UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X0372... Searching the city database file for: X0372 ... Date:1200Z 8 DEC 25 Station: X0372 WMO ident: 30372 Latitude: 56.92 Longitude: 118.37 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1000 0 0.2 -0.1 98 0.3 0.1 0 0 273.4 274.0 273.2 283.6 3.79 1 700 2772 -27.9 -34.9 51 7.0 -28.5 300 9 271.6 271.6 266.3 272.4 0.28 2 667 3117 -30.1 -37.1 50 7.0 -30.6 298 10 272.9 272.9 267.1 273.6 0.24 3 500 5100 -46.3 -52.3 51 6.0 -46.4 285 19 276.6 276.6 269.2 276.8 0.06 4 489 5247 -47.5 -53.5 50 6.0 -47.6 283 18 276.9 276.9 269.3 277.1 0.05 5 448 5824 -49.3 -54.3 56 5.0 -49.4 273 14 281.6 281.6 272.2 281.8 0.05 6 400 6560 -53.7 -58.7 54 5.0 -53.8 260 9 285.2 285.2 274.2 285.3 0.03 7 319 7989 -61.7 -66.7 51 5.0 -61.7 270 17 293.2 293.2 278.3 293.2 0.02 8 300 8370 -60.9 -65.9 52 5.0 -60.9 265 19 299.5 299.5 281.1 299.6 0.02 9 250 9510 -57.1 -62.1 53 5.0 -57.2 270 19 321.2 321.2 289.2 321.3 0.04 10 200 10920 -52.7 -58.7 48 6.0 -52.9 275 25 349.3 349.3 296.5 349.6 0.07 11 192 11184 -52.5 -59.5 43 7.0 -52.7 353.7 353.8 297.5 354.0 0.07 TRP 319 7989 -61.7 -66.7 51 5.0 -61.7 270 17 293.2 293.2 278.3 293.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5100.00 m Freezing level: 997.86 mb = 19.73 m = 64.73 ft Wetbulb zero: 999.18 mb = 6.39 m = 20.97 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 62.88 % Est. max temperature: -0.21 C = 31.63 F Sfc-Lift cond lev (LCL): 995.20 mb = 37.42 m = 122.76 ft T: -0.18 C 700-500 lapse rate: 7.90 C/km ThetaE index: 11.15 C Layer 700.0- 667.0 mb Conv cond level (CCL): 700.00 mb = 2772.00 m = 9094.38 ft Mean mixing ratio: 4.26 g/kg Conv temperature: 25.60 C = 78.08 F Cap Strength: -0.17 C Lifted Index: -5.60 C Risk: Severe thunderstorms probable Lifted Index @300 mb: 10.92 C Lifted Index @700 mb: -8.23 C Showalter Index: 0.26 C Risk: Thunderstorms probable Total Totals Index: 64.04 C Risk: Severe Thunderstorms probable Vertical Totals Index: 33.70 C Cross Totals Index: 30.34 C K Index: 10.74 Risk: None Sweat Index: 327.99 Risk: Showers and thunderstorms possible Energy Index: 0.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 132056.16 J/kg Max Up Vert Vel: 513.92 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 1030.60 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 8 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 1014 0 0 0 -0.0 -0.0 | 129 8 -6.4 5.2 1 931 708 0 0 -0.0 -0.0 | 129 8 -6.4 5.2 2 925 754 350 1 0.2 -1.0 | 124 8 -6.3 4.2 3 850 1364 225 11 7.8 7.8 | 186 13 1.3 13.0 4 700 2772 300 9 7.8 -4.5 | 243 2 1.4 0.7 5 500 5100 285 19 18.4 -4.9 | 269 12 11.9 0.3 6 400 6560 260 9 8.9 1.6 | 200 7 2.4 6.8 7 319 7989 270 17 17.0 -0.0 | 244 12 10.6 5.2 8 300 8370 265 19 18.9 1.7 | 241 14 12.5 6.9 9 250 9510 270 19 19.0 -0.0 | 248 14 12.6 5.2 10 200 10920 275 25 24.9 -2.2 | 261 19 18.5 3.0 Wind Parameters Mean winds (0-6000m): 278.9 at 11.0 knts Storm direction: 308.9 at 8.3 knts Shear (0-3000m) pos: 2.0 neg: 1.9 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 130.5 deg Storm rel helicity (0-3000m) pos: 18.9 neg: -5.5 tot: 13.3 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 1.7 10^-3/s Energy-Hel index: 13.19 Bulk Rich Number: 7887.82 Bulk Shear: 16.74 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 0 0 129 8| 0.0 0.0 0.0| 0.0 0.0 0.0 0.0 0.00| 0.0 0.0 1000 309 1 129 7| 0.0 2.6 2.6| 1.7 -2.0 -0.3 -0.3 0.10| 3.0 0.3 1500 229 4 154 8| 0.0 3.7 3.7| 7.8 -5.5 2.3 1.5 0.20| 6.4 1.3 2000 237 5 166 8| 1.3 2.8 4.0| 15.2 -5.5 9.6 4.8 0.28| 6.0 1.7 2500 247 6 175 8| 1.9 2.2 4.1| 18.0 -5.5 12.5 5.0 0.30| 5.8 1.7 3000 257 7 182 7| 2.0 1.9 3.8| 18.9 -5.5 13.3 4.4 0.31| 5.4 1.7 4000 273 8 200 5| 1.5 1.8 3.3| 19.6 -5.5 14.0 3.5 0.29| 4.6 1.3 5000 279 10 222 5| 1.2 1.9 3.1| 19.6 -6.6 13.0 2.6 0.25| 4.2 1.0 6000 279 11 232 6| 1.0 1.5 2.4| 19.6 -24.1 -4.6 -0.8 0.07| 4.2 0.3 Wrote GIF file: /home/apache/climate/data/raob//X0372/skewt/X0372.skewt.20251208.12.gif