UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121400.upa.cvt Date: 0000Z 14 DEC 25 Searching for ZM231... Searching the city database file for: ZM231 ... Date:0000Z 14 DEC 25 Station: ZM231 WMO ident: 44231 Latitude: 49.63 Longitude: 100.17 ------------------------------------------------------------------------------- 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 867 1081 20.6 15.6 73 5.0 17.2 0 0 306.0 308.4 295.5 344.9 12.96 1 500 5460 -23.7 -25.4 86 1.7 -24.0 285 38 304.1 304.3 284.3 307.3 0.97 2 463 6017 -27.5 -29.6 82 2.1 -27.8 287 39 306.2 306.3 284.8 308.5 0.71 3 400 7050 -36.1 -39.2 73 3.1 -36.4 290 40 308.1 308.1 285.0 309.2 0.32 4 300 8970 -52.7 -56.4 64 3.7 -52.8 280 60 311.1 311.1 285.8 311.3 0.06 5 250 10120 -62.9 -66.7 60 3.8 -62.9 275 60 312.6 312.6 286.2 312.6 0.02 6 238 10422 -65.4 -69.4 57 4.0 -65.4 275 66 313.2 313.2 286.5 313.3 0.01 7 224 10789 -68.5 -72.8 54 4.3 -68.5 278 52 313.9 313.9 286.7 314.0 0.01 8 218 10952 -69.1 -73.4 54 4.3 -69.1 280 46 315.5 315.5 287.2 315.5 0.01 9 206 11292 -68.1 -72.0 57 3.9 -68.1 273 57 322.2 322.2 289.4 322.2 0.01 10 200 11470 -67.1 -71.5 54 4.4 -67.1 270 62 326.5 326.5 290.7 326.5 0.01 11 187 11877 -65.3 -71.3 43 6.0 -65.4 276 57 335.7 335.7 293.3 335.8 0.01 12 175 12278 -67.5 -74.5 36 7.0 -67.5 282 53 338.5 338.5 294.0 338.6 0.01 13 150 13210 -65.9 -74.9 27 9.0 -66.0 295 42 356.6 356.6 298.0 356.6 0.01 14 143 13501 -64.5 -72.5 32 8.0 -64.6 294 43 363.9 363.9 299.5 364.0 0.01 15 100 15670 -67.9 -92.9 2 25.0 -68.0 290 54 396.5 396.5 304.8 396.5 0.00 16 99 15731 -67.7 -92.7 2 25.0 -67.8 290 54 398.1 398.1 304.9 398.1 0.00 17 70 17820 -68.1 -95.1 1 27.0 -68.2 290 52 438.7 438.7 309.7 438.7 0.00 18 55 19266 -68.9 -95.9 1 27.0 -69.1 468.2 468.2 312.5 468.2 0.00 TRP 218 10952 -69.1 -73.4 54 4.3 -69.1 280 46 315.5 315.5 287.2 315.5 0.01 WND 238 10422 -65.4 -69.4 57 4.0 -65.4 275 66 313.2 313.2 286.5 313.3 0.01 Sounding variables and indices Freezing level: 696.34 mb = 3117.34 m = 10227.38 ft Wetbulb zero: 713.86 mb = 2627.21 m = 8619.37 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 79.43 % Est. max temperature: 20.86 C = 69.55 F Sfc-Lift cond lev (LCL): 805.34 mb = 1668.03 m = 5472.47 ft T: 14.66 C 700-500 lapse rate: 10.12 C/km Conv cond level (CCL): 500.00 mb = 5460.00 m = 17913.17 ft Mean mixing ratio: 15.76 g/kg Conv temperature: 58.41 C = 137.14 F Cap Strength: 1.37 C Lifted Index: -21.32 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -25.18 C Lifted Index @700 mb: -7.66 C Showalter Index: -17.74 C Risk: Severe thunderstorms probable Total Totals Index: 80.53 C Risk: Severe Thunderstorms probable Vertical Totals Index: 42.71 C Cross Totals Index: 37.82 C K Index: 53.11 Risk: > 80 % chance of thunderstorms Sweat Index: 840.86 Risk: Severe Thunderstorms possible Energy Index: -7.02 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8452.20 J/kg Max Up Vert Vel: 130.02 m/s Conv Inhibition (B-): 83.03 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 859.40 mb = 1151.11 m = 3776.56 ft Lev Free Conv (LFC): 824.40 mb = 1481.89 m = 4861.77 ft Equ Level (EL): 154.40 mb = 13035.11 m = 42765.59 ft B at Equ Level: 8433.64 J/kg Wind level data Storm motion: 316 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 ---------------------------------------------------------- 0 867 1081 0 0 -0.0 -0.0 | 136 21 -14.3 14.8 1 850 1435 0 0 -0.0 -0.0 | 136 21 -14.3 14.8 2 700 2932 285 23 22.2 -6.0 | 222 12 7.9 8.9 3 500 5460 285 38 36.7 -9.8 | 257 23 22.4 5.0 4 400 7050 290 40 37.6 -13.7 | 267 23 23.3 1.2 5 300 8970 280 60 59.1 -10.4 | 264 45 44.8 4.4 6 250 10120 275 60 59.8 -5.2 | 258 46 45.5 9.6 7 238 10422 275 66 65.7 -5.8 | 260 52 51.5 9.1 8 218 10952 280 46 45.3 -8.0 | 258 32 31.0 6.9 9 200 11470 270 62 62.0 -0.0 | 253 50 47.7 14.8 10 150 13210 295 42 38.1 -17.7 | 277 24 23.8 -2.9 11 100 15670 290 54 50.7 -18.5 | 276 37 36.5 -3.6 12 70 17820 290 52 48.9 -17.8 | 275 35 34.6 -2.9 Wind Parameters Mean winds (0-6000m): 286.1 at 27.5 knts Storm direction: 316.1 at 20.6 knts Shear (0-3000m) pos: 0.0 neg: 5.1 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 107.8 deg Storm rel helicity (0-3000m) pos: 39.0 neg: -15.9 tot: 23.1 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.2 10^-3/s Energy-Hel index: 1.18 Bulk Rich Number: 85.94 Bulk Shear: 98.35 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 ------------------------------------------------------------------------------- 500 353 1 135 20| 0.0 2.3 2.3| 0.0 -7.3 -7.3 -14.7 -0.62| 2.3 -1.4 1000 328 4 133 17| 0.0 5.1 5.1| 0.3 -15.9 -15.6 -15.6 -0.31| 5.4 -1.7 1500 303 8 144 13| 0.0 6.0 6.0| 11.1 -15.9 -4.8 -3.2 0.16| 6.9 1.1 2000 285 11 165 12| 0.0 6.1 6.1| 22.3 -15.9 6.4 3.2 0.29| 7.5 2.2 2500 285 14 177 11| 0.0 5.5 5.5| 30.7 -15.9 14.7 5.9 0.34| 6.6 2.2 3000 285 17 190 11| 0.0 5.1 5.1| 39.0 -15.9 23.1 7.7 0.37| 6.0 2.2 4000 285 21 213 11| 0.0 4.6 4.6| 55.7 -15.9 39.8 9.9 0.40| 5.3 2.1 5000 285 25 229 13| 0.3 3.7 4.0| 71.3 -15.9 55.4 11.1 0.42| 4.6 2.0 6000 286 27 239 14| 0.5 3.1 3.5| 86.2 -15.9 70.3 11.7 0.45| 4.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//ZM231/skewt/ZM231.skewt.20251214.00.gif