UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 7 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 1003 99 10.4 10.1 98 0.3 10.2 110 3 283.3 284.6 283.2 304.6 7.75 1 1000 124 10.0 9.9 99 0.1 9.9 140 5 283.1 284.5 283.1 304.3 7.67 2 925 769 6.6 6.6 100 0.0 6.6 150 5 286.1 287.2 283.2 304.6 6.62 3 850 1460 3.0 2.4 96 0.6 2.7 175 5 289.3 290.2 283.2 304.6 5.35 4 776 2193 -0.7 -0.7 100 0.0 -0.7 259 4 292.9 293.8 284.0 306.6 4.68 5 700 3009 -5.9 -6.4 96 0.5 -6.1 355 3 296.0 296.6 283.8 306.1 3.38 6 562 4692 -17.1 -19.8 79 2.7 -17.8 5 10 301.9 302.2 284.0 306.4 1.41 7 500 5560 -22.1 -33.1 36 11.0 -23.8 10 13 306.1 306.2 284.4 307.7 0.47 8 480 5859 -24.7 -35.7 35 11.0 -26.2 11 13 306.5 306.6 284.5 307.8 0.38 9 439 6503 -29.7 -43.7 24 14.0 -30.9 13 13 308.1 308.1 284.8 308.7 0.18 10 400 7160 -34.5 -42.5 44 8.0 -35.1 15 13 310.2 310.2 285.7 311.0 0.23 11 328 8519 -44.3 -53.3 36 9.0 -44.6 314.8 314.8 287.1 315.1 0.08 TRP WND Sounding variables and indices 1000-500 mb thick: 5436.00 m Freezing level: 790.00 mb = 2054.36 m = 6739.94 ft Wetbulb zero: 790.88 mb = 2040.18 m = 6693.42 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 88.25 % Est. max temperature: 16.25 C = 61.25 F Sfc-Lift cond lev (LCL): 998.52 mb = 136.29 m = 447.14 ft T: 9.94 C 700-500 lapse rate: 6.35 C/km ThetaE index: 0.53 C Layer 700.0- 562.0 mb Conv cond level (CCL): 950.78 mb = 541.57 m = 1776.77 ft Mean mixing ratio: 6.99 g/kg Conv temperature: 12.13 C = 53.84 F Cap Strength: 1.92 C Lifted Index: 3.84 C Risk: None Lifted Index @700 mb: 1.05 C Showalter Index: 3.72 C Risk: None Total Totals Index: 49.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 24.50 C K Index: 27.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 63.80 Risk: None Energy Index: 0.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.76 J/kg Max Up Vert Vel: 5.43 m/s Conv Inhibition (B-): 851.97 J/kg Cap Strength: 3.77 C Lift Cond Lev (LCL): 951.29 mb = 537.11 m = 1762.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 48 at 5 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 1003 99 110 3 -2.8 1.0 | 193 5 1.0 4.4 1 1000 124 140 5 -3.2 3.8 | 185 7 0.6 7.2 2 925 769 150 5 -2.5 4.3 | 190 8 1.3 7.7 3 850 1460 175 5 -0.4 5.0 | 202 9 3.4 8.4 4 700 3009 355 3 0.3 -3.0 | 265 4 4.1 0.4 5 500 5560 10 13 -2.3 -12.8 | 351 10 1.6 -9.4 6 400 7160 15 13 -3.4 -12.6 | 357 9 0.4 -9.2 Wind Parameters Mean winds (0-6000m): 18.5 at 6.8 knts Storm direction: 48.5 at 5.1 knts Shear (0-3000m) pos: 0.9 neg: 0.0 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 76.8 deg Storm rel helicity (0-3000m) pos: 27.8 neg: -1.2 tot: 26.6 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.02 Bulk Shear: 14.40 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 ------------------------------------------------------------------------------- 500 143 5 187 7| 3.3 0.0 3.3| 0.8 -1.1 -0.3 -0.7 -0.11| 3.5 -0.4 1000 148 5 189 8| 2.0 0.0 2.0| 2.9 -1.1 1.8 1.8 0.14| 2.4 0.3 1500 156 5 193 8| 1.8 0.0 1.8| 8.5 -1.1 7.4 4.9 0.41| 2.5 1.0 2000 167 5 198 9| 1.7 0.0 1.7| 19.8 -1.1 18.7 9.3 0.63| 3.0 1.9 2500 168 5 200 8| 1.3 0.0 1.3| 26.4 -1.1 25.3 10.1 0.67| 3.2 2.2 3000 157 4 196 8| 0.9 0.0 0.9| 27.8 -1.2 26.6 8.9 0.61| 3.2 2.0 4000 124 5 180 6| 1.1 0.0 1.1| 32.2 -1.2 31.0 7.7 0.67| 2.9 2.0 5000 29 6 323 2| 1.3 0.0 1.3| 37.3 -1.2 36.1 7.2 0.67| 2.8 1.9 6000 18 7 332 3| 1.2 0.0 1.2| 41.0 -1.2 39.8 6.6 0.68| 2.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20251007.00.gif