UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:1200Z 9 DEC 25 Station: UIAA WMO ident: 30758 Latitude: 52.02 Longitude: 113.33 Elevation: 685.00 ------------------------------------------------------------------------------- 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 213 SFC 941 685 -18.7 -23.4 66 4.7 -19.4 255 3 258.9 259.0 257.6 260.6 0.62 2 925 799 -18.3 -25.3 54 7.0 -19.3 240 17 260.6 260.7 258.8 262.1 0.53 3 919 848 -18.5 -25.5 54 7.0 -19.4 243 17 260.9 261.0 258.9 262.3 0.52 4 850 1424 -23.7 -28.7 63 5.0 -24.2 285 21 261.3 261.4 259.1 262.5 0.42 5 752 2306 -31.1 -33.8 77 2.7 -31.3 301 29 262.6 262.7 259.8 263.5 0.29 6 729 2525 -32.3 -34.8 78 2.5 -32.5 305 30 263.6 263.7 260.6 264.4 0.27 7 700 2811 -33.5 -36.3 76 2.8 -33.7 310 33 265.4 265.4 261.8 266.1 0.24 8 676 3056 -34.5 -37.9 71 3.4 -34.7 308 35 266.9 267.0 262.9 267.6 0.22 9 584 4075 -36.3 -42.3 54 6.0 -36.6 302 44 276.2 276.3 269.1 276.7 0.16 10 500 5140 -42.3 -50.3 41 8.0 -42.6 295 54 281.5 281.5 272.2 281.7 0.08 11 484 5359 -43.9 -52.9 36 9.0 -44.2 295 55 282.1 282.1 272.5 282.3 0.06 12 405 6539 -50.9 -58.9 38 8.0 -51.0 295 60 287.8 287.8 275.6 287.9 0.03 13 400 6620 -51.1 -59.1 38 8.0 -51.2 295 60 288.6 288.6 276.0 288.7 0.03 14 314 8171 -56.1 -65.1 31 9.0 -56.2 285 71 302.3 302.3 282.3 302.4 0.02 15 300 8460 -55.3 -64.3 32 9.0 -55.4 290 71 307.4 307.4 284.4 307.5 0.02 16 293 8612 -55.3 -64.3 32 9.0 -55.4 290 73 309.5 309.5 285.1 309.6 0.02 17 250 9630 -55.3 -64.3 32 9.0 -55.5 290 58 323.9 323.9 290.0 324.0 0.03 18 200 11050 -55.9 -65.9 28 10.0 -56.1 285 62 344.2 344.2 295.4 344.4 0.03 19 190 11376 -56.5 -67.5 24 11.0 -56.7 284 62 348.4 348.4 296.3 348.5 0.02 20 150 12890 -52.9 -64.9 22 12.0 -53.2 280 64 378.9 378.9 302.1 379.1 0.04 21 121 14280 -49.9 -63.9 18 14.0 -50.5 264 52 408.4 408.4 306.3 408.7 0.06 22 100 15510 -54.3 -69.3 14 15.0 -54.8 250 42 422.8 422.8 308.0 423.0 0.03 23 97 15705 -54.1 -70.1 12 16.0 -54.6 426.9 426.9 308.5 427.1 0.03 TRP 314 8171 -56.1 -65.1 31 9.0 -56.2 285 71 302.3 302.3 282.3 302.4 0.02 WND 293 8612 -55.3 -64.3 32 9.0 -55.4 290 73 309.5 309.5 285.1 309.6 0.02 Sounding variables and indices 1000-500 mb thick: 4927.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 62.02 % Est. max temperature: -15.57 C = 3.98 F Sfc-Lift cond lev (LCL): 870.97 mb = 1243.99 m = 4081.29 ft T: -22.08 C 700-500 lapse rate: 3.78 C/km ThetaE index: 0.00 C Layer 941.0-89129.0 mb Conv cond level (CCL): 792.48 mb = 1928.30 m = 6326.38 ft Mean mixing ratio: 0.48 g/kg Conv temperature: -15.58 C = 3.95 F Cap Strength: 12.20 C Lifted Index: 15.81 C Risk: None Lifted Index @300 mb: 31.98 C Lifted Index @700 mb: 3.42 C Showalter Index: 15.63 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 13.60 C K Index: -12.90 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 4.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.22 J/kg Max Up Vert Vel: 3.23 m/s Conv Inhibition (B-): 23734.57 J/kg Cap Strength: 15.51 C Lift Cond Lev (LCL): 807.58 mb = 1792.47 m = 5880.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 30 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 ---------------------------------------------------------- 0 941 685 255 3 2.9 0.8 | 152 29 -13.7 26.1 1 925 799 240 17 14.7 8.5 | 177 34 -1.9 33.8 2 850 1424 285 21 20.3 -5.4 | 190 20 3.7 19.9 3 700 2811 310 33 25.3 -21.2 | 245 10 8.7 4.1 4 500 5140 295 54 48.9 -22.8 | 266 32 32.3 2.5 5 400 6620 295 60 54.4 -25.4 | 270 38 37.8 -0.0 6 314 8171 285 71 68.6 -18.4 | 262 52 52.0 7.0 7 300 8460 290 71 66.7 -24.3 | 269 50 50.1 1.0 8 293 8612 290 73 68.6 -25.0 | 270 52 52.0 0.4 9 250 9630 290 58 54.5 -19.8 | 262 38 37.9 5.5 10 200 11050 285 62 59.9 -16.0 | 258 44 43.3 9.3 11 150 12890 280 64 63.0 -11.1 | 253 49 46.4 14.2 12 100 15510 250 42 39.5 14.4 | 210 46 22.8 39.7 Wind Parameters Mean winds (0-6000m): 296.7 at 40.4 knts Storm direction: 326.7 at 30.3 knts Shear (0-3000m) pos: 5.2 neg: 1.6 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 110.2 deg Storm rel helicity (0-3000m) pos: 221.1 neg: 0.0 tot: 221.1 m^2/s^2 ave: 73.7 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 6.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.04 Bulk Shear: 125.82 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 ------------------------------------------------------------------------------- 500 253 16 178 30| 17.0 0.0 17.0|147.6 0.0 147.6 295.2 0.82| 22.9 18.9 1000 270 19 185 25| 10.7 0.0 10.7|169.4 0.0 169.4 169.4 0.71| 16.1 11.4 1500 281 21 190 22| 8.7 0.0 8.7|187.9 0.0 187.9 125.3 0.71| 12.8 9.1 2000 289 23 196 18| 7.8 0.0 7.8|204.2 0.0 204.2 102.1 0.72| 11.2 8.1 2500 295 25 203 16| 6.2 0.9 7.1|214.2 0.0 214.2 85.7 0.72| 10.0 7.2 3000 297 27 211 15| 5.2 1.6 6.8|221.1 0.0 221.1 73.7 0.69| 9.2 6.3 4000 298 32 229 15| 3.9 2.5 6.4|227.7 0.0 227.7 56.9 0.59| 8.3 4.9 5000 297 36 242 18| 3.1 2.7 5.8|236.6 -1.2 235.4 47.1 0.55| 7.3 4.0 6000 297 40 250 21| 2.6 2.6 5.2|252.0 -2.7 249.3 41.6 0.54| 6.5 3.5 Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20251209.12.gif