UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101100.upa.cvt Date: 0000Z 11 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 11 OCT 25 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 118 SFC 987 227 26.0 20.0 70 6.0 21.8 220 10 300.3 303.0 295.4 344.4 15.08 2 983 263 25.4 18.4 65 7.0 20.5 206 8 300.0 302.5 294.3 340.0 13.67 3 975 336 24.8 18.8 69 6.0 20.6 187 8 300.1 302.7 294.7 341.5 14.14 4 969 391 24.2 18.2 69 6.0 20.1 183 11 300.0 302.5 294.3 340.1 13.70 5 962 455 24.2 17.2 65 7.0 19.4 178 15 300.7 303.0 294.0 338.6 12.94 6 942 643 27.8 14.8 45 13.0 19.0 162 23 306.1 308.2 294.3 340.1 11.30 7 925 806 27.6 16.6 51 11.0 19.9 145 18 307.5 310.0 295.9 346.6 12.95 8 887 1178 26.6 13.6 45 13.0 17.8 90 12 310.2 312.3 295.3 344.1 11.10 9 882 1228 26.6 12.6 42 14.0 17.2 90 13 310.7 312.7 295.0 342.7 10.45 10 850 1553 24.0 11.0 44 13.0 15.5 80 13 311.3 313.1 294.6 341.2 9.74 11 700 3209 9.6 3.6 66 6.0 6.1 90 27 313.1 314.5 293.1 335.3 7.10 12 699 3221 9.4 3.4 66 6.0 5.9 90 27 313.0 314.4 293.0 334.9 7.01 13 626 4126 3.4 -8.6 41 12.0 -2.0 65 22 316.2 316.8 290.7 326.5 3.19 14 600 4468 0.2 -10.8 43 11.0 -4.4 63 21 316.4 316.9 290.4 325.5 2.80 15 598 4495 0.0 -11.0 43 11.0 -4.6 63 21 316.4 317.0 290.4 325.4 2.76 16 565 4948 -2.5 -17.5 31 15.0 -7.8 69 22 318.7 319.0 290.1 324.4 1.71 17 556 5075 -3.1 -10.1 58 7.0 -6.1 68 21 319.4 320.0 291.7 329.9 3.19 18 507 5801 -6.5 -30.5 13 24.0 -12.5 61 19 323.8 323.9 290.6 326.0 0.60 19 500 5910 -7.1 -27.1 19 20.0 -12.5 60 19 324.4 324.5 291.0 327.3 0.83 20 440 6892 -13.7 -23.7 43 10.0 -16.5 19 14 328.1 328.4 292.4 332.7 1.28 21 423 7190 -14.9 -35.9 15 21.0 -19.0 7 13 330.3 330.4 292.2 331.9 0.42 22 400 7610 -17.1 -37.1 16 20.0 -20.8 350 12 332.8 332.8 292.9 334.3 0.40 23 331 9005 -25.9 -29.7 70 3.8 -26.7 241 13 339.2 339.4 295.0 342.9 0.98 24 303 9639 -30.5 -34.9 65 4.4 -31.2 208 20 341.4 341.6 295.3 343.9 0.65 25 300 9710 -31.1 -35.4 66 4.3 -31.8 205 21 341.5 341.7 295.3 343.9 0.63 26 282 10144 -34.9 -38.4 70 3.5 -35.4 209 21 342.2 342.3 295.3 344.1 0.49 27 250 10970 -41.3 -45.3 65 4.0 -41.6 215 16 344.7 344.7 295.7 345.7 0.27 28 247 11052 -42.1 -46.1 65 4.0 -42.4 214 16 344.7 344.7 295.7 345.7 0.25 29 234 11418 -45.1 -48.8 66 3.7 -45.3 208 17 345.5 345.5 295.8 346.3 0.19 30 200 12450 -54.5 -58.4 62 3.9 -54.6 190 20 346.5 346.5 295.9 346.8 0.07 31 190 12775 -57.3 -61.3 60 4.0 -57.4 200 21 347.1 347.1 296.0 347.3 0.05 32 174 13322 -62.1 -65.7 62 3.6 -62.1 217 22 348.0 348.0 296.2 348.1 0.03 33 152 14141 -68.7 -72.8 55 4.1 -68.7 242 24 350.4 350.4 296.7 350.5 0.01 34 150 14220 -68.9 -72.9 56 4.0 -68.9 245 24 351.4 351.4 297.0 351.5 0.01 35 134 14889 -72.9 -76.3 60 3.4 -72.9 264 25 355.8 355.8 297.9 355.9 0.01 36 128 15157 -74.1 -77.8 57 3.7 -74.1 272 26 358.3 358.3 298.4 358.4 0.01 37 126 15249 -74.3 -78.2 55 3.9 -74.3 275 26 359.6 359.6 298.6 359.6 0.01 38 120 15534 -72.9 -77.9 47 5.0 -72.9 243 25 367.2 367.2 300.1 367.3 0.01 39 107 16206 -73.5 -80.5 33 7.0 -73.5 169 22 378.3 378.3 302.0 378.4 0.01 40 100 16600 -75.7 -82.7 32 7.0 -75.7 125 20 381.5 381.5 302.5 381.5 0.00 41 93 17018 -77.5 -85.5 26 8.0 -77.5 124 20 385.9 385.9 303.2 385.9 0.00 42 88 17334 -78.1 -87.1 22 9.0 -78.1 123 20 390.9 390.9 303.9 390.9 0.00 43 78 18025 -77.1 -88.1 16 11.0 -77.1 121 21 406.7 406.7 306.1 406.7 0.00 44 73 18404 -78.1 -85.1 31 7.0 -78.1 120 21 412.3 412.3 306.8 412.3 0.00 TRP 887 1178 26.6 13.6 45 13.0 17.8 90 12 310.2 312.3 295.3 344.1 11.10 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 598.00 mb = 4494.79 m = 14746.52 ft Wetbulb zero: 644.20 mb = 3890.62 m = 12764.34 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 47.87 % Est. max temperature: 37.15 C = 98.86 F Sfc-Lift cond lev (LCL): 904.44 mb = 1005.14 m = 3297.67 ft T: 27.06 C 700-500 lapse rate: 6.18 C/km ThetaE index: 22.20 C Layer 887.0- 556.0 mb Conv cond level (CCL): 726.07 mb = 2897.07 m = 9504.71 ft Mean mixing ratio: 12.49 g/kg Conv temperature: 38.52 C = 101.33 F Cap Strength: 6.12 C Lifted Index: -1.44 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.34 C Lifted Index @700 mb: 1.08 C Showalter Index: -0.82 C Risk: Thunderstorms probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 18.10 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 181.00 Risk: None Energy Index: -2.65 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 279.74 J/kg Max Up Vert Vel: 23.65 m/s Conv Inhibition (B-): 358.96 J/kg Cap Strength: 6.12 C Lift Cond Lev (LCL): 805.95 mb = 2006.84 m = 6584.03 ft Lev Free Conv (LFC): 650.95 mb = 3805.09 m = 12483.72 ft Equ Level (EL): 360.95 mb = 8366.94 m = 27450.26 ft B at Equ Level: 279.14 J/kg Max Parcel Lev (MPL): 200.95 mb = 12418.72 m = 40743.35 ft Wind level data Storm motion: 110 at 15 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 ---------------------------------------------------------- 0 987 227 220 10 6.4 7.7 | 263 21 20.6 2.5 1 978 305 190 6 1.0 5.9 | 267 15 15.2 0.8 2 946 610 165 24 -6.2 23.2 | 204 20 7.9 18.0 3 925 806 145 18 -10.3 14.7 | 202 10 3.8 9.6 4 914 914 140 13 -8.4 10.0 | 230 8 5.8 4.8 5 887 1178 90 12 -12.0 0.0 | 337 6 2.2 -5.2 6 883 1219 90 13 -13.0 0.0 | 347 5 1.2 -5.2 7 850 1553 80 13 -12.8 -2.3 | 350 8 1.4 -7.4 8 823 1829 95 14 -13.9 1.2 | 357 4 0.2 -3.9 9 794 2134 85 19 -18.9 -1.7 | 35 8 -4.8 -6.8 10 766 2438 75 24 -23.2 -6.2 | 38 15 -9.0 -11.4 11 739 2743 75 26 -25.1 -6.7 | 43 16 -11.0 -11.9 12 700 3209 90 27 -27.0 0.0 | 68 14 -12.8 -5.2 13 662 3658 80 25 -24.6 -4.3 | 48 14 -10.5 -9.5 14 614 4267 60 21 -18.2 -10.5 | 14 16 -4.0 -15.7 15 569 4877 70 22 -20.7 -7.5 | 27 14 -6.5 -12.7 16 500 5910 60 19 -16.5 -9.5 | 9 15 -2.3 -14.7 17 488 6096 50 17 -13.0 -10.9 | 356 16 1.1 -16.1 18 400 7610 350 12 2.1 -11.8 | 316 23 16.2 -17.0 19 399 7620 25 9 -3.8 -8.2 | 322 17 10.4 -13.3 20 324 9144 225 13 9.2 9.2 | 260 24 23.3 4.0 21 300 9710 205 21 8.9 19.0 | 239 27 23.0 13.9 22 261 10668 215 22 12.6 18.0 | 244 30 26.8 12.9 23 250 10970 215 16 9.2 13.1 | 251 25 23.3 7.9 24 200 12450 190 20 3.5 19.7 | 230 23 17.6 14.5 25 150 14220 245 24 21.8 10.1 | 262 36 35.9 5.0 26 126 15240 275 26 25.9 -2.3 | 280 41 40.1 -7.4 27 100 16600 125 20 -16.4 11.5 | 161 7 -2.2 6.3 28 73 18288 120 21 -18.2 10.5 | 143 7 -4.0 5.3 Wind Parameters Mean winds (0-6000m): 80.0 at 20.1 knts Storm direction: 110.0 at 15.1 knts Shear (0-3000m) pos: 1.2 neg: 5.9 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 164.2 deg Storm rel helicity (0-3000m) pos: 55.8 neg: -81.5 tot: -25.7 m^2/s^2 ave: -8.6 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 1.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 3.31 Bulk Shear: 84.45 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 ------------------------------------------------------------------------------- 500 169 16 228 15| 0.0 19.4 19.4| 0.0 -81.5 -81.5 -163.0 -0.66| 29.0-19.0 1000 150 15 221 10| 0.0 10.8 10.8| 18.1 -81.5 -63.4 -63.4 -0.12| 24.8 -2.9 1500 129 14 218 5| 0.0 7.4 7.4| 19.4 -81.5 -62.1 -41.4 -0.09| 18.0 -1.7 2000 116 15 210 2| 0.0 7.4 7.4| 25.6 -81.5 -55.9 -28.0 -0.01| 15.8 -0.2 2500 103 17 55 3| 0.0 7.1 7.1| 30.4 -81.5 -51.1 -20.5 0.01| 13.9 0.1 3000 97 18 54 5| 1.2 5.9 7.1| 55.8 -81.5 -25.7 -8.6 0.09| 12.8 1.2 4000 90 20 49 8| 0.9 4.3 5.2| 55.8-131.4 -75.6 -18.9 -0.07| 11.3 -0.8 5000 84 20 40 9| 0.9 3.4 4.3| 67.2-137.5 -70.4 -14.1 -0.05| 9.5 -0.5 6000 80 20 33 10| 0.8 2.7 3.5| 67.2-169.0-101.8 -17.0 -0.12| 8.6 -1.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251011.00.gif