UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102300.upa.cvt Date: 0000Z 23 OCT 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 23 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 ------------------------------------------------------------------------------- 0 1000 30 120 3 SFC 992 97 9.8 9.2 96 0.6 9.5 120 3 283.6 284.9 283.0 304.0 7.37 2 982 181 9.4 8.5 94 0.9 8.9 135 5 284.0 285.2 282.8 303.7 7.10 3 956 405 12.2 7.2 71 5.0 9.5 176 10 289.0 290.2 284.5 307.9 6.67 4 940 547 11.8 8.3 79 3.5 9.8 201 14 290.0 291.3 285.6 310.8 7.32 5 925 681 10.6 8.1 85 2.5 9.2 225 17 290.1 291.4 285.7 311.0 7.34 6 869 1198 6.6 6.5 99 0.1 6.5 199 23 291.2 292.5 285.8 311.2 7.00 7 850 1380 5.6 5.4 99 0.2 5.5 190 25 292.0 293.2 285.7 311.0 6.63 8 843 1448 5.4 5.4 100 0.0 5.4 191 25 292.5 293.7 285.9 311.7 6.68 9 700 2946 -2.5 -2.5 100 0.0 -2.5 225 23 299.7 300.5 286.5 313.4 4.55 10 650 3531 -4.9 -5.5 96 0.6 -5.1 228 24 303.4 304.1 287.2 315.4 3.90 11 526 5160 -15.7 -16.5 94 0.8 -15.9 238 26 309.4 309.8 287.3 315.8 2.00 12 516 5304 -16.5 -16.6 99 0.1 -16.5 239 27 310.1 310.5 287.6 316.7 2.02 13 500 5540 -18.3 -21.2 78 2.9 -19.0 240 27 310.7 311.0 287.2 315.4 1.41 14 497 5585 -18.7 -22.3 73 3.6 -19.6 310.8 311.0 287.1 315.0 1.29 TRP WND Sounding variables and indices 1000-500 mb thick: 5510.00 m Freezing level: 745.25 mb = 2471.84 m = 8109.61 ft Wetbulb zero: 745.19 mb = 2441.73 m = 8010.83 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 94.88 % Est. max temperature: 18.72 C = 65.69 F Sfc-Lift cond lev (LCL): 983.09 mb = 171.87 m = 563.87 ft T: 9.44 C 700-500 lapse rate: 6.09 C/km ThetaE index: 0.27 C Layer 982.0- 956.0 mb Conv cond level (CCL): 871.73 mb = 1172.44 m = 3846.53 ft Mean mixing ratio: 7.12 g/kg Conv temperature: 17.34 C = 63.21 F Cap Strength: 4.75 C Lifted Index: 4.82 C Risk: None Lifted Index @700 mb: 2.23 C Showalter Index: 3.36 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.70 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 262.56 Risk: None Energy Index: 0.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.19 J/kg Max Up Vert Vel: 7.77 m/s Conv Inhibition (B-): 493.35 J/kg Cap Strength: 4.79 C Lift Cond Lev (LCL): 904.87 mb = 863.35 m = 2832.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 at 17 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 ---------------------------------------------------------- 0 992 97 120 3 -2.6 1.5 | 78 19 -18.7 -3.9 1 925 681 225 17 12.0 12.0 | 148 8 -4.1 6.6 2 850 1380 190 25 4.3 24.6 | 148 23 -11.8 19.2 3 700 2946 225 23 16.3 16.3 | 181 11 0.1 10.8 4 500 5540 240 27 23.4 13.5 | 222 11 7.3 8.1 Wind Parameters Mean winds (0-6000m): 221.4 at 22.7 knts Storm direction: 251.4 at 17.0 knts Shear (0-3000m) pos: 3.6 neg: 1.9 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 122.3 neg: -9.1 tot: 113.2 m^2/s^2 ave: 37.7 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 4.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.19 Bulk Shear: 25.45 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 ------------------------------------------------------------------------------- 500 214 9 100 11| 15.7 0.0 15.7| 71.7 0.0 71.7 143.4 0.84| 19.3 16.2 1000 214 14 126 10| 7.9 3.6 11.5| 81.4 -0.8 80.6 80.6 0.62| 16.2 10.0 1500 204 17 138 14| 5.2 3.8 9.0| 88.7 -9.1 79.6 53.1 0.48| 13.7 6.6 2000 203 19 144 15| 4.4 2.8 7.2|103.7 -9.1 94.6 47.3 0.49| 11.5 5.7 2500 205 20 149 15| 3.9 2.3 6.2|115.0 -9.1 105.9 42.4 0.50| 10.2 5.1 3000 208 21 153 14| 3.6 1.9 5.4|122.3 -9.1 113.2 37.7 0.51| 9.1 4.7 4000 214 21 161 13| 3.0 1.4 4.4|130.3 -9.1 121.2 30.3 0.54| 7.2 3.9 5000 219 22 170 12| 2.7 1.1 3.8|138.6 -9.1 129.6 25.9 0.56| 6.1 3.4 6000 NO DATA | 2.7 1.1 3.8| | Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251023.00.gif