UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 29 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 8 SFC 986 124 8.0 3.1 71 4.9 5.6 180 5 282.3 283.1 279.4 295.8 4.85 2 980 174 5.8 -0.2 65 6.0 3.2 183 6 280.6 281.2 277.3 291.3 3.84 3 925 644 2.0 -2.0 75 4.0 0.3 210 15 281.4 282.0 277.3 291.4 3.56 4 864 1190 -1.7 -4.2 83 2.5 -2.7 226 13 283.0 283.6 277.7 292.2 3.24 5 850 1320 -2.3 -4.6 84 2.3 -3.2 230 13 283.7 284.3 278.0 292.8 3.19 6 842 1395 -2.5 -4.8 84 2.3 -3.4 229 13 284.3 284.8 278.3 293.4 3.17 7 773 2070 -5.3 -8.5 78 3.2 -6.4 218 10 288.3 288.8 279.5 295.9 2.60 8 700 2842 -9.9 -13.3 76 3.4 -10.9 205 7 291.5 291.9 280.2 297.4 1.96 9 572 4373 -19.5 -23.6 70 4.1 -20.3 232 11 297.6 297.8 281.7 300.8 1.00 10 500 5360 -26.5 -30.8 67 4.3 -27.1 250 13 300.7 300.8 282.4 302.7 0.59 11 415 6676 -36.3 -41.1 61 4.8 -36.7 271 21 304.6 304.6 283.6 305.5 0.25 12 400 6930 -38.5 -43.5 59 5.0 -38.8 275 23 305.0 305.0 283.7 305.7 0.20 13 300 8830 -55.3 -61.3 47 6.0 -55.4 250 25 307.4 307.4 284.4 307.5 0.03 14 294 8959 -56.3 -62.3 47 6.0 -56.4 250 25 307.8 307.8 284.5 307.9 0.03 15 250 10000 -53.5 -59.5 48 6.0 -53.7 280 25 326.5 326.5 290.8 326.7 0.05 16 200 11440 -49.5 -58.5 34 9.0 -49.8 285 25 354.4 354.4 297.6 354.7 0.07 17 191 11742 -48.9 -58.9 30 10.0 -49.3 285 25 360.0 360.1 298.8 360.4 0.07 18 150 13330 -49.1 -63.1 18 14.0 -49.7 285 25 385.5 385.5 303.2 385.7 0.05 19 124 14577 -50.3 -66.3 13 16.0 -51.0 287 21 404.8 404.9 305.9 405.1 0.04 20 100 15980 -50.9 -68.9 10 18.0 -51.7 290 17 429.4 429.4 308.8 429.6 0.04 21 70 18310 -49.3 -69.3 8 20.0 -50.5 260 13 478.9 478.9 313.4 479.2 0.05 22 60 19314 -51.3 -72.3 6 21.0 -52.5 246 15 496.0 496.0 314.7 496.3 0.04 23 50 20500 -50.3 -72.3 6 22.0 -51.9 230 17 524.9 525.0 316.6 525.2 0.04 24 42 21638 -49.1 -71.1 6 22.0 -51.1 225 16 554.7 554.8 318.4 555.2 0.06 25 33 23209 -51.7 -74.7 5 23.0 -53.7 218 15 587.5 587.5 320.0 587.8 0.05 26 31 23616 -49.3 -73.3 4 24.0 -51.9 216 15 604.5 604.6 320.8 605.0 0.06 27 30 23830 -50.5 -74.5 4 24.0 -52.9 215 15 607.0 607.0 320.9 607.4 0.05 28 20 26480 -50.3 -74.3 4 24.0 -53.6 195 13 682.2 682.2 323.9 682.9 0.08 29 17 27545 -48.5 -73.5 4 25.0 -52.7 720.4 720.5 325.1 721.4 0.11 TRP 294 8959 -56.3 -62.3 47 6.0 -56.4 250 25 307.8 307.8 284.5 307.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5352.00 m Freezing level: 892.03 mb = 939.26 m = 3081.52 ft Wetbulb zero: 918.62 mb = 699.45 m = 2294.76 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 74.44 % Est. max temperature: 10.33 C = 50.60 F Sfc-Lift cond lev (LCL): 914.84 mb = 732.45 m = 2403.02 ft T: 1.40 C 700-500 lapse rate: 6.59 C/km ThetaE index: 4.50 C Layer 980.0- 925.0 mb Conv cond level (CCL): 820.71 mb = 1597.21 m = 5240.14 ft Mean mixing ratio: 3.64 g/kg Conv temperature: 11.20 C = 52.15 F Cap Strength: 7.14 C Lifted Index: 8.55 C Risk: None Lifted Index @300 mb: 11.24 C Lifted Index @700 mb: 4.67 C Showalter Index: 7.61 C Risk: None Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 21.90 C K Index: 16.20 Risk: < 20 % chance of thunderstorms Sweat Index: 39.00 Risk: None Energy Index: 2.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.61 J/kg Max Up Vert Vel: 3.64 m/s Conv Inhibition (B-): 53278.86 J/kg Cap Strength: 8.47 C Lift Cond Lev (LCL): 872.92 mb = 1107.95 m = 3634.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 261 at 8 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 ---------------------------------------------------------- 0 986 124 180 5 0.0 5.0 | 114 9 -8.3 3.7 1 925 644 210 15 7.5 13.0 | 176 12 -0.8 11.7 2 850 1320 230 13 10.0 8.4 | 193 7 1.7 7.1 3 700 2842 205 7 3.0 6.3 | 134 7 -5.3 5.1 4 500 5360 250 13 12.2 4.4 | 231 5 4.0 3.2 5 400 6930 275 23 22.9 -2.0 | 283 15 14.7 -3.3 6 300 8830 250 25 23.5 8.6 | 244 17 15.2 7.3 7 294 8959 250 25 23.5 8.6 | 244 17 15.2 7.3 8 250 10000 280 25 24.6 -4.3 | 289 17 16.4 -5.6 9 200 11440 285 25 24.1 -6.5 | 296 18 15.9 -7.7 10 150 13330 285 25 24.1 -6.5 | 296 18 15.9 -7.7 11 100 15980 290 17 16.0 -5.8 | 313 10 7.7 -7.1 12 70 18310 260 13 12.8 2.3 | 258 5 4.5 1.0 13 50 20500 230 17 13.0 10.9 | 206 11 4.8 9.7 14 30 23830 215 15 8.6 12.3 | 182 11 0.3 11.0 15 20 26480 195 13 3.4 12.6 | 157 12 -4.9 11.3 Wind Parameters Mean winds (0-6000m): 231.2 at 11.1 knts Storm direction: 261.2 at 8.4 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 26.3 deg Storm rel helicity (0-3000m) pos: 38.3 neg: -13.7 tot: 24.5 m^2/s^2 ave: 8.2 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.71 Bulk Shear: 3.87 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 ------------------------------------------------------------------------------- 500 202 10 150 9| 10.8 0.0 10.8| 28.4 0.0 28.4 56.7 0.97| 11.2 10.9 1000 211 12 167 9| 5.4 0.0 5.4| 35.3 0.0 35.3 35.3 0.88| 7.7 6.7 1500 216 12 174 9| 3.1 0.0 3.1| 36.8 -3.0 33.8 22.5 0.68| 6.2 4.2 2000 218 12 173 8| 2.3 0.6 3.0| 36.8 -7.6 29.2 14.6 0.48| 5.3 2.5 2500 218 11 170 8| 1.8 1.0 2.8| 36.8 -12.0 24.8 9.9 0.32| 4.7 1.5 3000 217 11 166 7| 1.5 0.8 2.4| 38.3 -13.7 24.5 8.2 0.30| 4.2 1.3 4000 218 10 164 7| 1.6 0.6 2.2| 43.8 -13.7 30.0 7.5 0.38| 3.6 1.4 5000 223 10 170 6| 1.6 0.5 2.1| 49.4 -13.7 35.6 7.1 0.46| 3.3 1.5 6000 231 11 184 6| 1.9 0.4 2.3| 58.0 -13.7 44.3 7.4 0.50| 3.4 1.7 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250429.12.gif