UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U9862... Searching the city database file for: U9862 ... Date:1200Z 4 DEC 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 114 SFC 982 258 -0.9 -6.9 64 6.0 -3.0 180 9 273.7 274.1 271.2 280.1 2.32 2 952 505 -1.1 -7.1 64 6.0 -3.2 229 15 275.9 276.3 272.6 282.5 2.35 3 850 1388 -11.5 -17.5 61 6.0 -12.9 270 35 274.1 274.3 269.5 277.4 1.14 4 700 2864 -15.9 -20.9 65 5.0 -17.0 275 33 284.9 285.1 275.6 288.0 1.03 5 650 3419 -17.5 -22.5 65 5.0 -18.5 273 34 289.2 289.3 277.7 292.1 0.97 6 548 4667 -27.9 -32.0 68 4.1 -28.4 268 37 291.3 291.4 278.0 292.8 0.48 7 500 5320 -30.7 -34.0 73 3.3 -31.0 265 38 295.6 295.7 280.0 297.0 0.43 8 496 5377 -31.1 -34.4 73 3.3 -31.4 265 38 295.8 295.9 280.1 297.2 0.42 9 400 6870 -43.3 -47.0 67 3.7 -43.5 260 42 298.7 298.7 281.0 299.2 0.14 10 330 8134 -54.5 -58.4 62 3.9 -54.6 270 42 300.2 300.2 281.5 300.4 0.04 11 300 8740 -58.1 -62.0 61 3.9 -58.2 275 42 303.4 303.5 282.8 303.6 0.03 12 280 9172 -59.9 -63.8 60 3.9 -59.9 275 46 306.9 306.9 284.2 307.0 0.03 13 250 9880 -58.7 -62.7 60 4.0 -58.7 270 50 318.8 318.8 288.4 318.9 0.03 14 233 10325 -56.1 -59.9 62 3.8 -56.2 273 47 329.2 329.2 291.6 329.4 0.05 15 200 11290 -58.7 -62.8 59 4.1 -58.7 280 40 339.8 339.8 294.3 340.0 0.04 16 150 13090 -60.3 -64.6 57 4.3 -60.4 280 54 366.2 366.2 299.9 366.4 0.04 17 148 13173 -60.5 -64.7 58 4.2 -60.6 279 55 367.3 367.3 300.1 367.5 0.04 18 135 13745 -59.0 -63.5 56 4.5 -59.1 270 60 379.7 379.7 302.2 380.0 0.06 19 119 14537 -56.9 -61.8 54 4.9 -57.1 274 50 397.5 397.5 304.9 397.9 0.08 20 100 15630 -58.7 -63.7 52 5.0 -58.9 280 36 414.3 414.3 307.1 414.7 0.07 21 77 17256 -65.1 -71.1 43 6.0 -65.2 276 43 433.1 433.2 309.2 433.3 0.03 22 70 17840 -64.9 -70.9 43 6.0 -65.0 275 46 445.5 445.6 310.4 445.8 0.04 23 50 19880 -65.1 -71.1 43 6.0 -65.3 280 48 490.1 490.1 314.2 490.4 0.05 24 43 20799 -65.3 -71.3 43 6.0 -65.5 511.2 511.2 315.8 511.6 0.06 TRP 280 9172 -59.9 -63.8 60 3.9 -59.9 275 46 306.9 306.9 284.2 307.0 0.03 WND 135 13745 -59.0 -63.5 56 4.5 -59.1 270 60 379.7 379.7 302.2 380.0 0.06 Sounding variables and indices 1000-500 mb thick: 5206.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 65.10 % Est. max temperature: 0.69 C = 33.25 F Sfc-Lift cond lev (LCL): 893.77 mb = 996.74 m = 3270.12 ft T: -6.89 C 700-500 lapse rate: 6.03 C/km ThetaE index: 5.11 C Layer 850.0- 700.0 mb Conv cond level (CCL): 861.26 mb = 1285.49 m = 4217.43 ft Mean mixing ratio: 2.03 g/kg Conv temperature: -0.24 C = 31.56 F Cap Strength: 9.52 C Lifted Index: 12.55 C Risk: None Lifted Index @300 mb: 16.06 C Lifted Index @700 mb: 6.11 C Showalter Index: 15.28 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 13.20 C K Index: -3.30 Risk: None Sweat Index: 108.00 Risk: None Energy Index: 4.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.08 J/kg Max Up Vert Vel: 4.91 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 12.53 C Lift Cond Lev (LCL): 850.09 mb = 1387.19 m = 4551.08 ft Lev Free Conv (LFC): 845.09 mb = 1432.05 m = 4698.27 ft Equ Level (EL): 825.09 mb = 1614.13 m = 5295.62 ft B at Equ Level: 12.00 J/kg Max Parcel Lev (MPL): 785.09 mb = 1991.91 m = 6535.05 ft Wind level data Storm motion: 299 at 25 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 ---------------------------------------------------------- 0 982 258 180 9 0.0 9.0 | 134 30 -21.9 21.1 1 925 738 275 21 20.9 -1.8 | 174 10 -1.0 10.3 2 850 1388 270 35 35.0 -0.0 | 227 18 13.1 12.1 3 700 2864 275 33 32.9 -2.9 | 230 14 10.9 9.2 4 500 5320 265 38 37.9 3.3 | 226 22 15.9 15.4 5 400 6870 260 42 41.4 7.3 | 225 27 19.4 19.4 6 300 8740 275 42 41.8 -3.7 | 247 22 19.9 8.5 7 280 9172 275 46 45.8 -4.0 | 251 25 23.9 8.1 8 250 9880 270 50 50.0 -0.0 | 247 31 28.1 12.1 9 200 11290 280 40 39.4 -6.9 | 254 18 17.4 5.2 10 150 13090 280 54 53.2 -9.4 | 265 31 31.2 2.7 11 135 13745 270 60 60.0 -0.0 | 252 40 38.1 12.1 12 100 15630 280 36 35.5 -6.3 | 247 15 13.5 5.9 13 70 17840 275 46 45.8 -4.0 | 251 25 23.9 8.1 14 50 19880 280 48 47.3 -8.3 | 262 26 25.3 3.8 Wind Parameters Mean winds (0-6000m): 268.9 at 33.4 knts Storm direction: 298.9 at 25.1 knts Shear (0-3000m) pos: 4.4 neg: 2.0 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 95.5 deg Storm rel helicity (0-3000m) pos: 146.6 neg: -0.4 tot: 146.2 m^2/s^2 ave: 48.7 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.25 Bulk Shear: 48.93 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 15 156 18| 24.6 0.0 24.6|107.3 0.0 107.3 214.6 0.61| 28.6 17.4 1000 267 21 176 13| 12.3 5.6 17.9|136.4 0.0 136.4 136.4 0.68| 19.9 13.5 1500 268 26 196 13| 8.9 3.7 12.7|144.4 0.0 144.4 96.2 0.66| 14.5 9.6 2000 270 28 205 14| 6.7 2.8 9.5|145.5 0.0 145.5 72.7 0.65| 11.2 7.3 2500 271 29 211 14| 5.3 2.2 7.5|146.4 0.0 146.4 58.6 0.64| 9.2 5.9 3000 271 30 214 14| 4.4 2.0 6.4|146.6 -0.4 146.2 48.7 0.62| 7.9 4.9 4000 271 31 218 15| 3.3 1.8 5.1|146.6 -2.4 144.2 36.0 0.57| 6.3 3.6 5000 270 32 221 16| 2.6 1.8 4.4|146.6 -6.1 140.5 28.1 0.52| 5.4 2.8 6000 269 33 222 17| 2.2 1.7 3.9|146.6 -7.4 139.2 23.2 0.48| 4.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20251204.12.gif