UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:0000Z 8 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 215 SFC 940 685 -26.1 -29.5 73 3.4 -26.4 0 0 251.5 251.5 250.7 252.4 0.35 2 925 786 -23.7 -27.9 68 4.2 -24.1 340 11 255.1 255.1 254.0 256.2 0.42 3 916 857 -21.9 -25.9 70 4.0 -22.4 335 11 257.6 257.7 256.3 259.0 0.51 4 881 1145 -18.9 -22.2 75 3.3 -19.4 317 10 263.6 263.7 261.5 265.7 0.73 5 850 1410 -20.1 -23.8 72 3.7 -20.6 300 9 265.1 265.2 262.4 267.0 0.66 6 814 1729 -22.1 -25.6 73 3.5 -22.5 301 10 266.3 266.4 263.2 267.9 0.58 7 808 1784 -21.1 -24.6 73 3.5 -21.6 301 11 267.9 268.0 264.4 269.7 0.64 8 804 1821 -20.5 -24.2 72 3.7 -21.0 301 11 268.9 269.0 265.2 270.8 0.67 9 716 2671 -24.7 -32.7 47 8.0 -25.5 304 14 273.4 273.4 267.6 274.4 0.34 10 700 2835 -25.9 -33.9 47 8.0 -26.7 305 15 273.8 273.9 267.8 274.8 0.31 11 681 3034 -26.7 -34.7 47 8.0 -27.5 305 17 275.1 275.1 268.7 276.0 0.30 12 570 4290 -36.9 -42.9 54 6.0 -37.2 308 31 277.5 277.5 269.9 277.9 0.15 13 517 4961 -38.9 -45.9 48 7.0 -39.2 310 39 282.9 282.9 273.1 283.3 0.12 14 500 5190 -40.1 -48.1 42 8.0 -40.4 310 42 284.1 284.2 273.7 284.5 0.10 15 417 6407 -47.7 -55.7 39 8.0 -47.9 302 50 289.5 289.5 276.5 289.7 0.05 16 402 6648 -50.7 -58.7 38 8.0 -50.8 300 52 288.7 288.7 276.0 288.8 0.03 17 400 6680 -50.7 -58.7 38 8.0 -50.8 300 52 289.1 289.1 276.3 289.2 0.03 18 341 7702 -57.9 -64.9 40 7.0 -58.0 295 56 292.8 292.8 278.1 292.9 0.02 19 300 8510 -57.1 -64.5 39 7.4 -57.2 295 62 304.9 304.9 283.4 305.0 0.02 20 250 9670 -55.9 -63.9 36 8.0 -56.1 295 54 323.0 323.0 289.7 323.1 0.03 21 204 10964 -56.1 -64.1 36 8.0 -56.2 286 50 342.0 342.0 294.8 342.1 0.03 22 200 11090 -55.1 -64.1 32 9.0 -55.3 285 50 345.5 345.5 295.7 345.7 0.03 23 171 12101 -51.1 -61.1 29 10.0 -51.5 285 47 368.0 368.0 300.2 368.2 0.06 24 150 12950 -53.1 -65.1 22 12.0 -53.5 285 44 378.6 378.6 302.1 378.8 0.04 25 100 15550 -55.7 -71.7 12 16.0 -56.1 270 48 420.1 420.1 307.7 420.2 0.02 26 70 17820 -56.5 -74.5 9 18.0 -57.1 275 52 463.5 463.5 312.1 463.6 0.02 27 60 18796 -57.7 -75.7 8 18.0 -58.3 481.7 481.7 313.6 481.8 0.02 TRP 341 7702 -57.9 -64.9 40 7.0 -58.0 295 56 292.8 292.8 278.1 292.9 0.02 WND 300 8510 -57.1 -64.5 39 7.4 -57.2 295 62 304.9 304.9 283.4 305.0 0.02 Sounding variables and indices 1000-500 mb thick: 4975.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 57.01 % Est. max temperature: -8.29 C = 17.08 F Sfc-Lift cond lev (LCL): 887.91 mb = 1087.17 m = 3566.78 ft T: -19.50 C 700-500 lapse rate: 6.03 C/km Conv cond level (CCL): 940.00 mb = 685.00 m = 2247.35 ft Mean mixing ratio: 0.60 g/kg Conv temperature: -23.73 C = -10.72 F Cap Strength: 16.92 C Lifted Index: 17.77 C Risk: None Lifted Index @300 mb: 30.01 C Lifted Index @700 mb: 10.76 C Showalter Index: 14.23 C Risk: None Total Totals Index: 36.30 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 16.30 C K Index: -11.80 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 3.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.98 J/kg Max Up Vert Vel: 9.49 m/s Conv Inhibition (B-): 32234.61 J/kg Cap Strength: 17.28 C Lift Cond Lev (LCL): 839.65 mb = 1500.44 m = 4922.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 21 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 ---------------------------------------------------------- 0 940 685 0 0 -0.0 -0.0 | 157 21 -8.1 18.8 1 925 786 340 11 3.8 -10.3 | 153 10 -4.3 8.5 2 850 1410 300 9 7.8 -4.5 | 179 14 -0.3 14.3 3 700 2835 305 15 12.3 -8.6 | 202 11 4.2 10.2 4 500 5190 310 42 32.2 -27.0 | 289 25 24.1 -8.2 5 400 6680 300 52 45.0 -26.0 | 281 38 37.0 -7.2 6 341 7702 295 56 50.8 -23.7 | 276 43 42.7 -4.8 7 300 8510 295 62 56.2 -26.2 | 279 49 48.1 -7.4 8 250 9670 295 54 48.9 -22.8 | 276 41 40.9 -4.0 9 200 11090 285 50 48.3 -12.9 | 262 41 40.2 5.9 10 150 12950 285 44 42.5 -11.4 | 258 35 34.4 7.5 11 100 15550 270 48 48.0 -0.0 | 245 44 39.9 18.8 12 70 17820 275 52 51.8 -4.5 | 252 46 43.7 14.3 Wind Parameters Mean winds (0-6000m): 306.8 at 27.3 knts Storm direction: 336.8 at 20.5 knts Shear (0-3000m) pos: 2.5 neg: 1.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 58.8 neg: -3.5 tot: 55.3 m^2/s^2 ave: 18.4 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.92 Bulk Shear: 48.64 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 ------------------------------------------------------------------------------- 500 330 9 163 11| 0.0 10.0 10.0| 10.8 -3.5 7.3 14.7 0.19| 16.2 3.0 1000 318 9 172 12| 0.0 5.2 5.2| 17.6 -3.5 14.1 14.1 0.25| 9.8 2.5 1500 312 10 177 12| 0.7 3.5 4.2| 23.6 -3.5 20.1 13.4 0.31| 7.3 2.3 2000 309 11 181 12| 1.1 2.6 3.7| 29.5 -3.5 26.0 13.0 0.36| 6.0 2.2 2500 308 12 186 12| 1.8 2.1 3.9| 42.5 -3.5 39.0 15.6 0.46| 5.8 2.7 3000 308 13 194 11| 2.5 1.7 4.3| 58.8 -3.5 55.3 18.4 0.55| 5.8 3.2 4000 308 18 217 10| 3.4 1.3 4.7| 92.7 -3.5 89.2 22.3 0.59| 5.8 3.4 5000 309 23 244 11| 3.3 1.4 4.7|111.0 -11.9 99.1 19.8 0.51| 5.7 2.9 6000 307 27 260 14| 2.7 1.9 4.6|111.0 -39.6 71.4 11.9 0.39| 5.5 2.2 Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20251208.00.gif