UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for U4507... Searching the city database file for: U4507 ... Date:1200Z 27 OCT 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 -12 SFC 975 190 -1.3 -5.0 76 3.7 -2.6 150 5 273.8 274.3 271.9 281.2 2.70 2 925 606 -4.7 -8.2 76 3.5 -5.8 205 11 274.5 274.9 271.5 280.7 2.22 3 888 923 -6.1 -9.0 80 2.9 -7.0 217 12 276.3 276.6 272.5 282.4 2.18 4 850 1260 -8.9 -12.1 78 3.2 -9.8 230 13 276.8 277.1 272.2 281.9 1.78 5 700 2745 -17.9 -21.1 76 3.2 -18.6 240 11 282.7 282.8 274.4 285.7 1.01 6 654 3250 -21.5 -24.8 75 3.3 -22.1 233 13 284.1 284.3 274.8 286.5 0.78 7 568 4279 -26.3 -29.6 74 3.3 -26.8 218 16 290.2 290.3 277.7 292.0 0.58 8 540 4643 -28.9 -31.8 76 2.9 -29.2 213 17 291.3 291.4 278.1 292.9 0.49 9 507 5092 -31.5 -34.9 72 3.4 -31.9 206 19 293.5 293.5 279.0 294.7 0.39 10 500 5190 -32.5 -36.2 70 3.7 -32.9 205 19 293.4 293.5 278.9 294.6 0.35 11 414 6472 -43.7 -47.9 63 4.2 -43.9 192 24 295.3 295.3 279.4 295.7 0.12 12 400 6700 -44.9 -49.0 63 4.1 -45.0 190 25 296.6 296.7 280.0 297.0 0.11 13 315 8275 -54.1 -58.7 57 4.6 -54.2 175 21 304.8 304.8 283.4 305.0 0.04 14 300 8590 -54.3 -59.0 56 4.7 -54.4 190 23 308.8 308.8 284.9 309.0 0.04 15 250 9780 -50.5 -56.5 49 6.0 -50.7 210 17 331.0 331.0 292.0 331.3 0.07 16 200 11230 -49.3 -57.3 39 8.0 -49.6 230 19 354.7 354.7 297.7 355.1 0.08 17 196 11362 -48.9 -57.9 34 9.0 -49.3 230 19 357.4 357.4 298.2 357.7 0.08 18 173 12173 -52.7 -62.7 29 10.0 -53.0 233 20 364.1 364.1 299.5 364.3 0.05 19 150 13090 -53.7 -65.7 22 12.0 -54.0 235 21 377.5 377.6 301.9 377.7 0.04 20 100 15680 -56.7 -70.7 16 14.0 -57.1 260 17 418.2 418.2 307.5 418.3 0.03 21 70 17920 -60.5 -75.5 12 15.0 -60.9 265 15 455.0 455.0 311.3 455.1 0.02 22 50 20000 -64.1 -80.1 9 16.0 -64.4 290 19 492.4 492.4 314.4 492.5 0.01 23 35 22176 -66.5 -82.5 9 16.0 -66.8 280 20 539.1 539.1 317.5 539.1 0.01 24 30 23110 -66.9 -82.9 9 16.0 -67.2 275 21 562.3 562.3 318.8 562.3 0.01 25 22 24991 -65.3 -81.3 9 16.0 -65.9 619.2 619.2 321.5 619.4 0.02 TRP 315 8275 -54.1 -58.7 57 4.6 -54.2 175 21 304.8 304.8 283.4 305.0 0.04 WND Sounding variables and indices 1000-500 mb thick: 5202.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 75.69 % Est. max temperature: 2.58 C = 36.64 F Sfc-Lift cond lev (LCL): 920.03 mb = 647.81 m = 2125.34 ft T: -4.88 C 700-500 lapse rate: 5.97 C/km ThetaE index: 0.56 C Layer 925.0- 888.0 mb Conv cond level (CCL): 851.78 mb = 1243.87 m = 4080.88 ft Mean mixing ratio: 2.31 g/kg Conv temperature: 1.65 C = 34.97 F Cap Strength: 10.49 C Lifted Index: 10.37 C Risk: None Lifted Index @300 mb: 19.45 C Lifted Index @700 mb: 3.76 C Showalter Index: 9.96 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.60 C Cross Totals Index: 20.40 C K Index: 8.30 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.40 J/kg Max Up Vert Vel: 4.78 m/s Conv Inhibition (B-): 47340.63 J/kg Cap Strength: 10.44 C Lift Cond Lev (LCL): 876.22 mb = 1025.85 m = 3365.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 11 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 ---------------------------------------------------------- 0 975 190 150 5 -2.5 4.3 | 89 12 -12.4 -0.2 1 925 606 205 11 4.6 10.0 | 136 8 -5.3 5.4 2 850 1260 230 13 10.0 8.4 | 180 4 0.0 3.8 3 700 2745 240 11 9.5 5.5 | 157 1 -0.4 1.0 4 500 5190 205 19 8.0 17.2 | 171 13 -1.9 12.7 5 400 6700 190 25 4.3 24.6 | 164 21 -5.6 20.1 6 315 8275 175 21 -1.8 20.9 | 144 20 -11.8 16.4 7 300 8590 190 23 4.0 22.7 | 162 19 -5.9 18.1 8 250 9780 210 17 8.5 14.7 | 172 10 -1.4 10.2 9 200 11230 230 19 14.6 12.2 | 211 9 4.6 7.7 10 150 13090 235 21 17.2 12.0 | 224 10 7.3 7.5 11 100 15680 260 17 16.7 3.0 | 283 7 6.8 -1.6 12 70 17920 265 15 14.9 1.3 | 303 6 5.0 -3.2 13 50 20000 290 19 17.9 -6.5 | 324 14 7.9 -11.0 14 30 23110 275 21 20.9 -1.8 | 300 13 11.0 -6.4 Wind Parameters Mean winds (0-6000m): 215.5 at 14.6 knts Storm direction: 245.5 at 10.9 knts Shear (0-3000m) pos: 2.1 neg: 0.3 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 92.6 deg Storm rel helicity (0-3000m) pos: 29.3 neg: -0.3 tot: 29.0 m^2/s^2 ave: 9.7 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.54 Bulk Shear: 7.40 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 ------------------------------------------------------------------------------- 500 193 9 115 9| 9.9 0.0 9.9| 23.9 0.0 23.9 47.7 0.85| 10.8 9.1 1000 208 10 132 7| 6.5 0.0 6.5| 28.5 0.0 28.5 28.5 0.81| 7.6 6.2 1500 217 11 143 5| 4.4 0.0 4.4| 29.0 -0.0 29.0 19.3 0.77| 5.6 4.3 2000 222 11 149 5| 3.2 0.0 3.2| 29.0 -0.2 28.9 14.4 0.71| 4.4 3.2 2500 225 11 152 4| 2.5 0.0 2.5| 29.0 -0.3 28.7 11.5 0.66| 3.7 2.4 3000 227 11 154 4| 2.1 0.3 2.4| 29.3 -0.3 29.0 9.7 0.63| 3.4 2.1 4000 227 12 163 4| 1.6 0.8 2.4| 29.4 -0.9 28.5 7.1 0.49| 3.2 1.6 5000 221 13 167 6| 1.2 1.2 2.5| 29.4 -5.3 24.1 4.8 0.35| 3.1 1.1 6000 216 15 169 7| 1.0 1.5 2.5| 29.4 -10.0 19.4 3.2 0.27| 3.1 0.8 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20251027.12.gif