UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for EHDB... Searching the city database file for: EHDB ... Date:1200Z 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 1009 4 10.6 6.2 74 4.4 8.3 205 5 283.0 284.0 281.1 299.4 5.89 1 1000 76 9.2 4.5 72 4.7 6.9 210 5 282.4 283.3 280.0 297.0 5.28 2 962 396 6.2 4.2 87 2.0 5.2 220 12 282.5 283.4 280.1 297.4 5.37 3 925 717 4.2 1.1 80 3.1 2.8 230 19 283.6 284.4 279.6 296.2 4.48 4 878 1140 1.8 0.3 90 1.5 1.1 196 23 285.4 286.1 280.4 298.0 4.45 5 873 1186 2.2 0.5 88 1.7 1.4 192 23 286.3 287.0 281.0 299.1 4.54 6 850 1402 1.6 0.4 92 1.2 1.0 175 25 287.8 288.6 281.8 301.0 4.63 7 700 2950 -5.1 -5.5 97 0.4 -5.3 180 29 296.8 297.5 284.4 307.7 3.62 8 644 3604 -7.5 -9.6 85 2.1 -8.3 178 36 301.3 301.8 285.4 310.1 2.86 9 620 3899 -9.7 -9.7 100 0.0 -9.7 176 39 302.0 302.6 285.7 311.1 2.95 10 500 5530 -20.3 -21.2 92 0.9 -20.5 170 58 308.3 308.6 286.4 312.9 1.41 11 480 5830 -22.7 -23.4 94 0.7 -22.8 172 60 308.9 309.2 286.4 312.9 1.21 12 414 6897 -30.1 -38.1 46 8.0 -31.0 178 69 312.8 312.8 286.8 314.0 0.35 13 411 6948 -30.5 -38.5 45 8.0 -31.4 179 69 312.9 313.0 286.8 314.1 0.33 14 400 7140 -32.1 -39.1 50 7.0 -32.8 180 71 313.3 313.3 286.9 314.4 0.32 15 300 9090 -49.7 -54.7 56 5.0 -49.8 195 83 315.3 315.3 287.3 315.6 0.08 16 277 9610 -53.9 -58.6 56 4.7 -54.0 200 87 316.5 316.5 287.6 316.7 0.05 17 272 9727 -54.9 -59.5 57 4.6 -55.0 196 83 316.7 316.7 287.7 316.9 0.05 18 262 9968 -53.5 -65.5 22 12.0 -53.7 186 73 322.2 322.2 289.5 322.3 0.02 19 250 10270 -54.9 -66.9 21 12.0 -55.1 175 62 324.4 324.5 290.1 324.5 0.02 20 225 10937 -58.7 -71.7 17 13.0 -58.8 180 73 328.6 328.6 291.3 328.6 0.01 21 211 11343 -55.1 -78.1 4 23.0 -55.4 183 55 340.3 340.3 294.4 340.3 0.00 22 206 11497 -50.9 -79.9 2 29.0 -51.3 184 48 349.2 349.2 296.4 349.2 0.00 23 200 11690 -49.7 -80.7 1 31.0 -50.2 185 40 354.1 354.1 297.5 354.1 0.00 24 195 11857 -49.1 -81.1 1 32.0 -49.7 186 40 357.6 357.6 298.2 357.6 0.00 25 150 13580 -50.1 -83.1 1 33.0 -50.7 195 36 383.7 383.7 302.8 383.8 0.00 26 100 16200 -53.3 -85.3 1 32.0 -53.9 190 25 424.7 424.7 308.3 424.8 0.00 TRP 225 10937 -58.7 -71.7 17 13.0 -58.8 180 73 328.6 328.6 291.3 328.6 0.01 WND 277 9610 -53.9 -58.6 56 4.7 -54.0 200 87 316.5 316.5 287.6 316.7 0.05 Sounding variables and indices 1000-500 mb thick: 5454.00 m Freezing level: 814.18 mb = 1771.67 m = 5812.50 ft Wetbulb zero: 825.70 mb = 1633.30 m = 5358.54 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 91.85 % Est. max temperature: 14.79 C = 58.62 F Sfc-Lift cond lev (LCL): 943.84 mb = 551.94 m = 1810.81 ft T: 5.23 C 700-500 lapse rate: 5.89 C/km ThetaE index: 2.36 C Layer 1000.0- 962.0 mb Conv cond level (CCL): 884.61 mb = 1079.25 m = 3540.80 ft Mean mixing ratio: 5.05 g/kg Conv temperature: 12.70 C = 54.87 F Cap Strength: 8.39 C Lifted Index: 10.79 C Risk: None Lifted Index @300 mb: 13.03 C Lifted Index @700 mb: 6.07 C Showalter Index: 7.92 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 20.70 C K Index: 21.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 112.80 Risk: None Energy Index: 2.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.23 J/kg Max Up Vert Vel: 3.53 m/s Conv Inhibition (B-): 14888.78 J/kg Cap Strength: 10.69 C Lift Cond Lev (LCL): 914.32 mb = 811.23 m = 2661.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 207 at 26 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 1009 4 205 5 2.1 4.5 | 28 21 -9.7 -18.5 1 1000 76 210 5 2.5 4.3 | 27 21 -9.4 -18.7 2 925 717 230 19 14.6 12.2 | 346 11 2.7 -10.8 3 850 1402 175 25 -2.2 24.9 | 98 14 -14.0 1.9 4 700 2950 180 29 0.0 29.0 | 117 13 -11.9 6.0 5 500 5530 170 58 -10.1 57.1 | 147 41 -21.9 34.1 6 400 7140 180 71 0.0 71.0 | 166 49 -11.9 48.0 7 300 9090 195 83 21.5 80.2 | 190 58 9.6 57.1 8 277 9610 200 87 29.8 81.8 | 197 61 17.9 58.7 9 250 10270 175 62 -5.4 61.8 | 156 42 -17.3 38.7 10 225 10937 180 73 0.0 73.0 | 167 51 -11.9 50.0 11 200 11690 185 40 3.5 39.8 | 154 19 -8.4 16.8 12 150 13580 195 36 9.3 34.8 | 168 12 -2.5 11.7 13 100 16200 190 25 4.3 24.6 | 102 8 -7.5 1.6 Wind Parameters Mean winds (0-6000m): 177.2 at 34.6 knts Storm direction: 207.2 at 25.9 knts Shear (0-3000m) pos: 2.4 neg: 3.2 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 91.0 deg Storm rel helicity (0-3000m) pos: 36.1 neg: -35.5 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 107.27 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 ------------------------------------------------------------------------------- 500 219 9 21 17| 10.0 0.0 10.0| 0.0 -21.9 -21.9 -43.8 -0.52| 10.1 -5.3 1000 222 14 12 13| 5.0 4.5 9.5| 6.8 -35.5 -28.7 -28.7 -0.23| 11.9 -2.7 1500 205 17 32 9| 3.3 6.5 9.8| 19.0 -35.5 -16.6 -11.0 0.06| 12.7 0.7 2000 195 19 57 8| 2.8 4.9 7.7| 24.3 -35.5 -11.3 -5.6 0.09| 9.9 0.9 2500 190 21 73 9| 2.6 3.9 6.5| 29.6 -35.5 -6.0 -2.4 0.12| 8.2 1.0 3000 187 22 84 9| 2.4 3.2 5.7| 36.1 -35.5 0.5 0.2 0.16| 7.2 1.2 4000 184 25 103 10| 1.8 3.8 5.6| 65.7 -35.5 30.2 7.5 0.25| 6.9 1.7 5000 180 30 120 14| 1.5 4.3 5.7| 87.1 -35.5 51.6 10.3 0.25| 6.7 1.7 6000 177 35 130 18| 1.6 4.1 5.7|140.3 -35.5 104.8 17.5 0.28| 6.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//EHDB/skewt/EHDB.skewt.20250416.12.gif