UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for EP374... Searching the city database file for: EP374 ... Date:0000Z 22 APR 25 Station: EP374 WMO ident: 12374 Latitude: 52.40 Longitude: 20.97 ------------------------------------------------------------------------------- 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 1000 106 12.2 9.0 81 3.2 10.4 90 1 285.4 286.6 283.5 305.4 7.21 1 994 156 18.4 8.4 52 10.0 12.6 95 2 292.1 293.3 286.1 312.0 6.97 2 981 268 20.6 6.6 40 14.0 12.6 106 3 295.4 296.5 286.6 313.5 6.23 3 979 285 20.4 7.4 43 13.0 12.9 108 3 295.3 296.5 286.9 314.6 6.60 4 925 763 16.6 5.6 48 11.0 10.4 155 9 296.3 297.4 286.9 314.3 6.17 5 850 1475 10.0 3.0 62 7.0 6.3 170 7 296.6 297.6 286.4 313.1 5.59 6 742 2585 0.0 -1.0 93 1.0 -0.5 191 7 297.5 298.4 285.9 311.7 4.79 7 714 2892 -1.9 -3.9 86 2.0 -2.8 197 7 298.7 299.4 285.6 310.7 4.01 8 700 3050 -1.9 -9.9 54 8.0 -5.0 200 7 300.4 300.9 284.7 308.3 2.57 9 695 3107 -2.3 -11.3 50 9.0 -5.6 200 7 300.6 301.0 284.5 307.7 2.32 10 679 3292 -1.5 -13.5 39 12.0 -5.8 201 8 303.5 303.8 285.2 309.7 1.99 11 678 3304 -1.5 -13.5 39 12.0 -5.8 201 9 303.6 304.0 285.2 309.9 1.99 12 554 4884 -11.5 -22.5 40 11.0 -14.4 210 18 309.8 310.0 286.6 313.6 1.13 13 500 5660 -18.5 -24.5 59 6.0 -19.8 215 23 310.5 310.7 286.8 314.0 1.05 14 434 6697 -27.5 -30.0 79 2.5 -27.9 221 28 311.9 312.0 286.9 314.4 0.73 15 400 7280 -31.3 -38.3 50 7.0 -32.1 225 31 314.3 314.4 287.3 315.6 0.35 16 363 7957 -37.1 -49.1 28 12.0 -37.8 218 31 315.4 315.4 287.3 315.9 0.12 17 355 8110 -38.5 -43.5 59 5.0 -38.9 217 31 315.5 315.6 287.5 316.4 0.23 18 350 8207 -39.1 -51.1 27 12.0 -39.7 216 31 316.0 316.0 287.5 316.4 0.10 19 301 9218 -48.3 -51.6 69 3.3 -48.4 205 31 317.0 317.0 287.9 317.4 0.11 20 300 9240 -48.5 -51.9 68 3.4 -48.6 205 31 317.0 317.0 287.9 317.4 0.11 21 272 9875 -54.1 -58.3 60 4.2 -54.2 208 35 317.9 317.9 288.1 318.1 0.05 22 250 10410 -58.5 -63.0 56 4.5 -58.6 210 38 319.1 319.1 288.5 319.2 0.03 23 217 11286 -65.9 -70.8 50 4.9 -66.0 235 35 320.8 320.8 289.0 320.9 0.01 24 211 11457 -63.9 -68.9 50 5.0 -64.0 220 30 326.5 326.5 290.7 326.6 0.02 25 206 11606 -60.5 -74.5 14 14.0 -60.6 206 26 334.1 334.1 292.8 334.1 0.01 26 200 11790 -60.7 -75.7 12 15.0 -60.8 190 21 336.6 336.6 293.5 336.7 0.01 27 188 12179 -58.1 -78.1 6 20.0 -58.3 194 19 346.8 346.8 295.9 346.9 0.00 28 167 12937 -52.3 -81.3 2 29.0 -52.8 203 16 368.5 368.5 300.3 368.5 0.00 29 150 13630 -54.3 -83.3 2 29.0 -54.7 210 13 376.5 376.5 301.7 376.5 0.00 30 100 16230 -54.3 -84.3 1 30.0 -54.9 180 3 422.8 422.8 308.0 422.8 0.00 31 70 18510 -54.7 -84.7 1 30.0 -55.5 240 5 467.4 467.4 312.4 467.4 0.00 32 50 20650 -56.3 -85.3 1 29.0 -57.2 280 9 510.8 510.8 315.7 510.8 0.01 33 48 20909 -57.1 -86.1 1 29.0 -57.9 291 9 514.9 514.9 315.9 514.9 0.00 34 30 23900 -55.1 -85.1 1 30.0 -56.6 55 5 594.4 594.4 320.3 594.5 0.01 35 20 26490 -54.7 -85.7 1 31.0 -57.0 65 5 668.7 668.7 323.4 668.8 0.01 36 15 28334 -53.9 -85.9 1 32.0 -56.9 728.7 728.8 325.3 728.9 0.02 TRP 217 11286 -65.9 -70.8 50 4.9 -66.0 235 35 320.8 320.8 289.0 320.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5553.64 m Freezing level: 742.00 mb = 2584.89 m = 8480.51 ft Wetbulb zero: 749.63 mb = 2501.30 m = 8206.28 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 55.12 % Est. max temperature: 23.47 C = 74.25 F Sfc-Lift cond lev (LCL): 952.88 mb = 512.86 m = 1682.60 ft T: 18.59 C 700-500 lapse rate: 6.36 C/km ThetaE index: 6.83 C Layer 925.0- 679.0 mb Conv cond level (CCL): 779.12 mb = 2186.12 m = 7172.23 ft Mean mixing ratio: 6.37 g/kg Conv temperature: 24.07 C = 75.33 F Cap Strength: 2.72 C Lifted Index: 1.46 C Risk: Showers probable Lifted Index @300 mb: 2.57 C Lifted Index @700 mb: 0.37 C Showalter Index: 1.93 C Risk: Showers probable Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 21.50 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 93.00 Risk: None Energy Index: 0.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.19 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 75.34 J/kg Cap Strength: 2.69 C Lift Cond Lev (LCL): 801.38 mb = 1956.12 m = 6417.63 ft Lev Free Conv (LFC): 746.38 mb = 2536.85 m = 8322.90 ft Equ Level (EL): 696.38 mb = 3091.26 m = 10141.80 ft B at Equ Level: 21.93 J/kg Max Parcel Lev (MPL): 666.38 mb = 3439.28 m = 11283.59 ft Wind level data Storm motion: 232 at 9 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 1000 106 90 1 -1.0 0.0 | 56 10 -8.0 -5.4 1 925 763 155 9 -3.8 8.2 | 104 11 -10.8 2.8 2 850 1475 170 7 -1.2 6.9 | 100 8 -8.2 1.5 3 700 3050 200 7 2.4 6.6 | 104 5 -4.6 1.2 4 500 5660 215 23 13.2 18.8 | 205 15 6.2 13.4 5 400 7280 225 31 21.9 21.9 | 222 22 14.9 16.5 6 300 9240 205 31 13.1 28.1 | 195 24 6.1 22.7 7 250 10410 210 38 19.0 32.9 | 204 30 12.0 27.5 8 217 11286 235 35 28.7 20.1 | 236 26 21.7 14.7 9 200 11790 190 21 3.6 20.7 | 168 16 -3.4 15.3 10 150 13630 210 13 6.5 11.3 | 175 6 -0.5 5.9 11 100 16230 180 3 0.0 3.0 | 71 7 -7.0 -2.4 12 70 18510 240 5 4.3 2.5 | 43 4 -2.7 -2.9 13 50 20650 280 9 8.9 -1.6 | 345 7 1.9 -7.0 14 30 23900 55 5 -4.1 -2.9 | 53 14 -11.1 -8.3 15 20 26490 65 5 -4.5 -2.1 | 57 14 -11.5 -7.5 Wind Parameters Mean winds (0-6000m): 202.4 at 11.8 knts Storm direction: 232.4 at 8.8 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 52.5 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -1.5 tot: 27.9 m^2/s^2 ave: 9.3 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.89 Bulk Shear: 12.80 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 ------------------------------------------------------------------------------- 500 150 4 78 9| 6.7 0.0 6.7| 19.5 0.0 19.5 38.9 0.93| 7.3 6.8 1000 154 6 91 10| 4.0 0.0 4.0| 28.0 -0.4 27.6 27.6 0.82| 5.8 4.8 1500 159 7 95 9| 2.4 0.0 2.4| 28.1 -1.5 26.6 17.8 0.68| 4.5 3.1 2000 163 7 97 9| 1.8 0.0 1.8| 28.7 -1.5 27.2 13.6 0.65| 3.7 2.4 2500 168 7 98 8| 1.5 0.0 1.5| 29.0 -1.5 27.5 11.0 0.61| 3.2 1.9 3000 173 7 100 8| 1.3 0.0 1.3| 29.4 -1.5 27.9 9.3 0.58| 2.9 1.7 4000 184 8 109 7| 1.8 0.0 1.8| 37.3 -1.5 35.7 8.9 0.67| 2.9 2.0 5000 194 10 129 6| 2.1 0.0 2.1| 46.7 -1.5 45.2 9.0 0.66| 3.0 2.0 6000 202 12 155 6| 2.2 0.0 2.2| 59.6 -1.5 58.1 9.7 0.64| 3.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20250422.00.gif