UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:1200Z 21 OCT 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 ------------------------------------------------------------------------------- 0 1000 -53 220 11 SFC 993 4 15.4 12.2 81 3.2 13.5 220 11 289.1 290.7 286.9 314.5 9.02 2 925 601 9.6 7.9 89 1.7 8.6 245 31 289.1 290.4 285.2 309.6 7.24 3 882 994 6.2 6.0 99 0.2 6.1 248 29 289.6 290.7 284.7 308.5 6.66 4 881 1004 6.2 6.2 100 0.0 6.2 248 29 289.7 290.9 284.9 308.9 6.76 5 850 1297 4.8 4.8 100 0.0 4.8 250 27 291.2 292.3 285.1 309.4 6.35 6 739 2425 -2.1 -2.4 98 0.3 -2.3 250 30 295.5 296.3 284.7 308.4 4.34 7 702 2833 -3.3 -8.3 68 5.0 -5.3 250 31 298.6 299.1 284.4 307.4 2.91 8 700 2856 -3.5 -8.2 70 4.7 -5.3 250 31 298.6 299.1 284.4 307.6 2.94 9 675 3143 -5.5 -9.0 76 3.5 -6.8 252 31 299.5 300.0 284.7 308.2 2.86 10 567 4492 -12.9 -23.9 39 11.0 -15.6 259 31 306.1 306.3 285.1 309.3 0.98 11 535 4933 -16.1 -29.1 32 13.0 -18.7 262 31 307.4 307.5 285.2 309.6 0.64 12 506 5351 -18.3 -35.3 21 17.0 -21.0 264 31 309.7 309.7 285.7 311.0 0.37 13 503 5395 -18.7 -27.7 45 9.0 -20.5 265 31 309.7 309.9 286.2 312.4 0.78 14 500 5440 -19.1 -27.1 49 8.0 -20.7 265 31 309.8 309.9 286.2 312.6 0.83 15 486 5649 -20.9 -24.9 70 4.0 -21.8 266 32 310.1 310.3 286.6 313.6 1.04 16 461 6035 -24.1 -32.1 48 8.0 -25.4 269 34 310.8 310.9 286.3 312.7 0.56 17 441 6356 -26.7 -28.2 87 1.5 -26.9 271 36 311.5 311.6 286.9 314.4 0.85 18 415 6790 -29.5 -34.5 62 5.0 -30.2 273 39 313.3 313.4 287.1 315.1 0.49 19 400 7050 -31.9 -34.9 75 3.0 -32.3 275 40 313.5 313.6 287.2 315.3 0.49 20 386 7301 -33.9 -37.4 71 3.5 -34.3 276 41 314.1 314.2 287.3 315.5 0.40 21 362 7749 -36.9 -50.9 22 14.0 -37.7 277 43 315.9 315.9 287.5 316.3 0.10 22 351 7962 -38.7 -49.7 30 11.0 -39.3 277 45 316.3 316.3 287.6 316.7 0.12 23 348 8021 -38.9 -56.9 13 18.0 -39.7 277 45 316.8 316.8 287.8 317.0 0.05 24 323 8532 -41.1 -48.1 47 7.0 -41.5 279 47 320.6 320.6 289.1 321.2 0.15 25 300 9030 -45.3 -49.7 61 4.4 -45.5 280 50 321.5 321.5 289.3 322.0 0.14 26 297 9097 -45.7 -50.1 61 4.4 -45.9 280 50 321.9 321.9 289.5 322.4 0.13 27 275 9604 -49.3 -58.3 34 9.0 -49.6 282 50 323.8 323.8 290.0 324.0 0.05 28 250 10220 -54.1 -60.1 48 6.0 -54.2 285 50 325.6 325.6 290.5 325.8 0.05 29 238 10534 -56.7 -62.7 47 6.0 -56.8 282 51 326.3 326.3 290.7 326.5 0.03 30 230 10750 -57.3 -62.1 54 4.8 -57.4 280 52 328.6 328.6 291.4 328.8 0.04 31 220 11034 -53.1 -73.1 7 20.0 -53.4 277 47 339.3 339.3 294.1 339.3 0.01 32 201 11618 -52.1 -79.1 2 27.0 -52.5 270 37 349.8 349.8 296.6 349.8 0.00 33 200 11650 -52.1 -79.1 2 27.0 -52.5 270 36 350.3 350.3 296.7 350.3 0.00 34 150 13500 -54.7 -82.7 2 28.0 -55.1 280 35 375.8 375.8 301.6 375.8 0.00 35 100 16080 -58.3 -85.3 2 27.0 -58.7 265 36 415.1 415.1 307.2 415.1 0.00 TRP 230 10750 -57.3 -62.1 54 4.8 -57.4 280 52 328.6 328.6 291.4 328.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5493.00 m Freezing level: 772.78 mb = 2081.99 m = 6830.58 ft Wetbulb zero: 774.47 mb = 2047.41 m = 6717.15 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 71.78 % Est. max temperature: 17.70 C = 63.86 F Sfc-Lift cond lev (LCL): 946.65 mb = 406.28 m = 1332.91 ft T: 11.49 C 700-500 lapse rate: 6.04 C/km ThetaE index: 6.02 C Layer 925.0- 881.0 mb Conv cond level (CCL): 913.91 mb = 700.62 m = 2298.59 ft Mean mixing ratio: 7.76 g/kg Conv temperature: 15.51 C = 59.91 F Cap Strength: 2.66 C Lifted Index: 2.50 C Risk: None Lifted Index @300 mb: 7.65 C Lifted Index @700 mb: 0.05 C Showalter Index: 3.61 C Risk: None Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.90 C K Index: 24.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 199.95 Risk: None Energy Index: 0.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.17 J/kg Max Up Vert Vel: 11.15 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 2.61 C Lift Cond Lev (LCL): 914.74 mb = 693.11 m = 2273.95 ft Lev Free Conv (LFC): 909.74 mb = 738.40 m = 2422.53 ft Equ Level (EL): 699.74 mb = 2858.87 m = 9379.38 ft B at Equ Level: 61.34 J/kg Max Parcel Lev (MPL): 539.74 mb = 4865.79 m = 15963.68 ft Wind level data Storm motion: 284 at 22 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 ---------------------------------------------------------- 0 993 4 220 11 7.1 8.4 | 134 20 -14.4 13.9 1 925 601 245 31 28.1 13.1 | 200 20 6.7 18.5 2 850 1297 250 27 25.4 9.2 | 195 15 3.9 14.7 3 700 2856 250 31 29.1 10.6 | 206 18 7.7 16.0 4 500 5440 265 31 30.9 2.7 | 229 12 9.4 8.1 5 400 7050 275 40 39.8 -3.5 | 264 19 18.4 1.9 6 300 9030 280 50 49.2 -8.7 | 277 28 27.8 -3.2 7 250 10220 285 50 48.3 -12.9 | 286 28 26.9 -7.5 8 230 10750 280 52 51.2 -9.0 | 277 30 29.8 -3.6 9 200 11650 270 36 36.0 -0.0 | 250 16 14.6 5.4 10 150 13500 280 35 34.5 -6.1 | 273 13 13.0 -0.6 11 100 16080 265 36 35.9 3.1 | 239 17 14.4 8.6 Wind Parameters Mean winds (0-6000m): 254.2 at 29.5 knts Storm direction: 284.2 at 22.1 knts Shear (0-3000m) pos: 3.4 neg: 0.4 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 72.7 deg Storm rel helicity (0-3000m) pos: 125.7 neg: -6.3 tot: 119.3 m^2/s^2 ave: 39.8 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 4.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 3.05 Bulk Shear: 20.35 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 ------------------------------------------------------------------------------- 500 237 19 162 17| 18.4 0.0 18.4| 91.5 0.0 91.5 183.1 1.00| 18.8 18.7 1000 242 25 181 17| 10.1 0.0 10.1|111.0 -3.3 107.7 107.7 0.86| 12.8 11.0 1500 245 26 186 16| 6.5 0.0 6.5|112.7 -6.3 106.4 70.9 0.77| 9.4 7.2 2000 246 26 189 16| 4.8 0.3 5.2|116.9 -6.3 110.6 55.3 0.77| 7.4 5.7 2500 247 27 192 16| 3.9 0.5 4.4|121.1 -6.3 114.8 45.9 0.77| 6.2 4.7 3000 248 28 194 16| 3.4 0.4 3.8|125.7 -6.3 119.3 39.8 0.77| 5.3 4.1 4000 249 28 198 16| 2.7 0.3 3.0|135.6 -6.3 129.3 32.3 0.76| 4.4 3.4 5000 252 29 203 16| 2.3 0.3 2.5|144.7 -6.3 138.3 27.7 0.76| 3.9 2.9 6000 254 29 207 15| 2.2 0.2 2.5|160.0 -6.3 153.7 25.6 0.78| 3.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20251021.12.gif