#BOU #COwx 665
CDUS45 KBOU 191231
CLIDEN

CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER
631 AM MDT TUE MAY 19 2026

...................................

...THE DENVER CO CLIMATE SUMMARY FOR MAY 19 2026...
VALID AS OF 0600 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605191231-KBOU-CDUS45-CLIDEN

#BOU #COwx 029
FXUS65 KBOU 191147
AFDBOU

Area Forecast Discussion
National Weather Service Denver/Boulder CO
547 AM MDT Tue May 19 2026

.KEY MESSAGES...

- Near freezing temperatures and frost/freeze highlights for most
of the plains through 8am.

- Unsettled Tuesday through Friday with scattered to numerous
showers and a few storms, most numerous in/near the Front Range.

- Warming and drying trend for the weekend.

&&

.DISCUSSION /Through Monday/...
Issu https://mesonet.agron.iastate.edu/p.php?pid=202605191147-KBOU-FXUS65-AFDBOU

#BOU #COwx 557
WWUS75 KBOU 191114
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
514 AM MDT Tue May 19 2026

COZ041-191400-
/O.CON.KBOU.FZ.W.0003.000000T0000Z-260519T1400Z/
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including the cities of Kiowa, Larkspur, Castle Rock, Fondis, and
Elbert
514 AM MDT Tue May 19 2026

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 29.

* https://mesonet.agron.iastate.edu/vtec/f/2026-O-CON-KBOU-FZ-W-0003_2026-05-19T11:14Z

#BOU #COwx 557
WWUS75 KBOU 191114
NPWBOU

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
514 AM MDT Tue May 19 2026

COZ041-191400-
/O.CON.KBOU.FZ.W.0003.000000T0000Z-260519T1400Z/
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including the cities of Kiowa, Larkspur, Castle Rock, Fondis, and
Elbert
514 AM MDT Tue May 19 2026

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 29.

* https://mesonet.agron.iastate.edu/vtec/f/2026-O-CON-KBOU-FR-Y-0001_2026-05-19T11:14Z

Current conditions for Longmont, CO:

Clouds
Temperature is 39°F
Calm wind
Dewpoint is 36°F
Relative humidity is 88%

#longmont #cowx

#BOU #COwx 018
NOUS45 KBOU 190859
PNSBOU
COZ030>051-192300-

Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT TUE MAY 19 2026

...Today in metro Denver weather history...

17-19 In 2017...a strong spring storm dropped across the Great Basin...
and then moved eastward across Colorado. Isolated but strong
thunderstorms preceded the system on the 17th with hail up
to nickel size near Boulder Airport and Brighton. https://mesonet.agron.iastate.edu/p.php?pid=202605190859-KBOU-NOUS45-PNSBOU