UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101923.upa.cvt Date: 2300Z 19 OCT 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:2300Z 19 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 ------------------------------------------------------------------------------- SFC 1002 4 12.6 10.1 85 2.5 11.2 150 9 285.6 286.9 284.2 307.2 7.76 1 1000 22 12.4 10.2 86 2.2 11.2 135 5 285.5 286.9 284.3 307.3 7.83 2 925 676 11.8 9.5 86 2.3 10.4 200 36 291.4 292.8 286.9 314.4 8.08 3 895 952 11.2 9.0 86 2.2 9.9 200 34 293.5 295.0 287.6 316.7 8.07 4 850 1381 8.2 7.4 95 0.8 7.8 200 31 294.7 296.1 287.7 316.8 7.62 5 826 1617 6.6 6.6 100 0.0 6.6 200 30 295.5 296.8 287.8 317.0 7.42 6 804 1839 6.0 3.3 83 2.7 4.6 200 29 297.1 298.2 287.1 314.9 6.04 7 724 2690 0.2 0.1 99 0.1 0.1 200 26 299.8 300.8 287.3 315.7 5.33 8 700 2960 -0.7 -0.7 100 0.0 -0.7 200 25 301.7 302.7 287.9 317.3 5.20 9 660 3428 -2.3 -4.0 88 1.7 -3.1 203 25 305.0 305.8 288.2 318.3 4.31 10 500 5580 -15.1 -15.9 94 0.8 -15.4 220 27 314.6 315.1 289.3 321.9 2.21 11 467 6093 -18.1 -19.3 90 1.2 -18.4 211 26 317.1 317.4 289.7 323.0 1.78 12 429 6721 -22.7 -23.5 93 0.8 -22.9 199 26 319.0 319.3 289.9 323.6 1.34 13 400 7230 -26.5 -28.7 82 2.2 -26.9 190 25 320.5 320.7 289.9 323.7 0.89 14 345 8280 -34.9 -38.2 72 3.3 -35.3 190 28 323.0 323.1 290.1 324.5 0.41 15 314 8930 -39.9 -41.0 89 1.1 -40.0 190 30 324.9 324.9 290.6 326.1 0.34 16 312 8974 -40.3 -44.5 64 4.2 -40.6 190 30 324.9 324.9 290.5 325.8 0.23 17 311 8996 -40.5 -44.4 66 3.9 -40.8 190 30 324.9 325.0 290.5 325.8 0.24 18 300 9240 -42.7 -46.9 63 4.2 -43.0 190 31 325.2 325.2 290.5 325.9 0.19 19 274 9844 -48.3 -49.9 83 1.6 -48.4 192 33 325.6 325.6 290.6 326.2 0.15 20 269 9965 -49.3 -53.2 64 3.9 -49.4 193 33 325.9 325.9 290.6 326.3 0.10 21 250 10440 -53.5 -56.5 70 3.0 -53.6 195 35 326.5 326.5 290.8 326.8 0.07 22 224 11138 -59.9 -64.8 53 4.9 -60.0 189 34 327.1 327.1 290.9 327.2 0.03 23 206 11658 -63.9 -68.1 56 4.2 -64.0 185 33 328.8 328.8 291.4 328.9 0.02 24 200 11840 -63.5 -67.2 61 3.7 -63.6 190 31 332.2 332.2 292.3 332.3 0.02 25 196 11964 -63.7 -66.3 70 2.6 -63.7 194 30 333.8 333.8 292.7 333.9 0.03 26 192 12090 -63.9 -67.7 60 3.8 -64.0 198 30 335.5 335.5 293.2 335.6 0.02 27 184 12353 -59.7 -76.7 9 17.0 -59.9 206 28 346.4 346.4 295.8 346.4 0.01 28 180 12491 -58.1 -75.1 10 17.0 -58.3 210 27 351.2 351.2 296.9 351.2 0.01 29 168 12926 -57.3 -74.3 10 17.0 -57.5 223 25 359.5 359.5 298.6 359.6 0.01 30 150 13640 -58.3 -75.3 10 17.0 -58.5 245 21 369.6 369.6 300.5 369.7 0.01 31 100 16170 -60.3 -81.3 5 21.0 -60.6 285 21 411.2 411.2 306.7 411.2 0.01 TRP 206 11658 -63.9 -68.1 56 4.2 -64.0 185 33 328.8 328.8 291.4 328.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5558.00 m Freezing level: 718.67 mb = 2749.77 m = 9021.46 ft Wetbulb zero: 719.99 mb = 2734.20 m = 8970.38 ft Precipitable water: 1.21 inches Sfc-500 mean rel hum: 91.06 % Est. max temperature: 21.70 C = 71.06 F Sfc-Lift cond lev (LCL): 965.00 mb = 320.89 m = 1052.77 ft T: 12.13 C 700-500 lapse rate: 5.50 C/km ThetaE index: 2.12 C Layer 804.0- 724.0 mb Conv cond level (CCL): 847.38 mb = 1406.51 m = 4614.47 ft Mean mixing ratio: 7.98 g/kg Conv temperature: 21.83 C = 71.29 F Cap Strength: 3.83 C Lifted Index: 6.09 C Risk: None Lifted Index @300 mb: 9.72 C Lifted Index @700 mb: 2.50 C Showalter Index: 3.10 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.50 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 245.55 Risk: None Energy Index: 0.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.64 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 8827.60 J/kg Cap Strength: 5.90 C Lift Cond Lev (LCL): 918.78 mb = 732.48 m = 2403.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 at 20 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 1002 4 150 9 -4.5 7.8 | 80 21 -21.0 -3.7 1 1000 22 135 5 -3.5 3.5 | 68 22 -20.0 -8.0 2 925 676 200 36 12.3 33.8 | 169 23 -4.2 22.3 3 850 1381 200 31 10.6 29.1 | 162 19 -5.9 17.6 4 700 2960 200 25 8.6 23.5 | 147 14 -7.9 12.0 5 500 5580 220 27 17.4 20.7 | 185 9 0.9 9.2 6 400 7230 190 25 4.3 24.6 | 137 18 -12.1 13.1 7 300 9240 190 31 5.4 30.5 | 150 22 -11.1 19.0 8 250 10440 195 35 9.1 33.8 | 162 24 -7.4 22.3 9 206 11658 185 33 2.9 32.9 | 148 25 -13.6 21.4 10 200 11840 190 31 5.4 30.5 | 150 22 -11.1 19.0 11 150 13640 245 21 19.0 8.9 | 316 4 2.5 -2.6 12 100 16170 285 21 20.3 -5.4 | 347 17 3.8 -16.9 Wind Parameters Mean winds (0-6000m): 205.1 at 26.8 knts Storm direction: 235.1 at 20.1 knts Shear (0-3000m) pos: 4.7 neg: 1.2 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 67.0 deg Storm rel helicity (0-3000m) pos: 207.9 neg: -35.6 tot: 172.4 m^2/s^2 ave: 57.5 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 4.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.72 Bulk Shear: 29.89 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 ------------------------------------------------------------------------------- 500 176 16 104 18| 21.5 0.0 21.5|135.5 -3.0 132.6 265.1 0.93| 24.8 23.2 1000 196 25 143 16| 14.8 0.0 14.8|207.9 -9.5 198.5 198.5 0.87| 19.9 17.4 1500 198 27 151 17| 9.9 1.1 10.9|207.9 -19.1 188.8 125.9 0.76| 14.3 10.9 2000 198 28 153 17| 7.4 1.3 8.7|207.9 -24.9 183.0 91.5 0.70| 11.2 7.9 2500 199 28 153 17| 5.9 1.4 7.3|207.9 -30.7 177.2 70.9 0.64| 9.4 6.0 3000 199 28 152 16| 4.7 1.2 5.8|207.9 -35.6 172.4 57.5 0.59| 8.1 4.8 4000 200 27 153 16| 3.7 0.9 4.6|217.4 -35.6 181.8 45.4 0.61| 6.5 4.0 5000 203 27 155 15| 3.1 0.7 3.8|226.1 -35.6 190.5 38.1 0.62| 5.6 3.5 6000 205 27 158 14| 2.7 0.6 3.3|230.5 -43.4 187.1 31.2 0.55| 5.1 2.8 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20251019.23.gif