UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 26 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 63 360 11 SFC 992 127 4.2 -12.8 28 17.0 -1.2 360 11 278.0 278.2 272.4 282.1 1.44 2 987 167 2.0 -14.0 29 16.0 -2.7 360 11 276.2 276.4 271.1 279.9 1.31 3 700 2833 -10.5 -18.5 52 8.0 -12.6 335 17 290.9 291.1 279.0 294.7 1.27 4 641 3499 -13.5 -19.5 61 6.0 -15.0 331 16 294.9 295.1 280.8 298.8 1.27 5 587 4154 -18.3 -21.6 75 3.3 -19.0 327 16 296.8 297.0 281.5 300.4 1.16 6 583 4205 -18.3 -21.6 75 3.3 -19.0 327 16 297.4 297.6 281.8 301.1 1.17 7 544 4715 -19.9 -24.7 66 4.8 -20.9 324 16 301.4 301.6 283.2 304.5 0.95 8 500 5330 -23.5 -28.5 63 5.0 -24.4 320 15 304.4 304.5 284.1 306.8 0.73 9 456 5999 -27.7 -33.7 57 6.0 -28.5 277 10 307.3 307.3 284.9 308.9 0.49 10 400 6930 -34.3 -40.3 55 6.0 -34.8 215 3 310.4 310.5 285.8 311.4 0.28 11 349 7869 -42.1 -48.1 52 6.0 -42.4 312.2 312.2 286.3 312.7 0.14 TRP WND Sounding variables and indices 1000-500 mb thick: 5267.00 m Freezing level: 941.08 mb = 593.81 m = 1948.19 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 52.33 % Est. max temperature: 9.15 C = 48.47 F Sfc-Lift cond lev (LCL): 761.17 mb = 2183.07 m = 7162.21 ft T: -7.45 C 700-500 lapse rate: 5.21 C/km ThetaE index: 2.19 C Layer 987.0- 700.0 mb Conv cond level (CCL): 523.72 mb = 4991.92 m = 16377.51 ft Mean mixing ratio: 1.31 g/kg Conv temperature: 28.92 C = 84.05 F Cap Strength: 17.05 C Lifted Index: 18.78 C Risk: None Lifted Index @700 mb: 10.63 C Showalter Index: 15.45 C Risk: None Total Totals Index: 27.61 C Risk: None Vertical Totals Index: 20.06 C Cross Totals Index: 7.54 C K Index: -3.89 Risk: None Sweat Index: 42.32 Risk: None Energy Index: 4.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.69 J/kg Max Up Vert Vel: 1.84 m/s Conv Inhibition (B-): 3945.92 J/kg Cap Strength: 18.63 C Lift Cond Lev (LCL): 744.01 mb = 2359.93 m = 7742.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 11 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 ---------------------------------------------------------- 0 992 127 360 11 -0.0 -11.0 | 278 0 0.5 -0.1 1 700 2833 335 17 7.2 -15.4 | 300 9 7.7 -4.5 2 500 5330 320 15 9.6 -11.5 | 273 10 10.1 -0.6 3 400 6930 215 3 1.7 2.5 | 189 14 2.2 13.4 Wind Parameters Mean winds (0-6000m): 332.5 at 14.6 knts Storm direction: 2.5 at 10.9 knts Shear (0-3000m) pos: 0.0 neg: 1.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 18.3 deg Storm rel helicity (0-3000m) pos: 0.1 neg: -3.1 tot: -3.0 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 1.6 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 4.68 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 ------------------------------------------------------------------------------- 500 354 11 274 2| 0.0 1.5 1.5| 0.1 0.0 0.1 0.2 0.30| 1.5 0.4 1000 353 12 290 2| 0.0 1.5 1.5| 0.1 -0.0 0.1 0.1 0.16| 1.5 0.2 1500 351 12 298 3| 0.0 1.5 1.5| 0.1 -0.2 -0.0 -0.0 0.07| 1.6 0.1 2000 348 13 301 4| 0.0 1.6 1.6| 0.1 -0.6 -0.4 -0.2 0.01| 1.6 0.0 2500 346 14 302 5| 0.0 1.6 1.6| 0.1 -1.3 -1.2 -0.5 -0.04| 1.6 -0.1 3000 344 14 301 5| 0.0 1.5 1.5| 0.1 -3.1 -3.0 -1.0 -0.12| 1.6 -0.2 4000 340 15 298 6| 0.0 1.2 1.2| 0.1 -7.6 -7.4 -1.9 -0.26| 1.4 -0.4 5000 337 15 294 7| 0.0 1.0 1.0| 0.1 -12.0 -11.9 -2.4 -0.36| 1.3 -0.5 6000 332 15 286 7| 0.0 1.2 1.2| 0.1 -51.7 -51.5 -8.6 -0.64| 2.2 -1.4 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250426.12.gif