UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for U9862... Searching the city database file for: U9862 ... Date:1200Z 18 APR 25 Station: U9862 WMO ident: 29862 Latitude: 53.77 Longitude: 91.32 ------------------------------------------------------------------------------- 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 81 SFC 979 254 6.0 -13.0 24 19.0 -0.2 225 17 280.8 281.1 274.0 285.0 1.43 2 944 550 2.0 -16.0 25 18.0 -3.2 283 13 279.7 279.9 272.9 283.1 1.16 3 925 713 0.4 -16.6 27 17.0 -4.4 315 11 279.7 279.9 272.9 283.0 1.13 4 850 1384 -5.7 -18.7 35 13.0 -8.9 310 9 280.2 280.3 273.0 283.2 1.03 5 736 2489 -16.3 -22.3 60 6.0 -17.4 332 6 280.4 280.5 272.9 283.0 0.87 6 700 2864 -19.1 -23.9 66 4.8 -20.0 340 5 281.3 281.5 273.3 283.7 0.79 7 649 3423 -22.5 -26.1 72 3.6 -23.1 315 16 283.6 283.8 274.5 285.8 0.70 8 579 4252 -27.9 -34.9 51 7.0 -28.6 278 34 286.7 286.8 275.5 287.8 0.34 9 540 4753 -28.1 -40.1 31 12.0 -29.2 255 44 292.3 292.3 278.2 293.0 0.22 10 504 5244 -32.1 -41.1 40 9.0 -32.8 233 55 293.2 293.3 278.6 293.9 0.21 11 500 5300 -32.5 -41.5 40 9.0 -33.2 230 56 293.4 293.4 278.7 294.1 0.20 12 425 6435 -38.1 -45.1 48 7.0 -38.5 219 83 300.2 300.3 281.7 300.8 0.16 13 400 6850 -41.5 -48.5 47 7.0 -41.8 215 93 301.1 301.1 282.0 301.5 0.12 14 386 7090 -43.3 -49.3 52 6.0 -43.6 215 96 301.8 301.8 282.3 302.2 0.11 15 373 7319 -45.0 -51.3 50 6.2 -45.3 215 99 302.5 302.5 282.5 302.8 0.09 16 332 8086 -50.9 -57.9 43 7.0 -51.1 218 88 304.6 304.7 283.3 304.8 0.05 17 308 8571 -53.3 -60.3 42 7.0 -53.4 220 81 307.9 307.9 284.6 308.0 0.04 18 300 8740 -52.7 -59.7 42 7.0 -52.8 220 77 311.1 311.1 285.8 311.2 0.04 19 250 9930 -50.5 -59.5 34 9.0 -50.7 235 52 331.0 331.0 292.0 331.2 0.05 20 209 11109 -47.1 -61.1 19 14.0 -47.6 235 50 353.7 353.7 297.5 353.9 0.05 21 200 11400 -47.7 -62.7 16 15.0 -48.2 235 50 357.2 357.2 298.2 357.4 0.04 22 152 13216 -46.7 -66.7 8 20.0 -47.5 388.1 388.1 303.5 388.3 0.03 TRP 308 8571 -53.3 -60.3 42 7.0 -53.4 220 81 307.9 307.9 284.6 308.0 0.04 WND 373 7319 -45.0 -51.3 50 6.2 -45.3 215 99 302.5 302.5 282.5 302.8 0.09 Sounding variables and indices 1000-500 mb thick: 5219.00 m Freezing level: 920.08 mb = 757.00 m = 2483.57 ft Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 47.51 % Est. max temperature: 5.40 C = 41.72 F Sfc-Lift cond lev (LCL): 728.87 mb = 2561.81 m = 8404.79 ft T: -16.84 C 700-500 lapse rate: 5.50 C/km ThetaE index: 2.00 C Layer 944.0- 850.0 mb Conv cond level (CCL): 693.23 mb = 2935.86 m = 9631.98 ft Mean mixing ratio: 1.17 g/kg Conv temperature: 6.78 C = 44.20 F Cap Strength: 8.63 C Lifted Index: 8.73 C Risk: None Lifted Index @300 mb: 19.58 C Lifted Index @700 mb: 1.04 C Showalter Index: 8.91 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 26.80 C Cross Totals Index: 13.80 C K Index: 3.30 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 2.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.33 J/kg Max Up Vert Vel: 2.16 m/s Conv Inhibition (B-): 9759.09 J/kg Cap Strength: 8.73 C Lift Cond Lev (LCL): 710.34 mb = 2754.39 m = 9036.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 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 ---------------------------------------------------------- 0 979 254 225 17 12.0 12.0 | 142 14 -8.6 11.1 1 925 713 315 11 7.8 -7.8 | 56 16 -12.8 -8.7 2 850 1384 310 9 6.9 -5.8 | 64 15 -13.7 -6.7 3 700 2864 340 5 1.7 -4.7 | 73 20 -18.9 -5.7 4 500 5300 230 56 42.9 36.0 | 212 42 22.3 35.0 5 400 6850 215 93 53.3 76.2 | 204 82 32.7 75.2 6 373 7319 215 99 56.8 81.1 | 204 88 36.2 80.1 7 308 8571 220 81 52.1 62.0 | 207 69 31.4 61.1 8 300 8740 220 77 49.5 59.0 | 206 65 28.9 58.0 9 250 9930 235 52 42.6 29.8 | 217 36 22.0 28.9 10 200 11400 235 50 41.0 28.7 | 216 34 20.3 27.7 Wind Parameters Mean winds (0-6000m): 237.3 at 27.5 knts Storm direction: 267.3 at 20.6 knts Shear (0-3000m) pos: 3.5 neg: 1.2 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -94.3 deg Storm rel helicity (0-3000m) pos: 23.1 neg: -66.2 tot: -43.0 m^2/s^2 ave: -14.3 10^-3 m/s^2 rel: -0.40 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 34.46 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 ------------------------------------------------------------------------------- 500 262 14 97 7| 20.7 0.0 20.7| 0.8 -26.3 -25.5 -51.1 -0.54| 23.6-12.7 1000 288 12 63 10| 10.4 0.8 11.2| 7.4 -26.3 -19.0 -19.0 -0.44| 12.6 -5.5 1500 296 11 62 12| 7.0 0.6 7.5| 11.3 -26.3 -15.0 -10.0 -0.37| 9.1 -3.4 2000 302 10 63 14| 5.3 0.4 5.7| 15.8 -26.3 -10.5 -5.2 -0.31| 7.3 -2.3 2500 305 9 65 15| 4.3 0.3 4.6| 21.8 -26.3 -4.5 -1.8 -0.25| 6.2 -1.6 3000 309 9 64 15| 3.5 1.2 4.7| 23.1 -66.2 -43.0 -14.3 -0.40| 6.7 -2.7 4000 294 13 56 11| 2.7 4.0 6.7| 23.1-162.9-139.8 -34.9 -0.64| 8.6 -5.5 5000 251 19 157 6| 2.1 5.9 8.0| 23.1-378.5-355.4 -71.1 -0.69| 11.1 -7.7 6000 237 28 190 14| 1.8 7.0 8.8| 23.1-464.9-441.8 -73.6 -0.60| 11.6 -6.9 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20250418.12.gif