UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for EP425... Searching the city database file for: EP425 ... Date:1100Z 9 DEC 25 Station: EP425 WMO ident: 12425 Latitude: 51.13 Longitude: 16.98 ------------------------------------------------------------------------------- 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 123 14.0 10.4 79 3.6 11.9 210 3 287.0 288.4 285.0 309.1 7.92 1 1000 140 13.8 5.8 58 8.0 9.6 245 3 287.0 288.0 282.7 303.3 5.78 2 981 302 12.6 9.3 80 3.3 10.7 254 8 287.3 288.6 284.7 308.4 7.51 3 925 792 8.8 7.5 92 1.3 8.1 280 23 288.3 289.5 284.6 308.2 7.04 4 913 900 8.0 6.8 92 1.2 7.3 282 23 288.6 289.8 284.5 307.8 6.80 5 873 1268 5.0 5.0 100 0.0 5.0 287 22 289.2 290.3 284.2 307.0 6.27 6 850 1486 3.8 3.6 99 0.2 3.7 290 21 290.1 291.2 284.1 306.8 5.83 7 788 2099 1.0 0.7 98 0.3 0.8 288 25 293.5 294.4 284.7 308.4 5.11 8 700 3044 -3.9 -3.9 100 0.0 -3.9 285 31 298.2 298.9 285.5 310.4 4.09 9 657 3552 -6.3 -6.3 100 0.0 -6.3 285 35 300.9 301.6 286.0 312.0 3.63 10 652 3613 -6.7 -6.9 98 0.2 -6.8 285 35 301.1 301.8 285.9 311.8 3.49 11 638 3785 -7.9 -8.9 93 1.0 -8.3 285 36 301.6 302.2 285.7 311.0 3.06 12 636 3810 2.0 0.9 92 1.1 1.4 285 36 313.2 314.4 292.6 333.3 6.44 13 500 5710 -18.3 -21.2 78 2.9 -19.0 285 50 310.7 311.0 287.2 315.4 1.41 14 481 5999 -20.1 -22.2 83 2.1 -20.6 286 51 312.0 312.2 287.6 316.4 1.34 15 400 7340 -30.7 -32.9 81 2.2 -31.0 290 54 315.1 315.2 287.8 317.2 0.60 16 300 9310 -47.3 -51.4 63 4.1 -47.4 310 69 318.7 318.7 288.5 319.1 0.11 17 250 10490 -56.7 -61.6 54 4.9 -56.8 320 83 321.8 321.8 289.3 321.9 0.04 18 244 10643 -58.1 -63.1 53 5.0 -58.2 322 85 321.9 321.9 289.4 322.0 0.03 19 238 10799 -59.5 -63.7 58 4.2 -59.6 323 86 322.1 322.1 289.4 322.2 0.03 20 230 11011 -61.1 -63.9 69 2.8 -61.2 326 88 322.8 322.8 289.6 323.0 0.03 21 213 11481 -65.3 -70.1 51 4.8 -65.3 331 93 323.5 323.5 289.8 323.5 0.01 22 205 11712 -67.5 -72.0 53 4.5 -67.5 334 96 323.6 323.6 289.9 323.6 0.01 23 201 11830 -68.1 -72.8 51 4.7 -68.2 335 97 324.4 324.4 290.1 324.4 0.01 24 200 11860 -68.3 -73.0 51 4.7 -68.3 335 97 324.6 324.6 290.2 324.6 0.01 25 190 12167 -69.3 -73.3 56 4.0 -69.3 340 75 327.8 327.8 291.1 327.8 0.01 26 183 12390 -69.7 -72.7 65 3.0 -69.7 337 72 330.7 330.7 291.9 330.7 0.01 27 150 13590 -64.1 -74.1 24 10.0 -64.2 320 54 359.7 359.7 298.7 359.7 0.01 28 100 16080 -64.1 -83.1 6 19.0 -64.3 330 35 403.9 403.9 305.7 403.9 0.00 29 99 16141 -64.5 -86.5 3 22.0 -64.7 330 35 404.3 404.3 305.7 404.3 0.00 30 94 16460 -61.3 -84.3 3 23.0 -61.6 329 35 416.6 416.6 307.3 416.6 0.00 31 88 16866 -62.9 -90.9 1 28.0 -63.1 328 34 421.3 421.3 307.9 421.3 0.00 32 74 17923 -66.1 -94.1 1 28.0 -66.3 326 33 436.0 436.0 309.4 436.0 0.00 33 70 18260 -64.9 -92.9 1 28.0 -65.1 325 33 445.5 445.5 310.4 445.5 0.00 34 56 19621 -64.5 -92.5 1 28.0 -64.8 325 30 475.8 475.8 313.1 475.8 0.00 35 50 20310 -66.7 -93.7 1 27.0 -67.0 325 29 486.3 486.3 314.0 486.3 0.00 36 30 23390 -68.3 -95.3 1 27.0 -68.7 325 52 558.4 558.4 318.6 558.4 0.00 37 20 25810 -69.5 -94.5 1 25.0 -69.9 305 64 623.4 623.4 321.6 623.4 0.00 38 11 29366 -70.7 -93.7 2 23.0 -71.3 735.3 735.3 325.5 735.4 0.01 TRP 190 12167 -69.3 -73.3 56 4.0 -69.3 340 75 327.8 327.8 291.1 327.8 0.01 WND 201 11830 -68.1 -72.8 51 4.7 -68.2 335 97 324.4 324.4 290.1 324.4 0.01 Sounding variables and indices 1000-500 mb thick: 5570.00 m Freezing level: 770.04 mb = 2291.91 m = 7519.30 ft Freezing level: 636.40 mb = 3805.29 m = 12484.39 ft Freezing level: 622.60 mb = 3997.56 m = 13115.19 ft Wetbulb zero: 772.42 mb = 2258.38 m = 7409.29 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 91.75 % Est. max temperature: 17.06 C = 62.70 F Sfc-Lift cond lev (LCL): 949.29 mb = 575.68 m = 1888.69 ft T: 10.48 C 700-500 lapse rate: 5.40 C/km ThetaE index: 5.85 C Layer 1000.0- 981.0 mb Conv cond level (CCL): 901.12 mb = 1007.65 m = 3305.88 ft Mean mixing ratio: 7.04 g/kg Conv temperature: 15.76 C = 60.36 F Cap Strength: 12.23 C Lifted Index: 5.47 C Risk: None Lifted Index @300 mb: 7.99 C Lifted Index @700 mb: 1.35 C Showalter Index: 6.06 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.10 C Cross Totals Index: 21.90 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 135.20 Risk: None Energy Index: 1.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.89 J/kg Max Up Vert Vel: 4.22 m/s Conv Inhibition (B-): 5.19 J/kg Cap Strength: 12.09 C Lift Cond Lev (LCL): 913.18 mb = 898.45 m = 2947.62 ft Lev Free Conv (LFC): 878.18 mb = 1219.65 m = 4001.42 ft Equ Level (EL): 818.18 mb = 1794.87 m = 5888.60 ft B at Equ Level: 8.59 J/kg Max Parcel Lev (MPL): 758.18 mb = 2406.93 m = 7896.66 ft Wind level data Storm motion: 315 at 24 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 123 210 3 1.5 2.6 | 142 25 -15.6 19.8 1 1000 140 245 3 2.7 1.3 | 142 23 -14.4 18.5 2 925 792 280 23 22.7 -4.0 | 203 14 5.5 13.2 3 850 1486 290 21 19.7 -7.2 | 195 10 2.6 10.0 4 700 3044 285 31 29.9 -8.0 | 234 16 12.8 9.2 5 500 5710 285 50 48.3 -12.9 | 262 31 31.2 4.3 6 400 7340 290 54 50.7 -18.5 | 272 34 33.6 -1.3 7 300 9310 310 69 52.9 -44.4 | 307 45 35.7 -27.2 8 250 10490 320 83 53.4 -63.6 | 322 59 36.2 -46.4 9 201 11830 335 97 41.0 -87.9 | 341 75 23.9 -70.7 10 200 11860 335 97 41.0 -87.9 | 341 75 23.9 -70.7 11 190 12167 340 75 25.7 -70.5 | 351 54 8.5 -53.3 12 150 13590 320 54 34.7 -41.4 | 324 30 17.6 -24.2 13 100 16080 330 35 17.5 -30.3 | 358 13 0.4 -13.1 14 70 18260 325 33 18.9 -27.0 | 350 10 1.8 -9.8 15 50 20310 325 29 16.6 -23.8 | 4 7 -0.5 -6.6 16 30 23390 325 52 29.8 -42.6 | 333 28 12.7 -25.4 17 20 25810 305 64 52.4 -36.7 | 299 40 35.3 -19.5 Wind Parameters Mean winds (0-6000m): 285.1 at 32.4 knts Storm direction: 315.1 at 24.3 knts Shear (0-3000m) pos: 3.7 neg: 1.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 94.3 deg Storm rel helicity (0-3000m) pos: 128.8 neg: -4.6 tot: 124.2 m^2/s^2 ave: 41.4 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 69.57 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 ------------------------------------------------------------------------------- 500 267 10 158 19| 17.1 0.0 17.1| 78.4 0.0 78.4 156.8 0.86| 17.3 14.9 1000 279 16 175 15| 11.0 0.0 11.0|100.7 -2.1 98.6 98.6 0.78| 12.8 9.9 1500 283 18 181 13| 7.4 0.0 7.4|102.6 -4.6 98.0 65.3 0.69| 9.5 6.6 2000 284 19 187 13| 5.5 0.8 6.4|111.4 -4.6 106.8 53.4 0.72| 8.0 5.7 2500 285 21 194 12| 4.4 1.4 5.8|120.0 -4.6 115.4 46.2 0.72| 7.0 5.1 3000 285 22 201 12| 3.7 1.7 5.4|128.8 -4.6 124.2 41.4 0.72| 6.4 4.6 4000 285 25 215 13| 2.8 2.2 5.0|151.7 -4.6 147.1 36.8 0.71| 5.8 4.1 5000 285 29 228 14| 2.2 2.5 4.7|174.7 -4.6 170.1 34.0 0.68| 5.3 3.6 6000 285 32 238 17| 2.0 2.4 4.4|200.0 -4.6 195.4 32.6 0.67| 4.9 3.3 Wrote GIF file: /home/apache/climate/data/raob//EP425/skewt/EP425.skewt.20251209.11.gif