Cottonwood Creek Water Temperature Forecast

7-Day Water Temperature Forecast — Cottonwood Creek

🧊 0-2°C Frigid ❄ 3-6°C Cold 💧 7-10°C Cool ✅ 11-17°C Optimal ☀ 18-22°C Warm 🌡 23-26°C Alert! ⚠ 27°C+ Critical

Today

Sep 20

✅ Optimal

MOUTH

16.3°C

61°F

UPSTREAM

14.3°C

58°F

Mon

Sep 21

✅ Optimal

MOUTH

16.7°C

62°F

UPSTREAM

14.6°C

58°F

Tue

Sep 22

✅ Optimal

MOUTH

16.4°C

61°F

UPSTREAM

13.9°C

57°F

Wed

Sep 23

✅ Optimal

MOUTH

15.2°C

59°F

UPSTREAM

12.6°C

55°F

Thu

Sep 24

✅ Optimal

MOUTH

15.0°C

59°F

UPSTREAM

12.4°C

54°F

Fri

Sep 25

✅ Optimal

MOUTH

14.4°C

58°F

UPSTREAM

11.9°C

53°F

Sat

Sep 26

✅ Optimal

MOUTH

13.1°C

56°F

UPSTREAM

10.6°C

51°F

Water Temperature — 3-Day Observed + 7-Day Forecast

Observed

Predicted Mouth

Predicted Upstream

Alert 23.0°C

🧊 0-2°C Frigid

❄ 3-6°C Cold

💧 7-10°C Cool

✅ 11-17°C Optimal

☀ 18-22°C Warm

🌡 23-26°C Alert

⚠ 27°C+ Critical

Discharge (cfs) & Gage Height (ft) — 7-Day Observed + 4-Day Predicted

Observed Flow

Predicted Flow

Predicted flow uses the trained Random Forest model driven by weather forecast and SNOTEL data from Starr Ridge.

7-Day Weather Forecast — Monument, OR

Today

Sep 20

☀

Sunny

83° / 49°F 28° / 9°C

RH 49% · DP 43°F

Mon

Sep 21

☀

Sunny

84° / 51°F 29° / 11°C

RH 46% · DP 44°F

Tue

Sep 22

☀

Sunny

79° / 51°F 26° / 11°C

RH 49% · DP 42°F

Wed

Sep 23

☀

Sunny

73° / 48°F 23° / 9°C

RH 47% · DP 37°F

Thu

Sep 24

☀

Sunny

78° / 46°F 26° / 8°C

RH 49% · DP 40°F

Fri

Sep 25

☀

Sunny

71° / 49°F 22° / 9°C

RH 53% · DP 40°F

Sat

Sep 26

🌤

Fair

64° / 43°F 18° / 6°C

RH 58% · DP 37°F

Daily Detail (°F with °C below)

Date	Src	Obs Water	Pred Mouth	Pred Upstream	Flow (cfs)	Gage (ft)	Air (°F)	RH (%)
Thu Sep 17	Obs	59.215.1°C	59.615.3°C	56.113.4°C	0.2	2.619	57.0	70
Fri Sep 18	Obs	60.315.7°C	60.315.7°C	56.813.8°C	1.1	2.739	63.1	54
Sat Sep 19	Obs	60.816.0°C	61.116.2°C	57.314.0°C	1.1	2.740	64.5	48
Today	Fcst	--	61.416.3°C	57.714.3°C	0.6	2.680	64.9	49
Mon Sep 21	Fcst	--	62.116.7°C	58.214.6°C	0.6 Pred	2.682 Pred	66.6	46
Tue Sep 22	Fcst	--	61.416.4°C	57.113.9°C	0.6 Pred	2.685 Pred	63.4	49
Wed Sep 23	Fcst	--	59.415.2°C	54.612.6°C	0.6 Pred	2.688 Pred	58.7	47
Thu Sep 24	Fcst	--	58.915.0°C	54.412.4°C	0.6 Pred	2.690 Pred	60.6	49
Fri Sep 25	Fcst	--	58.014.4°C	53.311.9°C	0.6 Pred	2.692 Pred	58.2	53
Sat Sep 26	Fcst	--	55.713.1°C	51.010.6°C	0.7 Pred	2.695 Pred	52.3	58
Sun Sep 27	Fcst	--	53.912.2°C	49.59.7°C	0.7 Pred	2.697 Pred	50.9	56