UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041623.upa.cvt Date: 2300Z 16 APR 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:2300Z 16 APR 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 1012 4 9.4 8.3 93 1.1 8.8 175 1 281.6 282.8 281.4 300.2 6.79 1 1000 103 10.2 7.0 81 3.2 8.5 90 3 283.4 284.4 281.7 300.8 6.29 2 993 161 10.2 4.2 66 6.0 7.2 77 4 283.9 284.8 280.7 298.5 5.20 3 925 747 5.8 -5.2 45 11.0 1.4 305 11 285.2 285.7 278.3 293.3 2.80 4 921 782 5.6 -5.4 45 11.0 1.2 305 11 285.4 285.9 278.3 293.4 2.77 5 870 1246 2.2 -9.8 41 12.0 -2.1 309 7 286.5 286.9 278.0 292.7 2.08 6 854 1395 1.2 -21.8 16 23.0 -4.9 310 5 287.0 287.2 276.4 289.4 0.78 7 850 1433 0.8 -19.2 21 20.0 -4.8 310 5 287.0 287.2 276.6 290.0 0.98 8 840 1528 0.2 -9.8 47 10.0 -3.3 305 6 287.3 287.7 278.4 293.7 2.16 9 773 2188 -4.9 -7.1 85 2.2 -5.7 266 13 288.7 289.3 280.1 297.2 2.90 10 770 2218 -5.1 -7.3 85 2.2 -5.9 264 13 288.9 289.4 280.1 297.2 2.87 11 756 2363 -3.1 -4.2 92 1.1 -3.6 256 15 292.5 293.2 282.8 303.4 3.70 12 709 2868 -6.5 -8.1 88 1.6 -7.1 226 20 294.2 294.7 282.5 303.0 2.93 13 700 2968 -5.7 -7.2 89 1.5 -6.3 220 21 296.2 296.7 283.7 305.7 3.18 14 690 3081 -5.5 -7.0 89 1.5 -6.1 218 22 297.6 298.2 284.4 307.5 3.28 15 584 4375 -11.1 -11.8 95 0.7 -11.3 196 40 305.6 306.1 286.7 314.0 2.65 16 500 5550 -18.9 -20.3 89 1.4 -19.3 175 56 310.0 310.3 287.1 315.0 1.52 17 407 7047 -30.5 -33.8 73 3.3 -30.9 170 67 313.8 313.9 287.3 315.7 0.54 18 400 7170 -31.5 -34.8 73 3.3 -31.9 170 68 314.0 314.1 287.3 315.8 0.50 19 342 8255 -41.1 -44.5 70 3.4 -41.3 181 75 315.4 315.4 287.5 316.2 0.21 20 338 8335 -41.7 -46.5 60 4.8 -42.0 182 76 315.6 315.7 287.5 316.3 0.17 21 323 8641 -44.5 -48.2 66 3.7 -44.7 185 78 315.9 315.9 287.6 316.5 0.15 22 300 9130 -48.9 -54.9 50 6.0 -49.1 190 81 316.4 316.4 287.6 316.7 0.07 23 290 9351 -50.7 -56.4 51 5.6 -50.9 190 81 316.9 316.9 287.8 317.1 0.06 24 259 10076 -56.9 -61.2 58 4.3 -57.0 200 79 318.2 318.2 288.2 318.4 0.04 25 250 10300 -55.7 -62.7 41 7.0 -55.8 205 66 323.3 323.3 289.8 323.4 0.03 26 224 11000 -56.7 -75.7 7 19.0 -56.9 203 59 332.0 332.0 292.3 332.1 0.01 27 200 11730 -51.1 -79.1 2 28.0 -51.5 200 52 351.8 351.8 297.0 351.9 0.00 28 182 12344 -48.7 -80.7 1 32.0 -49.3 197 47 365.4 365.4 299.7 365.4 0.00 29 154 13430 -52.1 -82.1 2 30.0 -52.6 191 37 377.5 377.5 301.8 377.5 0.00 30 150 13600 -50.3 -82.3 1 32.0 -50.9 190 36 383.4 383.4 302.8 383.4 0.00 31 138 14148 -48.5 -81.5 1 33.0 -49.3 187 35 395.8 395.8 304.6 395.8 0.00 32 110 15627 -54.1 -85.1 1 31.0 -54.6 179 31 411.8 411.8 306.7 411.8 0.00 33 100 16240 -54.1 -85.1 1 31.0 -54.7 175 29 423.2 423.2 308.1 423.2 0.00 TRP 259 10076 -56.9 -61.2 58 4.3 -57.0 200 79 318.2 318.2 288.2 318.4 0.04 WND 290 9351 -50.7 -56.4 51 5.6 -50.9 190 81 316.9 316.9 287.8 317.1 0.06 Sounding variables and indices 1000-500 mb thick: 5447.00 m Freezing level: 837.37 mb = 1553.82 m = 5097.76 ft Wetbulb zero: 902.48 mb = 947.60 m = 3108.90 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 77.03 % Est. max temperature: 14.61 C = 58.29 F Sfc-Lift cond lev (LCL): 995.35 mb = 141.80 m = 465.21 ft T: 10.20 C 700-500 lapse rate: 5.11 C/km ThetaE index: 7.45 C Layer 993.0- 921.0 mb Conv cond level (CCL): 819.32 mb = 1725.78 m = 5661.95 ft Mean mixing ratio: 4.24 g/kg Conv temperature: 15.60 C = 60.08 F Cap Strength: 10.97 C Lifted Index: 12.66 C Risk: None Lifted Index @300 mb: 14.30 C Lifted Index @700 mb: 5.88 C Showalter Index: 17.35 C Risk: None Total Totals Index: 19.40 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: -0.30 C K Index: -1.00 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 5.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.13 J/kg Max Up Vert Vel: 4.03 m/s Conv Inhibition (B-): 15818.11 J/kg Cap Strength: 12.61 C Lift Cond Lev (LCL): 861.22 mb = 1327.36 m = 4354.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 223 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 1012 4 175 1 -0.1 1.0 | 45 19 -13.4 -13.5 1 1000 103 90 3 -3.0 0.0 | 48 22 -16.3 -14.5 2 925 747 305 11 9.0 -6.3 | 12 21 -4.3 -20.8 3 850 1433 310 5 3.8 -3.2 | 28 20 -9.5 -17.7 4 700 2968 220 21 13.5 16.1 | 186 2 0.2 1.6 5 500 5550 175 56 -4.9 55.8 | 156 45 -18.2 41.3 6 400 7170 170 68 -11.8 67.0 | 154 58 -25.1 52.4 7 300 9130 190 81 14.1 79.8 | 181 65 0.7 65.2 8 290 9351 190 81 14.1 79.8 | 181 65 0.7 65.2 9 259 10076 200 79 27.0 74.2 | 193 61 13.7 59.7 10 250 10300 205 66 27.9 59.8 | 198 48 14.6 45.3 11 200 11730 200 52 17.8 48.9 | 187 35 4.5 34.3 12 150 13600 190 36 6.3 35.5 | 161 22 -7.1 20.9 13 100 16240 175 29 -2.5 28.9 | 132 21 -15.9 14.4 Wind Parameters Mean winds (0-6000m): 192.5 at 26.3 knts Storm direction: 222.5 at 19.7 knts Shear (0-3000m) pos: 0.0 neg: 3.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 143.5 deg Storm rel helicity (0-3000m) pos: 35.2 neg: -147.4 tot: -112.2 m^2/s^2 ave: -37.4 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 9.4 stream: -4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 126.93 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 26 5 39 24| 0.0 9.2 9.2| 6.9 -52.7 -45.8 -91.6 -0.51| 13.4 -6.8 1000 312 7 22 21| 0.0 4.9 4.9| 16.4-100.7 -84.3 -84.3 -0.51| 12.4 -6.3 1500 310 7 23 21| 0.0 2.2 2.2| 35.2-103.6 -68.4 -45.6 -0.33| 9.7 -3.2 2000 302 7 21 20| 0.0 2.9 2.9| 35.2-129.8 -94.6 -47.3 -0.42| 9.0 -3.8 2500 283 9 17 17| 0.0 3.3 3.3| 35.2-143.8-108.7 -43.5 -0.44| 9.0 -3.9 3000 255 10 16 12| 0.0 3.6 3.6| 35.2-147.4-112.2 -37.4 -0.45| 9.4 -4.2 4000 229 15 26 5| 0.0 4.4 4.4| 35.2-154.8-119.6 -29.9 -0.38| 9.1 -3.4 5000 208 20 131 5| 0.0 4.9 4.9| 35.2-204.9-169.7 -33.9 -0.38| 9.2 -3.5 6000 193 26 146 13| 0.0 5.0 5.0| 35.2-269.5-234.3 -39.0 -0.38| 9.0 -3.4 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20250416.23.gif