UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 9 OCT 25 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 1010 132 -7.5 -15.5 53 8.0 -9.4 290 1 264.9 265.1 263.2 268.0 1.13 1 1006 163 -7.5 -10.6 78 3.1 -8.4 292 2 265.2 265.5 264.5 269.8 1.69 2 1000 209 -8.1 -11.4 77 3.3 -8.9 295 3 265.0 265.3 264.2 269.4 1.60 3 925 809 -12.5 -15.3 80 2.8 -13.1 330 13 266.5 266.7 264.6 270.0 1.26 4 850 1448 -17.1 -19.2 84 2.1 -17.5 345 11 268.2 268.4 265.3 271.0 0.98 5 758 2297 -23.3 -26.8 73 3.5 -23.8 336 15 270.5 270.5 266.1 272.1 0.56 6 700 2877 -25.1 -29.0 70 3.9 -25.6 330 17 274.7 274.8 268.8 276.2 0.50 7 670 3194 -26.7 -31.2 66 4.5 -27.2 325 18 276.4 276.4 269.7 277.6 0.42 8 500 5240 -42.3 -48.3 52 6.0 -42.5 295 23 281.5 281.5 272.2 281.8 0.10 9 484 5458 -44.1 -49.1 57 5.0 -44.3 291 24 281.9 281.9 272.4 282.2 0.09 10 435 6167 -47.1 -52.1 56 5.0 -47.2 280 29 286.8 286.8 275.1 287.1 0.07 11 400 6720 -47.7 -53.7 50 6.0 -47.9 275 33 293.0 293.0 278.3 293.2 0.06 12 324 8105 -49.9 -57.9 38 8.0 -50.1 279 17 308.2 308.2 284.7 308.3 0.05 13 300 8610 -48.9 -57.9 34 9.0 -49.1 280 11 316.4 316.4 287.6 316.6 0.05 14 250 9810 -47.5 -60.5 21 13.0 -47.9 350 5 335.4 335.5 293.2 335.6 0.04 15 200 11290 -47.5 -65.5 11 18.0 -48.1 335 9 357.6 357.6 298.2 357.7 0.03 16 196 11423 -46.5 -64.5 11 18.0 -47.1 333 9 361.2 361.2 299.0 361.4 0.03 17 195 11457 -46.5 -64.5 11 18.0 -47.1 332 9 361.7 361.8 299.1 361.9 0.03 18 150 13180 -48.9 -70.9 6 22.0 -49.6 305 7 385.8 385.8 303.2 385.9 0.02 19 126 14323 -51.1 -74.1 5 23.0 -51.7 301 6 401.6 401.6 305.4 401.6 0.01 20 100 15830 -51.3 -76.3 4 25.0 -52.1 295 5 428.6 428.6 308.7 428.7 0.01 21 70 18130 -53.1 -77.1 4 24.0 -54.0 290 13 470.8 470.8 312.7 470.9 0.02 22 66 18508 -53.7 -77.7 4 24.0 -54.6 285 13 477.5 477.5 313.2 477.6 0.01 23 50 20300 -51.5 -76.5 3 25.0 -52.9 260 11 522.1 522.1 316.4 522.3 0.02 24 34 22812 -49.1 -74.1 4 25.0 -51.5 234 19 589.3 589.3 320.1 589.7 0.05 25 31 23416 -50.1 -75.1 4 25.0 -52.5 227 20 602.4 602.4 320.7 602.7 0.05 26 30 23630 -49.1 -74.1 4 25.0 -51.8 225 21 610.8 610.8 321.1 611.2 0.06 27 27 24330 -44.7 -70.7 4 26.0 -48.8 225 22 641.8 641.9 322.4 642.6 0.10 28 20 26340 -44.9 -70.9 4 26.0 -49.9 225 23 698.7 698.8 324.4 699.9 0.13 29 12 29762 -42.7 -69.7 4 27.0 -50.4 181 22 816.5 816.6 327.7 819.2 0.27 30 10 30990 -42.9 -68.9 4 26.0 -51.2 165 21 859.4 859.6 328.7 863.2 0.36 31 10 30990 -42.5 -69.5 4 27.0 -51.1 165 21 860.9 861.1 328.7 864.4 0.33 32 9.6 31265 -43.5 -69.5 4 26.0 -51.7 867.2 867.4 328.8 870.9 0.34 TRP 435 6167 -47.1 -52.1 56 5.0 -47.2 280 29 286.8 286.8 275.1 287.1 0.07 WND Sounding variables and indices 1000-500 mb thick: 5031.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 69.06 % Est. max temperature: -4.39 C = 24.11 F Sfc-Lift cond lev (LCL): 888.74 mb = 1111.20 m = 3645.62 ft T: -14.68 C 700-500 lapse rate: 7.28 C/km ThetaE index: 0.39 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 893.95 mb = 1067.06 m = 3500.83 ft Mean mixing ratio: 1.41 g/kg Conv temperature: -5.16 C = 22.71 F Cap Strength: 6.83 C Lifted Index: 9.83 C Risk: None Lifted Index @300 mb: 33.11 C Lifted Index @700 mb: 5.64 C Showalter Index: 8.77 C Risk: None Total Totals Index: 48.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 23.10 C K Index: 2.10 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.06 J/kg Max Up Vert Vel: 2.85 m/s Conv Inhibition (B-): 75878.98 J/kg Cap Strength: 9.75 C Lift Cond Lev (LCL): 913.11 mb = 906.80 m = 2975.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 13 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 1010 132 290 1 0.9 -0.3 | 165 12 -3.2 12.1 1 1000 209 295 3 2.7 -1.3 | 173 11 -1.4 11.1 2 925 809 330 13 6.5 -11.3 | 245 3 2.4 1.1 3 850 1448 345 11 2.8 -10.6 | 145 2 -1.2 1.8 4 700 2877 330 17 8.5 -14.7 | 298 5 4.4 -2.3 5 500 5240 295 23 20.8 -9.7 | 261 17 16.7 2.7 6 435 6167 280 29 28.6 -5.0 | 253 26 24.5 7.4 7 400 6720 275 33 32.9 -2.9 | 252 30 28.8 9.5 8 300 8610 280 11 10.8 -1.9 | 213 12 6.7 10.5 9 250 9810 350 5 0.9 -4.9 | 157 8 -3.2 7.5 10 200 11290 335 9 3.8 -8.2 | 176 4 -0.3 4.2 11 150 13180 305 7 5.7 -4.0 | 191 9 1.6 8.4 12 100 15830 295 5 4.5 -2.1 | 182 10 0.4 10.3 13 70 18130 290 13 12.2 -4.4 | 226 11 8.1 7.9 14 50 20300 260 11 10.8 1.9 | 205 16 6.7 14.3 15 30 23630 225 21 14.8 14.8 | 202 29 10.8 27.2 16 20 26340 225 23 16.3 16.3 | 203 31 12.2 28.7 17 10 30990 165 21 -5.4 20.3 | 164 34 -9.5 32.7 Wind Parameters Mean winds (0-6000m): 311.7 at 17.4 knts Storm direction: 341.7 at 13.1 knts Shear (0-3000m) pos: 1.9 neg: 1.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 126.4 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -2.2 tot: 16.1 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 17.76 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 ------------------------------------------------------------------------------- 500 313 6 181 8| 9.5 0.0 9.5| 15.6 0.0 15.6 31.1 0.66| 9.9 6.6 1000 328 9 188 5| 5.8 0.0 5.8| 17.9 -0.6 17.3 17.3 0.49| 7.8 3.8 1500 333 10 185 4| 3.8 0.0 3.8| 17.9 -1.2 16.7 11.1 0.34| 6.0 2.1 2000 335 11 187 3| 2.9 0.6 3.5| 18.1 -1.2 16.9 8.5 0.37| 5.2 1.9 2500 335 11 201 2| 2.3 1.0 3.3| 18.2 -1.2 17.0 6.8 0.34| 4.6 1.6 3000 334 12 227 2| 1.9 1.2 3.2| 18.2 -2.2 16.1 5.4 0.28| 4.3 1.2 4000 328 14 262 3| 1.4 1.5 3.0| 18.2 -7.8 10.5 2.6 0.15| 3.9 0.6 5000 321 16 267 6| 1.2 1.7 2.9| 18.2 -18.9 -0.6 -0.1 0.04| 3.8 0.2 6000 312 17 265 9| 1.0 2.2 3.2| 18.2 -36.1 -17.9 -3.0 -0.03| 4.0 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251009.00.gif