
More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >
COZ205-232030-
COZ205-232030-
Colorado River Headwaters-
1016 PM MDT Sun Mar 22 2026
Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
1016 PM MDT Sun Mar 22 2026
.DISCUSSION...Anamalously warm and dry conditions will continue
through the coming week. Lighter winds and increased relative
humidity values will keep critical fire weather conditions in
check early this week. Winds are expected to increase as the ridge
collapses on Wednesday and Thursday with hot, dry and windy
conditions returning leading to widespread critical fire weather
conditions. Temperatures will rise back up to near 30 degrees
above normal as well. Wetting rains are not expected this week.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...
.REST OF TONIGHT...
Sky/weather.........Mostly cloudy (70-80%).
Chc of lightning....0 percent.
Min temperature.....40-50 F.
Max humidity........35-45%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph increasing to west 25 to
35 mph after midnight.
Mixing Height.......2000 ft AGL.
Transport Winds.....East 5 mph until 2400, then south.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly cloudy (70-80%).
Chc of lightning....0 percent.
Max temperature.....60-70 F.
Min humidity........17-27%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
west 10 to 15 mph with gusts to 30 mph in the
afternoon.
CWR.................0 percent.
15K Ft MSL Winds....West 30 to 40 mph.
Mixing Height.......2000 ft AGL until 1000, then 8000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.MONDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%). Isolated showers until 2400.
Chc of lightning....0 percent.
Min temperature.....39-49 F.
Max humidity........54-64%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 30 mph in the evening.
CWR.................10 percent.
15K Ft MSL Winds....West 30 to 40 mph increasing to 35 to 45 mph
after midnight.
Mixing Height.......6500 ft AGL until 1900, then 2500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.TUESDAY...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....62-72 F.
Min humidity........20-30%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
west 10 to 15 mph with gusts to 30 mph in the
afternoon.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 35 to 45 mph.
Mixing Height.......7500 ft AGL.
Transport Winds.....West 5 to 10 mph until 1200, then 15 to 20 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.WEDNESDAY...Clear. Lows 38-48. Highs 67-77. Winds less than
15 mph.
.THURSDAY...Clear. Isolated showers. Lows 40-50. Highs 63-73.
West winds 10 to 20 mph with gusts to 35 mph.
.FRIDAY...Partly cloudy. Isolated showers. Lows 32-42. Highs
57-67. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Isolated showers. Lows 31-41. Highs
58-68.
.SUNDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows 34-44. Highs 57-67.