9 272.5 282.3 3.30 2 999 116 1.8 -1.5 79 3.3 0.5 131 5 275.0 275.6 273.7 284.4 3.42 3 986 222 4.0 -2.0 65 6.0 1.5 138 9 278.3 278.8 275.4 287.6 3.34 4 959 449 6.8 -0.2 61 7.0 3.7 154 17 283.3 284.0 278.8 294.4 3.93 5 935 657 6.0 -4.0 49 10.0 1.8 169 24 284.6 285.1 278.3 293.3 3.04 6 928 719 5.6 -1.4 61 7.0 2.5 173 26 284.8 285.4 279.3 295.3 3.71 7 925 745 5.8 -3.2 52 9.0 2.0 175 27 285.2 285.8 278.9 294.6 3.26 8 901 960 6.4 -18.6 15 25.0 -1.2 178 24 288.0 288.2 277.2 291.0 0.98 9 868 1266 5.8 -14.2 22 20.0 -1.0 183 19 290.5 290.7 279.0 294.9 1.47 10 852 1418 5.0 -12.0 28 17.0 -1.1 185 17 291.2 291.5 279.8 296.6 1.79 11 850 1437 4.8 -12.2 28 17.0 -1.2 185 17 291.2 291.5 279.8 296.5 1.76 12 754 2406 0.8 -22.2 16 23.0 -5.7 182 10 297.0 297.1 281.2 299.7 0.85 13 700 2998 -3.1 -25.1 16 22.0 -8.7 180 5 299.1 299.2 281.9 301.4 0.71 14 534 5084 -16.1 -41.1 10 25.0 -19.6 92 8 307.6 307.6 284.7 308.3 0.20 15 526 5198 -14.9 -46.9 5 32.0 -18.9 87 8 310.3 310.4 285.6 310.7 0.11 16 500 5580 -16.5 -44.5 7 28.0 -20.2 70 9 312.9 312.9 286.5 313.5 0.15 17 495 5656 -16.9 -44.9 7 28.0 -20.5 69 9 313.3 313.4 286.7 313.9 0.14 18 400 7220 -29.1 -49.1 13 20.0 -30.7 40 15 317.2 317.2 287.9 317.6 0.11 19 364 7887 -34.1 -55.1 10 21.0 -35.3 319.2 319.2 288.5 319.4 0.06 TRP WND Sounding variables and indices 1000-500 mb thick: 5472.00 m Freezing level: Surface below freezing Freezing level: 1000.31 mb = 105.54 m = 346.27 ft Freezing level: 742.92 mb = 2527.32 m = 8291.62 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 21.30 % Est. max temperature: 18.20 C = 64.77 F Sfc-Lift cond lev (LCL): 984.74 mb = 232.58 m = 763.05 ft T: 4.13 C 700-500 lapse rate: 5.19 C/km ThetaE index: 4.33 C Layer 925.0- 868.0 mb Conv cond level (CCL): 622.51 mb = 3902.29 m = 12802.64 ft Mean mixing ratio: 3.18 g/kg Conv temperature: 29.82 C = 85.68 F Cap Strength: 16.96 C Lifted Index: 18.52 C Risk: None Lifted Index @700 mb: 11.47 C Showalter Index: 14.95 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 4.30 C K Index: -12.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.00 J/kg Max Up Vert Vel: 9.49 m/s Conv Inhibition (B-): 3730.73 J/kg Cap Strength: 18.33 C Lift Cond Lev (LCL): 832.58 mb = 1604.39 m = 5263.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 188 at 8 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 1002 92 60 1 -0.9 -0.5 | 13 9 -2.0 -8.6 1 1000 108 130 5 -3.8 3.2 | 45 7 -4.9 -4.9 2 925 745 175 27 -2.4 26.9 | 170 19 -3.4 18.8 3 850 1437 185 17 1.5 16.9 | 183 9 0.4 8.9 4 700 2998 180 5 0.0 5.0 | 20 3 -1.1 -3.1 5 500 5580 70 9 -8.5 -3.1 | 41 15 -9.5 -11.1 6 400 7220 40 15 -9.6 -11.5 | 29 22 -10.7 -19.6 Wind Parameters Mean winds (0-6000m): 157.7 at 10.9 knts Storm direction: 187.7 at 8.1 knts Shear (0-3000m) pos: 2.8 neg: 1.8 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 13.4 deg Storm rel helicity (0-3000m) pos: 84.0 neg: -3.2 tot: 80.9 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 72.69 Bulk Shear: 0.62 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 ------------------------------------------------------------------------------- 500 158 13 123 7| 22.6 0.0 22.6| 49.1 0.0 49.1 98.1 0.90| 24.6 22.2 1000 172 19 161 11| 11.6 0.0 11.6| 79.7 0.0 79.7 79.7 0.81| 18.2 14.7 1500 176 19 166 11| 5.6 0.0 5.6| 83.7 -0.3 83.4 55.6 0.71| 14.4 10.2 2000 177 18 168 10| 4.2 1.0 5.2| 83.7 -1.5 82.3 41.1 0.63| 11.8 7.4 2500 178 16 168 8| 3.4 1.6 5.0| 83.7 -2.4 81.3 32.5 0.54| 10.2 5.5 3000 178 14 167 6| 2.8 1.8 4.7| 84.0 -3.2 80.9 27.0 0.48| 9.1 4.4 4000 176 12 154 5| 2.1 1.6 3.7| 86.6 -3.2 83.4 20.9 0.48| 7.4 3.6 5000 168 11 131 4| 1.7 1.9 3.6| 86.6 -8.2 78.3 15.7 0.41| 6.5 2.7 6000 158 11 111 6| 1.4 2.0 3.4| 86.6 -18.6 68.0 11.3 0.33| 5.9 2.0 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251021.00.gif