UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for EP374... Searching the city database file for: EP374 ... Date:1200Z 18 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 ------------------------------------------------------------------------------- 0 1000 88 240 3 SFC 999 97 24.8 12.8 47 12.0 17.1 240 3 298.0 299.7 290.3 325.2 9.33 2 993 149 22.2 12.2 53 10.0 16.0 232 3 295.9 297.6 289.4 322.0 9.02 3 948 550 18.8 11.8 64 7.0 14.4 172 6 296.4 298.1 289.7 323.1 9.20 4 925 761 17.4 10.4 63 7.0 13.1 140 7 297.1 298.7 289.4 322.1 8.59 5 921 798 16.8 10.8 68 6.0 13.1 142 8 296.9 298.5 289.5 322.6 8.86 6 877 1214 15.6 4.6 48 11.0 9.5 159 13 299.8 300.9 288.1 317.8 6.07 7 850 1479 13.6 4.6 54 9.0 8.6 170 17 300.4 301.5 288.4 319.0 6.26 8 700 3079 1.6 -0.5 86 2.1 0.5 175 29 304.3 305.2 288.8 320.3 5.27 9 647 3707 -2.7 -3.8 92 1.1 -3.2 173 29 306.3 307.1 288.8 320.1 4.46 10 572 4672 -8.9 -8.9 100 0.0 -8.9 169 30 310.0 310.7 289.0 320.8 3.41 11 510 5550 -14.5 -17.6 77 3.1 -15.4 166 31 313.6 313.9 288.6 319.8 1.88 12 500 5700 -15.3 -18.5 76 3.2 -16.2 165 31 314.4 314.7 288.8 320.3 1.78 13 487 5899 -16.3 -22.3 60 6.0 -17.9 163 30 315.5 315.8 288.7 320.0 1.31 14 443 6606 -22.5 -23.6 91 1.1 -22.8 157 27 316.4 316.6 289.0 320.7 1.29 15 434 6757 -23.5 -28.3 65 4.8 -24.4 155 26 317.0 317.1 288.7 319.9 0.86 16 410 7172 -27.1 -30.0 76 2.9 -27.6 152 24 317.5 317.7 288.8 320.2 0.77 17 400 7350 -28.3 -32.3 68 4.0 -28.9 150 23 318.2 318.3 288.9 320.5 0.64 18 300 9340 -44.7 -53.7 36 9.0 -45.1 145 33 322.4 322.4 289.6 322.7 0.09 19 291 9543 -46.5 -57.5 28 11.0 -46.9 146 33 322.6 322.6 289.6 322.8 0.06 20 257 10353 -53.9 -58.4 58 4.5 -54.0 149 31 323.4 323.4 289.9 323.6 0.06 21 250 10530 -55.1 -59.3 59 4.2 -55.2 150 31 324.1 324.2 290.1 324.4 0.05 22 235 10922 -58.7 -60.8 77 2.1 -58.7 154 30 324.5 324.5 290.2 324.7 0.05 23 203 11829 -64.9 -68.5 61 3.6 -64.9 165 27 328.6 328.6 291.3 328.7 0.02 24 200 11920 -64.5 -68.4 59 3.9 -64.6 165 27 330.6 330.6 291.9 330.7 0.02 25 196 12043 -64.5 -70.5 43 6.0 -64.6 166 27 332.5 332.5 292.4 332.6 0.01 26 194 12106 -60.1 -74.1 14 14.0 -60.2 167 27 340.5 340.5 294.4 340.6 0.01 27 189 12269 -58.3 -80.3 4 22.0 -58.5 168 27 346.0 346.0 295.7 346.0 0.00 28 181 12540 -59.7 -77.7 8 18.0 -59.9 170 28 348.0 348.0 296.2 348.0 0.01 29 150 13730 -52.9 -81.9 2 29.0 -53.4 180 29 378.9 378.9 302.1 378.9 0.00 30 143 14038 -51.5 -82.5 1 31.0 -52.1 185 26 386.6 386.6 303.3 386.6 0.00 31 100 16330 -55.9 -84.9 1 29.0 -56.4 220 5 419.7 419.7 307.7 419.7 0.00 32 76 18069 -59.1 -86.1 2 27.0 -59.5 185 5 447.3 447.3 310.6 447.3 0.00 33 70 18590 -55.9 -84.9 1 29.0 -56.6 175 5 464.8 464.8 312.2 464.8 0.00 34 66 18965 -54.9 -84.9 1 30.0 -55.7 153 5 474.9 474.9 313.0 474.9 0.00 35 50 20730 -57.3 -85.3 2 28.0 -58.1 50 5 508.4 508.4 315.5 508.5 0.01 36 30 24000 -51.5 -83.5 1 32.0 -53.7 604.2 604.2 320.8 604.3 0.01 37 27 24682 -53.9 -83.9 1 30.0 -55.8 616.0 616.0 321.3 616.1 0.01 38 20 26620 -52.3 -84.3 1 32.0 -55.1 676.1 676.1 323.6 676.2 0.02 39 12 29923 -52.1 -84.1 1 32.0 -56.2 783.1 783.2 326.8 783.4 0.03 40 10 31110 -49.5 -83.5 1 34.0 -55.2 834.8 834.8 328.1 835.1 0.04 41 9.4 31517 -47.5 -82.5 1 35.0 -54.3 857.3 857.3 328.5 857.7 0.05 42 7.3 33183 -48.9 -82.9 1 34.0 -56.0 915.8 915.9 329.7 916.4 0.06 TRP 203 11829 -64.9 -68.5 61 3.6 -64.9 165 27 328.6 328.6 291.3 328.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5612.00 m Freezing level: 680.28 mb = 3312.84 m = 10868.75 ft Wetbulb zero: 692.27 mb = 3167.66 m = 10392.46 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 77.22 % Est. max temperature: 27.18 C = 80.93 F Sfc-Lift cond lev (LCL): 837.47 mb = 1601.40 m = 5253.89 ft T: 12.68 C 700-500 lapse rate: 6.45 C/km ThetaE index: 4.77 C Layer 877.0- 850.0 mb Conv cond level (CCL): 779.54 mb = 2192.08 m = 7191.79 ft Mean mixing ratio: 8.82 g/kg Conv temperature: 28.94 C = 84.09 F Cap Strength: 3.66 C Lifted Index: -0.20 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.57 C Lifted Index @700 mb: 0.20 C Showalter Index: 1.61 C Risk: Showers probable Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 19.90 C K Index: 31.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 120.20 Risk: None Energy Index: 0.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 98.38 J/kg Max Up Vert Vel: 14.03 m/s Conv Inhibition (B-): 160.89 J/kg Cap Strength: 3.66 C Lift Cond Lev (LCL): 842.90 mb = 1548.08 m = 5078.94 ft Lev Free Conv (LFC): 677.90 mb = 3335.00 m = 10941.47 ft Equ Level (EL): 487.90 mb = 5885.40 m = 19308.82 ft B at Equ Level: 55.80 J/kg Max Parcel Lev (MPL): 227.90 mb = 11112.15 m = 36456.75 ft Wind level data Storm motion: 200 at 18 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 ---------------------------------------------------------- 0 999 97 240 3 2.6 1.5 | 12 15 -3.3 -15.1 1 925 761 140 7 -4.5 5.4 | 43 15 -10.4 -11.3 2 850 1479 170 17 -3.0 16.7 | 91 9 -8.9 0.1 3 700 3079 175 29 -2.5 28.9 | 145 15 -8.4 12.3 4 500 5700 165 31 -8.0 29.9 | 134 19 -13.9 13.3 5 400 7350 150 23 -11.5 19.9 | 101 18 -17.4 3.3 6 300 9340 145 33 -18.9 27.0 | 113 27 -24.8 10.4 7 250 10530 150 31 -15.5 26.8 | 116 24 -21.4 10.2 8 203 11829 165 27 -7.0 26.1 | 126 16 -12.9 9.5 9 200 11920 165 27 -7.0 26.1 | 126 16 -12.9 9.5 10 150 13730 180 29 0.0 29.0 | 154 14 -5.9 12.4 11 100 16330 220 5 3.2 3.8 | 12 13 -2.7 -12.8 12 70 18590 175 5 -0.4 5.0 | 29 13 -6.3 -11.6 13 50 20730 50 5 -3.8 -3.2 | 26 22 -9.7 -19.8 Wind Parameters Mean winds (0-6000m): 169.6 at 23.5 knts Storm direction: 199.6 at 17.6 knts Shear (0-3000m) pos: 3.2 neg: 2.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 133.1 deg Storm rel helicity (0-3000m) pos: 86.6 neg: 0.0 tot: 86.6 m^2/s^2 ave: 28.9 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 4.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 2.05 Bulk Shear: 48.07 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 ------------------------------------------------------------------------------- 500 175 4 27 14| 0.0 6.2 6.2| 17.9 0.0 17.9 35.8 0.77| 6.8 5.3 1000 156 6 39 14| 0.0 6.1 6.1| 41.6 0.0 41.6 41.6 0.80| 7.4 5.9 1500 163 9 48 12| 2.6 4.1 6.6| 59.2 0.0 59.2 39.5 0.82| 7.5 6.2 2000 167 12 60 10| 2.9 3.0 5.9| 68.1 0.0 68.1 34.1 0.84| 6.6 5.5 2500 169 14 73 9| 3.1 2.4 5.5| 77.4 0.0 77.4 30.9 0.83| 6.1 5.1 3000 171 17 88 9| 3.2 2.0 5.2| 86.6 0.0 86.6 28.9 0.82| 5.7 4.7 4000 172 20 108 9| 2.4 1.8 4.1| 86.6 -5.5 81.2 20.3 0.73| 4.5 3.3 5000 171 22 118 11| 1.9 1.6 3.5| 86.6 -11.6 75.0 15.0 0.66| 3.9 2.5 6000 170 24 123 12| 1.6 1.4 3.0| 86.6 -28.9 57.7 9.6 0.51| 3.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//EP374/skewt/EP374.skewt.20250418.12.gif