UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for X0054... Searching the city database file for: X0054 ... Date:0000Z 11 DEC 25 Station: X0054 WMO ident: 30054 Latitude: 59.45 Longitude: 112.58 ------------------------------------------------------------------------------- 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 182 200 3 SFC 999 189 -22.1 -26.1 70 4.0 -22.5 200 3 251.1 251.2 250.7 252.4 0.45 2 925 753 -23.7 -28.2 66 4.5 -24.2 230 27 255.1 255.1 254.0 256.2 0.40 3 874 1165 -26.5 -30.6 68 4.1 -26.9 243 23 256.3 256.4 254.9 257.3 0.34 4 850 1367 -26.1 -30.0 70 3.9 -26.5 250 21 258.8 258.9 257.0 259.9 0.37 5 769 2091 -26.5 -29.6 75 3.1 -26.8 265 28 265.9 266.0 262.6 267.1 0.43 6 700 2766 -28.9 -32.0 75 3.1 -29.2 280 35 270.5 270.5 265.7 271.6 0.37 7 664 3143 -30.5 -33.7 73 3.2 -30.8 283 37 272.8 272.9 267.3 273.8 0.33 8 508 5003 -41.7 -44.6 73 2.9 -41.8 299 49 280.9 280.9 271.9 281.4 0.14 9 500 5110 -42.3 -45.1 74 2.8 -42.4 300 50 281.5 281.5 272.3 281.9 0.14 10 450 5816 -44.3 -47.4 71 3.1 -44.4 305 58 287.6 287.6 275.6 288.0 0.12 11 431 6102 -47.7 -50.7 71 3.0 -47.8 307 61 286.8 286.8 275.2 287.1 0.08 12 400 6590 -50.5 -53.7 69 3.2 -50.6 310 66 289.4 289.4 276.5 289.6 0.06 13 345 7544 -54.6 -57.9 67 3.3 -54.6 315 73 296.3 296.3 279.7 296.4 0.04 14 300 8430 -58.5 -61.9 65 3.4 -58.5 302.9 302.9 282.6 303.0 0.03 15 250 9560 -62.5 -65.8 64 3.3 -62.6 313.1 313.2 286.5 313.2 0.02 16 218 10399 -65.3 -68.8 62 3.5 -65.3 321.3 321.3 289.2 321.4 0.02 TRP WND 345 7544 -54.6 -57.9 67 3.3 -54.6 315 73 296.3 296.3 279.7 296.4 0.04 Sounding variables and indices 1000-500 mb thick: 4928.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 72.23 % Est. max temperature: -14.34 C = 6.19 F Sfc-Lift cond lev (LCL): 934.83 mb = 675.59 m = 2216.47 ft T: -23.48 C 700-500 lapse rate: 5.72 C/km Conv cond level (CCL): 646.18 mb = 3331.58 m = 10930.25 ft Mean mixing ratio: 0.42 g/kg Conv temperature: 0.41 C = 32.74 F Cap Strength: 21.50 C Lifted Index: 21.84 C Risk: None Lifted Index @300 mb: 34.00 C Lifted Index @700 mb: 14.41 C Showalter Index: 17.80 C Risk: None Total Totals Index: 28.50 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 12.30 C K Index: -16.90 Risk: None Sweat Index: 212.76 Risk: None Energy Index: 4.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.02 J/kg Max Up Vert Vel: 5.29 m/s Conv Inhibition (B-): 9771.46 J/kg Cap Strength: 21.74 C Lift Cond Lev (LCL): 882.60 mb = 1094.24 m = 3589.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 28 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 ---------------------------------------------------------- 0 999 189 200 3 1.0 2.8 | 142 29 -18.3 23.1 1 925 753 230 27 20.7 17.4 | 182 38 1.3 37.6 2 850 1367 250 21 19.7 7.2 | 181 27 0.4 27.4 3 700 2766 280 35 34.5 -6.1 | 227 21 15.1 14.2 4 500 5110 300 50 43.3 -25.0 | 281 24 23.9 -4.8 5 400 6590 310 66 50.6 -42.4 | 305 38 31.2 -22.2 Wind Parameters Mean winds (0-6000m): 286.3 at 37.3 knts Storm direction: 316.3 at 28.0 knts Shear (0-3000m) pos: 6.4 neg: 0.0 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 95.2 deg Storm rel helicity (0-3000m) pos: 358.8 neg: -5.1 tot: 353.7 m^2/s^2 ave: 117.9 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 7.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.10 Bulk Shear: 140.67 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 ------------------------------------------------------------------------------- 500 227 14 162 31| 22.3 0.0 22.3|186.8 0.0 186.8 373.5 0.94| 23.0 21.6 1000 232 19 173 32| 10.6 0.0 10.6|219.6 -2.1 217.4 217.4 0.75| 16.6 12.4 1500 239 20 176 31| 7.8 0.0 7.8|245.9 -5.1 240.8 160.5 0.70| 13.4 9.4 2000 246 22 181 29| 7.3 0.0 7.3|289.5 -5.1 284.4 142.2 0.74| 11.9 8.8 2500 255 24 188 27| 6.9 0.0 6.9|332.7 -5.1 327.6 131.0 0.77| 11.1 8.5 3000 261 26 194 25| 6.4 0.0 6.4|358.8 -5.1 353.7 117.9 0.79| 10.1 7.9 4000 271 30 207 22| 5.7 0.0 5.7|407.7 -5.1 402.6 100.6 0.81| 8.7 7.1 5000 280 33 223 20| 5.3 0.0 5.3|463.1 -5.1 457.9 91.6 0.83| 8.0 6.6 6000 286 37 239 19| 5.4 0.0 5.4|531.2 -5.1 526.1 87.7 0.81| 7.7 6.2 Wrote GIF file: /home/apache/climate/data/raob//X0054/skewt/X0054.skewt.20251211.00.gif