UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121023.upa.cvt Date: 2300Z 10 DEC 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:2300Z 10 DEC 25 Station: EHDB WMO ident: 6260 Latitude: 52.10 Longitude: 5.18 Elevation: 4.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1021 4 9.2 8.4 95 0.8 8.8 220 7 280.7 281.8 281.0 299.2 6.78 1 1000 177 8.4 8.1 98 0.3 8.2 245 23 281.5 282.7 281.4 300.1 6.78 2 984 311 9.4 6.2 80 3.2 7.8 248 23 283.9 284.9 281.6 300.7 6.04 3 925 820 5.4 2.5 82 2.9 4.0 260 25 284.8 285.7 280.8 298.8 4.95 4 919 873 5.0 2.3 83 2.7 3.7 259 25 285.0 285.8 280.8 298.8 4.91 5 893 1107 4.0 -1.0 70 5.0 1.8 256 27 286.3 287.0 280.3 297.6 3.98 6 880 1226 3.2 -1.2 73 4.4 1.3 254 29 286.6 287.3 280.4 298.0 3.98 7 850 1507 2.4 -8.6 44 11.0 -1.7 250 31 288.7 289.1 279.4 295.6 2.35 8 830 1699 1.6 -12.4 34 14.0 -3.2 254 31 289.8 290.1 279.1 295.1 1.77 9 793 2065 0.4 -19.6 21 20.0 -5.4 263 31 292.3 292.5 279.3 295.5 1.02 10 733 2691 -3.5 -43.5 3 40.0 -9.8 277 31 294.7 294.7 279.1 295.1 0.11 11 729 2734 -3.7 -24.7 18 21.0 -8.8 278 31 294.9 295.1 280.1 297.2 0.71 12 700 3053 -5.7 -34.7 8 29.0 -11.1 285 31 296.2 296.2 280.1 297.1 0.29 13 663 3476 -8.5 -33.5 11 25.0 -13.1 287 31 297.7 297.7 280.8 298.8 0.34 14 619 4004 -12.1 -18.1 61 6.0 -13.7 289 32 299.4 299.7 283.0 304.1 1.48 15 543 4992 -18.7 -29.7 37 11.0 -20.7 293 33 303.0 303.1 283.4 305.0 0.60 16 500 5600 -23.9 -34.9 36 11.0 -25.4 295 33 303.9 304.0 283.5 305.2 0.39 17 494 5688 -24.7 -35.7 35 11.0 -26.1 297 34 304.0 304.0 283.5 305.2 0.37 18 415 6933 -34.9 -37.1 80 2.2 -35.1 320 52 306.4 306.5 284.4 307.7 0.38 19 410 7018 -35.5 -38.9 71 3.4 -35.8 322 53 306.7 306.7 284.5 307.8 0.32 20 400 7190 -35.9 -43.9 44 8.0 -36.5 325 56 308.3 308.4 284.9 309.0 0.19 21 382 7508 -37.3 -54.3 15 17.0 -38.1 323 53 310.6 310.6 285.6 310.8 0.06 22 316 8787 -47.1 -67.1 8 20.0 -47.5 317 40 314.3 314.3 286.8 314.3 0.01 23 302 9086 -47.5 -69.5 6 22.0 -47.9 315 36 317.8 317.8 288.1 317.8 0.01 24 300 9130 -47.9 -69.9 6 22.0 -48.3 315 36 317.8 317.8 288.1 317.9 0.01 25 277 9651 -51.3 -72.3 6 21.0 -51.6 295 44 320.3 320.3 288.8 320.3 0.01 26 258 10114 -49.6 -73.7 4 24.1 -50.0 285 62 329.4 329.4 291.6 329.4 0.01 27 253 10242 -49.1 -74.1 4 25.0 -49.5 282 53 331.9 331.9 292.3 332.0 0.01 28 250 10320 -47.1 -76.1 2 29.0 -47.6 280 48 336.0 336.0 293.3 336.1 0.00 29 247 10400 -45.7 -76.7 2 31.0 -46.3 280 48 339.3 339.3 294.1 339.3 0.00 30 211 11434 -52.7 -77.7 3 25.0 -53.0 276 48 344.0 344.0 295.3 344.0 0.00 31 200 11780 -51.9 -79.9 2 28.0 -52.3 275 48 350.6 350.6 296.8 350.6 0.00 32 182 12396 -48.5 -81.5 1 33.0 -49.1 268 44 365.7 365.7 299.8 365.7 0.00 33 165 13035 -53.5 -82.5 2 29.0 -53.9 262 40 367.7 367.7 300.2 367.7 0.00 34 156 13397 -52.1 -83.1 1 31.0 -52.6 258 38 376.1 376.1 301.6 376.1 0.00 35 150 13650 -54.1 -83.1 2 29.0 -54.5 255 36 376.9 376.9 301.8 376.9 0.00 36 143 13955 -55.7 -83.7 2 28.0 -56.1 258 35 379.3 379.3 302.1 379.3 0.00 37 116 15285 -55.9 -84.9 1 29.0 -56.3 271 33 402.3 402.3 305.5 402.3 0.00 38 100 16220 -59.7 -85.7 2 26.0 -60.0 280 31 412.4 412.4 306.8 412.4 0.00 TRP 277 9651 -51.3 -72.3 6 21.0 -51.6 295 44 320.3 320.3 288.8 320.3 0.01 WND 258 10114 -49.6 -73.7 4 24.1 -50.0 285 62 329.4 329.4 291.6 329.4 0.01 Sounding variables and indices 1000-500 mb thick: 5423.00 m Freezing level: 786.85 mb = 2129.12 m = 6985.22 ft Wetbulb zero: 867.45 mb = 1342.45 m = 4404.31 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 42.56 % Est. max temperature: 15.80 C = 60.44 F Sfc-Lift cond lev (LCL): 1008.75 mb = 104.52 m = 342.91 ft T: 8.74 C 700-500 lapse rate: 7.15 C/km ThetaE index: 2.89 C Layer 850.0- 793.0 mb Conv cond level (CCL): 910.47 mb = 949.16 m = 3114.00 ft Mean mixing ratio: 5.88 g/kg Conv temperature: 13.93 C = 57.07 F Cap Strength: 5.36 C Lifted Index: 5.20 C Risk: None Lifted Index @300 mb: 12.90 C Lifted Index @700 mb: 3.83 C Showalter Index: 8.19 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 15.30 C K Index: -11.30 Risk: None Sweat Index: 208.39 Risk: None Energy Index: 2.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.66 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 12748.85 J/kg Cap Strength: 5.37 C Lift Cond Lev (LCL): 937.06 mb = 713.32 m = 2340.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 23 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 1021 4 220 7 4.5 5.4 | 145 24 -13.4 19.3 1 1000 177 245 23 20.8 9.7 | 187 24 2.9 23.7 2 925 820 260 25 24.6 4.3 | 200 19 6.7 18.3 3 850 1507 250 31 29.1 10.6 | 205 27 11.2 24.6 4 700 3053 285 31 29.9 -8.0 | 244 13 12.0 5.9 5 500 5600 295 33 29.9 -13.9 | 270 12 12.0 0.0 6 400 7190 325 56 32.1 -45.9 | 336 35 14.2 -31.9 7 300 9130 315 36 25.5 -25.5 | 327 14 7.5 -11.5 8 277 9651 295 44 39.9 -18.6 | 282 22 21.9 -4.6 9 258 10114 285 62 59.9 -16.0 | 273 42 42.0 -2.1 10 250 10320 280 48 47.3 -8.3 | 259 30 29.3 5.6 11 200 11780 275 48 47.8 -4.2 | 252 31 29.9 9.8 12 150 13650 255 36 34.8 9.3 | 216 29 16.8 23.3 13 100 16220 280 31 30.5 -5.4 | 236 15 12.6 8.6 Wind Parameters Mean winds (0-6000m): 277.9 at 30.3 knts Storm direction: 307.9 at 22.7 knts Shear (0-3000m) pos: 4.9 neg: 1.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 96.6 deg Storm rel helicity (0-3000m) pos: 213.0 neg: 0.0 tot: 213.0 m^2/s^2 ave: 71.0 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 6.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.48 Bulk Shear: 36.75 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 ------------------------------------------------------------------------------- 500 246 21 182 22| 19.0 0.0 19.0|121.3 0.0 121.3 242.6 0.96| 21.2 20.4 1000 253 23 190 21| 11.0 0.0 11.0|138.5 0.0 138.5 138.5 0.90| 13.2 11.8 1500 253 25 195 22| 7.4 2.0 9.3|144.7 0.0 144.7 96.4 0.76| 10.8 8.2 2000 254 26 199 23| 6.1 1.5 7.5|172.2 0.0 172.2 86.1 0.75| 9.6 7.2 2500 257 27 203 22| 5.3 1.2 6.5|194.7 0.0 194.7 77.9 0.74| 9.0 6.7 3000 261 28 207 21| 4.9 1.0 5.9|213.0 0.0 213.0 71.0 0.74| 8.5 6.3 4000 268 29 216 19| 3.9 0.7 4.6|221.7 0.0 221.7 55.4 0.75| 6.7 5.0 5000 273 29 223 17| 3.3 0.6 3.9|229.2 0.0 229.2 45.8 0.76| 5.6 4.3 6000 278 30 231 16| 3.4 0.5 3.9|256.4 0.0 256.4 42.7 0.77| 5.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20251210.23.gif